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