swissChili | b71e027 | 2020-08-08 15:56:14 -0700 | [diff] [blame] | 1 | #include "common.h" |
swissChili | 6c61a79 | 2020-07-28 16:29:20 -0700 | [diff] [blame] | 2 | #include "cpu.h" |
swissChili | 62d6d5d | 2020-07-30 20:12:47 -0700 | [diff] [blame] | 3 | #include "dbg.h" |
swissChili | dbbd540 | 2020-08-07 15:07:39 -0700 | [diff] [blame] | 4 | #include "gui.h" |
swissChili | 94ba1f5 | 2020-08-08 11:39:10 -0700 | [diff] [blame] | 5 | #include "screen.h" |
swissChili | 6c61a79 | 2020-07-28 16:29:20 -0700 | [diff] [blame] | 6 | |
swissChili | 62d6d5d | 2020-07-30 20:12:47 -0700 | [diff] [blame] | 7 | #include <bits/getopt_core.h> |
swissChili | 6c61a79 | 2020-07-28 16:29:20 -0700 | [diff] [blame] | 8 | #include <ctype.h> |
| 9 | #include <stdio.h> |
| 10 | #include <stdlib.h> |
| 11 | #include <unistd.h> |
| 12 | |
swissChili | 94ba1f5 | 2020-08-08 11:39:10 -0700 | [diff] [blame] | 13 | extern sdl_screen_t *g_scr; |
| 14 | |
swissChili | b71e027 | 2020-08-08 15:56:14 -0700 | [diff] [blame] | 15 | #ifndef NO_PTHREAD |
| 16 | #include <pthread.h> |
| 17 | |
| 18 | |
| 19 | void cleanup_screen_thread(pthread_t thread) |
| 20 | { |
| 21 | g_screen_thread_halt = true; |
| 22 | puts("Cleaning up screen..."); |
| 23 | pthread_join(thread, NULL); |
| 24 | } |
| 25 | #endif |
| 26 | |
swissChili | 6c61a79 | 2020-07-28 16:29:20 -0700 | [diff] [blame] | 27 | int main(int argc, char **argv) |
| 28 | { |
swissChili | da4803e | 2020-08-06 20:06:04 -0700 | [diff] [blame] | 29 | bool disflag = false, |
| 30 | runflag = false, |
| 31 | helpflag = false, |
| 32 | debugflag = false, |
swissChili | dbbd540 | 2020-08-07 15:07:39 -0700 | [diff] [blame] | 33 | should_read = false, |
swissChili | 94ba1f5 | 2020-08-08 11:39:10 -0700 | [diff] [blame] | 34 | guiflag = false, |
swissChili | b71e027 | 2020-08-08 15:56:14 -0700 | [diff] [blame] | 35 | scrflag = false, |
| 36 | nohaltflag = false; |
swissChili | da4803e | 2020-08-06 20:06:04 -0700 | [diff] [blame] | 37 | |
| 38 | int disasm_len = 0; |
swissChili | 62d6d5d | 2020-07-30 20:12:47 -0700 | [diff] [blame] | 39 | |
| 40 | FILE *input = stdin; |
swissChili | 6c61a79 | 2020-07-28 16:29:20 -0700 | [diff] [blame] | 41 | |
| 42 | char c; |
| 43 | |
swissChili | b71e027 | 2020-08-08 15:56:14 -0700 | [diff] [blame] | 44 | while ((c = getopt(argc, argv, "HDsdrhgi:n:")) != -1) |
swissChili | 6c61a79 | 2020-07-28 16:29:20 -0700 | [diff] [blame] | 45 | { |
| 46 | switch (c) |
| 47 | { |
swissChili | b71e027 | 2020-08-08 15:56:14 -0700 | [diff] [blame] | 48 | case 'H': |
| 49 | nohaltflag = true; |
| 50 | break; |
swissChili | 62d6d5d | 2020-07-30 20:12:47 -0700 | [diff] [blame] | 51 | case 'd': |
| 52 | disflag = true; |
| 53 | should_read = true; |
| 54 | break; |
| 55 | case 'r': |
| 56 | runflag = true; |
| 57 | should_read = true; |
| 58 | break; |
| 59 | case 'D': |
| 60 | debugflag = true; |
| 61 | should_read = true; |
| 62 | break; |
swissChili | dbbd540 | 2020-08-07 15:07:39 -0700 | [diff] [blame] | 63 | case 'g': |
| 64 | guiflag = true; |
| 65 | should_read = true; |
| 66 | break; |
swissChili | 62d6d5d | 2020-07-30 20:12:47 -0700 | [diff] [blame] | 67 | case 'i': |
| 68 | input = fopen(optarg, "r"); |
| 69 | break; |
swissChili | da4803e | 2020-08-06 20:06:04 -0700 | [diff] [blame] | 70 | case 'n': |
| 71 | disasm_len = atoi(optarg); |
| 72 | break; |
swissChili | 94ba1f5 | 2020-08-08 11:39:10 -0700 | [diff] [blame] | 73 | case 's': |
| 74 | scrflag = true; |
| 75 | break; |
swissChili | 62d6d5d | 2020-07-30 20:12:47 -0700 | [diff] [blame] | 76 | case 'h': |
| 77 | case '?': |
| 78 | helpflag = 1; |
| 79 | break; |
swissChili | 6c61a79 | 2020-07-28 16:29:20 -0700 | [diff] [blame] | 80 | } |
| 81 | } |
| 82 | |
| 83 | if (helpflag) |
| 84 | { |
swissChili | 62d6d5d | 2020-07-30 20:12:47 -0700 | [diff] [blame] | 85 | printf("6502 emulator, disassembler and debugger\n" |
| 86 | "Usage:\n" |
swissChili | bb478f1 | 2020-08-07 20:45:07 -0700 | [diff] [blame] | 87 | " -g use GUI\n" |
swissChili | b71e027 | 2020-08-08 15:56:14 -0700 | [diff] [blame] | 88 | " -s use SDL screen (faster than GUI debugger)\n" |
| 89 | " -H keep running after CPU halts (useful on windows and to look at screen)\n" |
swissChili | 62d6d5d | 2020-07-30 20:12:47 -0700 | [diff] [blame] | 90 | " -d disassemble input\n" |
| 91 | " -r run input\n" |
swissChili | bb478f1 | 2020-08-07 20:45:07 -0700 | [diff] [blame] | 92 | " -D open CLI debug prompt (like gdb)\n" |
swissChili | 62d6d5d | 2020-07-30 20:12:47 -0700 | [diff] [blame] | 93 | " -i <input> set input file, defaults to standard input\n" |
swissChili | da4803e | 2020-08-06 20:06:04 -0700 | [diff] [blame] | 94 | " -n <number> number of instructions to disassemble, 0 for all\n" |
swissChili | 62d6d5d | 2020-07-30 20:12:47 -0700 | [diff] [blame] | 95 | " -h, -? show this help page\n"); |
swissChili | 6c61a79 | 2020-07-28 16:29:20 -0700 | [diff] [blame] | 96 | return 0; |
| 97 | } |
| 98 | |
swissChili | 62d6d5d | 2020-07-30 20:12:47 -0700 | [diff] [blame] | 99 | cpu_t cpu; |
| 100 | |
| 101 | if (should_read) |
| 102 | { |
| 103 | cpu = new_cpu(); |
swissChili | bb478f1 | 2020-08-07 20:45:07 -0700 | [diff] [blame] | 104 | fread(cpu.mem + 0x600, 0xFFFF - 0x600, 1, input); |
swissChili | 62d6d5d | 2020-07-30 20:12:47 -0700 | [diff] [blame] | 105 | } |
swissChili | da4803e | 2020-08-06 20:06:04 -0700 | [diff] [blame] | 106 | else |
| 107 | { |
| 108 | puts("6502 toolchain by swissChili <swisschili.sh>"); |
| 109 | printf("%s -h for help\n", argv[0]); |
| 110 | } |
swissChili | 6c61a79 | 2020-07-28 16:29:20 -0700 | [diff] [blame] | 111 | |
swissChili | 94ba1f5 | 2020-08-08 11:39:10 -0700 | [diff] [blame] | 112 | if (scrflag) |
| 113 | { |
swissChili | cc27cfe | 2020-08-08 12:57:57 -0700 | [diff] [blame] | 114 | #ifndef NO_PTHREAD |
swissChili | b71e027 | 2020-08-08 15:56:14 -0700 | [diff] [blame] | 115 | CATCH(&cleanup_screen_thread, start_screen_thread(cpu.mem + CPU_FB_ADDR)); |
swissChili | cc27cfe | 2020-08-08 12:57:57 -0700 | [diff] [blame] | 116 | #else |
swissChili | 94ba1f5 | 2020-08-08 11:39:10 -0700 | [diff] [blame] | 117 | sdl_screen_t scr = new_sdl_screen(8); |
| 118 | g_scr = &scr; |
swissChili | cc27cfe | 2020-08-08 12:57:57 -0700 | [diff] [blame] | 119 | #endif |
swissChili | 94ba1f5 | 2020-08-08 11:39:10 -0700 | [diff] [blame] | 120 | } |
| 121 | |
swissChili | b71e027 | 2020-08-08 15:56:14 -0700 | [diff] [blame] | 122 | if (guiflag && scrflag) |
| 123 | { |
| 124 | THROW("-g and -s cannot be used together"); |
| 125 | } |
| 126 | |
swissChili | dbbd540 | 2020-08-07 15:07:39 -0700 | [diff] [blame] | 127 | if (guiflag) |
| 128 | { |
| 129 | gui(&cpu); |
| 130 | } |
| 131 | else if (disflag) |
swissChili | 6c61a79 | 2020-07-28 16:29:20 -0700 | [diff] [blame] | 132 | { |
swissChili | c51e922 | 2020-08-07 16:09:14 -0700 | [diff] [blame] | 133 | disas_num(&cpu, 12); |
swissChili | 6c61a79 | 2020-07-28 16:29:20 -0700 | [diff] [blame] | 134 | } |
swissChili | da4803e | 2020-08-06 20:06:04 -0700 | [diff] [blame] | 135 | else if (runflag) |
| 136 | { |
| 137 | run(&cpu); |
swissChili | b71e027 | 2020-08-08 15:56:14 -0700 | [diff] [blame] | 138 | if (nohaltflag) |
| 139 | { |
| 140 | puts("Press any key to exit"); |
| 141 | getchar(); |
| 142 | } |
swissChili | da4803e | 2020-08-06 20:06:04 -0700 | [diff] [blame] | 143 | } |
swissChili | 62d6d5d | 2020-07-30 20:12:47 -0700 | [diff] [blame] | 144 | else if (debugflag) |
| 145 | { |
| 146 | debug(&cpu); |
| 147 | } |
| 148 | |
swissChili | b71e027 | 2020-08-08 15:56:14 -0700 | [diff] [blame] | 149 | #ifdef NO_PTHREAD |
swissChili | cc27cfe | 2020-08-08 12:57:57 -0700 | [diff] [blame] | 150 | if (scrflag) |
| 151 | free_sdl_screen(g_scr); |
swissChili | b71e027 | 2020-08-08 15:56:14 -0700 | [diff] [blame] | 152 | #endif |
swissChili | cc27cfe | 2020-08-08 12:57:57 -0700 | [diff] [blame] | 153 | |
swissChili | 62d6d5d | 2020-07-30 20:12:47 -0700 | [diff] [blame] | 154 | if (should_read) |
| 155 | free_cpu(&cpu); |
swissChili | 6c61a79 | 2020-07-28 16:29:20 -0700 | [diff] [blame] | 156 | } |