X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=linux%2Fgp2x.c;h=c00671aa6ee2cded93f9a76719e8559ae1b4951c;hb=0d6fbb2c33a0b9eee5fcc1162f5c799bdae9e89a;hp=d0efee88cbc8ee1a7fcfabc88e42a6d67dbf7cda;hpb=8dfb9fd5df1ccef9f8aba43cfed8be82c822f512;p=libpicofe.git diff --git a/linux/gp2x.c b/linux/gp2x.c index d0efee8..c00671a 100644 --- a/linux/gp2x.c +++ b/linux/gp2x.c @@ -1,32 +1,37 @@ -/* faking/emulating gp2x.c by using gtk */ +/* faking/emulating gp2x by using gtk */ #include #include #include #include +#include #include #include #include #include -#include -#include #include #include -#include "../gp2x/emu.h" -#include "../gp2x/gp2x.h" -#include "../gp2x/usbjoy.h" #include "../gp2x/version.h" +#include "../common/emu.h" +#include "../common/menu.h" +#include "../common/readpng.h" +#include "sndout_oss.h" -void *gp2x_screen; +#include "log_io.h" + +unsigned long current_keys = 0; static int current_bpp = 8; static int current_pal[256]; -static unsigned long current_keys = 0; -static int sounddev = 0, mixerdev = 0; static const char *verstring = "PicoDrive " VERSION; +static int scr_changed = 0, scr_w = SCREEN_WIDTH, scr_h = SCREEN_HEIGHT; +void *gp2x_screens[4]; // dummies -char *ext_menu = 0, *ext_state = 0; +int mix_32_to_16l_level; +int crashed_940 = 0; +int default_cpu_clock = 123; +void *gp2x_memregs = NULL; /* gtk */ struct gtk_global_struct @@ -46,13 +51,23 @@ static void destroy (GtkWidget *widget, gpointer data) gtk_main_quit (); } +/* faking GP2X pad */ +enum { GP2X_UP=0x1, GP2X_LEFT=0x4, GP2X_DOWN=0x10, GP2X_RIGHT=0x40, + GP2X_START=1<<8, GP2X_SELECT=1<<9, GP2X_L=1<<10, GP2X_R=1<<11, + GP2X_A=1<<12, GP2X_B=1<<13, GP2X_X=1<<14, GP2X_Y=1<<15, + GP2X_VOL_UP=1<<23, GP2X_VOL_DOWN=1<<22, GP2X_PUSH=1<<27 }; + static gint key_press_event (GtkWidget *widget, GdkEventKey *event) { switch (event->hardware_keycode) { + case 111: case 0x62: current_keys |= GP2X_UP; break; + case 116: case 0x68: current_keys |= GP2X_DOWN; break; + case 113: case 0x64: current_keys |= GP2X_LEFT; break; + case 114: case 0x66: current_keys |= GP2X_RIGHT; break; case 0x24: current_keys |= GP2X_START; break; // enter case 0x23: current_keys |= GP2X_SELECT;break; // ] @@ -65,6 +80,13 @@ static gint key_press_event (GtkWidget *widget, GdkEventKey *event) case 0x29: current_keys |= GP2X_PUSH; break; // f case 0x18: current_keys |= GP2X_VOL_DOWN;break; // q case 0x19: current_keys |= GP2X_VOL_UP;break; // w + case 0x2d: log_io_clear(); break; // k + case 0x2e: log_io_dump(); break; // l + case 0x17: { // tab + extern int PicoReset(void); + PicoReset(); + break; + } } return 0; @@ -74,9 +96,13 @@ static gint key_release_event (GtkWidget *widget, GdkEventKey *event) { switch (event->hardware_keycode) { + case 111: case 0x62: current_keys &= ~GP2X_UP; break; + case 116: case 0x68: current_keys &= ~GP2X_DOWN; break; + case 113: case 0x64: current_keys &= ~GP2X_LEFT; break; + case 114: case 0x66: current_keys &= ~GP2X_RIGHT; break; case 0x24: current_keys &= ~GP2X_START; break; // enter case 0x23: current_keys &= ~GP2X_SELECT;break; // ] @@ -94,22 +120,22 @@ static gint key_release_event (GtkWidget *widget, GdkEventKey *event) return 0; } -static void *gtk_threadf(void *none) +static void size_allocate_event(GtkWidget *widget, GtkAllocation *allocation, gpointer user_data) { - gtk_main(); - - printf("linux: gtk thread finishing\n"); - engineState = PGS_Quit; - - return NULL; + // printf("%dx%d\n", allocation->width, allocation->height); + if (scr_w != allocation->width - 2 || scr_h != allocation->height - 2) { + scr_w = allocation->width - 2; + scr_h = allocation->height - 2; + scr_changed = 1; + } } -static void gtk_initf(void) +static void *gtk_threadf(void *targ) { int argc = 0; char *argv[] = { "" }; GtkWidget *box; - pthread_t gtk_thread; + sem_t *sem = targ; g_thread_init (NULL); gdk_threads_init (); @@ -130,7 +156,10 @@ static void gtk_initf(void) g_signal_connect (G_OBJECT (gtk_items.window), "key_release_event", G_CALLBACK (key_release_event), NULL); - gtk_container_set_border_width (GTK_CONTAINER (gtk_items.window), 2); + g_signal_connect (G_OBJECT (gtk_items.window), "size_allocate", + G_CALLBACK (size_allocate_event), NULL); + + gtk_container_set_border_width (GTK_CONTAINER (gtk_items.window), 1); gtk_window_set_title ((GtkWindow *) gtk_items.window, verstring); box = gtk_hbox_new(FALSE, 0); @@ -145,56 +174,62 @@ static void gtk_initf(void) gtk_widget_show (gtk_items.window); - // pthread_mutex_init (&thr_mutex, NULL); - // pthread_mutex_lock (&thr_mutex); - // pthread_mutex_init (&scanner_muttex, NULL); + sem_post(sem); - pthread_create(>k_thread, NULL, gtk_threadf, NULL); -} + gtk_main(); -void finalize_image(guchar *pixels, gpointer data) -{ - free(pixels); -} + printf("linux: gtk thread finishing\n"); + exit(1); -/* --- */ + return NULL; +} -void gp2x_init(void) +static void gtk_initf(void) { - printf("entering init()\n"); fflush(stdout); - - gp2x_screen = malloc(320*240*2 + 320*2); + pthread_t gtk_thread; + sem_t sem; + sem_init(&sem, 0, 0); - // snd - mixerdev = open("/dev/mixer", O_RDWR); - if (mixerdev == -1) - printf("open(\"/dev/mixer\") failed with %i\n", errno); + pthread_create(>k_thread, NULL, gtk_threadf, &sem); + pthread_detach(gtk_thread); - gtk_initf(); - - gp2x_usbjoy_init(); + sem_wait(&sem); + sem_close(&sem); +} - printf("exitting init()\n"); fflush(stdout); +void finalize_image(guchar *pixels, gpointer data) +{ + free(pixels); } -void gp2x_deinit(void) +/* --- */ + +static void realloc_screen(void) { - free(gp2x_screen); - if (sounddev > 0) close(sounddev); - close(mixerdev); - gp2x_usbjoy_deinit(); + void *old = g_screen_ptr; + int i; + g_screen_width = scr_w; + g_screen_height = scr_h; + g_screen_ptr = calloc(g_screen_width * g_screen_height * 2, 1); + free(old); + scr_changed = 0; + + for (i = 0; i < 4; i++) + gp2x_screens[i] = g_screen_ptr; } -/* video */ -void gp2x_video_flip(void) +/* gp2x/emu.c stuff, most to be rm'd */ +static void gp2x_video_flip_(void) { GdkPixbuf *pixbuf; unsigned char *image; - int i; + int pixel_count, i; + + pixel_count = g_screen_width * g_screen_height; gdk_threads_enter(); - image = malloc (320*240*3); + image = malloc(pixel_count * 3); if (image == NULL) { gdk_threads_leave(); @@ -203,10 +238,10 @@ void gp2x_video_flip(void) if (current_bpp == 8) { - unsigned char *pixels = gp2x_screen; + unsigned char *pixels = g_screen_ptr; int pix; - for (i = 0; i < 320*240; i++) + for (i = 0; i < pixel_count; i++) { pix = current_pal[pixels[i]]; image[3 * i + 0] = pix >> 16; @@ -216,9 +251,9 @@ void gp2x_video_flip(void) } else { - unsigned short *pixels = gp2x_screen; + unsigned short *pixels = g_screen_ptr; - for (i = 0; i < 320*240; i++) + for (i = 0; i < pixel_count; i++) { /* in: rrrr rggg gggb bbbb */ /* out: rrrr r000 gggg gg00 bbbb b000 */ @@ -229,156 +264,167 @@ void gp2x_video_flip(void) } pixbuf = gdk_pixbuf_new_from_data (image, GDK_COLORSPACE_RGB, - FALSE, 8, 320, 240, 320*3, finalize_image, NULL); + FALSE, 8, g_screen_width, g_screen_height, + g_screen_width * 3, finalize_image, NULL); gtk_image_set_from_pixbuf (GTK_IMAGE (gtk_items.pixmap1), pixbuf); g_object_unref (pixbuf); gdk_threads_leave(); + + if (scr_changed) + realloc_screen(); } -void gp2x_video_changemode(int bpp) +static void gp2x_video_changemode_ll_(int bpp) { current_bpp = bpp; } -void gp2x_video_setpalette(int *pal, int len) +static void gp2x_video_setpalette_(int *pal, int len) { memcpy(current_pal, pal, len*4); } -void gp2x_video_RGB_setscaling(int W, int H) -{ -} - void gp2x_memcpy_all_buffers(void *data, int offset, int len) { - memcpy((char *)gp2x_screen + offset, data, len); } - void gp2x_memset_all_buffers(int offset, int byte, int len) { - memset((char *)gp2x_screen + offset, byte, len); + memset((char *)g_screen_ptr + offset, byte, len); } - -/* sound */ -static int s_oldrate = 0, s_oldbits = 0, s_oldstereo = 0; - -void gp2x_start_sound(int rate, int bits, int stereo) +void gp2x_video_changemode(int bpp) { - int frag = 0, bsize, buffers; - - // if no settings change, we don't need to do anything - if (rate == s_oldrate && s_oldbits == bits && s_oldstereo == stereo) return; - - if (sounddev > 0) close(sounddev); - sounddev = open("/dev/dsp", O_WRONLY|O_ASYNC); - if (sounddev == -1) - printf("open(\"/dev/dsp\") failed with %i\n", errno); - - ioctl(sounddev, SNDCTL_DSP_SPEED, &rate); - ioctl(sounddev, SNDCTL_DSP_SETFMT, &bits); - ioctl(sounddev, SNDCTL_DSP_STEREO, &stereo); - // calculate buffer size - buffers = 16; - bsize = rate / 32; - if (rate > 22050) { bsize*=4; buffers*=2; } // 44k mode seems to be very demanding - while ((bsize>>=1)) frag++; - frag |= buffers<<16; // 16 buffers - ioctl(sounddev, SNDCTL_DSP_SETFRAGMENT, &frag); - printf("gp2x_set_sound: %i/%ibit/%s, %i buffers of %i bytes\n", - rate, bits, stereo?"stereo":"mono", frag>>16, 1<<(frag&0xffff)); - - s_oldrate = rate; s_oldbits = bits; s_oldstereo = stereo; + gp2x_video_changemode_ll_(bpp); } -void gp2x_sound_write(void *buff, int len) +void gp2x_make_fb_bufferable(int yes) { - write(sounddev, buff, len); } -void gp2x_sound_volume(int l, int r) +int soc_detect(void) { - l=l<0?0:l; l=l>255?255:l; r=r<0?0:r; r=r>255?255:r; - l<<=8; l|=r; - ioctl(mixerdev, SOUND_MIXER_WRITE_PCM, &l); /*SOUND_MIXER_WRITE_VOLUME*/ + return 0; } -/* joy */ -unsigned long gp2x_joystick_read(int allow_usb_joy) +/* plat */ +static char menu_bg_buffer[320*240*2]; +char cpu_clk_name[16] = "GP2X CPU clocks"; + +void plat_video_menu_enter(int is_rom_loaded) { - unsigned long value = current_keys; - int i; + if (is_rom_loaded) + { + // darken the active framebuffer + memset(g_screen_ptr, 0, 320*8*2); + menu_darken_bg((char *)g_screen_ptr + 320*8*2, 320*224, 1); + memset((char *)g_screen_ptr + 320*232*2, 0, 320*8*2); + } + else + { + char buff[256]; - if (allow_usb_joy && num_of_joys > 0) { - // check the usb joy as well.. - gp2x_usbjoy_update(); - for (i = 0; i < num_of_joys; i++) - value |= gp2x_usbjoy_check(i); + // should really only happen once, on startup.. + emu_make_path(buff, "skin/background.png", sizeof(buff)); + if (readpng(g_screen_ptr, buff, READPNG_BG) < 0) + memset(g_screen_ptr, 0, 320*240*2); } - return value; + memcpy(menu_bg_buffer, g_screen_ptr, 320*240*2); + + // switch to 16bpp + gp2x_video_changemode_ll_(16); + gp2x_video_flip_(); } -/* 940 */ -int crashed_940 = 0; -void Pause940(int yes) +void plat_video_menu_begin(void) { + memcpy(g_screen_ptr, menu_bg_buffer, 320*240*2); } -void Reset940(int yes, int bank) +void plat_video_menu_end(void) { + gp2x_video_flip_(); } -/* faking gp2x cpuctrl.c */ -void cpuctrl_init(void) +void plat_validate_config(void) { +// PicoOpt &= ~POPT_EXT_FM; } -void cpuctrl_deinit(void) +void plat_early_init(void) { } -void set_FCLK(unsigned MHZ) +void plat_init(void) { + realloc_screen(); + memset(g_screen_ptr, 0, g_screen_width * g_screen_height * 2); + + // snd + sndout_oss_init(); + + gtk_initf(); } -void Disable_940(void) +void plat_finish(void) { + free(g_screen_ptr); + sndout_oss_exit(); } -void gp2x_video_wait_vsync(void) +/* nasty */ +static void do_nothing() { } -void set_RAM_Timings(int tRC, int tRAS, int tWR, int tMRD, int tRFC, int tRP, int tRCD) +void *gp2x_video_flip = gp2x_video_flip_; +void *gp2x_video_flip2 = gp2x_video_flip_; +void *gp2x_video_changemode_ll = gp2x_video_changemode_ll_; +void *gp2x_video_setpalette = gp2x_video_setpalette_; + +void *gp2x_video_RGB_setscaling = do_nothing; +void *gp2x_video_wait_vsync = do_nothing; +void *gp2x_set_cpuclk = do_nothing; +void *set_lcd_custom_rate = do_nothing; +void *unset_lcd_custom_rate = do_nothing; +void *set_lcd_gamma = do_nothing; +void *set_ram_timings = do_nothing; +void *unset_ram_timings = do_nothing; + +/* joy */ +int gp2x_touchpad_read(int *x, int *y) { + return -1; } -void set_gamma(int g100) +/* misc */ +void spend_cycles(int c) { + usleep(c/200); } - -/* squidgehack.c */ -int mmuhack(void) +int mp3_get_bitrate(FILE *f, int size) { - return 0; + return 128; } - -int mmuunhack(void) +void mp3_start_play(FILE *f, int pos) { - return 0; } - -/* misc */ -void spend_cycles(int c) +void mp3_update(int *buffer, int length, int stereo) { - usleep(c/*/200*/); } +/* lprintf */ +void lprintf(const char *fmt, ...) +{ + va_list vl; + va_start(vl, fmt); + vprintf(fmt, vl); + va_end(vl); +}