Mercurial > repos > blastem
annotate ztestrun.c @ 1651:9b8fe6729877
Fix headless mode
author | Michael Pavone <pavone@retrodev.com> |
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date | Tue, 25 Dec 2018 11:40:00 -0800 |
parents | 8f14767661fa |
children | 49a52c737bf0 |
rev | line source |
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1 /* |
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2 Copyright 2013 Michael Pavone |
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3 This file is part of BlastEm. |
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4 BlastEm is free software distributed under the terms of the GNU General Public License version 3 or greater. See COPYING for full license text. |
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5 */ |
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6 #include "z80inst.h" |
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7 #include "z80_to_x86.h" |
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8 #include "mem.h" |
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9 #include "vdp.h" |
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10 #include <stdio.h> |
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11 #include <stdlib.h> |
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12 #include <stddef.h> |
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13 #include <stdarg.h> |
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14 |
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15 void fatal_error(char *format, ...) |
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16 { |
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17 va_list args; |
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18 va_start(args, format); |
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19 vfprintf(stderr, format, args); |
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20 va_end(args); |
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21 exit(1); |
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22 } |
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23 |
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24 uint8_t z80_ram[0x2000]; |
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25 |
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26 uint8_t z80_unmapped_read(uint32_t location, void * context) |
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27 { |
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28 return 0xFF; |
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29 } |
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30 |
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31 void * z80_unmapped_write(uint32_t location, void * context, uint8_t value) |
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32 { |
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33 return context; |
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34 } |
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35 |
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36 const memmap_chunk z80_map[] = { |
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37 { 0x0000, 0x4000, 0x1FFF, 0, 0, MMAP_READ | MMAP_WRITE | MMAP_CODE, z80_ram, NULL, NULL, NULL, NULL }, |
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38 { 0x4000, 0x10000, 0xFFFF, 0, 0, 0, NULL, NULL, NULL, z80_unmapped_read, z80_unmapped_write} |
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39 }; |
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40 |
1060 | 41 const memmap_chunk port_map[] = { |
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42 { 0x0000, 0x100, 0xFF, 0, 0, 0, NULL, NULL, NULL, z80_unmapped_read, z80_unmapped_write} |
1060 | 43 }; |
44 | |
674 | 45 void z80_next_int_pulse(z80_context * context) |
46 { | |
47 context->int_pulse_start = context->int_pulse_end = CYCLE_NEVER; | |
48 } | |
49 | |
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50 int main(int argc, char ** argv) |
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51 { |
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52 long filesize; |
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53 uint8_t *filebuf; |
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54 z80_options opts; |
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55 z80_context *context; |
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56 char *fname = NULL; |
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57 uint8_t retranslate = 0; |
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58 for (int i = 1; i < argc; i++) |
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59 { |
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60 if (argv[i][0] == '-') { |
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61 switch(argv[i][1]) |
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62 { |
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63 case 'r': |
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64 retranslate = 1; |
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65 break; |
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66 default: |
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67 fprintf(stderr, "Unrecognized switch -%c\n", argv[i][1]); |
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68 exit(1); |
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69 } |
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70 } else if (!fname) { |
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71 fname = argv[i]; |
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72 } |
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73 } |
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74 if (!fname) { |
674 | 75 fputs("usage: ztestrun zrom [cartrom]\n", stderr); |
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76 exit(1); |
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77 } |
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78 FILE * f = fopen(fname, "rb"); |
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79 if (!f) { |
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80 fprintf(stderr, "unable to open file %s\n", fname); |
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81 exit(1); |
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82 } |
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83 fseek(f, 0, SEEK_END); |
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84 filesize = ftell(f); |
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85 fseek(f, 0, SEEK_SET); |
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86 filesize = filesize < sizeof(z80_ram) ? filesize : sizeof(z80_ram); |
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87 if (fread(z80_ram, 1, filesize, f) != filesize) { |
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88 fprintf(stderr, "error reading %s\n",fname); |
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89 exit(1); |
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90 } |
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91 fclose(f); |
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92 init_z80_opts(&opts, z80_map, 2, port_map, 1, 1, 0xFF); |
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93 context = init_z80_context(&opts); |
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94 //Z80 RAM |
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95 context->mem_pointers[0] = z80_ram; |
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96 if (retranslate) { |
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97 //run core long enough to translate code |
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98 z80_run(context, 1); |
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99 for (int i = 0; i < filesize; i++) |
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100 { |
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101 z80_handle_code_write(i, context); |
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102 } |
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103 z80_assert_reset(context, context->current_cycle); |
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104 z80_clear_reset(context, context->current_cycle + 3); |
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105 z80_adjust_cycles(context, context->current_cycle); |
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106 } |
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107 z80_run(context, 1000); |
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108 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", |
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109 context->regs[Z80_A], context->regs[Z80_B], context->regs[Z80_C], |
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110 context->regs[Z80_D], context->regs[Z80_E], |
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111 (context->regs[Z80_H] << 8) | context->regs[Z80_L], |
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112 (context->regs[Z80_IXH] << 8) | context->regs[Z80_IXL], |
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113 (context->regs[Z80_IYH] << 8) | context->regs[Z80_IYL], |
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114 context->sp, context->im, context->iff1, context->iff2); |
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115 printf("Flags: SZYHXVNC\n" |
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116 " %d%d%d%d%d%d%d%d\n", |
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117 context->flags[ZF_S], context->flags[ZF_Z], context->flags[ZF_XY] >> 5 & 1, context->flags[ZF_H], |
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118 context->flags[ZF_XY] >> 3 & 1, context->flags[ZF_PV], context->flags[ZF_N], context->flags[ZF_C] |
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119 ); |
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120 puts("--Alternate Regs--"); |
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121 printf("A: %X\nB: %X\nC: %X\nD: %X\nE: %X\nHL: %X\n", |
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122 context->alt_regs[Z80_A], context->alt_regs[Z80_B], context->alt_regs[Z80_C], |
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123 context->alt_regs[Z80_D], context->alt_regs[Z80_E], |
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124 (context->alt_regs[Z80_H] << 8) | context->alt_regs[Z80_L]); |
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125 return 0; |
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126 } |