repos/blastem: debug.c annotate

annotate debug.c @ 2105:1bda10d60b29

Add some enhancements for disassembling Main CPU Sega CD code

author	Michael Pavone <pavone@retrodev.com>
date	Sat, 12 Feb 2022 14:50:40 -0800
parents	ff32a90260c9
children	f80c6111e1ae

rev	line source
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1 #include "debug.h"
1103 22e87b739ad6 WIP split of ROM loading/argument parsing from Genesis emulation code. Compiles and doesn't crash, but nothing works. Still a few too many globals as well. Michael Pavone <pavone@retrodev.com> parents: 985 diff changeset	2 #include "genesis.h"
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	3 #include "68kinst.h"
2104 ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	4 #include "segacd.h"
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	5 #include "blastem.h"
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	6 #include <stdlib.h>
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	7 #include <string.h>
745 daa31ee7d8cd Get windows build compiling again post-merge Michael Pavone <pavone@retrodev.com> parents: 723 diff changeset	8 #ifndef _WIN32
723 7178d750efbd Process events while waiting for 68K debugger input. This prevents "not responsive" dialogs when sitting in the debugger Michael Pavone <pavone@retrodev.com> parents: 707 diff changeset	9 #include <sys/select.h>
745 daa31ee7d8cd Get windows build compiling again post-merge Michael Pavone <pavone@retrodev.com> parents: 723 diff changeset	10 #endif
723 7178d750efbd Process events while waiting for 68K debugger input. This prevents "not responsive" dialogs when sitting in the debugger Michael Pavone <pavone@retrodev.com> parents: 707 diff changeset	11 #include "render.h"
792 724bbec47f86 Use a new fatal_error function instead of calling fprintf and exit for fatal errors. This new function more gracefully handles the case in which BlastEm was not started from a terminal or disconnected from ther terminal (Windows). Michael Pavone <pavone@retrodev.com> parents: 747 diff changeset	12 #include "util.h"
794 792be135d3af Spawn a terminal for the debugger when needed if we are not already attached to one Michael Pavone <pavone@retrodev.com> parents: 792 diff changeset	13 #include "terminal.h"
1752 d6d4c006a7b3 Initial attempt at interrupts in new Z80 core and integrating it into main executable Michael Pavone <pavone@retrodev.com> parents: 1630 diff changeset	14 #include "z80inst.h"
d6d4c006a7b3 Initial attempt at interrupts in new Z80 core and integrating it into main executable Michael Pavone <pavone@retrodev.com> parents: 1630 diff changeset	15
d6d4c006a7b3 Initial attempt at interrupts in new Z80 core and integrating it into main executable Michael Pavone <pavone@retrodev.com> parents: 1630 diff changeset	16 #ifdef NEW_CORE
d6d4c006a7b3 Initial attempt at interrupts in new Z80 core and integrating it into main executable Michael Pavone <pavone@retrodev.com> parents: 1630 diff changeset	17 #define Z80_OPTS opts
d6d4c006a7b3 Initial attempt at interrupts in new Z80 core and integrating it into main executable Michael Pavone <pavone@retrodev.com> parents: 1630 diff changeset	18 #else
d6d4c006a7b3 Initial attempt at interrupts in new Z80 core and integrating it into main executable Michael Pavone <pavone@retrodev.com> parents: 1630 diff changeset	19 #define Z80_OPTS options
d6d4c006a7b3 Initial attempt at interrupts in new Z80 core and integrating it into main executable Michael Pavone <pavone@retrodev.com> parents: 1630 diff changeset	20 #endif
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	21
525 62860044337d Support single stepping in gdb remote debugger Mike Pavone <pavone@retrodev.com> parents: 524 diff changeset	22 static bp_def * breakpoints = NULL;
62860044337d Support single stepping in gdb remote debugger Mike Pavone <pavone@retrodev.com> parents: 524 diff changeset	23 static bp_def * zbreakpoints = NULL;
62860044337d Support single stepping in gdb remote debugger Mike Pavone <pavone@retrodev.com> parents: 524 diff changeset	24 static uint32_t bp_index = 0;
62860044337d Support single stepping in gdb remote debugger Mike Pavone <pavone@retrodev.com> parents: 524 diff changeset	25 static uint32_t zbp_index = 0;
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	26
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	27 bp_def find_breakpoint(bp_def cur, uint32_t address)
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	28 {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	29 while (*cur) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	30 if ((*cur)->address == address) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	31 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	32 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	33 cur = &((*cur)->next);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	34 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	35 return cur;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	36 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	37
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	38 bp_def find_breakpoint_idx(bp_def cur, uint32_t index)
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	39 {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	40 while (*cur) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	41 if ((*cur)->index == index) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	42 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	43 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	44 cur = &((*cur)->next);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	45 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	46 return cur;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	47 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	48
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	49 disp_def * displays = NULL;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	50 disp_def * zdisplays = NULL;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	51 uint32_t disp_index = 0;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	52 uint32_t zdisp_index = 0;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	53
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	54 void add_display(disp_def ** head, uint32_t index, char format_char, char param)
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	55 {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	56 disp_def * ndisp = malloc(sizeof(*ndisp));
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	57 ndisp->format_char = format_char;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	58 ndisp->param = strdup(param);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	59 ndisp->next = *head;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	60 ndisp->index = *index++;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	61 *head = ndisp;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	62 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	63
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	64 void remove_display(disp_def ** head, uint32_t index)
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	65 {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	66 while (*head) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	67 if ((*head)->index == index) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	68 disp_def * del_disp = *head;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	69 *head = del_disp->next;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	70 free(del_disp->param);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	71 free(del_disp);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	72 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	73 head = &(*head)->next;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	74 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	75 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	76 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	77
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	78 char * find_param(char * buf)
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	79 {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	80 for (; *buf; buf++) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	81 if (*buf == ' ') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	82 if (*(buf+1)) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	83 return buf+1;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	84 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	85 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	86 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	87 return NULL;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	88 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	89
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	90 void strip_nl(char * buf)
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	91 {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	92 for(; *buf; buf++) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	93 if (*buf == '\n') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	94 *buf = 0;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	95 return;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	96 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	97 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	98 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	99
1965 3a46ff899fa6 More correct implementation of byte printing in builtin debugger. Fix GDB debugger to use helper in backend.c for reading bytes Michael Pavone <pavone@retrodev.com> parents: 1963 diff changeset	100 static uint8_t m68k_read_byte(uint32_t address, m68k_context *context)
3a46ff899fa6 More correct implementation of byte printing in builtin debugger. Fix GDB debugger to use helper in backend.c for reading bytes Michael Pavone <pavone@retrodev.com> parents: 1963 diff changeset	101 {
3a46ff899fa6 More correct implementation of byte printing in builtin debugger. Fix GDB debugger to use helper in backend.c for reading bytes Michael Pavone <pavone@retrodev.com> parents: 1963 diff changeset	102 //TODO: share this implementation with GDB debugger
3a46ff899fa6 More correct implementation of byte printing in builtin debugger. Fix GDB debugger to use helper in backend.c for reading bytes Michael Pavone <pavone@retrodev.com> parents: 1963 diff changeset	103 return read_byte(address, (void **)context->mem_pointers, &context->options->gen, context);
3a46ff899fa6 More correct implementation of byte printing in builtin debugger. Fix GDB debugger to use helper in backend.c for reading bytes Michael Pavone <pavone@retrodev.com> parents: 1963 diff changeset	104 }
3a46ff899fa6 More correct implementation of byte printing in builtin debugger. Fix GDB debugger to use helper in backend.c for reading bytes Michael Pavone <pavone@retrodev.com> parents: 1963 diff changeset	105
1313 b27d7bf1107e Improved printing of word at absolute address to support reading from all address types. Implemented support for printing the value pointed to by a register. Removed abuse of read_dma_value in internal debugger. Michael Pavone <pavone@retrodev.com> parents: 1312 diff changeset	106 uint16_t m68k_read_word(uint32_t address, m68k_context *context)
b27d7bf1107e Improved printing of word at absolute address to support reading from all address types. Implemented support for printing the value pointed to by a register. Removed abuse of read_dma_value in internal debugger. Michael Pavone <pavone@retrodev.com> parents: 1312 diff changeset	107 {
b27d7bf1107e Improved printing of word at absolute address to support reading from all address types. Implemented support for printing the value pointed to by a register. Removed abuse of read_dma_value in internal debugger. Michael Pavone <pavone@retrodev.com> parents: 1312 diff changeset	108 return read_word(address, (void **)context->mem_pointers, &context->options->gen, context);
b27d7bf1107e Improved printing of word at absolute address to support reading from all address types. Implemented support for printing the value pointed to by a register. Removed abuse of read_dma_value in internal debugger. Michael Pavone <pavone@retrodev.com> parents: 1312 diff changeset	109 }
b27d7bf1107e Improved printing of word at absolute address to support reading from all address types. Implemented support for printing the value pointed to by a register. Removed abuse of read_dma_value in internal debugger. Michael Pavone <pavone@retrodev.com> parents: 1312 diff changeset	110
b27d7bf1107e Improved printing of word at absolute address to support reading from all address types. Implemented support for printing the value pointed to by a register. Removed abuse of read_dma_value in internal debugger. Michael Pavone <pavone@retrodev.com> parents: 1312 diff changeset	111 uint32_t m68k_read_long(uint32_t address, m68k_context *context)
b27d7bf1107e Improved printing of word at absolute address to support reading from all address types. Implemented support for printing the value pointed to by a register. Removed abuse of read_dma_value in internal debugger. Michael Pavone <pavone@retrodev.com> parents: 1312 diff changeset	112 {
b27d7bf1107e Improved printing of word at absolute address to support reading from all address types. Implemented support for printing the value pointed to by a register. Removed abuse of read_dma_value in internal debugger. Michael Pavone <pavone@retrodev.com> parents: 1312 diff changeset	113 return m68k_read_word(address, context) << 16 \| m68k_read_word(address + 2, context);
b27d7bf1107e Improved printing of word at absolute address to support reading from all address types. Implemented support for printing the value pointed to by a register. Removed abuse of read_dma_value in internal debugger. Michael Pavone <pavone@retrodev.com> parents: 1312 diff changeset	114 }
b27d7bf1107e Improved printing of word at absolute address to support reading from all address types. Implemented support for printing the value pointed to by a register. Removed abuse of read_dma_value in internal debugger. Michael Pavone <pavone@retrodev.com> parents: 1312 diff changeset	115
1923 23394a890508 Added implementation of printing PC in 68K debugger Michael Pavone <pavone@retrodev.com> parents: 1922 diff changeset	116 void debugger_print(m68k_context context, char format_char, char param, uint32_t address)
829 cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	117 {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	118 uint32_t value;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	119 char format[8];
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	120 strcpy(format, "%s: %d\n");
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	121 switch (format_char)
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	122 {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	123 case 'x':
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	124 case 'X':
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	125 case 'd':
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	126 case 'c':
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	127 format[5] = format_char;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	128 break;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	129 case '\0':
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	130 break;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	131 default:
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	132 fprintf(stderr, "Unrecognized format character: %c\n", format_char);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	133 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	134 if (param[0] == 'd' && param[1] >= '0' && param[1] <= '7') {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	135 value = context->dregs[param[1]-'0'];
1312 9ab3f6781202 Allow adding .w or .b to select just the low word or byte of a register in a 68K debugger print command Michael Pavone <pavone@retrodev.com> parents: 1311 diff changeset	136 if (param[2] == '.') {
9ab3f6781202 Allow adding .w or .b to select just the low word or byte of a register in a 68K debugger print command Michael Pavone <pavone@retrodev.com> parents: 1311 diff changeset	137 if (param[3] == 'w') {
9ab3f6781202 Allow adding .w or .b to select just the low word or byte of a register in a 68K debugger print command Michael Pavone <pavone@retrodev.com> parents: 1311 diff changeset	138 value &= 0xFFFF;
9ab3f6781202 Allow adding .w or .b to select just the low word or byte of a register in a 68K debugger print command Michael Pavone <pavone@retrodev.com> parents: 1311 diff changeset	139 } else if (param[3] == 'b') {
9ab3f6781202 Allow adding .w or .b to select just the low word or byte of a register in a 68K debugger print command Michael Pavone <pavone@retrodev.com> parents: 1311 diff changeset	140 value &= 0xFF;
9ab3f6781202 Allow adding .w or .b to select just the low word or byte of a register in a 68K debugger print command Michael Pavone <pavone@retrodev.com> parents: 1311 diff changeset	141 }
9ab3f6781202 Allow adding .w or .b to select just the low word or byte of a register in a 68K debugger print command Michael Pavone <pavone@retrodev.com> parents: 1311 diff changeset	142 }
829 cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	143 } else if (param[0] == 'a' && param[1] >= '0' && param[1] <= '7') {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	144 value = context->aregs[param[1]-'0'];
1312 9ab3f6781202 Allow adding .w or .b to select just the low word or byte of a register in a 68K debugger print command Michael Pavone <pavone@retrodev.com> parents: 1311 diff changeset	145 if (param[2] == '.') {
9ab3f6781202 Allow adding .w or .b to select just the low word or byte of a register in a 68K debugger print command Michael Pavone <pavone@retrodev.com> parents: 1311 diff changeset	146 if (param[3] == 'w') {
9ab3f6781202 Allow adding .w or .b to select just the low word or byte of a register in a 68K debugger print command Michael Pavone <pavone@retrodev.com> parents: 1311 diff changeset	147 value &= 0xFFFF;
9ab3f6781202 Allow adding .w or .b to select just the low word or byte of a register in a 68K debugger print command Michael Pavone <pavone@retrodev.com> parents: 1311 diff changeset	148 } else if (param[3] == 'b') {
9ab3f6781202 Allow adding .w or .b to select just the low word or byte of a register in a 68K debugger print command Michael Pavone <pavone@retrodev.com> parents: 1311 diff changeset	149 value &= 0xFF;
9ab3f6781202 Allow adding .w or .b to select just the low word or byte of a register in a 68K debugger print command Michael Pavone <pavone@retrodev.com> parents: 1311 diff changeset	150 }
9ab3f6781202 Allow adding .w or .b to select just the low word or byte of a register in a 68K debugger print command Michael Pavone <pavone@retrodev.com> parents: 1311 diff changeset	151 }
1922 4a811fd1fb6f Added soft reset command to debugger. Added more debugger help Eric Fry <yuv422@users.noreply.github.com> parents: 1921 diff changeset	152 } else if (param[0] == 's' && param[1] == 'r') {
829 cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	153 value = (context->status << 8);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	154 for (int flag = 0; flag < 5; flag++) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	155 value \|= context->flags[flag] << (4-flag);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	156 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	157 } else if(param[0] == 'c') {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	158 value = context->current_cycle;
1311 26bdbf1f7e33 Allow printing current frame number in 68K debugger Michael Pavone <pavone@retrodev.com> parents: 1310 diff changeset	159 } else if(param[0] == 'f') {
26bdbf1f7e33 Allow printing current frame number in 68K debugger Michael Pavone <pavone@retrodev.com> parents: 1310 diff changeset	160 genesis_context *gen = context->system;
26bdbf1f7e33 Allow printing current frame number in 68K debugger Michael Pavone <pavone@retrodev.com> parents: 1310 diff changeset	161 value = gen->vdp->frame;
1922 4a811fd1fb6f Added soft reset command to debugger. Added more debugger help Eric Fry <yuv422@users.noreply.github.com> parents: 1921 diff changeset	162 } else if (param[0] == 'p' && param[1] == 'c') {
1923 23394a890508 Added implementation of printing PC in 68K debugger Michael Pavone <pavone@retrodev.com> parents: 1922 diff changeset	163 value = address;
829 cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	164 } else if ((param[0] == '0' && param[1] == 'x') \|\| param[0] == '$') {
1314 ae932ca28282 Allow a .l suffix to a memory print command to allow fetching and printing a longword Michael Pavone <pavone@retrodev.com> parents: 1313 diff changeset	165 char *after;
ae932ca28282 Allow a .l suffix to a memory print command to allow fetching and printing a longword Michael Pavone <pavone@retrodev.com> parents: 1313 diff changeset	166 uint32_t p_addr = strtol(param+(param[0] == '0' ? 2 : 1), &after, 16);
ae932ca28282 Allow a .l suffix to a memory print command to allow fetching and printing a longword Michael Pavone <pavone@retrodev.com> parents: 1313 diff changeset	167 if (after[0] == '.' && after[1] == 'l') {
ae932ca28282 Allow a .l suffix to a memory print command to allow fetching and printing a longword Michael Pavone <pavone@retrodev.com> parents: 1313 diff changeset	168 value = m68k_read_long(p_addr, context);
1963 495569c1dc61 Add support for printing a byte from memory in native debugger. Add stubs for GDB commands qThreadExtraInfo and qP Eric Fry <yuv422@users.noreply.github.com> parents: 1923 diff changeset	169 } else if (after[0] == '.' && after[1] == 'b') {
1965 3a46ff899fa6 More correct implementation of byte printing in builtin debugger. Fix GDB debugger to use helper in backend.c for reading bytes Michael Pavone <pavone@retrodev.com> parents: 1963 diff changeset	170 value = m68k_read_byte(p_addr, context);
1314 ae932ca28282 Allow a .l suffix to a memory print command to allow fetching and printing a longword Michael Pavone <pavone@retrodev.com> parents: 1313 diff changeset	171 } else {
ae932ca28282 Allow a .l suffix to a memory print command to allow fetching and printing a longword Michael Pavone <pavone@retrodev.com> parents: 1313 diff changeset	172 value = m68k_read_word(p_addr, context);
ae932ca28282 Allow a .l suffix to a memory print command to allow fetching and printing a longword Michael Pavone <pavone@retrodev.com> parents: 1313 diff changeset	173 }
1313 b27d7bf1107e Improved printing of word at absolute address to support reading from all address types. Implemented support for printing the value pointed to by a register. Removed abuse of read_dma_value in internal debugger. Michael Pavone <pavone@retrodev.com> parents: 1312 diff changeset	174 } else if(param[0] == '(' && (param[1] == 'a' \|\| param[1] == 'd') && param[2] >= '0' && param[2] <= '7' && param[3] == ')') {
b27d7bf1107e Improved printing of word at absolute address to support reading from all address types. Implemented support for printing the value pointed to by a register. Removed abuse of read_dma_value in internal debugger. Michael Pavone <pavone@retrodev.com> parents: 1312 diff changeset	175 uint8_t reg = param[2] - '0';
b27d7bf1107e Improved printing of word at absolute address to support reading from all address types. Implemented support for printing the value pointed to by a register. Removed abuse of read_dma_value in internal debugger. Michael Pavone <pavone@retrodev.com> parents: 1312 diff changeset	176 uint32_t p_addr = param[1] == 'a' ? context->aregs[reg] : context->dregs[reg];
1314 ae932ca28282 Allow a .l suffix to a memory print command to allow fetching and printing a longword Michael Pavone <pavone@retrodev.com> parents: 1313 diff changeset	177 if (param[4] == '.' && param[5] == 'l') {
ae932ca28282 Allow a .l suffix to a memory print command to allow fetching and printing a longword Michael Pavone <pavone@retrodev.com> parents: 1313 diff changeset	178 value = m68k_read_long(p_addr, context);
1963 495569c1dc61 Add support for printing a byte from memory in native debugger. Add stubs for GDB commands qThreadExtraInfo and qP Eric Fry <yuv422@users.noreply.github.com> parents: 1923 diff changeset	179 } else if (param[4] == '.' && param[5] == 'b') {
1965 3a46ff899fa6 More correct implementation of byte printing in builtin debugger. Fix GDB debugger to use helper in backend.c for reading bytes Michael Pavone <pavone@retrodev.com> parents: 1963 diff changeset	180 value = m68k_read_byte(p_addr, context);
1314 ae932ca28282 Allow a .l suffix to a memory print command to allow fetching and printing a longword Michael Pavone <pavone@retrodev.com> parents: 1313 diff changeset	181 } else {
ae932ca28282 Allow a .l suffix to a memory print command to allow fetching and printing a longword Michael Pavone <pavone@retrodev.com> parents: 1313 diff changeset	182 value = m68k_read_word(p_addr, context);
ae932ca28282 Allow a .l suffix to a memory print command to allow fetching and printing a longword Michael Pavone <pavone@retrodev.com> parents: 1313 diff changeset	183 }
829 cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	184 } else {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	185 fprintf(stderr, "Unrecognized parameter to p: %s\n", param);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	186 return;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	187 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	188 printf(format, param, value);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	189 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	190
565 9324f721efa6 Add a separate flag/define for disabling the Z80 at compile time to ease refactoring Michael Pavone <pavone@retrodev.com> parents: 548 diff changeset	191 #ifndef NO_Z80
548 a3afee2271ce Initial work on the x86-32 target Michael Pavone <pavone@retrodev.com> parents: 525 diff changeset	192
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	193 void zdebugger_print(z80_context * context, char format_char, char * param)
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	194 {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	195 uint32_t value;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	196 char format[8];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	197 strcpy(format, "%s: %d\n");
1103 22e87b739ad6 WIP split of ROM loading/argument parsing from Genesis emulation code. Compiles and doesn't crash, but nothing works. Still a few too many globals as well. Michael Pavone <pavone@retrodev.com> parents: 985 diff changeset	198 genesis_context *system = context->system;
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	199 switch (format_char)
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	200 {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	201 case 'x':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	202 case 'X':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	203 case 'd':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	204 case 'c':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	205 format[5] = format_char;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	206 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	207 case '\0':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	208 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	209 default:
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	210 fprintf(stderr, "Unrecognized format character: %c\n", format_char);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	211 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	212 switch (param[0])
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	213 {
1752 d6d4c006a7b3 Initial attempt at interrupts in new Z80 core and integrating it into main executable Michael Pavone <pavone@retrodev.com> parents: 1630 diff changeset	214 #ifndef NEW_CORE
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	215 case 'a':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	216 if (param[1] == 'f') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	217 if(param[2] == '\'') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	218 value = context->alt_regs[Z80_A] << 8;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	219 value \|= context->alt_flags[ZF_S] << 7;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	220 value \|= context->alt_flags[ZF_Z] << 6;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	221 value \|= context->alt_flags[ZF_H] << 4;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	222 value \|= context->alt_flags[ZF_PV] << 2;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	223 value \|= context->alt_flags[ZF_N] << 1;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	224 value \|= context->alt_flags[ZF_C];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	225 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	226 value = context->regs[Z80_A] << 8;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	227 value \|= context->flags[ZF_S] << 7;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	228 value \|= context->flags[ZF_Z] << 6;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	229 value \|= context->flags[ZF_H] << 4;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	230 value \|= context->flags[ZF_PV] << 2;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	231 value \|= context->flags[ZF_N] << 1;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	232 value \|= context->flags[ZF_C];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	233 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	234 } else if(param[1] == '\'') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	235 value = context->alt_regs[Z80_A];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	236 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	237 value = context->regs[Z80_A];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	238 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	239 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	240 case 'b':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	241 if (param[1] == 'c') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	242 if(param[2] == '\'') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	243 value = context->alt_regs[Z80_B] << 8;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	244 value \|= context->alt_regs[Z80_C];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	245 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	246 value = context->regs[Z80_B] << 8;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	247 value \|= context->regs[Z80_C];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	248 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	249 } else if(param[1] == '\'') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	250 value = context->alt_regs[Z80_B];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	251 } else if(param[1] == 'a') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	252 value = context->bank_reg << 15;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	253 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	254 value = context->regs[Z80_B];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	255 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	256 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	257 case 'c':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	258 if(param[1] == '\'') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	259 value = context->alt_regs[Z80_C];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	260 } else if(param[1] == 'y') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	261 value = context->current_cycle;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	262 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	263 value = context->regs[Z80_C];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	264 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	265 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	266 case 'd':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	267 if (param[1] == 'e') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	268 if(param[2] == '\'') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	269 value = context->alt_regs[Z80_D] << 8;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	270 value \|= context->alt_regs[Z80_E];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	271 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	272 value = context->regs[Z80_D] << 8;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	273 value \|= context->regs[Z80_E];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	274 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	275 } else if(param[1] == '\'') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	276 value = context->alt_regs[Z80_D];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	277 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	278 value = context->regs[Z80_D];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	279 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	280 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	281 case 'e':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	282 if(param[1] == '\'') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	283 value = context->alt_regs[Z80_E];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	284 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	285 value = context->regs[Z80_E];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	286 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	287 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	288 case 'f':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	289 if(param[2] == '\'') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	290 value = context->alt_flags[ZF_S] << 7;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	291 value \|= context->alt_flags[ZF_Z] << 6;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	292 value \|= context->alt_flags[ZF_H] << 4;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	293 value \|= context->alt_flags[ZF_PV] << 2;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	294 value \|= context->alt_flags[ZF_N] << 1;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	295 value \|= context->alt_flags[ZF_C];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	296 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	297 value = context->flags[ZF_S] << 7;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	298 value \|= context->flags[ZF_Z] << 6;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	299 value \|= context->flags[ZF_H] << 4;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	300 value \|= context->flags[ZF_PV] << 2;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	301 value \|= context->flags[ZF_N] << 1;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	302 value \|= context->flags[ZF_C];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	303 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	304 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	305 case 'h':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	306 if (param[1] == 'l') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	307 if(param[2] == '\'') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	308 value = context->alt_regs[Z80_H] << 8;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	309 value \|= context->alt_regs[Z80_L];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	310 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	311 value = context->regs[Z80_H] << 8;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	312 value \|= context->regs[Z80_L];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	313 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	314 } else if(param[1] == '\'') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	315 value = context->alt_regs[Z80_H];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	316 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	317 value = context->regs[Z80_H];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	318 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	319 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	320 case 'l':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	321 if(param[1] == '\'') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	322 value = context->alt_regs[Z80_L];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	323 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	324 value = context->regs[Z80_L];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	325 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	326 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	327 case 'i':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	328 if(param[1] == 'x') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	329 if (param[2] == 'h') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	330 value = context->regs[Z80_IXH];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	331 } else if(param[2] == 'l') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	332 value = context->regs[Z80_IXL];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	333 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	334 value = context->regs[Z80_IXH] << 8;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	335 value \|= context->regs[Z80_IXL];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	336 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	337 } else if(param[1] == 'y') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	338 if (param[2] == 'h') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	339 value = context->regs[Z80_IYH];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	340 } else if(param[2] == 'l') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	341 value = context->regs[Z80_IYL];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	342 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	343 value = context->regs[Z80_IYH] << 8;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	344 value \|= context->regs[Z80_IYL];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	345 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	346 } else if(param[1] == 'n') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	347 value = context->int_cycle;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	348 } else if(param[1] == 'f' && param[2] == 'f' && param[3] == '1') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	349 value = context->iff1;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	350 } else if(param[1] == 'f' && param[2] == 'f' && param[3] == '2') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	351 value = context->iff2;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	352 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	353 value = context->im;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	354 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	355 break;
1752 d6d4c006a7b3 Initial attempt at interrupts in new Z80 core and integrating it into main executable Michael Pavone <pavone@retrodev.com> parents: 1630 diff changeset	356 #endif
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	357 case 's':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	358 if (param[1] == 'p') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	359 value = context->sp;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	360 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	361 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	362 case '0':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	363 if (param[1] == 'x') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	364 uint16_t p_addr = strtol(param+2, NULL, 16);
1920 7b41cb36e7df Use proper memory map in Z80 debugger for memory printing Michael Pavone <pavone@retrodev.com> parents: 1752 diff changeset	365 value = read_byte(p_addr, (void **)context->mem_pointers, &context->options->gen, context);
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	366 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	367 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	368 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	369 printf(format, param, value);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	370 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	371
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	372 z80_context * zdebugger(z80_context * context, uint16_t address)
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	373 {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	374 static char last_cmd[1024];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	375 char input_buf[1024];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	376 static uint16_t branch_t;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	377 static uint16_t branch_f;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	378 z80inst inst;
1103 22e87b739ad6 WIP split of ROM loading/argument parsing from Genesis emulation code. Compiles and doesn't crash, but nothing works. Still a few too many globals as well. Michael Pavone <pavone@retrodev.com> parents: 985 diff changeset	379 genesis_context *system = context->system;
794 792be135d3af Spawn a terminal for the debugger when needed if we are not already attached to one Michael Pavone <pavone@retrodev.com> parents: 792 diff changeset	380 init_terminal();
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	381 //Check if this is a user set breakpoint, or just a temporary one
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	382 bp_def ** this_bp = find_breakpoint(&zbreakpoints, address);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	383 if (*this_bp) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	384 printf("Z80 Breakpoint %d hit\n", (*this_bp)->index);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	385 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	386 zremove_breakpoint(context, address);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	387 }
1752 d6d4c006a7b3 Initial attempt at interrupts in new Z80 core and integrating it into main executable Michael Pavone <pavone@retrodev.com> parents: 1630 diff changeset	388 uint8_t * pc = get_native_pointer(address, (void **)context->mem_pointers, &context->Z80_OPTS->gen);
1129 6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	389 if (!pc) {
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	390 fatal_error("Failed to get native pointer on entering Z80 debugger at address %X\n", address);
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	391 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	392 for (disp_def * cur = zdisplays; cur; cur = cur->next) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	393 zdebugger_print(context, cur->format_char, cur->param);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	394 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	395 uint8_t * after_pc = z80_decode(pc, &inst);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	396 z80_disasm(&inst, input_buf, address);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	397 printf("%X:\t%s\n", address, input_buf);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	398 uint16_t after = address + (after_pc-pc);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	399 int debugging = 1;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	400 while(debugging) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	401 fputs(">", stdout);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	402 if (!fgets(input_buf, sizeof(input_buf), stdin)) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	403 fputs("fgets failed", stderr);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	404 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	405 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	406 strip_nl(input_buf);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	407 //hitting enter repeats last command
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	408 if (input_buf[0]) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	409 strcpy(last_cmd, input_buf);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	410 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	411 strcpy(input_buf, last_cmd);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	412 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	413 char * param;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	414 char format[8];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	415 uint32_t value;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	416 bp_def * new_bp;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	417 switch(input_buf[0])
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	418 {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	419 case 'a':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	420 param = find_param(input_buf);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	421 if (!param) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	422 fputs("a command requires a parameter\n", stderr);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	423 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	424 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	425 value = strtol(param, NULL, 16);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	426 zinsert_breakpoint(context, value, (uint8_t *)zdebugger);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	427 debugging = 0;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	428 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	429 case 'b':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	430 param = find_param(input_buf);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	431 if (!param) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	432 fputs("b command requires a parameter\n", stderr);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	433 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	434 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	435 value = strtol(param, NULL, 16);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	436 zinsert_breakpoint(context, value, (uint8_t *)zdebugger);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	437 new_bp = malloc(sizeof(bp_def));
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	438 new_bp->next = zbreakpoints;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	439 new_bp->address = value;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	440 new_bp->index = zbp_index++;
867 bacd67a82d58 Properly initialize commands when adding a new breakpoint Michael Pavone <pavone@retrodev.com> parents: 865 diff changeset	441 new_bp->commands = NULL;
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	442 zbreakpoints = new_bp;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	443 printf("Z80 Breakpoint %d set at %X\n", new_bp->index, value);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	444 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	445 case 'c':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	446 puts("Continuing");
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	447 debugging = 0;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	448 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	449 case 'd':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	450 if (input_buf[1] == 'i') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	451 char format_char = 0;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	452 for(int i = 2; input_buf[i] != 0 && input_buf[i] != ' '; i++) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	453 if (input_buf[i] == '/') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	454 format_char = input_buf[i+1];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	455 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	456 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	457 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	458 param = find_param(input_buf);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	459 if (!param) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	460 fputs("display command requires a parameter\n", stderr);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	461 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	462 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	463 zdebugger_print(context, format_char, param);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	464 add_display(&zdisplays, &zdisp_index, format_char, param);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	465 } else if (input_buf[1] == 'e' \|\| input_buf[1] == ' ') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	466 param = find_param(input_buf);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	467 if (!param) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	468 fputs("delete command requires a parameter\n", stderr);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	469 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	470 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	471 if (param[0] >= '0' && param[0] <= '9') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	472 value = atoi(param);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	473 this_bp = find_breakpoint_idx(&zbreakpoints, value);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	474 if (!*this_bp) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	475 fprintf(stderr, "Breakpoint %d does not exist\n", value);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	476 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	477 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	478 new_bp = *this_bp;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	479 zremove_breakpoint(context, new_bp->address);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	480 *this_bp = new_bp->next;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	481 free(new_bp);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	482 } else if (param[0] == 'd') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	483 param = find_param(param);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	484 if (!param) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	485 fputs("delete display command requires a parameter\n", stderr);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	486 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	487 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	488 remove_display(&zdisplays, atoi(param));
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	489 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	490 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	491 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	492 case 'n':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	493 //TODO: Handle conditional branch instructions
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	494 if (inst.op == Z80_JP) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	495 if (inst.addr_mode == Z80_IMMED) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	496 after = inst.immed;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	497 } else if (inst.ea_reg == Z80_HL) {
1752 d6d4c006a7b3 Initial attempt at interrupts in new Z80 core and integrating it into main executable Michael Pavone <pavone@retrodev.com> parents: 1630 diff changeset	498 #ifndef NEW_CORE
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	499 after = context->regs[Z80_H] << 8 \| context->regs[Z80_L];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	500 } else if (inst.ea_reg == Z80_IX) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	501 after = context->regs[Z80_IXH] << 8 \| context->regs[Z80_IXL];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	502 } else if (inst.ea_reg == Z80_IY) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	503 after = context->regs[Z80_IYH] << 8 \| context->regs[Z80_IYL];
1752 d6d4c006a7b3 Initial attempt at interrupts in new Z80 core and integrating it into main executable Michael Pavone <pavone@retrodev.com> parents: 1630 diff changeset	504 #endif
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	505 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	506 } else if(inst.op == Z80_JR) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	507 after += inst.immed;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	508 } else if(inst.op == Z80_RET) {
1752 d6d4c006a7b3 Initial attempt at interrupts in new Z80 core and integrating it into main executable Michael Pavone <pavone@retrodev.com> parents: 1630 diff changeset	509 uint8_t sp = get_native_pointer(context->sp, (void *)context->mem_pointers, &context->Z80_OPTS->gen);
1129 6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	510 if (sp) {
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	511 after = *sp;
1752 d6d4c006a7b3 Initial attempt at interrupts in new Z80 core and integrating it into main executable Michael Pavone <pavone@retrodev.com> parents: 1630 diff changeset	512 sp = get_native_pointer((context->sp + 1) & 0xFFFF, (void **)context->mem_pointers, &context->Z80_OPTS->gen);
1129 6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	513 if (sp) {
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	514 after \|= *sp << 8;
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	515 }
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	516 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	517 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	518 zinsert_breakpoint(context, after, (uint8_t *)zdebugger);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	519 debugging = 0;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	520 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	521 case 'p':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	522 param = find_param(input_buf);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	523 if (!param) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	524 fputs("p command requires a parameter\n", stderr);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	525 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	526 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	527 zdebugger_print(context, input_buf[1] == '/' ? input_buf[2] : 0, param);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	528 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	529 case 'q':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	530 puts("Quitting");
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	531 exit(0);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	532 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	533 case 's': {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	534 param = find_param(input_buf);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	535 if (!param) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	536 fputs("s command requires a file name\n", stderr);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	537 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	538 }
1129 6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	539 memmap_chunk const *ram_chunk = NULL;
1752 d6d4c006a7b3 Initial attempt at interrupts in new Z80 core and integrating it into main executable Michael Pavone <pavone@retrodev.com> parents: 1630 diff changeset	540 for (int i = 0; i < context->Z80_OPTS->gen.memmap_chunks; i++)
1129 6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	541 {
1752 d6d4c006a7b3 Initial attempt at interrupts in new Z80 core and integrating it into main executable Michael Pavone <pavone@retrodev.com> parents: 1630 diff changeset	542 memmap_chunk const *cur = context->Z80_OPTS->gen.memmap + i;
1129 6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	543 if (cur->flags & MMAP_WRITE) {
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	544 ram_chunk = cur;
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	545 break;
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	546 }
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	547 }
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	548 if (ram_chunk) {
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	549 uint32_t size = ram_chunk->end - ram_chunk->start;
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	550 if (size > ram_chunk->mask) {
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	551 size = ram_chunk->mask+1;
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	552 }
1752 d6d4c006a7b3 Initial attempt at interrupts in new Z80 core and integrating it into main executable Michael Pavone <pavone@retrodev.com> parents: 1630 diff changeset	553 uint8_t buf = get_native_pointer(ram_chunk->start, (void *)context->mem_pointers, &context->Z80_OPTS->gen);
1129 6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	554 FILE * f = fopen(param, "wb");
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	555 if (f) {
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	556 if(fwrite(buf, 1, size, f) != size) {
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	557 fputs("Error writing file\n", stderr);
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	558 }
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	559 fclose(f);
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	560 printf("Wrote %d bytes to %s\n", size, param);
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	561 } else {
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	562 fprintf(stderr, "Could not open %s for writing\n", param);
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	563 }
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	564 } else {
1129 6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	565 fputs("Failed to find a RAM memory chunk\n", stderr);
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	566 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	567 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	568 }
1921 5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	569 case '?':
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	570 print_z80_help();
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	571 break;
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	572 default:
1149 6b0da6021544 Don't lock up CPU if performing a read with writes configured when in PBC mode. Allow access to VDP debug commands from Z80 debugger in PBC mode. Handle Mode 4 in VDP debug print functions Michael Pavone <pavone@retrodev.com> parents: 1130 diff changeset	573 if (
1752 d6d4c006a7b3 Initial attempt at interrupts in new Z80 core and integrating it into main executable Michael Pavone <pavone@retrodev.com> parents: 1630 diff changeset	574 !context->Z80_OPTS->gen.debug_cmd_handler
d6d4c006a7b3 Initial attempt at interrupts in new Z80 core and integrating it into main executable Michael Pavone <pavone@retrodev.com> parents: 1630 diff changeset	575 \|\| !context->Z80_OPTS->gen.debug_cmd_handler(&system->header, input_buf)
1149 6b0da6021544 Don't lock up CPU if performing a read with writes configured when in PBC mode. Allow access to VDP debug commands from Z80 debugger in PBC mode. Handle Mode 4 in VDP debug print functions Michael Pavone <pavone@retrodev.com> parents: 1130 diff changeset	576 ) {
1921 5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	577 fprintf(stderr, "Unrecognized debugger command %s\nUse '?' for help.\n", input_buf);
1149 6b0da6021544 Don't lock up CPU if performing a read with writes configured when in PBC mode. Allow access to VDP debug commands from Z80 debugger in PBC mode. Handle Mode 4 in VDP debug print functions Michael Pavone <pavone@retrodev.com> parents: 1130 diff changeset	578 }
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	579 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	580 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	581 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	582 return context;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	583 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	584
548 a3afee2271ce Initial work on the x86-32 target Michael Pavone <pavone@retrodev.com> parents: 525 diff changeset	585 #endif
a3afee2271ce Initial work on the x86-32 target Michael Pavone <pavone@retrodev.com> parents: 525 diff changeset	586
2104 ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	587 int run_debugger_command(m68k_context context, uint32_t address, char input_buf, m68kinst inst, uint32_t after);
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	588 int run_genesis_debugger_command(m68k_context context, uint32_t address, char input_buf)
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	589 {
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	590 genesis_context * gen = context->system;
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	591 char *param;
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	592 uint32_t value;
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	593 bp_def *new_bp;
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	594 switch (input_buf[0])
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	595 {
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	596 case 'v':
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	597 //VDP debug commands
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	598 switch(input_buf[1])
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	599 {
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	600 case 's':
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	601 vdp_print_sprite_table(gen->vdp);
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	602 break;
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	603 case 'r':
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	604 vdp_print_reg_explain(gen->vdp);
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	605 break;
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	606 }
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	607 break;
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	608 case 'y':
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	609 //YM-2612 debug commands
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	610 switch(input_buf[1])
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	611 {
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	612 case 'c':
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	613 if (input_buf[2] == ' ') {
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	614 int channel = atoi(input_buf+3)-1;
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	615 ym_print_channel_info(gen->ym, channel);
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	616 } else {
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	617 for (int i = 0; i < 6; i++) {
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	618 ym_print_channel_info(gen->ym, i);
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	619 }
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	620 }
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	621 break;
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	622 case 't':
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	623 ym_print_timer_info(gen->ym);
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	624 break;
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	625 }
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	626 break;
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	627 case 'u':
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	628 if (gen->expansion) {
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	629 segacd_context *cd = gen->expansion;
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	630 if (input_buf[1]) {
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	631 //TODO: filter out commands that are unsafe to run when we don't have the current Sub CPU address
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	632 run_debugger_command(cd->m68k, 0, input_buf + 1, (m68kinst){}, 0);
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	633 } else {
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	634 cd->enter_debugger = 1;
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	635 return 0;
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	636 }
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	637 } else {
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	638 fputs("u command only valid when Sega/Mega CD is active\n", stderr);
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	639 }
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	640 break;
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	641 #ifndef NO_Z80
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	642 case 'z':
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	643 //Z80 debug commands
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	644 switch(input_buf[1])
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	645 {
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	646 case 'b':
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	647 param = find_param(input_buf);
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	648 if (!param) {
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	649 fputs("zb command requires a parameter\n", stderr);
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	650 break;
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	651 }
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	652 value = strtol(param, NULL, 16);
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	653 zinsert_breakpoint(gen->z80, value, (uint8_t *)zdebugger);
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	654 new_bp = malloc(sizeof(bp_def));
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	655 new_bp->next = zbreakpoints;
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	656 new_bp->address = value;
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	657 new_bp->index = zbp_index++;
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	658 zbreakpoints = new_bp;
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	659 printf("Z80 Breakpoint %d set at %X\n", new_bp->index, value);
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	660 break;
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	661 case 'p':
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	662 param = find_param(input_buf);
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	663 if (!param) {
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	664 fputs("zp command requires a parameter\n", stderr);
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	665 break;
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	666 }
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	667 zdebugger_print(gen->z80, input_buf[2] == '/' ? input_buf[3] : 0, param);
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	668 }
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	669 break;
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	670 #endif
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	671 default:
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	672 fprintf(stderr, "Unrecognized debugger command %s\nUse '?' for help.\n", input_buf);
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	673 break;
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	674 }
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	675 return 1;
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	676 }
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	677
829 cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	678 static uint32_t branch_t;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	679 static uint32_t branch_f;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	680
1922 4a811fd1fb6f Added soft reset command to debugger. Added more debugger help Eric Fry <yuv422@users.noreply.github.com> parents: 1921 diff changeset	681 int run_debugger_command(m68k_context context, uint32_t address, char input_buf, m68kinst inst, uint32_t after)
829 cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	682 {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	683 char * param;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	684 char format_char;
1103 22e87b739ad6 WIP split of ROM loading/argument parsing from Genesis emulation code. Compiles and doesn't crash, but nothing works. Still a few too many globals as well. Michael Pavone <pavone@retrodev.com> parents: 985 diff changeset	685 genesis_context *system = context->system;
849 1416c4261d5b Fix some debug commands that got broken when I added support for the command command Michael Pavone <pavone@retrodev.com> parents: 831 diff changeset	686 uint32_t value;
829 cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	687 bp_def new_bp, *this_bp;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	688 switch(input_buf[0])
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	689 {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	690 case 'c':
830 5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	691 if (input_buf[1] == 0 \|\| input_buf[1] == 'o' && input_buf[2] == 'n')
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	692 {
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	693 puts("Continuing");
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	694 return 0;
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	695 } else if (input_buf[1] == 'o' && input_buf[2] == 'm') {
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	696 param = find_param(input_buf);
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	697 if (!param) {
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	698 fputs("com command requires a parameter\n", stderr);
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	699 break;
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	700 }
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	701 bp_def **target = find_breakpoint_idx(&breakpoints, atoi(param));
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	702 if (!target) {
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	703 fprintf(stderr, "Breakpoint %s does not exist!\n", param);
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	704 break;
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	705 }
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	706 printf("Enter commands for breakpoing %d, type end when done\n", atoi(param));
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	707 char cmd_buf[1024];
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	708 char *commands = NULL;
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	709 for (;;)
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	710 {
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	711 fputs(">>", stdout);
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	712 fflush(stdout);
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	713 fgets(cmd_buf, sizeof(cmd_buf), stdin);
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	714 if (strcmp(cmd_buf, "end\n")) {
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	715 if (commands) {
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	716 char *tmp = commands;
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	717 commands = alloc_concat(commands, cmd_buf);
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	718 free(tmp);
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	719 } else {
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	720 commands = strdup(cmd_buf);
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	721 }
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	722 } else {
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	723 break;
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	724 }
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	725 }
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	726 (*target)->commands = commands;
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	727 } else {
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	728 }
1310 de742a7bd9f7 Fix accidental fallthrough on com debugger command Michael Pavone <pavone@retrodev.com> parents: 1149 diff changeset	729 break;
829 cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	730 case 'b':
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	731 if (input_buf[1] == 't') {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	732 uint32_t stack = context->aregs[7];
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	733 if (stack >= 0xE00000) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	734 stack &= 0xFFFF;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	735 uint8_t non_adr_count = 0;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	736 do {
1103 22e87b739ad6 WIP split of ROM loading/argument parsing from Genesis emulation code. Compiles and doesn't crash, but nothing works. Still a few too many globals as well. Michael Pavone <pavone@retrodev.com> parents: 985 diff changeset	737 uint32_t bt_address = system->work_ram[stack/2] << 16 \| system->work_ram[stack/2+1];
1130 8f14767661fa Remove memory map assumptions from Z80 core and move a little bit of logic to the generic backend.c so it can be shared between CPU cores Michael Pavone <pavone@retrodev.com> parents: 1129 diff changeset	738 bt_address = get_instruction_start(context->options, bt_address - 2);
829 cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	739 if (bt_address) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	740 stack += 4;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	741 non_adr_count = 0;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	742 uint16_t *bt_pc = NULL;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	743 if (bt_address < 0x400000) {
1103 22e87b739ad6 WIP split of ROM loading/argument parsing from Genesis emulation code. Compiles and doesn't crash, but nothing works. Still a few too many globals as well. Michael Pavone <pavone@retrodev.com> parents: 985 diff changeset	744 bt_pc = system->cart + bt_address/2;
829 cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	745 } else if(bt_address > 0xE00000) {
1103 22e87b739ad6 WIP split of ROM loading/argument parsing from Genesis emulation code. Compiles and doesn't crash, but nothing works. Still a few too many globals as well. Michael Pavone <pavone@retrodev.com> parents: 985 diff changeset	746 bt_pc = system->work_ram + (bt_address & 0xFFFF)/2;
829 cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	747 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	748 m68k_decode(bt_pc, &inst, bt_address);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	749 m68k_disasm(&inst, input_buf);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	750 printf("%X: %s\n", bt_address, input_buf);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	751 } else {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	752 //non-return address value on stack can be word wide
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	753 stack += 2;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	754 non_adr_count++;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	755 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	756 stack &= 0xFFFF;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	757 } while (stack && non_adr_count < 6);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	758 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	759 } else {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	760 param = find_param(input_buf);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	761 if (!param) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	762 fputs("b command requires a parameter\n", stderr);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	763 break;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	764 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	765 value = strtol(param, NULL, 16);
1111 2eb54e24914e Mostly working changes to allow support for multiple emulated system types in main blastem program Michael Pavone <pavone@retrodev.com> parents: 1103 diff changeset	766 insert_breakpoint(context, value, debugger);
829 cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	767 new_bp = malloc(sizeof(bp_def));
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	768 new_bp->next = breakpoints;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	769 new_bp->address = value;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	770 new_bp->index = bp_index++;
919 38dca41f151d Initialize commands field of breakpoint struct to NULL. Remove a debug printf Michael Pavone <pavone@retrodev.com> parents: 867 diff changeset	771 new_bp->commands = NULL;
829 cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	772 breakpoints = new_bp;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	773 printf("68K Breakpoint %d set at %X\n", new_bp->index, value);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	774 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	775 break;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	776 case 'a':
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	777 param = find_param(input_buf);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	778 if (!param) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	779 fputs("a command requires a parameter\n", stderr);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	780 break;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	781 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	782 value = strtol(param, NULL, 16);
1111 2eb54e24914e Mostly working changes to allow support for multiple emulated system types in main blastem program Michael Pavone <pavone@retrodev.com> parents: 1103 diff changeset	783 insert_breakpoint(context, value, debugger);
829 cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	784 return 0;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	785 case 'd':
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	786 if (input_buf[1] == 'i') {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	787 format_char = 0;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	788 for(int i = 2; input_buf[i] != 0 && input_buf[i] != ' '; i++) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	789 if (input_buf[i] == '/') {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	790 format_char = input_buf[i+1];
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	791 break;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	792 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	793 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	794 param = find_param(input_buf);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	795 if (!param) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	796 fputs("display command requires a parameter\n", stderr);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	797 break;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	798 }
1923 23394a890508 Added implementation of printing PC in 68K debugger Michael Pavone <pavone@retrodev.com> parents: 1922 diff changeset	799 debugger_print(context, format_char, param, address);
829 cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	800 add_display(&displays, &disp_index, format_char, param);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	801 } else {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	802 param = find_param(input_buf);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	803 if (!param) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	804 fputs("d command requires a parameter\n", stderr);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	805 break;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	806 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	807 value = atoi(param);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	808 this_bp = find_breakpoint_idx(&breakpoints, value);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	809 if (!*this_bp) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	810 fprintf(stderr, "Breakpoint %d does not exist\n", value);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	811 break;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	812 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	813 new_bp = *this_bp;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	814 this_bp = (this_bp)->next;
830 5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	815 if (new_bp->commands) {
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	816 free(new_bp->commands);
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	817 }
829 cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	818 free(new_bp);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	819 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	820 break;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	821 case 'p':
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	822 format_char = 0;
831 079eb395ddd1 Fix handling of formatting character for 68K debug command p Michael Pavone <pavone@retrodev.com> parents: 830 diff changeset	823 for(int i = 1; input_buf[i] != 0 && input_buf[i] != ' '; i++) {
829 cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	824 if (input_buf[i] == '/') {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	825 format_char = input_buf[i+1];
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	826 break;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	827 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	828 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	829 param = find_param(input_buf);
1923 23394a890508 Added implementation of printing PC in 68K debugger Michael Pavone <pavone@retrodev.com> parents: 1922 diff changeset	830 if (param) {
23394a890508 Added implementation of printing PC in 68K debugger Michael Pavone <pavone@retrodev.com> parents: 1922 diff changeset	831 debugger_print(context, format_char, param, address);
23394a890508 Added implementation of printing PC in 68K debugger Michael Pavone <pavone@retrodev.com> parents: 1922 diff changeset	832 } else {
1922 4a811fd1fb6f Added soft reset command to debugger. Added more debugger help Eric Fry <yuv422@users.noreply.github.com> parents: 1921 diff changeset	833 m68k_disasm(&inst, input_buf);
4a811fd1fb6f Added soft reset command to debugger. Added more debugger help Eric Fry <yuv422@users.noreply.github.com> parents: 1921 diff changeset	834 printf("%X: %s\n", address, input_buf);
829 cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	835 }
2054 8ee7ecbf3f21 Implement enough of Sega CD gate array and Sub CPU to pass Sik's Mode 1 test ROM Michael Pavone <pavone@retrodev.com> parents: 1965 diff changeset	836
829 cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	837 break;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	838 case 'n':
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	839 if (inst.op == M68K_RTS) {
1313 b27d7bf1107e Improved printing of word at absolute address to support reading from all address types. Implemented support for printing the value pointed to by a register. Removed abuse of read_dma_value in internal debugger. Michael Pavone <pavone@retrodev.com> parents: 1312 diff changeset	840 after = m68k_read_long(context->aregs[7], context);
829 cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	841 } else if (inst.op == M68K_RTE \|\| inst.op == M68K_RTR) {
1313 b27d7bf1107e Improved printing of word at absolute address to support reading from all address types. Implemented support for printing the value pointed to by a register. Removed abuse of read_dma_value in internal debugger. Michael Pavone <pavone@retrodev.com> parents: 1312 diff changeset	842 after = m68k_read_long(context->aregs[7] + 2, context);
829 cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	843 } else if(m68k_is_noncall_branch(&inst)) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	844 if (inst.op == M68K_BCC && inst.extra.cond != COND_TRUE) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	845 branch_f = after;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	846 branch_t = m68k_branch_target(&inst, context->dregs, context->aregs);
1111 2eb54e24914e Mostly working changes to allow support for multiple emulated system types in main blastem program Michael Pavone <pavone@retrodev.com> parents: 1103 diff changeset	847 insert_breakpoint(context, branch_t, debugger);
829 cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	848 } else if(inst.op == M68K_DBCC) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	849 if ( inst.extra.cond == COND_FALSE) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	850 if (context->dregs[inst.dst.params.regs.pri] & 0xFFFF) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	851 after = m68k_branch_target(&inst, context->dregs, context->aregs);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	852 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	853 } else {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	854 branch_t = after;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	855 branch_f = m68k_branch_target(&inst, context->dregs, context->aregs);
1111 2eb54e24914e Mostly working changes to allow support for multiple emulated system types in main blastem program Michael Pavone <pavone@retrodev.com> parents: 1103 diff changeset	856 insert_breakpoint(context, branch_f, debugger);
829 cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	857 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	858 } else {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	859 after = m68k_branch_target(&inst, context->dregs, context->aregs);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	860 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	861 }
1111 2eb54e24914e Mostly working changes to allow support for multiple emulated system types in main blastem program Michael Pavone <pavone@retrodev.com> parents: 1103 diff changeset	862 insert_breakpoint(context, after, debugger);
829 cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	863 return 0;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	864 case 'o':
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	865 if (inst.op == M68K_RTS) {
1313 b27d7bf1107e Improved printing of word at absolute address to support reading from all address types. Implemented support for printing the value pointed to by a register. Removed abuse of read_dma_value in internal debugger. Michael Pavone <pavone@retrodev.com> parents: 1312 diff changeset	866 after = m68k_read_long(context->aregs[7], context);
829 cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	867 } else if (inst.op == M68K_RTE \|\| inst.op == M68K_RTR) {
1313 b27d7bf1107e Improved printing of word at absolute address to support reading from all address types. Implemented support for printing the value pointed to by a register. Removed abuse of read_dma_value in internal debugger. Michael Pavone <pavone@retrodev.com> parents: 1312 diff changeset	868 after = m68k_read_long(context->aregs[7] + 2, context);
829 cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	869 } else if(m68k_is_noncall_branch(&inst)) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	870 if (inst.op == M68K_BCC && inst.extra.cond != COND_TRUE) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	871 branch_t = m68k_branch_target(&inst, context->dregs, context->aregs) & 0xFFFFFF;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	872 if (branch_t < after) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	873 branch_t = 0;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	874 } else {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	875 branch_f = after;
1111 2eb54e24914e Mostly working changes to allow support for multiple emulated system types in main blastem program Michael Pavone <pavone@retrodev.com> parents: 1103 diff changeset	876 insert_breakpoint(context, branch_t, debugger);
829 cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	877 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	878 } else if(inst.op == M68K_DBCC) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	879 uint32_t target = m68k_branch_target(&inst, context->dregs, context->aregs) & 0xFFFFFF;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	880 if (target > after) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	881 if (inst.extra.cond == COND_FALSE) {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	882 after = target;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	883 } else {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	884 branch_f = target;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	885 branch_t = after;
1111 2eb54e24914e Mostly working changes to allow support for multiple emulated system types in main blastem program Michael Pavone <pavone@retrodev.com> parents: 1103 diff changeset	886 insert_breakpoint(context, branch_f, debugger);
829 cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	887 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	888 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	889 } else {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	890 after = m68k_branch_target(&inst, context->dregs, context->aregs) & 0xFFFFFF;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	891 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	892 }
1111 2eb54e24914e Mostly working changes to allow support for multiple emulated system types in main blastem program Michael Pavone <pavone@retrodev.com> parents: 1103 diff changeset	893 insert_breakpoint(context, after, debugger);
829 cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	894 return 0;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	895 case 's':
1630 5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	896 if (input_buf[1] == 'e') {
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	897 param = find_param(input_buf);
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	898 if (!param) {
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	899 fputs("Missing destination parameter for set\n", stderr);
1922 4a811fd1fb6f Added soft reset command to debugger. Added more debugger help Eric Fry <yuv422@users.noreply.github.com> parents: 1921 diff changeset	900 return 1;
1630 5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	901 }
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	902 char *val = find_param(param);
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	903 if (!val) {
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	904 fputs("Missing value parameter for set\n", stderr);
1922 4a811fd1fb6f Added soft reset command to debugger. Added more debugger help Eric Fry <yuv422@users.noreply.github.com> parents: 1921 diff changeset	905 return 1;
1630 5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	906 }
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	907 long int_val;
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	908 int reg_num;
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	909 switch (val[0])
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	910 {
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	911 case 'd':
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	912 case 'a':
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	913 reg_num = val[1] - '0';
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	914 if (reg_num < 0 \|\| reg_num > 8) {
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	915 fprintf(stderr, "Invalid register %s\n", val);
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	916 return 1;
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	917 }
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	918 int_val = (val[0] == 'd' ? context->dregs : context->aregs)[reg_num];
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	919 break;
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	920 case '$':
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	921 int_val = strtol(val+1, NULL, 16);
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	922 break;
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	923 case '0':
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	924 if (val[1] == 'x') {
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	925 int_val = strtol(val+2, NULL, 16);
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	926 break;
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	927 }
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	928 default:
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	929 int_val = strtol(val, NULL, 10);
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	930 }
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	931 switch(param[0])
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	932 {
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	933 case 'd':
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	934 case 'a':
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	935 reg_num = param[1] - '0';
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	936 if (reg_num < 0 \|\| reg_num > 8) {
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	937 fprintf(stderr, "Invalid register %s\n", param);
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	938 return 1;
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	939 }
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	940 (param[0] == 'd' ? context->dregs : context->aregs)[reg_num] = int_val;
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	941 break;
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	942 default:
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	943 fprintf(stderr, "Invalid destinatino %s\n", param);
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	944 }
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	945 break;
1922 4a811fd1fb6f Added soft reset command to debugger. Added more debugger help Eric Fry <yuv422@users.noreply.github.com> parents: 1921 diff changeset	946 } else if (input_buf[1] == 'r') {
4a811fd1fb6f Added soft reset command to debugger. Added more debugger help Eric Fry <yuv422@users.noreply.github.com> parents: 1921 diff changeset	947 system->header.soft_reset(&system->header);
4a811fd1fb6f Added soft reset command to debugger. Added more debugger help Eric Fry <yuv422@users.noreply.github.com> parents: 1921 diff changeset	948 return 0;
1630 5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	949 } else {
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	950 if (inst.op == M68K_RTS) {
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	951 after = m68k_read_long(context->aregs[7], context);
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	952 } else if (inst.op == M68K_RTE \|\| inst.op == M68K_RTR) {
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	953 after = m68k_read_long(context->aregs[7] + 2, context);
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	954 } else if(m68k_is_branch(&inst)) {
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	955 if (inst.op == M68K_BCC && inst.extra.cond != COND_TRUE) {
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	956 branch_f = after;
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	957 branch_t = m68k_branch_target(&inst, context->dregs, context->aregs) & 0xFFFFFF;
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	958 insert_breakpoint(context, branch_t, debugger);
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	959 } else if(inst.op == M68K_DBCC) {
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	960 if (inst.extra.cond == COND_FALSE) {
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	961 if (context->dregs[inst.dst.params.regs.pri] & 0xFFFF) {
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	962 after = m68k_branch_target(&inst, context->dregs, context->aregs);
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	963 }
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	964 } else {
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	965 branch_t = after;
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	966 branch_f = m68k_branch_target(&inst, context->dregs, context->aregs);
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	967 insert_breakpoint(context, branch_f, debugger);
1424 4f96103b4b47 Fix s(tep) debug command for the case of dbra with an expired counter reg Michael Pavone <pavone@retrodev.com> parents: 1329 diff changeset	968 }
4f96103b4b47 Fix s(tep) debug command for the case of dbra with an expired counter reg Michael Pavone <pavone@retrodev.com> parents: 1329 diff changeset	969 } else {
1630 5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	970 after = m68k_branch_target(&inst, context->dregs, context->aregs) & 0xFFFFFF;
1424 4f96103b4b47 Fix s(tep) debug command for the case of dbra with an expired counter reg Michael Pavone <pavone@retrodev.com> parents: 1329 diff changeset	971 }
829 cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	972 }
1630 5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	973 insert_breakpoint(context, after, debugger);
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	974 return 0;
829 cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	975 }
1921 5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	976 case '?':
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	977 print_m68k_help();
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	978 break;
829 cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	979 case 'q':
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	980 puts("Quitting");
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	981 exit(0);
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	982 break;
2104 ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	983 default: {
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	984 if (context->system == current_system) {
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	985 //primary 68K for current system
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	986 return run_genesis_debugger_command(context, address, input_buf);
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	987 } else {
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	988 //presumably Sega CD sub CPU
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	989 //TODO: consider making this more generic
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	990 fprintf(stderr, "Unrecognized debugger command %s\nUse '?' for help.\n", input_buf);
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	991 }
829 cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	992 break;
2104 ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	993 }
829 cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	994 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	995 return 1;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	996 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	997
1921 5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	998 void print_m68k_help()
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	999 {
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	1000 printf("M68k Debugger Commands\n");
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	1001 printf(" b ADDRESS - Set a breakpoint at ADDRESS\n");
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	1002 printf(" d BREAKPOINT - Delete a 68K breakpoint\n");
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	1003 printf(" co BREAKPOINT - Run a list of debugger commands each time\n");
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	1004 printf(" BREAKPOINT is hit\n");
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	1005 printf(" a ADDRESS - Advance to address\n");
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	1006 printf(" n - Advance to next instruction\n");
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	1007 printf(" o - Advance to next instruction ignoring branches to\n");
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	1008 printf(" lower addresses (good for breaking out of loops)\n");
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	1009 printf(" s - Advance to next instruction (follows bsr/jsr)\n");
1922 4a811fd1fb6f Added soft reset command to debugger. Added more debugger help Eric Fry <yuv422@users.noreply.github.com> parents: 1921 diff changeset	1010 printf(" se REG\|ADDRESS VALUE - Set value\n");
4a811fd1fb6f Added soft reset command to debugger. Added more debugger help Eric Fry <yuv422@users.noreply.github.com> parents: 1921 diff changeset	1011 printf(" sr - Soft reset\n");
1921 5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	1012 printf(" c - Continue\n");
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	1013 printf(" bt - Print a backtrace\n");
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	1014 printf(" p[/(x\|X\|d\|c)] VALUE - Print a register or memory location\n");
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	1015 printf(" di[/(x\|X\|d\|c)] VALUE - Print a register or memory location each time\n");
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	1016 printf(" a breakpoint is hit\n");
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	1017 printf(" vs - Print VDP sprite list\n");
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	1018 printf(" vr - Print VDP register info\n");
1922 4a811fd1fb6f Added soft reset command to debugger. Added more debugger help Eric Fry <yuv422@users.noreply.github.com> parents: 1921 diff changeset	1019 printf(" yc [CHANNEL NUM] - Print YM-2612 channel info\n");
4a811fd1fb6f Added soft reset command to debugger. Added more debugger help Eric Fry <yuv422@users.noreply.github.com> parents: 1921 diff changeset	1020 printf(" yt - Print YM-2612 timer info\n");
1921 5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	1021 printf(" zb ADDRESS - Set a Z80 breakpoint\n");
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	1022 printf(" zp[/(x\|X\|d\|c)] VALUE - Display a Z80 value\n");
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	1023 printf(" ? - Display help\n");
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	1024 printf(" q - Quit BlastEm\n");
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	1025 }
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	1026
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	1027 void print_z80_help()
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	1028 {
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	1029 printf("Z80 Debugger Commands\n");
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	1030 printf(" b ADDRESS - Set a breakpoint at ADDRESS\n");
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	1031 printf(" de BREAKPOINT - Delete a Z80 breakpoint\n");
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	1032 printf(" a ADDRESS - Advance to address\n");
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	1033 printf(" n - Advance to next instruction\n");
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	1034 printf(" c - Continue\n");
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	1035 printf(" p[/(x\|X\|d\|c)] VALUE - Print a register or memory location\n");
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	1036 printf(" di[/(x\|X\|d\|c)] VALUE - Print a register or memory location each time\n");
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	1037 printf(" a breakpoint is hit\n");
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	1038 printf(" q - Quit BlastEm\n");
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	1039 }
829 cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	1040
1329 85a90964b557 Fix interaction between 68K debugger and instruction retranslation due to self modifying code or bank switching Michael Pavone <pavone@retrodev.com> parents: 1314 diff changeset	1041 void debugger(m68k_context * context, uint32_t address)
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1042 {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1043 static char last_cmd[1024];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1044 char input_buf[1024];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1045 m68kinst inst;
830 5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	1046
794 792be135d3af Spawn a terminal for the debugger when needed if we are not already attached to one Michael Pavone <pavone@retrodev.com> parents: 792 diff changeset	1047 init_terminal();
830 5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	1048
2054 8ee7ecbf3f21 Implement enough of Sega CD gate array and Sub CPU to pass Sik's Mode 1 test ROM Michael Pavone <pavone@retrodev.com> parents: 1965 diff changeset	1049 context->options->sync_components(context, 0);
2104 ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	1050 if (context->system == current_system) {
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	1051 genesis_context *gen = context->system;
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	1052 vdp_force_update_framebuffer(gen->vdp);
ff32a90260c9 Initial support for using debugger on sub CPU Michael Pavone <pavone@retrodev.com> parents: 2054 diff changeset	1053 }
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1054 //probably not necessary, but let's play it safe
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1055 address &= 0xFFFFFF;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1056 if (address == branch_t) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1057 bp_def ** f_bp = find_breakpoint(&breakpoints, branch_f);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1058 if (!*f_bp) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1059 remove_breakpoint(context, branch_f);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1060 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1061 branch_t = branch_f = 0;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1062 } else if(address == branch_f) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1063 bp_def ** t_bp = find_breakpoint(&breakpoints, branch_t);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1064 if (!*t_bp) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1065 remove_breakpoint(context, branch_t);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1066 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1067 branch_t = branch_f = 0;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1068 }
849 1416c4261d5b Fix some debug commands that got broken when I added support for the command command Michael Pavone <pavone@retrodev.com> parents: 831 diff changeset	1069
1103 22e87b739ad6 WIP split of ROM loading/argument parsing from Genesis emulation code. Compiles and doesn't crash, but nothing works. Still a few too many globals as well. Michael Pavone <pavone@retrodev.com> parents: 985 diff changeset	1070 uint16_t * pc = get_native_pointer(address, (void **)context->mem_pointers, &context->options->gen);
22e87b739ad6 WIP split of ROM loading/argument parsing from Genesis emulation code. Compiles and doesn't crash, but nothing works. Still a few too many globals as well. Michael Pavone <pavone@retrodev.com> parents: 985 diff changeset	1071 if (!pc) {
849 1416c4261d5b Fix some debug commands that got broken when I added support for the command command Michael Pavone <pavone@retrodev.com> parents: 831 diff changeset	1072 fatal_error("Entered 68K debugger at address %X\n", address);
1416c4261d5b Fix some debug commands that got broken when I added support for the command command Michael Pavone <pavone@retrodev.com> parents: 831 diff changeset	1073 }
1416c4261d5b Fix some debug commands that got broken when I added support for the command command Michael Pavone <pavone@retrodev.com> parents: 831 diff changeset	1074 uint16_t * after_pc = m68k_decode(pc, &inst, address);
1416c4261d5b Fix some debug commands that got broken when I added support for the command command Michael Pavone <pavone@retrodev.com> parents: 831 diff changeset	1075 uint32_t after = address + (after_pc-pc)*2;
830 5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	1076 int debugging = 1;
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1077 //Check if this is a user set breakpoint, or just a temporary one
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1078 bp_def ** this_bp = find_breakpoint(&breakpoints, address);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1079 if (*this_bp) {
830 5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	1080
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	1081 if ((*this_bp)->commands)
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	1082 {
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	1083 char commands = strdup((this_bp)->commands);
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	1084 char *copy = commands;
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	1085
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	1086 while (debugging && *commands)
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	1087 {
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	1088 char *cmd = commands;
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	1089 strip_nl(cmd);
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	1090 commands += strlen(cmd) + 1;
1922 4a811fd1fb6f Added soft reset command to debugger. Added more debugger help Eric Fry <yuv422@users.noreply.github.com> parents: 1921 diff changeset	1091 debugging = run_debugger_command(context, address, cmd, inst, after);
830 5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	1092 }
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	1093 free(copy);
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	1094 }
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	1095 if (debugging) {
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	1096 printf("68K Breakpoint %d hit\n", (*this_bp)->index);
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	1097 } else {
1329 85a90964b557 Fix interaction between 68K debugger and instruction retranslation due to self modifying code or bank switching Michael Pavone <pavone@retrodev.com> parents: 1314 diff changeset	1098 return;
830 5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	1099 }
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1100 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1101 remove_breakpoint(context, address);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1102 }
829 cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	1103 for (disp_def * cur = displays; cur; cur = cur->next) {
1923 23394a890508 Added implementation of printing PC in 68K debugger Michael Pavone <pavone@retrodev.com> parents: 1922 diff changeset	1104 debugger_print(context, cur->format_char, cur->param, address);
829 cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	1105 }
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1106 m68k_disasm(&inst, input_buf);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1107 printf("%X: %s\n", address, input_buf);
745 daa31ee7d8cd Get windows build compiling again post-merge Michael Pavone <pavone@retrodev.com> parents: 723 diff changeset	1108 #ifdef _WIN32
daa31ee7d8cd Get windows build compiling again post-merge Michael Pavone <pavone@retrodev.com> parents: 723 diff changeset	1109 #define prompt 1
daa31ee7d8cd Get windows build compiling again post-merge Michael Pavone <pavone@retrodev.com> parents: 723 diff changeset	1110 #else
723 7178d750efbd Process events while waiting for 68K debugger input. This prevents "not responsive" dialogs when sitting in the debugger Michael Pavone <pavone@retrodev.com> parents: 707 diff changeset	1111 int prompt = 1;
7178d750efbd Process events while waiting for 68K debugger input. This prevents "not responsive" dialogs when sitting in the debugger Michael Pavone <pavone@retrodev.com> parents: 707 diff changeset	1112 fd_set read_fds;
7178d750efbd Process events while waiting for 68K debugger input. This prevents "not responsive" dialogs when sitting in the debugger Michael Pavone <pavone@retrodev.com> parents: 707 diff changeset	1113 FD_ZERO(&read_fds);
7178d750efbd Process events while waiting for 68K debugger input. This prevents "not responsive" dialogs when sitting in the debugger Michael Pavone <pavone@retrodev.com> parents: 707 diff changeset	1114 struct timeval timeout;
745 daa31ee7d8cd Get windows build compiling again post-merge Michael Pavone <pavone@retrodev.com> parents: 723 diff changeset	1115 #endif
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1116 while (debugging) {
723 7178d750efbd Process events while waiting for 68K debugger input. This prevents "not responsive" dialogs when sitting in the debugger Michael Pavone <pavone@retrodev.com> parents: 707 diff changeset	1117 if (prompt) {
7178d750efbd Process events while waiting for 68K debugger input. This prevents "not responsive" dialogs when sitting in the debugger Michael Pavone <pavone@retrodev.com> parents: 707 diff changeset	1118 fputs(">", stdout);
7178d750efbd Process events while waiting for 68K debugger input. This prevents "not responsive" dialogs when sitting in the debugger Michael Pavone <pavone@retrodev.com> parents: 707 diff changeset	1119 fflush(stdout);
7178d750efbd Process events while waiting for 68K debugger input. This prevents "not responsive" dialogs when sitting in the debugger Michael Pavone <pavone@retrodev.com> parents: 707 diff changeset	1120 }
7178d750efbd Process events while waiting for 68K debugger input. This prevents "not responsive" dialogs when sitting in the debugger Michael Pavone <pavone@retrodev.com> parents: 707 diff changeset	1121 process_events();
745 daa31ee7d8cd Get windows build compiling again post-merge Michael Pavone <pavone@retrodev.com> parents: 723 diff changeset	1122 #ifndef _WIN32
723 7178d750efbd Process events while waiting for 68K debugger input. This prevents "not responsive" dialogs when sitting in the debugger Michael Pavone <pavone@retrodev.com> parents: 707 diff changeset	1123 timeout.tv_sec = 0;
7178d750efbd Process events while waiting for 68K debugger input. This prevents "not responsive" dialogs when sitting in the debugger Michael Pavone <pavone@retrodev.com> parents: 707 diff changeset	1124 timeout.tv_usec = 16667;
7178d750efbd Process events while waiting for 68K debugger input. This prevents "not responsive" dialogs when sitting in the debugger Michael Pavone <pavone@retrodev.com> parents: 707 diff changeset	1125 FD_SET(fileno(stdin), &read_fds);
7178d750efbd Process events while waiting for 68K debugger input. This prevents "not responsive" dialogs when sitting in the debugger Michael Pavone <pavone@retrodev.com> parents: 707 diff changeset	1126 if(select(fileno(stdin) + 1, &read_fds, NULL, NULL, &timeout) < 1) {
7178d750efbd Process events while waiting for 68K debugger input. This prevents "not responsive" dialogs when sitting in the debugger Michael Pavone <pavone@retrodev.com> parents: 707 diff changeset	1127 prompt = 0;
7178d750efbd Process events while waiting for 68K debugger input. This prevents "not responsive" dialogs when sitting in the debugger Michael Pavone <pavone@retrodev.com> parents: 707 diff changeset	1128 continue;
7178d750efbd Process events while waiting for 68K debugger input. This prevents "not responsive" dialogs when sitting in the debugger Michael Pavone <pavone@retrodev.com> parents: 707 diff changeset	1129 } else {
7178d750efbd Process events while waiting for 68K debugger input. This prevents "not responsive" dialogs when sitting in the debugger Michael Pavone <pavone@retrodev.com> parents: 707 diff changeset	1130 prompt = 1;
7178d750efbd Process events while waiting for 68K debugger input. This prevents "not responsive" dialogs when sitting in the debugger Michael Pavone <pavone@retrodev.com> parents: 707 diff changeset	1131 }
745 daa31ee7d8cd Get windows build compiling again post-merge Michael Pavone <pavone@retrodev.com> parents: 723 diff changeset	1132 #endif
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1133 if (!fgets(input_buf, sizeof(input_buf), stdin)) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1134 fputs("fgets failed", stderr);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1135 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1136 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1137 strip_nl(input_buf);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1138 //hitting enter repeats last command
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1139 if (input_buf[0]) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1140 strcpy(last_cmd, input_buf);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1141 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1142 strcpy(input_buf, last_cmd);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1143 }
1922 4a811fd1fb6f Added soft reset command to debugger. Added more debugger help Eric Fry <yuv422@users.noreply.github.com> parents: 1921 diff changeset	1144 debugging = run_debugger_command(context, address, input_buf, inst, after);
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1145 }
1329 85a90964b557 Fix interaction between 68K debugger and instruction retranslation due to self modifying code or bank switching Michael Pavone <pavone@retrodev.com> parents: 1314 diff changeset	1146 return;
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1147 }

Mercurial > repos > blastem

annotate debug.c @ 2105:1bda10d60b29