diff options
| -rw-r--r-- | blastem.c | 6 |
1 files changed, 5 insertions, 1 deletions
@@ -26,6 +26,7 @@ io_port gamepad_1; io_port gamepad_2; int headless = 0; +int z80_enabled = 1; #ifndef MIN #define MIN(a,b) ((a) < (b) ? (a) : (b)) @@ -139,7 +140,7 @@ m68k_context * sync_components(m68k_context * context, uint32_t address) z80_context * z_context = context->next_cpu; vdp_context * v_context = context->video_context; uint32_t mclks = context->current_cycle * MCLKS_PER_68K; - if (!reset && !busreq) { + if (z80_enabled && !reset && !busreq) { if (need_reset) { z80_reset(z_context); need_reset = 0; @@ -910,6 +911,9 @@ int main(int argc, char ** argv) case 'v': headless = 1; break; + case 'n': + z80_enabled = 0; + break; default: fprintf(stderr, "Unrecognized switch %s\n", argv[i]); return 1; |