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Add headless mode

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This commit is contained in:
jn 2023-01-20 20:07:34 +01:00
parent c1652c34b0
commit 17f452bacf
2 changed files with 28 additions and 20 deletions
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1
src/cpu.h
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@ -58,6 +58,7 @@ typedef struct {
bool halted;
bool debug;
bool headless;
bool mmu_enabled;

7
src/main.c
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@ -58,6 +58,7 @@ int main(int argc, char *argv[]) {
" --disk DISK Specify a disk image to use\n"
" --rom ROM Specify a ROM image to use\n"
" --debug Enable debug output\n"
" --headless Headless mode: don't open a window\n"
, argv[0]);
return 0;
} else if (strcmp(argv[i], "--disk") == 0) {
@ -78,11 +79,15 @@ int main(int argc, char *argv[]) {
}
} else if (strcmp(argv[i], "--debug") == 0) {
vm.debug = true;
} else if (strcmp(argv[i], "--headless") == 0) {
vm.headless = true;
} else {
fprintf(stderr, "unrecognized option %s\n", argv[i]);
return 1;
}
}
if (!vm.headless) {
if (SDL_Init(SDL_INIT_VIDEO) != 0) {
fprintf(stderr, "unable to initialize SDL: %s", SDL_GetError());
return 1;
@ -103,6 +108,7 @@ int main(int argc, char *argv[]) {
ScreenInit();
ScreenDraw();
}
tick_start = SDL_GetTicks();
tick_end = SDL_GetTicks();
@ -158,6 +164,7 @@ void main_loop(void) {
}
if ((ticks % TPF) == 0) {
if (!vm.headless)
ScreenDraw();
fox32_raise(&vm, VSYNC_INTERRUPT_VECTOR);
vm.halted = false;