| 158 |
|
|
| 159 |
|
|
| 160 |
|
/* |
| 161 |
+ |
* SDL surface locking glue |
| 162 |
+ |
*/ |
| 163 |
+ |
|
| 164 |
+ |
#ifdef ENABLE_VOSF |
| 165 |
+ |
#define SDL_VIDEO_LOCK_VOSF_SURFACE(SURFACE) do { \ |
| 166 |
+ |
if ((SURFACE)->flags & (SDL_HWSURFACE | SDL_FULLSCREEN)) \ |
| 167 |
+ |
the_host_buffer = (uint8 *)(SURFACE)->pixels; \ |
| 168 |
+ |
} while (0) |
| 169 |
+ |
#else |
| 170 |
+ |
#define SDL_VIDEO_LOCK_VOSF_SURFACE(SURFACE) |
| 171 |
+ |
#endif |
| 172 |
+ |
|
| 173 |
+ |
#define SDL_VIDEO_LOCK_SURFACE(SURFACE) do { \ |
| 174 |
+ |
if (SDL_MUSTLOCK(SURFACE)) { \ |
| 175 |
+ |
SDL_LockSurface(SURFACE); \ |
| 176 |
+ |
SDL_VIDEO_LOCK_VOSF_SURFACE(SURFACE); \ |
| 177 |
+ |
} \ |
| 178 |
+ |
} while (0) |
| 179 |
+ |
|
| 180 |
+ |
#define SDL_VIDEO_UNLOCK_SURFACE(SURFACE) do { \ |
| 181 |
+ |
if (SDL_MUSTLOCK(SURFACE)) \ |
| 182 |
+ |
SDL_UnlockSurface(SURFACE); \ |
| 183 |
+ |
} while (0) |
| 184 |
+ |
|
| 185 |
+ |
|
| 186 |
+ |
/* |
| 187 |
|
* Framebuffer allocation routines |
| 188 |
|
*/ |
| 189 |
|
|
| 190 |
|
static void *vm_acquire_framebuffer(uint32 size) |
| 191 |
|
{ |
| 166 |
– |
#ifdef SHEEPSHAVER |
| 167 |
– |
#ifdef DIRECT_ADDRESSING_HACK |
| 168 |
– |
const uint32 FRAME_BUFFER_BASE = 0x61000000; |
| 169 |
– |
uint8 *fb = Mac2HostAddr(FRAME_BUFFER_BASE); |
| 170 |
– |
if (vm_acquire_fixed(fb, size) < 0) |
| 171 |
– |
fb = VM_MAP_FAILED; |
| 172 |
– |
return fb; |
| 173 |
– |
#endif |
| 174 |
– |
#endif |
| 192 |
|
return vm_acquire(size); |
| 193 |
|
} |
| 194 |
|
|
