swissChili | 6c61a79 | 2020-07-28 16:29:20 -0700 | [diff] [blame] | 1 | #include "cpu.h" |
swissChili | 62d6d5d | 2020-07-30 20:12:47 -0700 | [diff] [blame] | 2 | #include "dbg.h" |
swissChili | dbbd540 | 2020-08-07 15:07:39 -0700 | [diff] [blame] | 3 | #include "gui.h" |
swissChili | 94ba1f5 | 2020-08-08 11:39:10 -0700 | [diff] [blame^] | 4 | #include "screen.h" |
swissChili | 6c61a79 | 2020-07-28 16:29:20 -0700 | [diff] [blame] | 5 | |
swissChili | 62d6d5d | 2020-07-30 20:12:47 -0700 | [diff] [blame] | 6 | #include <bits/getopt_core.h> |
swissChili | 6c61a79 | 2020-07-28 16:29:20 -0700 | [diff] [blame] | 7 | #include <ctype.h> |
| 8 | #include <stdio.h> |
| 9 | #include <stdlib.h> |
| 10 | #include <unistd.h> |
| 11 | |
swissChili | 94ba1f5 | 2020-08-08 11:39:10 -0700 | [diff] [blame^] | 12 | extern sdl_screen_t *g_scr; |
| 13 | |
swissChili | 6c61a79 | 2020-07-28 16:29:20 -0700 | [diff] [blame] | 14 | int main(int argc, char **argv) |
| 15 | { |
swissChili | da4803e | 2020-08-06 20:06:04 -0700 | [diff] [blame] | 16 | bool disflag = false, |
| 17 | runflag = false, |
| 18 | helpflag = false, |
| 19 | debugflag = false, |
swissChili | dbbd540 | 2020-08-07 15:07:39 -0700 | [diff] [blame] | 20 | should_read = false, |
swissChili | 94ba1f5 | 2020-08-08 11:39:10 -0700 | [diff] [blame^] | 21 | guiflag = false, |
| 22 | scrflag = false; |
swissChili | da4803e | 2020-08-06 20:06:04 -0700 | [diff] [blame] | 23 | |
| 24 | int disasm_len = 0; |
swissChili | 62d6d5d | 2020-07-30 20:12:47 -0700 | [diff] [blame] | 25 | |
| 26 | FILE *input = stdin; |
swissChili | 6c61a79 | 2020-07-28 16:29:20 -0700 | [diff] [blame] | 27 | |
| 28 | char c; |
| 29 | |
swissChili | 94ba1f5 | 2020-08-08 11:39:10 -0700 | [diff] [blame^] | 30 | while ((c = getopt(argc, argv, "Dsdrhgi:n:")) != -1) |
swissChili | 6c61a79 | 2020-07-28 16:29:20 -0700 | [diff] [blame] | 31 | { |
| 32 | switch (c) |
| 33 | { |
swissChili | 62d6d5d | 2020-07-30 20:12:47 -0700 | [diff] [blame] | 34 | case 'd': |
| 35 | disflag = true; |
| 36 | should_read = true; |
| 37 | break; |
| 38 | case 'r': |
| 39 | runflag = true; |
| 40 | should_read = true; |
| 41 | break; |
| 42 | case 'D': |
| 43 | debugflag = true; |
| 44 | should_read = true; |
| 45 | break; |
swissChili | dbbd540 | 2020-08-07 15:07:39 -0700 | [diff] [blame] | 46 | case 'g': |
| 47 | guiflag = true; |
| 48 | should_read = true; |
| 49 | break; |
swissChili | 62d6d5d | 2020-07-30 20:12:47 -0700 | [diff] [blame] | 50 | case 'i': |
| 51 | input = fopen(optarg, "r"); |
| 52 | break; |
swissChili | da4803e | 2020-08-06 20:06:04 -0700 | [diff] [blame] | 53 | case 'n': |
| 54 | disasm_len = atoi(optarg); |
| 55 | break; |
swissChili | 94ba1f5 | 2020-08-08 11:39:10 -0700 | [diff] [blame^] | 56 | case 's': |
| 57 | scrflag = true; |
| 58 | break; |
swissChili | 62d6d5d | 2020-07-30 20:12:47 -0700 | [diff] [blame] | 59 | case 'h': |
| 60 | case '?': |
| 61 | helpflag = 1; |
| 62 | break; |
swissChili | 6c61a79 | 2020-07-28 16:29:20 -0700 | [diff] [blame] | 63 | } |
| 64 | } |
| 65 | |
| 66 | if (helpflag) |
| 67 | { |
swissChili | 62d6d5d | 2020-07-30 20:12:47 -0700 | [diff] [blame] | 68 | printf("6502 emulator, disassembler and debugger\n" |
| 69 | "Usage:\n" |
swissChili | bb478f1 | 2020-08-07 20:45:07 -0700 | [diff] [blame] | 70 | " -g use GUI\n" |
swissChili | 62d6d5d | 2020-07-30 20:12:47 -0700 | [diff] [blame] | 71 | " -d disassemble input\n" |
| 72 | " -r run input\n" |
swissChili | bb478f1 | 2020-08-07 20:45:07 -0700 | [diff] [blame] | 73 | " -D open CLI debug prompt (like gdb)\n" |
swissChili | 62d6d5d | 2020-07-30 20:12:47 -0700 | [diff] [blame] | 74 | " -i <input> set input file, defaults to standard input\n" |
swissChili | da4803e | 2020-08-06 20:06:04 -0700 | [diff] [blame] | 75 | " -n <number> number of instructions to disassemble, 0 for all\n" |
swissChili | 62d6d5d | 2020-07-30 20:12:47 -0700 | [diff] [blame] | 76 | " -h, -? show this help page\n"); |
swissChili | 6c61a79 | 2020-07-28 16:29:20 -0700 | [diff] [blame] | 77 | return 0; |
| 78 | } |
| 79 | |
swissChili | 62d6d5d | 2020-07-30 20:12:47 -0700 | [diff] [blame] | 80 | cpu_t cpu; |
| 81 | |
| 82 | if (should_read) |
| 83 | { |
| 84 | cpu = new_cpu(); |
swissChili | bb478f1 | 2020-08-07 20:45:07 -0700 | [diff] [blame] | 85 | fread(cpu.mem + 0x600, 0xFFFF - 0x600, 1, input); |
swissChili | 62d6d5d | 2020-07-30 20:12:47 -0700 | [diff] [blame] | 86 | } |
swissChili | da4803e | 2020-08-06 20:06:04 -0700 | [diff] [blame] | 87 | else |
| 88 | { |
| 89 | puts("6502 toolchain by swissChili <swisschili.sh>"); |
| 90 | printf("%s -h for help\n", argv[0]); |
| 91 | } |
swissChili | 6c61a79 | 2020-07-28 16:29:20 -0700 | [diff] [blame] | 92 | |
swissChili | 94ba1f5 | 2020-08-08 11:39:10 -0700 | [diff] [blame^] | 93 | if (scrflag) |
| 94 | { |
| 95 | sdl_screen_t scr = new_sdl_screen(8); |
| 96 | g_scr = &scr; |
| 97 | } |
| 98 | |
swissChili | dbbd540 | 2020-08-07 15:07:39 -0700 | [diff] [blame] | 99 | if (guiflag) |
| 100 | { |
| 101 | gui(&cpu); |
| 102 | } |
| 103 | else if (disflag) |
swissChili | 6c61a79 | 2020-07-28 16:29:20 -0700 | [diff] [blame] | 104 | { |
swissChili | c51e922 | 2020-08-07 16:09:14 -0700 | [diff] [blame] | 105 | disas_num(&cpu, 12); |
swissChili | 6c61a79 | 2020-07-28 16:29:20 -0700 | [diff] [blame] | 106 | } |
swissChili | da4803e | 2020-08-06 20:06:04 -0700 | [diff] [blame] | 107 | else if (runflag) |
| 108 | { |
| 109 | run(&cpu); |
| 110 | } |
swissChili | 62d6d5d | 2020-07-30 20:12:47 -0700 | [diff] [blame] | 111 | else if (debugflag) |
| 112 | { |
| 113 | debug(&cpu); |
| 114 | } |
| 115 | |
| 116 | if (should_read) |
| 117 | free_cpu(&cpu); |
swissChili | 6c61a79 | 2020-07-28 16:29:20 -0700 | [diff] [blame] | 118 | } |