Mercurial > repos > blastem
comparison ztestrun.c @ 674:16e5dfdb67b5
Fix ztestrun
author | Michael Pavone <pavone@retrodev.com> |
---|---|
date | Sat, 03 Jan 2015 20:46:45 -0800 |
parents | 759c38bf97f8 |
children | 5bf4e77b1a43 |
comparison
equal
deleted
inserted
replaced
673:7f1b5570b2a1 | 674:16e5dfdb67b5 |
---|---|
9 #include "vdp.h" | 9 #include "vdp.h" |
10 #include <stdio.h> | 10 #include <stdio.h> |
11 #include <stdlib.h> | 11 #include <stdlib.h> |
12 | 12 |
13 uint8_t z80_ram[0x2000]; | 13 uint8_t z80_ram[0x2000]; |
14 | |
15 #define MCLKS_PER_Z80 15 | |
16 //TODO: Figure out the exact value for this | |
17 #define MCLKS_PER_FRAME (MCLKS_LINE*262) | |
18 #define VINT_CYCLE ((MCLKS_LINE * 226)/MCLKS_PER_Z80) | |
19 #define CYCLE_NEVER 0xFFFFFFFF | |
20 | 14 |
21 uint8_t z80_unmapped_read(uint32_t location, void * context) | 15 uint8_t z80_unmapped_read(uint32_t location, void * context) |
22 { | 16 { |
23 return 0xFF; | 17 return 0xFF; |
24 } | 18 } |
31 const memmap_chunk z80_map[] = { | 25 const memmap_chunk z80_map[] = { |
32 { 0x0000, 0x4000, 0x1FFF, 0, MMAP_READ | MMAP_WRITE | MMAP_CODE, z80_ram, NULL, NULL, NULL, NULL }, | 26 { 0x0000, 0x4000, 0x1FFF, 0, MMAP_READ | MMAP_WRITE | MMAP_CODE, z80_ram, NULL, NULL, NULL, NULL }, |
33 { 0x4000, 0x10000, 0xFFFF, 0, 0, NULL, NULL, NULL, z80_unmapped_read, z80_unmapped_write} | 27 { 0x4000, 0x10000, 0xFFFF, 0, 0, NULL, NULL, NULL, z80_unmapped_read, z80_unmapped_write} |
34 }; | 28 }; |
35 | 29 |
30 void z80_next_int_pulse(z80_context * context) | |
31 { | |
32 context->int_pulse_start = context->int_pulse_end = CYCLE_NEVER; | |
33 } | |
34 | |
36 int main(int argc, char ** argv) | 35 int main(int argc, char ** argv) |
37 { | 36 { |
38 long filesize; | 37 long filesize; |
39 uint8_t *filebuf; | 38 uint8_t *filebuf; |
40 z80_options opts; | 39 z80_options opts; |
41 z80_context context; | 40 z80_context context; |
42 if (argc < 2) { | 41 if (argc < 2) { |
43 fputs("usage: transz80 zrom [cartrom]\n", stderr); | 42 fputs("usage: ztestrun zrom [cartrom]\n", stderr); |
44 exit(1); | 43 exit(1); |
45 } | 44 } |
46 FILE * f = fopen(argv[1], "rb"); | 45 FILE * f = fopen(argv[1], "rb"); |
47 if (!f) { | 46 if (!f) { |
48 fprintf(stderr, "unable to open file %s\n", argv[2]); | 47 fprintf(stderr, "unable to open file %s\n", argv[2]); |
51 fseek(f, 0, SEEK_END); | 50 fseek(f, 0, SEEK_END); |
52 filesize = ftell(f); | 51 filesize = ftell(f); |
53 fseek(f, 0, SEEK_SET); | 52 fseek(f, 0, SEEK_SET); |
54 fread(z80_ram, 1, filesize < sizeof(z80_ram) ? filesize : sizeof(z80_ram), f); | 53 fread(z80_ram, 1, filesize < sizeof(z80_ram) ? filesize : sizeof(z80_ram), f); |
55 fclose(f); | 54 fclose(f); |
56 init_z80_opts(&opts, z80_map, 2); | 55 init_z80_opts(&opts, z80_map, 2, 1); |
57 init_z80_context(&context, &opts); | 56 init_z80_context(&context, &opts); |
58 //Z80 RAM | 57 //Z80 RAM |
59 context.mem_pointers[0] = z80_ram; | 58 context.mem_pointers[0] = z80_ram; |
60 context.sync_cycle = context.target_cycle = 1000; | |
61 context.int_cycle = CYCLE_NEVER; | 59 context.int_cycle = CYCLE_NEVER; |
62 z80_reset(&context); | 60 z80_run(&context, 1000); |
63 while (context.current_cycle < 1000) { | |
64 context.run(&context); | |
65 } | |
66 printf("A: %X\nB: %X\nC: %X\nD: %X\nE: %X\nHL: %X\nIX: %X\nIY: %X\nSP: %X\n\nIM: %d, IFF1: %d, IFF2: %d\n", | 61 printf("A: %X\nB: %X\nC: %X\nD: %X\nE: %X\nHL: %X\nIX: %X\nIY: %X\nSP: %X\n\nIM: %d, IFF1: %d, IFF2: %d\n", |
67 context.regs[Z80_A], context.regs[Z80_B], context.regs[Z80_C], | 62 context.regs[Z80_A], context.regs[Z80_B], context.regs[Z80_C], |
68 context.regs[Z80_D], context.regs[Z80_E], | 63 context.regs[Z80_D], context.regs[Z80_E], |
69 (context.regs[Z80_H] << 8) | context.regs[Z80_L], | 64 (context.regs[Z80_H] << 8) | context.regs[Z80_L], |
70 (context.regs[Z80_IXH] << 8) | context.regs[Z80_IXL], | 65 (context.regs[Z80_IXH] << 8) | context.regs[Z80_IXL], |