mirror of https://git.sr.ht/~rabbits/uxn
Progress toward boot.rom setup
This commit is contained in:
Devine Lu Linvega
parent
7d714d5224
commit
85322b92ce
6
build.sh
6
build.sh
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@ -5,6 +5,7 @@ rm -f ./bin/uxnasm
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rm -f ./bin/uxnemu
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rm -f ./bin/uxncli
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rm -f ./bin/boot.rom
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rm -f ./bin/asma.rom
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# When clang-format is present
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@ -60,9 +61,8 @@ then
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cp bin/uxnemu bin/uxnasm bin/uxncli $HOME/bin/
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fi
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# echo "Assembling(uxnasm).."
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# ./bin/uxnasm projects/examples/demos/piano.tal bin/piano.rom
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echo "Assembling(boot).."
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./bin/uxnasm projects/software/boot.tal bin/boot.rom
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echo "Assembling(asma).."
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./bin/uxnasm projects/software/asma.tal bin/asma.rom
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163
src/uxnemu.c
163
src/uxnemu.c
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@ -197,7 +197,7 @@ quit(void)
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}
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static int
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init(char *filepath)
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init(void)
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{
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SDL_AudioSpec as;
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SDL_zero(as);
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@ -216,7 +216,7 @@ init(char *filepath)
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if(!audio_id)
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error("sdl_audio", SDL_GetError());
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}
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gWindow = SDL_CreateWindow(filepath, SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED, (WIDTH + PAD * 2) * zoom, (HEIGHT + PAD * 2) * zoom, SDL_WINDOW_SHOWN);
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gWindow = SDL_CreateWindow("Uxn", SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED, (WIDTH + PAD * 2) * zoom, (HEIGHT + PAD * 2) * zoom, SDL_WINDOW_SHOWN);
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if(gWindow == NULL)
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return error("sdl_window", SDL_GetError());
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gRenderer = SDL_CreateRenderer(gWindow, -1, 0);
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@ -257,37 +257,6 @@ domouse(SDL_Event *event)
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}
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}
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static void
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doctrl(SDL_Event *event, int z)
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{
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Uint8 flag = 0x00;
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SDL_Keymod mods = SDL_GetModState();
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devctrl->dat[2] &= 0xf8;
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if(mods & KMOD_CTRL) devctrl->dat[2] |= 0x01;
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if(mods & KMOD_ALT) devctrl->dat[2] |= 0x02;
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if(mods & KMOD_SHIFT) devctrl->dat[2] |= 0x04;
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/* clang-format off */
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switch(event->key.keysym.sym) {
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case SDLK_ESCAPE: flag = 0x08; break;
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case SDLK_UP: flag = 0x10; break;
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case SDLK_DOWN: flag = 0x20; break;
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case SDLK_LEFT: flag = 0x40; break;
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case SDLK_RIGHT: flag = 0x80; break;
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case SDLK_F1: if(z) set_zoom(zoom > 2 ? 1 : zoom + 1); break;
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case SDLK_F2: if(z) devsystem->dat[0xe] = !devsystem->dat[0xe]; break;
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case SDLK_F3: if(z) capture_screen(); break;
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}
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/* clang-format on */
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if(z) {
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devctrl->dat[2] |= flag;
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if(event->key.keysym.sym < 0x20 || event->key.keysym.sym == SDLK_DELETE)
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devctrl->dat[3] = event->key.keysym.sym;
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else if((mods & KMOD_CTRL) && event->key.keysym.sym >= SDLK_a && event->key.keysym.sym <= SDLK_z)
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devctrl->dat[3] = event->key.keysym.sym - (mods & KMOD_SHIFT) * 0x20;
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} else
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devctrl->dat[2] &= ~flag;
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}
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#pragma mark - Devices
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static Uint8
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@ -444,6 +413,89 @@ nil_deo(Device *d, Uint8 port)
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if(port == 0x1) d->vector = peek16(d->dat, 0x0);
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}
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/* Boot */
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static int
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load(Uxn *u, char *rom)
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{
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FILE *f;
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if(!(f = fopen(rom, "rb"))) return 0;
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fread(u->ram.dat + PAGE_PROGRAM, sizeof(u->ram.dat) - PAGE_PROGRAM, 1, f);
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fprintf(stderr, "Loaded %s\n", rom);
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SDL_SetWindowTitle(gWindow, rom);
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return 1;
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}
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static int
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boot(Uxn *u, char *rom)
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{
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if(!uxn_boot(u))
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return error("Boot", "Failed to start uxn.");
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if(!load(u, rom))
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return error("Boot", "Failed to load rom.");
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/* system */ devsystem = uxn_port(u, 0x0, system_dei, system_deo);
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/* console */ devconsole = uxn_port(u, 0x1, nil_dei, console_deo);
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/* screen */ devscreen = uxn_port(u, 0x2, screen_dei, screen_deo);
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/* audio0 */ devaudio0 = uxn_port(u, 0x3, audio_dei, audio_deo);
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/* audio1 */ uxn_port(u, 0x4, audio_dei, audio_deo);
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/* audio2 */ uxn_port(u, 0x5, audio_dei, audio_deo);
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/* audio3 */ uxn_port(u, 0x6, audio_dei, audio_deo);
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/* unused */ uxn_port(u, 0x7, nil_dei, nil_deo);
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/* control */ devctrl = uxn_port(u, 0x8, nil_dei, nil_deo);
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/* mouse */ devmouse = uxn_port(u, 0x9, nil_dei, nil_deo);
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/* file */ uxn_port(u, 0xa, nil_dei, file_deo);
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/* datetime */ uxn_port(u, 0xb, datetime_dei, nil_deo);
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/* unused */ uxn_port(u, 0xc, nil_dei, nil_deo);
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/* unused */ uxn_port(u, 0xd, nil_dei, nil_deo);
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/* unused */ uxn_port(u, 0xe, nil_dei, nil_deo);
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/* unused */ uxn_port(u, 0xf, nil_dei, nil_deo);
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if(!uxn_eval(u, PAGE_PROGRAM))
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return error("Boot", "Failed to start rom.");
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return 1;
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}
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void
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reboot(Uxn *u)
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{
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set_size(WIDTH, HEIGHT, 1);
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boot(u, "bin/boot.rom");
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}
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static void
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doctrl(Uxn *u, SDL_Event *event, int z)
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{
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Uint8 flag = 0x00;
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SDL_Keymod mods = SDL_GetModState();
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devctrl->dat[2] &= 0xf8;
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if(mods & KMOD_CTRL) devctrl->dat[2] |= 0x01;
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if(mods & KMOD_ALT) devctrl->dat[2] |= 0x02;
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if(mods & KMOD_SHIFT) devctrl->dat[2] |= 0x04;
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/* clang-format off */
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switch(event->key.keysym.sym) {
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case SDLK_ESCAPE: flag = 0x08; break;
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case SDLK_UP: flag = 0x10; break;
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case SDLK_DOWN: flag = 0x20; break;
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case SDLK_LEFT: flag = 0x40; break;
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case SDLK_RIGHT: flag = 0x80; break;
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case SDLK_F1: if(z) set_zoom(zoom > 2 ? 1 : zoom + 1); break;
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case SDLK_F2: if(z) devsystem->dat[0xe] = !devsystem->dat[0xe]; break;
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case SDLK_F3: if(z) capture_screen(); break;
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case SDLK_F4: if(z) reboot(u); break;
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}
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/* clang-format on */
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if(z) {
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devctrl->dat[2] |= flag;
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if(event->key.keysym.sym < 0x20 || event->key.keysym.sym == SDLK_DELETE)
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devctrl->dat[3] = event->key.keysym.sym;
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else if((mods & KMOD_CTRL) && event->key.keysym.sym >= SDLK_a && event->key.keysym.sym <= SDLK_z)
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devctrl->dat[3] = event->key.keysym.sym - (mods & KMOD_SHIFT) * 0x20;
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} else
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devctrl->dat[2] &= ~flag;
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}
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static const char *errors[] = {"underflow", "overflow", "division by zero"};
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int
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@ -477,7 +529,7 @@ run(Uxn *u)
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devctrl->dat[3] = event.text.text[0]; /* fall-thru */
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case SDL_KEYDOWN:
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case SDL_KEYUP:
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doctrl(&event, event.type == SDL_KEYDOWN);
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doctrl(u, &event, event.type == SDL_KEYDOWN);
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uxn_eval(u, devctrl->vector);
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devctrl->dat[3] = 0;
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break;
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@ -510,16 +562,6 @@ run(Uxn *u)
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return error("Run", "Ended.");
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}
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static int
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load(Uxn *u, char *filepath)
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{
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FILE *f;
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if(!(f = fopen(filepath, "rb"))) return 0;
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fread(u->ram.dat + PAGE_PROGRAM, sizeof(u->ram.dat) - PAGE_PROGRAM, 1, f);
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fprintf(stderr, "Loaded %s\n", filepath);
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return 1;
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}
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int
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main(int argc, char **argv)
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{
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@ -527,25 +569,10 @@ main(int argc, char **argv)
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Uxn u;
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int i, loaded = 0;
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if(!uxn_boot(&u))
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return error("Boot", "Failed to start uxn.");
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/* system */ devsystem = uxn_port(&u, 0x0, system_dei, system_deo);
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/* console */ devconsole = uxn_port(&u, 0x1, nil_dei, console_deo);
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/* screen */ devscreen = uxn_port(&u, 0x2, screen_dei, screen_deo);
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/* audio0 */ devaudio0 = uxn_port(&u, 0x3, audio_dei, audio_deo);
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/* audio1 */ uxn_port(&u, 0x4, audio_dei, audio_deo);
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/* audio2 */ uxn_port(&u, 0x5, audio_dei, audio_deo);
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/* audio3 */ uxn_port(&u, 0x6, audio_dei, audio_deo);
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/* unused */ uxn_port(&u, 0x7, nil_dei, nil_deo);
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/* control */ devctrl = uxn_port(&u, 0x8, nil_dei, nil_deo);
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/* mouse */ devmouse = uxn_port(&u, 0x9, nil_dei, nil_deo);
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/* file */ uxn_port(&u, 0xa, nil_dei, file_deo);
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/* datetime */ uxn_port(&u, 0xb, datetime_dei, nil_deo);
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/* unused */ uxn_port(&u, 0xc, nil_dei, nil_deo);
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/* unused */ uxn_port(&u, 0xd, nil_dei, nil_deo);
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/* unused */ uxn_port(&u, 0xe, nil_dei, nil_deo);
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/* unused */ uxn_port(&u, 0xf, nil_dei, nil_deo);
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if(!init())
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return error("Init", "Failed to initialize emulator.");
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if(!set_size(WIDTH, HEIGHT, 0))
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return error("Window", "Failed to set window size.");
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/* set default zoom */
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if(SDL_GetCurrentDisplayMode(0, &DM) == 0)
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@ -558,14 +585,8 @@ main(int argc, char **argv)
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else
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return error("Opt", "-s No scale provided.");
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} else if(!loaded++) {
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if(!load(&u, argv[i]))
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return error("Load", "Failed to open rom.");
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if(!init(argv[i]))
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return error("Init", "Failed to initialize emulator.");
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if(!set_size(WIDTH, HEIGHT, 0))
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return error("Window", "Failed to set window size.");
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if(!uxn_eval(&u, PAGE_PROGRAM))
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return error("Init", "Failed");
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if(!boot(&u, argv[i]))
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return error("Boot", "Failed to boot.");
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} else {
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char *p = argv[i];
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while(*p) console_input(&u, *p++);
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