repos/blastem: debug.c annotate

annotate debug.c @ 1921:5d028088e320

Added help commands to debugger

author	Eric Fry <yuv422@users.noreply.github.com>
date	Fri, 10 Apr 2020 13:30:16 +1000
parents	7b41cb36e7df
children	4a811fd1fb6f

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"
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	4 #include <stdlib.h>
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	5 #include <string.h>
745 daa31ee7d8cd Get windows build compiling again post-merge Michael Pavone <pavone@retrodev.com> parents: 723 diff changeset	6 #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	7 #include <sys/select.h>
745 daa31ee7d8cd Get windows build compiling again post-merge Michael Pavone <pavone@retrodev.com> parents: 723 diff changeset	8 #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	9 #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	10 #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	11 #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	12 #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	13
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 #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	15 #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	16 #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	17 #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	18 #endif
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	19
525 62860044337d Support single stepping in gdb remote debugger Mike Pavone <pavone@retrodev.com> parents: 524 diff changeset	20 static bp_def * breakpoints = NULL;
62860044337d Support single stepping in gdb remote debugger Mike Pavone <pavone@retrodev.com> parents: 524 diff changeset	21 static bp_def * zbreakpoints = NULL;
62860044337d Support single stepping in gdb remote debugger Mike Pavone <pavone@retrodev.com> parents: 524 diff changeset	22 static uint32_t bp_index = 0;
62860044337d Support single stepping in gdb remote debugger Mike Pavone <pavone@retrodev.com> parents: 524 diff changeset	23 static uint32_t zbp_index = 0;
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	24
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	25 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	26 {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	27 while (*cur) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	28 if ((*cur)->address == address) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	29 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	30 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	31 cur = &((*cur)->next);
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 return cur;
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
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	36 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	37 {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	38 while (*cur) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	39 if ((*cur)->index == index) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	40 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	41 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	42 cur = &((*cur)->next);
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 return cur;
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
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	47 disp_def * displays = NULL;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	48 disp_def * zdisplays = NULL;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	49 uint32_t disp_index = 0;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	50 uint32_t zdisp_index = 0;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	51
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	52 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	53 {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	54 disp_def * ndisp = malloc(sizeof(*ndisp));
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	55 ndisp->format_char = format_char;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	56 ndisp->param = strdup(param);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	57 ndisp->next = *head;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	58 ndisp->index = *index++;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	59 *head = ndisp;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	60 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	61
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	62 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	63 {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	64 while (*head) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	65 if ((*head)->index == index) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	66 disp_def * del_disp = *head;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	67 *head = del_disp->next;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	68 free(del_disp->param);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	69 free(del_disp);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	70 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	71 head = &(*head)->next;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	72 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	73 }
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 char * find_param(char * buf)
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 for (; *buf; buf++) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	79 if (*buf == ' ') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	80 if (*(buf+1)) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	81 return buf+1;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	82 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	83 }
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 return NULL;
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
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	88 void strip_nl(char * buf)
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 for(; *buf; buf++) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	91 if (*buf == '\n') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	92 *buf = 0;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	93 return;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	94 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	95 }
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
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	98 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	99 {
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	100 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	101 }
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	102
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	103 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	104 {
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	105 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	106 }
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
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	108 void debugger_print(m68k_context context, char format_char, 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	109 {
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	110 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	111 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	112 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	113 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	114 {
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	115 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	116 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	117 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	118 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	119 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	120 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	121 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	122 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	123 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	124 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	125 }
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 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	127 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	128 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	129 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	130 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	131 } 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	132 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	133 }
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	134 }
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	135 } 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	136 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	137 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	138 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	139 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	140 } 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	141 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	142 }
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	143 }
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	144 } else if (param[0] == 'S' && param[1] == 'R') {
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	145 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	146 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	147 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	148 }
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	149 } 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	150 value = context->current_cycle;
1311 26bdbf1f7e33 Allow printing current frame number in 68K debugger Michael Pavone <pavone@retrodev.com> parents: 1310 diff changeset	151 } else if(param[0] == 'f') {
26bdbf1f7e33 Allow printing current frame number in 68K debugger Michael Pavone <pavone@retrodev.com> parents: 1310 diff changeset	152 genesis_context *gen = context->system;
26bdbf1f7e33 Allow printing current frame number in 68K debugger Michael Pavone <pavone@retrodev.com> parents: 1310 diff changeset	153 value = gen->vdp->frame;
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	154 } 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	155 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	156 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	157 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	158 value = m68k_read_long(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	159 } 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	160 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	161 }
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	162 } 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	163 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	164 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	165 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	166 value = m68k_read_long(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	167 } 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	168 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	169 }
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	170 } 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	171 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	172 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	173 }
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	174 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	175 }
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	176
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	177 #ifndef NO_Z80
548 a3afee2271ce Initial work on the x86-32 target Michael Pavone <pavone@retrodev.com> parents: 525 diff changeset	178
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	179 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	180 {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	181 uint32_t value;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	182 char format[8];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	183 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	184 genesis_context *system = context->system;
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	185 switch (format_char)
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	186 {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	187 case 'x':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	188 case 'X':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	189 case 'd':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	190 case 'c':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	191 format[5] = format_char;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	192 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	193 case '\0':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	194 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	195 default:
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	196 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	197 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	198 switch (param[0])
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	199 {
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	200 #ifndef NEW_CORE
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	201 case 'a':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	202 if (param[1] == 'f') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	203 if(param[2] == '\'') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	204 value = context->alt_regs[Z80_A] << 8;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	205 value \|= context->alt_flags[ZF_S] << 7;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	206 value \|= context->alt_flags[ZF_Z] << 6;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	207 value \|= context->alt_flags[ZF_H] << 4;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	208 value \|= context->alt_flags[ZF_PV] << 2;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	209 value \|= context->alt_flags[ZF_N] << 1;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	210 value \|= context->alt_flags[ZF_C];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	211 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	212 value = context->regs[Z80_A] << 8;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	213 value \|= context->flags[ZF_S] << 7;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	214 value \|= context->flags[ZF_Z] << 6;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	215 value \|= context->flags[ZF_H] << 4;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	216 value \|= context->flags[ZF_PV] << 2;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	217 value \|= context->flags[ZF_N] << 1;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	218 value \|= context->flags[ZF_C];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	219 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	220 } else if(param[1] == '\'') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	221 value = context->alt_regs[Z80_A];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	222 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	223 value = context->regs[Z80_A];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	224 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	225 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	226 case 'b':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	227 if (param[1] == 'c') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	228 if(param[2] == '\'') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	229 value = context->alt_regs[Z80_B] << 8;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	230 value \|= context->alt_regs[Z80_C];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	231 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	232 value = context->regs[Z80_B] << 8;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	233 value \|= context->regs[Z80_C];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	234 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	235 } else if(param[1] == '\'') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	236 value = context->alt_regs[Z80_B];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	237 } else if(param[1] == 'a') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	238 value = context->bank_reg << 15;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	239 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	240 value = context->regs[Z80_B];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	241 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	242 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	243 case 'c':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	244 if(param[1] == '\'') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	245 value = context->alt_regs[Z80_C];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	246 } else if(param[1] == 'y') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	247 value = context->current_cycle;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	248 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	249 value = context->regs[Z80_C];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	250 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	251 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	252 case 'd':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	253 if (param[1] == 'e') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	254 if(param[2] == '\'') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	255 value = context->alt_regs[Z80_D] << 8;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	256 value \|= context->alt_regs[Z80_E];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	257 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	258 value = context->regs[Z80_D] << 8;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	259 value \|= context->regs[Z80_E];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	260 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	261 } else if(param[1] == '\'') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	262 value = context->alt_regs[Z80_D];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	263 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	264 value = context->regs[Z80_D];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	265 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	266 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	267 case 'e':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	268 if(param[1] == '\'') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	269 value = context->alt_regs[Z80_E];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	270 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	271 value = context->regs[Z80_E];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	272 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	273 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	274 case 'f':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	275 if(param[2] == '\'') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	276 value = context->alt_flags[ZF_S] << 7;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	277 value \|= context->alt_flags[ZF_Z] << 6;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	278 value \|= context->alt_flags[ZF_H] << 4;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	279 value \|= context->alt_flags[ZF_PV] << 2;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	280 value \|= context->alt_flags[ZF_N] << 1;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	281 value \|= context->alt_flags[ZF_C];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	282 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	283 value = context->flags[ZF_S] << 7;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	284 value \|= context->flags[ZF_Z] << 6;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	285 value \|= context->flags[ZF_H] << 4;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	286 value \|= context->flags[ZF_PV] << 2;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	287 value \|= context->flags[ZF_N] << 1;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	288 value \|= context->flags[ZF_C];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	289 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	290 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	291 case 'h':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	292 if (param[1] == 'l') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	293 if(param[2] == '\'') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	294 value = context->alt_regs[Z80_H] << 8;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	295 value \|= context->alt_regs[Z80_L];
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->regs[Z80_H] << 8;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	298 value \|= context->regs[Z80_L];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	299 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	300 } else if(param[1] == '\'') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	301 value = context->alt_regs[Z80_H];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	302 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	303 value = context->regs[Z80_H];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	304 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	305 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	306 case 'l':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	307 if(param[1] == '\'') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	308 value = context->alt_regs[Z80_L];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	309 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	310 value = context->regs[Z80_L];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	311 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	312 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	313 case 'i':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	314 if(param[1] == 'x') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	315 if (param[2] == 'h') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	316 value = context->regs[Z80_IXH];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	317 } else if(param[2] == 'l') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	318 value = context->regs[Z80_IXL];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	319 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	320 value = context->regs[Z80_IXH] << 8;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	321 value \|= context->regs[Z80_IXL];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	322 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	323 } else if(param[1] == 'y') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	324 if (param[2] == 'h') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	325 value = context->regs[Z80_IYH];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	326 } else if(param[2] == 'l') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	327 value = context->regs[Z80_IYL];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	328 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	329 value = context->regs[Z80_IYH] << 8;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	330 value \|= context->regs[Z80_IYL];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	331 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	332 } else if(param[1] == 'n') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	333 value = context->int_cycle;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	334 } 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	335 value = context->iff1;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	336 } 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	337 value = context->iff2;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	338 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	339 value = context->im;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	340 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	341 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	342 #endif
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	343 case 's':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	344 if (param[1] == 'p') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	345 value = context->sp;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	346 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	347 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	348 case '0':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	349 if (param[1] == 'x') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	350 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	351 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	352 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	353 break;
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 printf(format, param, value);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	356 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	357
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	358 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	359 {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	360 static char last_cmd[1024];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	361 char input_buf[1024];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	362 static uint16_t branch_t;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	363 static uint16_t branch_f;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	364 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	365 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	366 init_terminal();
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	367 //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	368 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	369 if (*this_bp) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	370 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	371 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	372 zremove_breakpoint(context, address);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	373 }
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	374 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	375 if (!pc) {
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	376 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	377 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	378 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	379 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	380 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	381 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	382 z80_disasm(&inst, input_buf, address);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	383 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	384 uint16_t after = address + (after_pc-pc);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	385 int debugging = 1;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	386 while(debugging) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	387 fputs(">", stdout);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	388 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	389 fputs("fgets failed", stderr);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	390 break;
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 strip_nl(input_buf);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	393 //hitting enter repeats last command
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	394 if (input_buf[0]) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	395 strcpy(last_cmd, input_buf);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	396 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	397 strcpy(input_buf, last_cmd);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	398 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	399 char * param;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	400 char format[8];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	401 uint32_t value;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	402 bp_def * new_bp;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	403 switch(input_buf[0])
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	404 {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	405 case 'a':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	406 param = find_param(input_buf);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	407 if (!param) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	408 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	409 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	410 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	411 value = strtol(param, NULL, 16);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	412 zinsert_breakpoint(context, value, (uint8_t *)zdebugger);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	413 debugging = 0;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	414 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	415 case 'b':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	416 param = find_param(input_buf);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	417 if (!param) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	418 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	419 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	420 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	421 value = strtol(param, NULL, 16);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	422 zinsert_breakpoint(context, value, (uint8_t *)zdebugger);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	423 new_bp = malloc(sizeof(bp_def));
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	424 new_bp->next = zbreakpoints;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	425 new_bp->address = value;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	426 new_bp->index = zbp_index++;
867 bacd67a82d58 Properly initialize commands when adding a new breakpoint Michael Pavone <pavone@retrodev.com> parents: 865 diff changeset	427 new_bp->commands = NULL;
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	428 zbreakpoints = new_bp;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	429 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	430 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	431 case 'c':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	432 puts("Continuing");
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	433 debugging = 0;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	434 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	435 case 'd':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	436 if (input_buf[1] == 'i') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	437 char format_char = 0;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	438 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	439 if (input_buf[i] == '/') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	440 format_char = input_buf[i+1];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	441 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	442 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	443 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	444 param = find_param(input_buf);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	445 if (!param) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	446 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	447 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	448 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	449 zdebugger_print(context, format_char, param);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	450 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	451 } 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	452 param = find_param(input_buf);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	453 if (!param) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	454 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	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 if (param[0] >= '0' && param[0] <= '9') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	458 value = atoi(param);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	459 this_bp = find_breakpoint_idx(&zbreakpoints, value);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	460 if (!*this_bp) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	461 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	462 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	463 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	464 new_bp = *this_bp;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	465 zremove_breakpoint(context, new_bp->address);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	466 *this_bp = new_bp->next;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	467 free(new_bp);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	468 } else if (param[0] == 'd') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	469 param = find_param(param);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	470 if (!param) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	471 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	472 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	473 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	474 remove_display(&zdisplays, atoi(param));
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	475 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	476 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	477 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	478 case 'n':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	479 //TODO: Handle conditional branch instructions
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	480 if (inst.op == Z80_JP) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	481 if (inst.addr_mode == Z80_IMMED) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	482 after = inst.immed;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	483 } 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	484 #ifndef NEW_CORE
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	485 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	486 } else if (inst.ea_reg == Z80_IX) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	487 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	488 } else if (inst.ea_reg == Z80_IY) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	489 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	490 #endif
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	491 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	492 } else if(inst.op == Z80_JR) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	493 after += inst.immed;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	494 } 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	495 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	496 if (sp) {
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	497 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	498 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	499 if (sp) {
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	500 after \|= *sp << 8;
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	501 }
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	502 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	503 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	504 zinsert_breakpoint(context, after, (uint8_t *)zdebugger);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	505 debugging = 0;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	506 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	507 case 'p':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	508 param = find_param(input_buf);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	509 if (!param) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	510 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	511 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	512 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	513 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	514 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	515 case 'q':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	516 puts("Quitting");
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	517 exit(0);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	518 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	519 case 's': {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	520 param = find_param(input_buf);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	521 if (!param) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	522 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	523 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	524 }
1129 6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	525 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	526 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	527 {
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	528 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	529 if (cur->flags & MMAP_WRITE) {
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	530 ram_chunk = cur;
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	531 break;
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	532 }
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	533 }
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	534 if (ram_chunk) {
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	535 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	536 if (size > ram_chunk->mask) {
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	537 size = ram_chunk->mask+1;
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	538 }
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	539 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	540 FILE * f = fopen(param, "wb");
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	541 if (f) {
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	542 if(fwrite(buf, 1, size, f) != size) {
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	543 fputs("Error writing file\n", stderr);
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	544 }
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	545 fclose(f);
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	546 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	547 } else {
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	548 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	549 }
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	550 } else {
1129 6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	551 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	552 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	553 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	554 }
1921 5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	555 case '?':
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	556 print_z80_help();
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	557 break;
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	558 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	559 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	560 !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	561 \|\| !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	562 ) {
1921 5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	563 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	564 }
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	565 break;
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 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	568 return context;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	569 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	570
548 a3afee2271ce Initial work on the x86-32 target Michael Pavone <pavone@retrodev.com> parents: 525 diff changeset	571 #endif
a3afee2271ce Initial work on the x86-32 target Michael Pavone <pavone@retrodev.com> parents: 525 diff changeset	572
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	573 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	574 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	575
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	576 int run_debugger_command(m68k_context context, 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	577 {
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	578 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	579 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	580 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	581 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	582 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	583 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	584 {
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	585 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	586 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	587 {
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	588 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	589 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	590 } 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	591 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	592 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	593 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	594 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	595 }
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	596 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	597 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	598 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	599 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	600 }
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	601 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	602 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	603 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	604 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	605 {
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	606 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	607 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	608 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	609 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	610 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	611 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	612 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	613 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	614 } 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	615 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	616 }
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	617 } 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	618 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	619 }
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	620 }
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	621 (*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	622 } 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	623 }
1310 de742a7bd9f7 Fix accidental fallthrough on com debugger command Michael Pavone <pavone@retrodev.com> parents: 1149 diff changeset	624 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	625 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	626 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	627 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	628 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	629 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	630 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	631 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	632 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	633 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	634 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	635 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	636 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	637 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	638 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	639 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	640 } 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	641 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	642 }
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	643 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	644 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	645 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	646 } 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	647 //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	648 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	649 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	650 }
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	651 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	652 } 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	653 }
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	654 } 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	655 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	656 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	657 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	658 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	659 }
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	660 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	661 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	662 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	663 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	664 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	665 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	666 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	667 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	668 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	669 }
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	670 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	671 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	672 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	673 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	674 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	675 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	676 }
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	677 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	678 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	679 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	680 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	681 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	682 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	683 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	684 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	685 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	686 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	687 }
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 }
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 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	690 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	691 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	692 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	693 }
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	694 debugger_print(context, 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	695 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	696 } 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	697 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	698 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	699 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	700 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	701 }
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	702 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	703 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	704 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	705 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	706 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	707 }
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	708 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	709 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	710 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	711 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	712 }
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	713 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	714 }
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	715 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	716 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	717 format_char = 0;
831 079eb395ddd1 Fix handling of formatting character for 68K debug command p Michael Pavone <pavone@retrodev.com> parents: 830 diff changeset	718 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	719 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	720 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	721 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	722 }
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	723 }
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	724 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	725 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	726 fputs("p 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	727 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	728 }
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	729 debugger_print(context, 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	730 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	731 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	732 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	733 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	734 } 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	735 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	736 } 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	737 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	738 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	739 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	740 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	741 } 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	742 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	743 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	744 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	745 }
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	746 } 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	747 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	748 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	749 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	750 }
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 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	753 }
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 }
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	755 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	756 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	757 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	758 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	759 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	760 } 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	761 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	762 } 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	763 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	764 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	765 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	766 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	767 } 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	768 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	769 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	770 }
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	771 } 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	772 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	773 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	774 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	775 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	776 } 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	777 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	778 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	779 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	780 }
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 } 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	783 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	784 }
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 }
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	786 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	787 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	788 case 's':
1630 5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	789 if (input_buf[1] == 'e') {
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	790 param = find_param(input_buf);
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	791 if (!param) {
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	792 fputs("Missing destination parameter for set\n", stderr);
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	793 }
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	794 char *val = find_param(param);
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	795 if (!val) {
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	796 fputs("Missing value parameter for set\n", stderr);
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	797 }
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	798 long int_val;
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	799 int reg_num;
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	800 switch (val[0])
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	801 {
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	802 case 'd':
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	803 case 'a':
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	804 reg_num = val[1] - '0';
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	805 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	806 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	807 return 1;
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	808 }
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	809 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	810 break;
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	811 case '$':
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	812 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	813 break;
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	814 case '0':
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	815 if (val[1] == 'x') {
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	816 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	817 break;
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	818 }
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	819 default:
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	820 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	821 }
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	822 switch(param[0])
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	823 {
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	824 case 'd':
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	825 case 'a':
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	826 reg_num = param[1] - '0';
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	827 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	828 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	829 return 1;
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	830 }
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	831 (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	832 break;
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	833 default:
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	834 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	835 }
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	836 break;
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	837 } else {
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	838 if (inst.op == M68K_RTS) {
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	839 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	840 } 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	841 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	842 } 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	843 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	844 branch_f = after;
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	845 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	846 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	847 } 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	848 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	849 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	850 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	851 }
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	852 } else {
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	853 branch_t = after;
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	854 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	855 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	856 }
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	857 } else {
1630 5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	858 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	859 }
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	860 }
1630 5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	861 insert_breakpoint(context, after, debugger);
5aa0c3c43b97 Added a 68K debugger command for setting a register Michael Pavone <pavone@retrodev.com> parents: 1629 diff changeset	862 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	863 }
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 'v': {
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 genesis_context * gen = context->system;
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	866 //VDP debug commands
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 switch(input_buf[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	868 {
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 case 's':
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 vdp_print_sprite_table(gen->vdp);
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 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	872 case 'r':
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 vdp_print_reg_explain(gen->vdp);
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 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	875 }
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	876 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	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 case 'y': {
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 genesis_context * gen = context->system;
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 //YM-2612 debug commands
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 switch(input_buf[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	882 {
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 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	884 if (input_buf[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	885 int channel = atoi(input_buf+3)-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	886 ym_print_channel_info(gen->ym, channel);
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 } 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	888 for (int i = 0; i < 6; 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	889 ym_print_channel_info(gen->ym, 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	890 }
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 }
930 f33e8d88ab6f Add yt debug command for printing YM-2612 timer info. Fix AMS shift values. Michael Pavone <pavone@retrodev.com> parents: 919 diff changeset	892 break;
f33e8d88ab6f Add yt debug command for printing YM-2612 timer info. Fix AMS shift values. Michael Pavone <pavone@retrodev.com> parents: 919 diff changeset	893 case 't':
f33e8d88ab6f Add yt debug command for printing YM-2612 timer info. Fix AMS shift values. Michael Pavone <pavone@retrodev.com> parents: 919 diff changeset	894 ym_print_timer_info(gen->ym);
f33e8d88ab6f Add yt debug command for printing YM-2612 timer info. Fix AMS shift values. Michael Pavone <pavone@retrodev.com> parents: 919 diff changeset	895 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	896 }
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	897 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	898 }
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	899 #ifndef NO_Z80
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	900 case 'z': {
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	901 genesis_context * gen = context->system;
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	902 //Z80 debug commands
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	903 switch(input_buf[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	904 {
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	905 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	906 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	907 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	908 fputs("zb 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	909 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	910 }
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	911 value = strtol(param, NULL, 16);
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	912 zinsert_breakpoint(gen->z80, value, (uint8_t *)zdebugger);
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	913 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	914 new_bp->next = zbreakpoints;
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	915 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	916 new_bp->index = zbp_index++;
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	917 zbreakpoints = 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	918 printf("Z80 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	919 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	920 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	921 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	922 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	923 fputs("zp 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	924 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	925 }
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	926 zdebugger_print(gen->z80, input_buf[2] == '/' ? input_buf[3] : 0, 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	927 }
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	928 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	929 }
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	930 #endif
1921 5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	931 case '?':
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	932 print_m68k_help();
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	933 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	934 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	935 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	936 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	937 break;
1921 5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	938 default:
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	939 fprintf(stderr, "Unrecognized debugger command %s\nUse '?' for help.\n", 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	940 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	941 }
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	942 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	943 }
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	944
1921 5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	945 void print_m68k_help()
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	946 {
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	947 printf("M68k Debugger Commands\n");
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	948 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	949 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	950 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	951 printf(" BREAKPOINT is hit\n");
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	952 printf(" a ADDRESS - Advance to address\n");
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	953 printf(" n - Advance to next instruction\n");
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	954 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	955 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	956 printf(" s - Advance to next instruction (follows bsr/jsr)\n");
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	957 printf(" c - Continue\n");
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	958 printf(" bt - Print a backtrace\n");
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	959 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	960 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	961 printf(" a breakpoint is hit\n");
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	962 printf(" vs - Print VDP sprite list\n");
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	963 printf(" vr - Print VDP register info\n");
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	964 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	965 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	966 printf(" ? - Display help\n");
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	967 printf(" q - Quit BlastEm\n");
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	968 }
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	969
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	970 void print_z80_help()
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	971 {
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	972 printf("Z80 Debugger Commands\n");
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	973 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	974 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	975 printf(" a ADDRESS - Advance to address\n");
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	976 printf(" n - Advance to next instruction\n");
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	977 printf(" c - Continue\n");
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	978 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	979 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	980 printf(" a breakpoint is hit\n");
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	981 printf(" q - Quit BlastEm\n");
5d028088e320 Added help commands to debugger Eric Fry <yuv422@users.noreply.github.com> parents: 1920 diff changeset	982 }
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	983
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	984 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	985 {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	986 static char last_cmd[1024];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	987 char input_buf[1024];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	988 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	989
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	990 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	991
707 8aa9aacefe12 Sync machine state before entering debugger Michael Pavone <pavone@retrodev.com> parents: 652 diff changeset	992 sync_components(context, 0);
1629 079e5b9d59ce Forcefully update the display when entering the 68K debugger so you can see it update in realtime as you step through the code Michael Pavone <pavone@retrodev.com> parents: 1424 diff changeset	993 genesis_context *gen = context->system;
079e5b9d59ce Forcefully update the display when entering the 68K debugger so you can see it update in realtime as you step through the code Michael Pavone <pavone@retrodev.com> parents: 1424 diff changeset	994 vdp_force_update_framebuffer(gen->vdp);
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	995 //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	996 address &= 0xFFFFFF;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	997 if (address == branch_t) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	998 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	999 if (!*f_bp) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1000 remove_breakpoint(context, branch_f);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1001 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1002 branch_t = branch_f = 0;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1003 } else if(address == branch_f) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1004 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	1005 if (!*t_bp) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1006 remove_breakpoint(context, branch_t);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1007 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1008 branch_t = branch_f = 0;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1009 }
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	1010
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	1011 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	1012 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	1013 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	1014 }
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	1015 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	1016 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	1017 int debugging = 1;
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1018 //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	1019 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	1020 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	1021
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	1022 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	1023 {
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	1024 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	1025 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	1026
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	1027 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	1028 {
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	1029 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	1030 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	1031 commands += strlen(cmd) + 1;
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	1032 debugging = run_debugger_command(context, 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	1033 }
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	1034 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	1035 }
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	1036 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	1037 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	1038 } 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	1039 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	1040 }
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1041 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1042 remove_breakpoint(context, address);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1043 }
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	1044 for (disp_def * cur = displays; cur; cur = cur->next) {
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	1045 debugger_print(context, cur->format_char, cur->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	1046 }
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1047 m68k_disasm(&inst, input_buf);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1048 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	1049 #ifdef _WIN32
daa31ee7d8cd Get windows build compiling again post-merge Michael Pavone <pavone@retrodev.com> parents: 723 diff changeset	1050 #define prompt 1
daa31ee7d8cd Get windows build compiling again post-merge Michael Pavone <pavone@retrodev.com> parents: 723 diff changeset	1051 #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	1052 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	1053 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	1054 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	1055 struct timeval timeout;
745 daa31ee7d8cd Get windows build compiling again post-merge Michael Pavone <pavone@retrodev.com> parents: 723 diff changeset	1056 #endif
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1057 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	1058 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	1059 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	1060 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	1061 }
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	1062 process_events();
745 daa31ee7d8cd Get windows build compiling again post-merge Michael Pavone <pavone@retrodev.com> parents: 723 diff changeset	1063 #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	1064 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	1065 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	1066 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	1067 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	1068 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	1069 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	1070 } 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	1071 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	1072 }
745 daa31ee7d8cd Get windows build compiling again post-merge Michael Pavone <pavone@retrodev.com> parents: 723 diff changeset	1073 #endif
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1074 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	1075 fputs("fgets failed", stderr);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1076 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1077 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1078 strip_nl(input_buf);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1079 //hitting enter repeats last command
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1080 if (input_buf[0]) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1081 strcpy(last_cmd, input_buf);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1082 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1083 strcpy(input_buf, last_cmd);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1084 }
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	1085 debugging = run_debugger_command(context, input_buf, inst, after);
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1086 }
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	1087 return;
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	1088 }

Mercurial > repos > blastem

annotate debug.c @ 1921:5d028088e320