repos/blastem: debug.c annotate

annotate debug.c @ 1311:26bdbf1f7e33

Allow printing current frame number in 68K debugger

author	Michael Pavone <pavone@retrodev.com>
date	Fri, 31 Mar 2017 19:07:04 -0700
parents	de742a7bd9f7
children	9ab3f6781202

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"
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	12
525 62860044337d Support single stepping in gdb remote debugger Mike Pavone <pavone@retrodev.com> parents: 524 diff changeset	13 static bp_def * breakpoints = NULL;
62860044337d Support single stepping in gdb remote debugger Mike Pavone <pavone@retrodev.com> parents: 524 diff changeset	14 static bp_def * zbreakpoints = NULL;
62860044337d Support single stepping in gdb remote debugger Mike Pavone <pavone@retrodev.com> parents: 524 diff changeset	15 static uint32_t bp_index = 0;
62860044337d Support single stepping in gdb remote debugger Mike Pavone <pavone@retrodev.com> parents: 524 diff changeset	16 static uint32_t zbp_index = 0;
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	17
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	18 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	19 {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	20 while (*cur) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	21 if ((*cur)->address == address) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	22 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	23 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	24 cur = &((*cur)->next);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	25 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	26 return cur;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	27 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	28
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	29 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	30 {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	31 while (*cur) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	32 if ((*cur)->index == index) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	33 break;
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 cur = &((*cur)->next);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	36 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	37 return cur;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	38 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	39
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	40 disp_def * displays = NULL;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	41 disp_def * zdisplays = NULL;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	42 uint32_t disp_index = 0;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	43 uint32_t zdisp_index = 0;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	44
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	45 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	46 {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	47 disp_def * ndisp = malloc(sizeof(*ndisp));
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	48 ndisp->format_char = format_char;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	49 ndisp->param = strdup(param);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	50 ndisp->next = *head;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	51 ndisp->index = *index++;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	52 *head = ndisp;
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
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	55 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	56 {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	57 while (*head) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	58 if ((*head)->index == index) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	59 disp_def * del_disp = *head;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	60 *head = del_disp->next;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	61 free(del_disp->param);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	62 free(del_disp);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	63 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	64 head = &(*head)->next;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	65 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	66 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	67 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	68
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	69 char * find_param(char * buf)
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	70 {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	71 for (; *buf; buf++) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	72 if (*buf == ' ') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	73 if (*(buf+1)) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	74 return buf+1;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	75 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	76 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	77 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	78 return NULL;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	79 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	80
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	81 void strip_nl(char * buf)
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 for(; *buf; buf++) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	84 if (*buf == '\n') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	85 *buf = 0;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	86 return;
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 }
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
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	91 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	92 {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	93 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	94 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	95 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	96 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	97 {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	98 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	99 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	100 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	101 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	102 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	103 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	104 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	105 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	106 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	107 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	108 }
cc05444a4a4e WIP debugger improvements. Partial 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 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	110 value = context->dregs[param[1]-'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	111 } 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	112 value = context->aregs[param[1]-'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	113 } 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	114 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	115 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	116 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	117 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	118 } 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	119 value = context->current_cycle;
1311 26bdbf1f7e33 Allow printing current frame number in 68K debugger Michael Pavone <pavone@retrodev.com> parents: 1310 diff changeset	120 } else if(param[0] == 'f') {
26bdbf1f7e33 Allow printing current frame number in 68K debugger Michael Pavone <pavone@retrodev.com> parents: 1310 diff changeset	121 genesis_context *gen = context->system;
26bdbf1f7e33 Allow printing current frame number in 68K debugger Michael Pavone <pavone@retrodev.com> parents: 1310 diff changeset	122 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	123 } else if ((param[0] == '0' && param[1] == 'x') \|\| param[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	124 uint32_t p_addr = strtol(param+(param[0] == '0' ? 2 : 1), 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	125 if ((p_addr & 0xFFFFFF) == 0xC00004) {
cc05444a4a4e WIP debugger improvements. Partial 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 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	127 value = vdp_hv_counter_read(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	128 } else {
865 305c85c0b954 Allow 68K debug print to read from arbitrary memory regions Michael Pavone <pavone@retrodev.com> parents: 849 diff changeset	129 uint16_t word = get_native_pointer(p_addr & 0xFFFFFE, (void *)context->mem_pointers, &context->options->gen);
305c85c0b954 Allow 68K debug print to read from arbitrary memory regions Michael Pavone <pavone@retrodev.com> parents: 849 diff changeset	130 value = *word;
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	131 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	132 } 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	133 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	134 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	135 }
cc05444a4a4e WIP debugger improvements. Partial 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 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	137 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	138
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	139 #ifndef NO_Z80
548 a3afee2271ce Initial work on the x86-32 target Michael Pavone <pavone@retrodev.com> parents: 525 diff changeset	140
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	141 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	142 {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	143 uint32_t value;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	144 char format[8];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	145 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	146 genesis_context *system = context->system;
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	147 switch (format_char)
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	148 {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	149 case 'x':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	150 case 'X':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	151 case 'd':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	152 case 'c':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	153 format[5] = format_char;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	154 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	155 case '\0':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	156 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	157 default:
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	158 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	159 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	160 switch (param[0])
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	161 {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	162 case 'a':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	163 if (param[1] == 'f') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	164 if(param[2] == '\'') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	165 value = context->alt_regs[Z80_A] << 8;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	166 value \|= context->alt_flags[ZF_S] << 7;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	167 value \|= context->alt_flags[ZF_Z] << 6;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	168 value \|= context->alt_flags[ZF_H] << 4;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	169 value \|= context->alt_flags[ZF_PV] << 2;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	170 value \|= context->alt_flags[ZF_N] << 1;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	171 value \|= context->alt_flags[ZF_C];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	172 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	173 value = context->regs[Z80_A] << 8;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	174 value \|= context->flags[ZF_S] << 7;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	175 value \|= context->flags[ZF_Z] << 6;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	176 value \|= context->flags[ZF_H] << 4;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	177 value \|= context->flags[ZF_PV] << 2;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	178 value \|= context->flags[ZF_N] << 1;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	179 value \|= context->flags[ZF_C];
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 } else if(param[1] == '\'') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	182 value = context->alt_regs[Z80_A];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	183 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	184 value = context->regs[Z80_A];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	185 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	186 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	187 case 'b':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	188 if (param[1] == 'c') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	189 if(param[2] == '\'') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	190 value = context->alt_regs[Z80_B] << 8;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	191 value \|= context->alt_regs[Z80_C];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	192 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	193 value = context->regs[Z80_B] << 8;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	194 value \|= context->regs[Z80_C];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	195 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	196 } else if(param[1] == '\'') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	197 value = context->alt_regs[Z80_B];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	198 } else if(param[1] == 'a') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	199 value = context->bank_reg << 15;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	200 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	201 value = context->regs[Z80_B];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	202 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	203 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	204 case 'c':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	205 if(param[1] == '\'') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	206 value = context->alt_regs[Z80_C];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	207 } else if(param[1] == 'y') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	208 value = context->current_cycle;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	209 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	210 value = context->regs[Z80_C];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	211 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	212 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	213 case 'd':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	214 if (param[1] == 'e') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	215 if(param[2] == '\'') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	216 value = context->alt_regs[Z80_D] << 8;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	217 value \|= context->alt_regs[Z80_E];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	218 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	219 value = context->regs[Z80_D] << 8;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	220 value \|= context->regs[Z80_E];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	221 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	222 } else if(param[1] == '\'') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	223 value = context->alt_regs[Z80_D];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	224 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	225 value = context->regs[Z80_D];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	226 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	227 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	228 case 'e':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	229 if(param[1] == '\'') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	230 value = context->alt_regs[Z80_E];
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_E];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	233 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	234 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	235 case 'f':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	236 if(param[2] == '\'') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	237 value = context->alt_flags[ZF_S] << 7;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	238 value \|= context->alt_flags[ZF_Z] << 6;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	239 value \|= context->alt_flags[ZF_H] << 4;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	240 value \|= context->alt_flags[ZF_PV] << 2;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	241 value \|= context->alt_flags[ZF_N] << 1;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	242 value \|= context->alt_flags[ZF_C];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	243 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	244 value = context->flags[ZF_S] << 7;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	245 value \|= context->flags[ZF_Z] << 6;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	246 value \|= context->flags[ZF_H] << 4;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	247 value \|= context->flags[ZF_PV] << 2;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	248 value \|= context->flags[ZF_N] << 1;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	249 value \|= context->flags[ZF_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 'h':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	253 if (param[1] == 'l') {
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_H] << 8;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	256 value \|= context->alt_regs[Z80_L];
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_H] << 8;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	259 value \|= context->regs[Z80_L];
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_H];
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_H];
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 'l':
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_L];
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_L];
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 'i':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	275 if(param[1] == 'x') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	276 if (param[2] == 'h') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	277 value = context->regs[Z80_IXH];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	278 } else if(param[2] == 'l') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	279 value = context->regs[Z80_IXL];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	280 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	281 value = context->regs[Z80_IXH] << 8;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	282 value \|= context->regs[Z80_IXL];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	283 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	284 } else if(param[1] == 'y') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	285 if (param[2] == 'h') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	286 value = context->regs[Z80_IYH];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	287 } else if(param[2] == 'l') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	288 value = context->regs[Z80_IYL];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	289 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	290 value = context->regs[Z80_IYH] << 8;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	291 value \|= context->regs[Z80_IYL];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	292 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	293 } else if(param[1] == 'n') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	294 value = context->int_cycle;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	295 } 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	296 value = context->iff1;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	297 } 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	298 value = context->iff2;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	299 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	300 value = context->im;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	301 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	302 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	303 case 's':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	304 if (param[1] == 'p') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	305 value = context->sp;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	306 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	307 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	308 case '0':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	309 if (param[1] == 'x') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	310 uint16_t p_addr = strtol(param+2, NULL, 16);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	311 if (p_addr < 0x4000) {
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	312 value = system->zram[p_addr & 0x1FFF];
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	313 } else if(p_addr >= 0x8000) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	314 uint32_t v_addr = context->bank_reg << 15;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	315 v_addr += p_addr & 0x7FFF;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	316 if (v_addr < 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	317 value = system->cart[v_addr/2];
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	318 } else if(v_addr > 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	319 value = system->work_ram[(v_addr & 0xFFFF)/2];
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	320 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	321 if (v_addr & 1) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	322 value &= 0xFF;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	323 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	324 value >>= 8;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	325 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	326 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	327 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	328 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	329 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	330 printf(format, param, value);
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
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	333 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	334 {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	335 static char last_cmd[1024];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	336 char input_buf[1024];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	337 static uint16_t branch_t;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	338 static uint16_t branch_f;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	339 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	340 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	341 init_terminal();
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	342 //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	343 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	344 if (*this_bp) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	345 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	346 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	347 zremove_breakpoint(context, address);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	348 }
1129 6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	349 uint8_t * pc = get_native_pointer(address, (void **)context->mem_pointers, &context->options->gen);
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	350 if (!pc) {
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	351 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	352 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	353 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	354 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	355 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	356 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	357 z80_disasm(&inst, input_buf, address);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	358 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	359 uint16_t after = address + (after_pc-pc);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	360 int debugging = 1;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	361 while(debugging) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	362 fputs(">", stdout);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	363 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	364 fputs("fgets failed", stderr);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	365 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	366 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	367 strip_nl(input_buf);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	368 //hitting enter repeats last command
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	369 if (input_buf[0]) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	370 strcpy(last_cmd, input_buf);
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 strcpy(input_buf, last_cmd);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	373 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	374 char * param;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	375 char format[8];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	376 uint32_t value;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	377 bp_def * new_bp;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	378 switch(input_buf[0])
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	379 {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	380 case 'a':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	381 param = find_param(input_buf);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	382 if (!param) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	383 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	384 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	385 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	386 value = strtol(param, NULL, 16);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	387 zinsert_breakpoint(context, value, (uint8_t *)zdebugger);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	388 debugging = 0;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	389 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	390 case 'b':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	391 param = find_param(input_buf);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	392 if (!param) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	393 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	394 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	395 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	396 value = strtol(param, NULL, 16);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	397 zinsert_breakpoint(context, value, (uint8_t *)zdebugger);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	398 new_bp = malloc(sizeof(bp_def));
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	399 new_bp->next = zbreakpoints;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	400 new_bp->address = value;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	401 new_bp->index = zbp_index++;
867 bacd67a82d58 Properly initialize commands when adding a new breakpoint Michael Pavone <pavone@retrodev.com> parents: 865 diff changeset	402 new_bp->commands = NULL;
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	403 zbreakpoints = new_bp;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	404 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	405 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	406 case 'c':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	407 puts("Continuing");
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	408 debugging = 0;
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 case 'd':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	411 if (input_buf[1] == 'i') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	412 char format_char = 0;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	413 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	414 if (input_buf[i] == '/') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	415 format_char = input_buf[i+1];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	416 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	417 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	418 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	419 param = find_param(input_buf);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	420 if (!param) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	421 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	422 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	423 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	424 zdebugger_print(context, format_char, param);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	425 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	426 } 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	427 param = find_param(input_buf);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	428 if (!param) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	429 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	430 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	431 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	432 if (param[0] >= '0' && param[0] <= '9') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	433 value = atoi(param);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	434 this_bp = find_breakpoint_idx(&zbreakpoints, value);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	435 if (!*this_bp) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	436 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	437 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	438 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	439 new_bp = *this_bp;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	440 zremove_breakpoint(context, new_bp->address);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	441 *this_bp = new_bp->next;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	442 free(new_bp);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	443 } else if (param[0] == 'd') {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	444 param = find_param(param);
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("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	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 remove_display(&zdisplays, atoi(param));
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	450 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	451 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	452 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	453 case 'n':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	454 //TODO: Handle conditional branch instructions
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	455 if (inst.op == Z80_JP) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	456 if (inst.addr_mode == Z80_IMMED) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	457 after = inst.immed;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	458 } else if (inst.ea_reg == Z80_HL) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	459 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	460 } else if (inst.ea_reg == Z80_IX) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	461 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	462 } else if (inst.ea_reg == Z80_IY) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	463 after = context->regs[Z80_IYH] << 8 \| context->regs[Z80_IYL];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	464 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	465 } else if(inst.op == Z80_JR) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	466 after += inst.immed;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	467 } else if(inst.op == Z80_RET) {
1129 6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	468 uint8_t sp = get_native_pointer(context->sp, (void *)context->mem_pointers, &context->options->gen);
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	469 if (sp) {
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	470 after = *sp;
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	471 sp = get_native_pointer((context->sp + 1) & 0xFFFF, (void **)context->mem_pointers, &context->options->gen);
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	472 if (sp) {
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	473 after \|= *sp << 8;
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	474 }
524 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 zinsert_breakpoint(context, after, (uint8_t *)zdebugger);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	478 debugging = 0;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	479 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	480 case 'p':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	481 param = find_param(input_buf);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	482 if (!param) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	483 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	484 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	485 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	486 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	487 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	488 case 'q':
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	489 puts("Quitting");
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	490 exit(0);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	491 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	492 case 's': {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	493 param = find_param(input_buf);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	494 if (!param) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	495 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	496 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	497 }
1129 6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	498 memmap_chunk const *ram_chunk = NULL;
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	499 for (int i = 0; i < context->options->gen.memmap_chunks; i++)
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	500 {
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	501 memmap_chunk const *cur = context->options->gen.memmap + i;
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	502 if (cur->flags & MMAP_WRITE) {
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	503 ram_chunk = cur;
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	504 break;
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	505 }
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	506 }
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	507 if (ram_chunk) {
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	508 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	509 if (size > ram_chunk->mask) {
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	510 size = ram_chunk->mask+1;
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	511 }
1129 6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	512 uint8_t buf = get_native_pointer(ram_chunk->start, (void *)context->mem_pointers, &context->options->gen);
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	513 FILE * f = fopen(param, "wb");
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	514 if (f) {
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	515 if(fwrite(buf, 1, size, f) != size) {
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	516 fputs("Error writing file\n", stderr);
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	517 }
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	518 fclose(f);
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	519 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	520 } else {
6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	521 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	522 }
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	523 } else {
1129 6b5c92b6205c Enabled Z80 debugger in PBC mode Michael Pavone <pavone@retrodev.com> parents: 1111 diff changeset	524 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	525 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	526 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	527 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	528 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	529 if (
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	530 !context->options->gen.debug_cmd_handler
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	531 \|\| !context->options->gen.debug_cmd_handler(&system->header, input_buf)
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	532 ) {
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	533 fprintf(stderr, "Unrecognized debugger command %s\n", input_buf);
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	534 }
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	535 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	536 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	537 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	538 return context;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	539 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	540
548 a3afee2271ce Initial work on the x86-32 target Michael Pavone <pavone@retrodev.com> parents: 525 diff changeset	541 #endif
a3afee2271ce Initial work on the x86-32 target Michael Pavone <pavone@retrodev.com> parents: 525 diff changeset	542
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	543 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	544 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	545
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	546 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	547 {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	548 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	549 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	550 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	551 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	552 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	553 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	554 {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	555 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	556 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	557 {
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	558 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	559 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	560 } 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	561 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	562 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	563 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	564 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	565 }
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	566 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	567 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	568 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	569 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	570 }
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	571 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	572 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	573 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	574 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	575 {
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	576 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	577 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	578 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	579 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	580 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	581 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	582 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	583 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	584 } 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	585 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	586 }
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 } 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	588 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	589 }
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 }
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 (*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	592 } 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	593 }
1310 de742a7bd9f7 Fix accidental fallthrough on com debugger command Michael Pavone <pavone@retrodev.com> parents: 1149 diff changeset	594 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	595 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	596 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	597 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	598 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	599 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	600 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	601 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	602 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	603 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	604 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	605 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	606 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	607 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	608 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	609 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	610 } 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	611 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	612 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	613 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	614 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	615 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	616 } 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	617 //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	618 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	619 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	620 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	621 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	622 } 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	623 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	624 } 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	625 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	626 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	627 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	628 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	629 }
cc05444a4a4e WIP debugger improvements. Partial 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 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	631 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	632 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	633 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	634 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	635 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	636 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	637 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	638 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	639 }
cc05444a4a4e WIP debugger improvements. Partial 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 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	641 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	642 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	643 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	644 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	645 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	646 }
cc05444a4a4e WIP debugger improvements. Partial 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 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	648 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	649 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	650 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	651 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	652 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	653 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	654 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	655 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	656 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	657 }
cc05444a4a4e WIP debugger improvements. Partial 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 }
cc05444a4a4e WIP debugger improvements. Partial 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 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	660 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	661 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	662 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	663 }
cc05444a4a4e WIP debugger improvements. Partial 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 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	665 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	666 } 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	667 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	668 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	669 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	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 }
cc05444a4a4e WIP debugger improvements. Partial 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 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	673 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	674 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	675 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	676 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	677 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	678 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	679 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	680 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	681 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	682 }
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	683 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	684 }
cc05444a4a4e WIP debugger improvements. Partial 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 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	686 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	687 format_char = 0;
831 079eb395ddd1 Fix handling of formatting character for 68K debug command p Michael Pavone <pavone@retrodev.com> parents: 830 diff changeset	688 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	689 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	690 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	691 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	692 }
cc05444a4a4e WIP debugger improvements. Partial 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 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	695 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	696 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	697 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	698 }
cc05444a4a4e WIP debugger improvements. Partial 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 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	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 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	702 if (inst.op == M68K_RTS) {
cc05444a4a4e WIP debugger improvements. Partial 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 after = (read_dma_value(context->aregs[7]/2) << 16) \| read_dma_value(context->aregs[7]/2 + 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	704 } else if (inst.op == M68K_RTE \|\| inst.op == M68K_RTR) {
cc05444a4a4e WIP debugger improvements. Partial 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 after = (read_dma_value((context->aregs[7]+2)/2) << 16) \| read_dma_value((context->aregs[7]+2)/2 + 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	706 } 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	707 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	708 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	709 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	710 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	711 } 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	712 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	713 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	714 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	715 }
cc05444a4a4e WIP debugger improvements. Partial 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 } 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	717 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	718 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	719 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	720 }
cc05444a4a4e WIP debugger improvements. Partial 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 } 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	722 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	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 }
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	725 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	726 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	727 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	728 if (inst.op == M68K_RTS) {
cc05444a4a4e WIP debugger improvements. Partial 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 after = (read_dma_value(context->aregs[7]/2) << 16) \| read_dma_value(context->aregs[7]/2 + 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	730 } else if (inst.op == M68K_RTE \|\| inst.op == M68K_RTR) {
cc05444a4a4e WIP debugger improvements. Partial 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 after = (read_dma_value((context->aregs[7]+2)/2) << 16) \| read_dma_value((context->aregs[7]+2)/2 + 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	732 } 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	733 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	734 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	735 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	736 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	737 } 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	738 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	739 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	740 }
cc05444a4a4e WIP debugger improvements. Partial 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 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	743 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	744 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	745 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	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_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	748 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	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 }
cc05444a4a4e WIP debugger improvements. Partial 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 } 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	753 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	754 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	755 }
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	756 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	757 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	758 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	759 if (inst.op == M68K_RTS) {
cc05444a4a4e WIP debugger improvements. Partial 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 after = (read_dma_value(context->aregs[7]/2) << 16) \| read_dma_value(context->aregs[7]/2 + 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	761 } else if (inst.op == M68K_RTE \|\| inst.op == M68K_RTR) {
cc05444a4a4e WIP debugger improvements. Partial 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 after = (read_dma_value((context->aregs[7]+2)/2) << 16) \| read_dma_value((context->aregs[7]+2)/2 + 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	763 } else if(m68k_is_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	764 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	765 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	766 branch_t = m68k_branch_target(&inst, context->dregs, context->aregs) & 0xFFFFFF;
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	767 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	768 } else if(inst.op == M68K_DBCC && 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	769 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	770 branch_f = m68k_branch_target(&inst, context->dregs, context->aregs) & 0xFFFFFF;
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	771 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	772 } 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	773 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	774 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	775 }
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	776 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	777 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	778 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	779 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	780 //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	781 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	782 {
cc05444a4a4e WIP debugger improvements. Partial 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 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	784 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	785 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	786 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	787 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	788 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	789 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	790 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	791 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	792 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	793 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	794 //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	795 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	796 {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	797 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	798 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	799 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	800 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	801 } else {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	802 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	803 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	804 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	805 }
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	806 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	807 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	808 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	809 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	810 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	811 break;
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	812 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	813 #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	814 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	815 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	816 //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	817 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	818 {
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	819 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	820 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	821 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	822 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	823 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	824 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	825 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	826 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	827 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	828 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	829 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	830 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	831 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	832 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	833 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	834 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	835 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	836 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	837 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	838 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	839 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	840 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	841 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	842 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	843 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	844 #endif
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	845 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	846 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	847 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	848 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	849 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	850 fprintf(stderr, "Unrecognized debugger command %s\n", 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	851 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	852 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	853 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	854 }
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	855
cc05444a4a4e WIP debugger improvements. Partial support for display command in 68K debugger. Minor refactor to support commands on a breakpoint. Michael Pavone <pavone@retrodev.com> parents: 794 diff changeset	856
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	857 m68k_context * debugger(m68k_context * context, uint32_t address)
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	858 {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	859 static char last_cmd[1024];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	860 char input_buf[1024];
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	861 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	862
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	863 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	864
707 8aa9aacefe12 Sync machine state before entering debugger Michael Pavone <pavone@retrodev.com> parents: 652 diff changeset	865 sync_components(context, 0);
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	866 //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	867 address &= 0xFFFFFF;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	868 if (address == branch_t) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	869 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	870 if (!*f_bp) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	871 remove_breakpoint(context, branch_f);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	872 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	873 branch_t = branch_f = 0;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	874 } else if(address == branch_f) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	875 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	876 if (!*t_bp) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	877 remove_breakpoint(context, branch_t);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	878 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	879 branch_t = branch_f = 0;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	880 }
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	881
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	882 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	883 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	884 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	885 }
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	886 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	887 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	888 int debugging = 1;
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	889 //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	890 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	891 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	892
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	893 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	894 {
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	895 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	896 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	897
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	898 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	899 {
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	900 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	901 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	902 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	903 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	904 }
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	905 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	906 }
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	907 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	908 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	909 } 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	910 return context;
5a3ac6093ea2 Add support for executing a list of debugger commands when a breakpoint is hit Michael Pavone <pavone@retrodev.com> parents: 829 diff changeset	911 }
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	912 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	913 remove_breakpoint(context, address);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	914 }
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	915 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	916 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	917 }
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	918 m68k_disasm(&inst, input_buf);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	919 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	920 #ifdef _WIN32
daa31ee7d8cd Get windows build compiling again post-merge Michael Pavone <pavone@retrodev.com> parents: 723 diff changeset	921 #define prompt 1
daa31ee7d8cd Get windows build compiling again post-merge Michael Pavone <pavone@retrodev.com> parents: 723 diff changeset	922 #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	923 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	924 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	925 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	926 struct timeval timeout;
745 daa31ee7d8cd Get windows build compiling again post-merge Michael Pavone <pavone@retrodev.com> parents: 723 diff changeset	927 #endif
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	928 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	929 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	930 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	931 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	932 }
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	933 process_events();
745 daa31ee7d8cd Get windows build compiling again post-merge Michael Pavone <pavone@retrodev.com> parents: 723 diff changeset	934 #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	935 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	936 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	937 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	938 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	939 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	940 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	941 } 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	942 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	943 }
745 daa31ee7d8cd Get windows build compiling again post-merge Michael Pavone <pavone@retrodev.com> parents: 723 diff changeset	944 #endif
524 fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	945 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	946 fputs("fgets failed", stderr);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	947 break;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	948 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	949 strip_nl(input_buf);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	950 //hitting enter repeats last command
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	951 if (input_buf[0]) {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	952 strcpy(last_cmd, input_buf);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	953 } else {
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	954 strcpy(input_buf, last_cmd);
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	955 }
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	956 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	957 }
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	958 return context;
fb39534b6604 Move debugging code outside of main source file Mike Pavone <pavone@retrodev.com> parents: diff changeset	959 }

Mercurial > repos > blastem

annotate debug.c @ 1311:26bdbf1f7e33