From 9a8e84f82ce2d22a033605d293eb8ba3a4936398 Mon Sep 17 00:00:00 2001 From: notaz Date: Sat, 13 Nov 2010 23:00:37 +0200 Subject: [PATCH] hook into SDL --- configure.in | 19 ++++ include/SDL_config.h.in | 1 + src/video/SDL_sysvideo.h | 3 + src/video/SDL_video.c | 3 + src/video/omapdss/sdlif.c | 227 ++++++++++++++++++++++++++++++++++++++ 5 files changed, 253 insertions(+) create mode 100644 src/video/omapdss/sdlif.c diff --git a/configure.in b/configure.in index a7e9b18..478014b 100644 --- a/configure.in +++ b/configure.in @@ -1606,6 +1606,24 @@ AC_HELP_STRING([--enable-video-gem], [use Atari Gem video driver [[default=yes]] fi } +dnl OMAP +CheckOMAPDSS() +{ + AC_ARG_ENABLE(video-omapdss, +AC_HELP_STRING([--enable-video-omapdss], [use OMAP DSS2 video driver [[default=yes]]]), + , enable_video_omapdss=yes) + + if test x$enable_video_omapdss = xyes; then + AC_DEFINE(SDL_VIDEO_DRIVER_OMAPDSS) + SOURCES="$SOURCES $srcdir/src/video/omapdss/sdlif.c" + SOURCES="$SOURCES $srcdir/src/video/omapdss/osdl_input.c" + SOURCES="$SOURCES $srcdir/src/video/omapdss/config.c" + SOURCES="$SOURCES $srcdir/src/video/omapdss/linux/fbdev.c" + SOURCES="$SOURCES $srcdir/src/video/omapdss/linux/oshide.c" + have_video=yes + fi +} + dnl rcg04172001 Set up the Null video driver. CheckDummyVideo() { @@ -2341,6 +2359,7 @@ case "$host" in CheckClockGettime CheckLinuxVersion CheckRPATH + CheckOMAPDSS # Set up files for the audio library if test x$enable_audio = xyes; then case $ARCH in diff --git a/include/SDL_config.h.in b/include/SDL_config.h.in index 58593ca..361c3ef 100644 --- a/include/SDL_config.h.in +++ b/include/SDL_config.h.in @@ -266,6 +266,7 @@ #undef SDL_VIDEO_DRIVER_GGI #undef SDL_VIDEO_DRIVER_IPOD #undef SDL_VIDEO_DRIVER_NANOX +#undef SDL_VIDEO_DRIVER_OMAPDSS #undef SDL_VIDEO_DRIVER_OS2FS #undef SDL_VIDEO_DRIVER_PHOTON #undef SDL_VIDEO_DRIVER_PICOGUI diff --git a/src/video/SDL_sysvideo.h b/src/video/SDL_sysvideo.h index 1c72e09..b02acde 100644 --- a/src/video/SDL_sysvideo.h +++ b/src/video/SDL_sysvideo.h @@ -410,6 +410,9 @@ extern VideoBootStrap AALIB_bootstrap; #if SDL_VIDEO_DRIVER_CACA extern VideoBootStrap CACA_bootstrap; #endif +#if SDL_VIDEO_DRIVER_OMAPDSS +extern VideoBootStrap omapdss_bootstrap; +#endif #if SDL_VIDEO_DRIVER_DUMMY extern VideoBootStrap DUMMY_bootstrap; #endif diff --git a/src/video/SDL_video.c b/src/video/SDL_video.c index e84ef35..9efab7a 100644 --- a/src/video/SDL_video.c +++ b/src/video/SDL_video.c @@ -126,6 +126,9 @@ static VideoBootStrap *bootstrap[] = { #if SDL_VIDEO_DRIVER_CACA &CACA_bootstrap, #endif +#if SDL_VIDEO_DRIVER_OMAPDSS + &omapdss_bootstrap, +#endif #if SDL_VIDEO_DRIVER_DUMMY &DUMMY_bootstrap, #endif diff --git a/src/video/omapdss/sdlif.c b/src/video/omapdss/sdlif.c new file mode 100644 index 0000000..dc97a0a --- /dev/null +++ b/src/video/omapdss/sdlif.c @@ -0,0 +1,227 @@ +/* + * (C) Gražvydas "notaz" Ignotas, 2010 + * + * This work is licensed under the terms of the GNU LGPL, version 2.1 or later. + * See the COPYING file in the top-level directory. + */ + +#include + +#include "../SDL_sysvideo.h" +#include "../SDL_pixels_c.h" +#include "../../events/SDL_events_c.h" +#include "linux/fbdev.h" +#include "linux/oshide.h" +#include "omapsdl.h" + + +struct SDL_PrivateVideoData { + struct vout_fbdev *fbdev; +// void *fbmem; +}; + +static int omap_available(void) +{ + trace(); + return 1; +} + +static void omap_free(SDL_VideoDevice *device) +{ + trace(); + free(device); +} + +static int omap_VideoInit(SDL_VideoDevice *this, SDL_PixelFormat *vformat) +{ + trace(); + + // default to 16bpp + vformat->BitsPerPixel = 16; + + omapsdl_input_init(); + omapsdl_config(); + + return 0; +} + +static void omap_VideoQuit(SDL_VideoDevice *this) +{ + trace(); + + if (this->hidden->fbdev != NULL) { + vout_fbdev_finish(this->hidden->fbdev); + this->hidden->fbdev = NULL; + + oshide_finish(); + } + this->screen->pixels = NULL; +} + +static SDL_Rect **omap_ListModes(SDL_VideoDevice *this, SDL_PixelFormat *format, Uint32 flags) +{ + static SDL_Rect omap_mode_list[] = { + // XXX: we are not really restricted to fixed modes + // FIXME: should really check the display for max supported + { 0, 0, 800, 480 }, + { 0, 0, 720, 480 }, + { 0, 0, 640, 480 }, + { 0, 0, 640, 400 }, + { 0, 0, 512, 384 }, + { 0, 0, 320, 240 }, + { 0, 0, 320, 200 }, + }; + // broken API needs this + static SDL_Rect *omap_modes[] = { + &omap_mode_list[0], + &omap_mode_list[1], + &omap_mode_list[2], + &omap_mode_list[3], + &omap_mode_list[4], + &omap_mode_list[5], + &omap_mode_list[6], + NULL + }; + + trace(); + + if (format->BitsPerPixel <= 8) + // not (yet?) supported + return NULL; + + return omap_modes; +} + +static SDL_Surface *omap_SetVideoMode(SDL_VideoDevice *this, SDL_Surface *current, int width, + int height, int bpp, Uint32 flags) +{ + trace("%d, %d, %d, %08x", width, height, bpp, flags); + + if (this->hidden->fbdev == NULL) { + this->hidden->fbdev = vout_fbdev_init("/dev/fb0", &width, &height, 0); + if (this->hidden->fbdev == NULL) + return NULL; + + oshide_init(); + } + else { + if (vout_fbdev_resize(this->hidden->fbdev, width, height, 0, 0, 0, 0, 0) < 0) + return NULL; + } + + if (!SDL_ReallocFormat(current, 16, 0xf800, 0x07e0, 0x001f, 0)) + return NULL; + + current->flags = SDL_FULLSCREEN | SDL_DOUBLEBUF | SDL_HWSURFACE; + current->w = width; + current->h = height; + current->pitch = SDL_CalculatePitch(current); + + current->pixels = vout_fbdev_flip(this->hidden->fbdev); + + return current; +} + +static void *flip_it(struct vout_fbdev *fbdev) +{ + if (gcfg_force_vsync) + vout_fbdev_wait_vsync(fbdev); + + return vout_fbdev_flip(fbdev); +} + +static int omap_LockHWSurface(SDL_VideoDevice *this, SDL_Surface *surface) +{ + trace("%p", surface); + + return 0; +} + +static void omap_UnlockHWSurface(SDL_VideoDevice *this, SDL_Surface *surface) +{ + trace("%p", surface); +} + +static int omap_FlipHWSurface(SDL_VideoDevice *this, SDL_Surface *surface) +{ + trace("%p", surface); + + surface->pixels = flip_it(this->hidden->fbdev); + + return 0; +} + +static int omap_SetColors(SDL_VideoDevice *this, int firstcolor, int ncolors, SDL_Color *colors) +{ + trace("%d, %d, %p", firstcolor, ncolors, colors); + return 0; +} + +static void omap_UpdateRects(SDL_VideoDevice *this, int nrects, SDL_Rect *rects) +{ + trace("%d, %p", nrects, rects); + + if (nrects != 1 || rects->x != 0 || rects->y != 0 || + rects->w != this->screen->w || rects->h != this->screen->h) { + static int warned = 0; + if (!warned) { + not_supported(); + warned = 1; + } + } + + if (this->hidden->fbdev) + this->screen->pixels = flip_it(this->hidden->fbdev); +} + +static void omap_InitOSKeymap(SDL_VideoDevice *this) +{ + trace(); +} + +static int event_cb(void *cb_arg, int sdl_kc, int is_pressed) +{ + SDL_keysym keysym = { 0, }; + + keysym.sym = sdl_kc; + SDL_PrivateKeyboard(is_pressed, &keysym); +} + +static void omap_PumpEvents(SDL_VideoDevice *this) +{ + trace(); + + omapsdl_input_get_events(0, event_cb, NULL); +} + +static SDL_VideoDevice *omap_create(int devindex) +{ + SDL_VideoDevice *this; + + this = calloc(1, sizeof(*this) + sizeof(*this->hidden)); + if (this == NULL) { + SDL_OutOfMemory(); + return 0; + } + this->hidden = (void *)(this + 1); + this->VideoInit = omap_VideoInit; + this->ListModes = omap_ListModes; + this->SetVideoMode = omap_SetVideoMode; + this->LockHWSurface = omap_LockHWSurface; + this->UnlockHWSurface = omap_UnlockHWSurface; + this->FlipHWSurface = omap_FlipHWSurface; + this->SetColors = omap_SetColors; + this->UpdateRects = omap_UpdateRects; + this->VideoQuit = omap_VideoQuit; + this->InitOSKeymap = omap_InitOSKeymap; + this->PumpEvents = omap_PumpEvents; + this->free = omap_free; + + return this; +} + +VideoBootStrap omapdss_bootstrap = { + "omapdss", "OMAP DSS2 Framebuffer Driver", + omap_available, omap_create +}; + -- 2.39.2