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 | 6c61a79 | 2020-07-28 16:29:20 -0700 | [diff] [blame] | 3 | |
swissChili | 62d6d5d | 2020-07-30 20:12:47 -0700 | [diff] [blame^] | 4 | #include <bits/getopt_core.h> |
swissChili | 6c61a79 | 2020-07-28 16:29:20 -0700 | [diff] [blame] | 5 | #include <ctype.h> |
| 6 | #include <stdio.h> |
| 7 | #include <stdlib.h> |
| 8 | #include <unistd.h> |
| 9 | |
| 10 | int main(int argc, char **argv) |
| 11 | { |
swissChili | 62d6d5d | 2020-07-30 20:12:47 -0700 | [diff] [blame^] | 12 | bool disflag = 0, |
swissChili | 6c61a79 | 2020-07-28 16:29:20 -0700 | [diff] [blame] | 13 | runflag = 0, |
swissChili | 62d6d5d | 2020-07-30 20:12:47 -0700 | [diff] [blame^] | 14 | helpflag = 0, |
| 15 | debugflag = 0, |
| 16 | should_read = 0; |
| 17 | |
| 18 | FILE *input = stdin; |
swissChili | 6c61a79 | 2020-07-28 16:29:20 -0700 | [diff] [blame] | 19 | |
| 20 | char c; |
| 21 | |
swissChili | 62d6d5d | 2020-07-30 20:12:47 -0700 | [diff] [blame^] | 22 | while ((c = getopt(argc, argv, "Ddrhi:")) != -1) |
swissChili | 6c61a79 | 2020-07-28 16:29:20 -0700 | [diff] [blame] | 23 | { |
| 24 | switch (c) |
| 25 | { |
swissChili | 62d6d5d | 2020-07-30 20:12:47 -0700 | [diff] [blame^] | 26 | case 'd': |
| 27 | disflag = true; |
| 28 | should_read = true; |
| 29 | break; |
| 30 | case 'r': |
| 31 | runflag = true; |
| 32 | should_read = true; |
| 33 | break; |
| 34 | case 'D': |
| 35 | debugflag = true; |
| 36 | should_read = true; |
| 37 | break; |
| 38 | case 'i': |
| 39 | input = fopen(optarg, "r"); |
| 40 | break; |
| 41 | case 'h': |
| 42 | case '?': |
| 43 | helpflag = 1; |
| 44 | break; |
swissChili | 6c61a79 | 2020-07-28 16:29:20 -0700 | [diff] [blame] | 45 | } |
| 46 | } |
| 47 | |
| 48 | if (helpflag) |
| 49 | { |
swissChili | 62d6d5d | 2020-07-30 20:12:47 -0700 | [diff] [blame^] | 50 | printf("6502 emulator, disassembler and debugger\n" |
| 51 | "Usage:\n" |
| 52 | " -d disassemble input\n" |
| 53 | " -r run input\n" |
| 54 | " -D debug input (open debug prompt)\n" |
| 55 | " -i <input> set input file, defaults to standard input\n" |
| 56 | " -h, -? show this help page\n"); |
swissChili | 6c61a79 | 2020-07-28 16:29:20 -0700 | [diff] [blame] | 57 | return 0; |
| 58 | } |
| 59 | |
swissChili | 62d6d5d | 2020-07-30 20:12:47 -0700 | [diff] [blame^] | 60 | cpu_t cpu; |
| 61 | |
| 62 | if (should_read) |
| 63 | { |
| 64 | cpu = new_cpu(); |
| 65 | fread(cpu.mem, 0xFFFF, 1, input); |
| 66 | } |
swissChili | 6c61a79 | 2020-07-28 16:29:20 -0700 | [diff] [blame] | 67 | |
| 68 | if (disflag) |
| 69 | { |
| 70 | disas(&cpu); |
| 71 | } |
swissChili | 62d6d5d | 2020-07-30 20:12:47 -0700 | [diff] [blame^] | 72 | else if (debugflag) |
| 73 | { |
| 74 | debug(&cpu); |
| 75 | } |
| 76 | |
| 77 | if (should_read) |
| 78 | free_cpu(&cpu); |
swissChili | 6c61a79 | 2020-07-28 16:29:20 -0700 | [diff] [blame] | 79 | } |