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nouveau: ppc, swap fragment programs on big endian systems.

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Thanks to the PS3 RSX project for figuring this out.
This commit is contained in:
Dave Airlie 2007-11-01 19:19:45 +11:00
parent 1b880c7e3c
commit ee793281b2
3 changed files with 16 additions and 5 deletions
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17
src/mesa/drivers/dri/nouveau/nouveau_bufferobj.c
View file

@ -224,7 +224,7 @@ nouveau_bo_init_storage(GLcontext *ctx, GLuint valid_gpu_access,
GLsizeiptrARB size,
const GLvoid *data,
GLenum usage,
struct gl_buffer_object *bo)
struct gl_buffer_object *bo, int flags)
{
nouveau_buffer_object *nbo = (nouveau_buffer_object *)bo;
@ -257,7 +257,18 @@ nouveau_bo_init_storage(GLcontext *ctx, GLuint valid_gpu_access,
if (data) {
GLvoid *map = nouveau_bo_map(ctx, GL_WRITE_ONLY_ARB, bo);
_mesa_memcpy(map, data, size);
#ifdef MESA_BIG_ENDIAN
int i;
if (flags) {
for (i = 0; i < size; i+=4) {
uint32_t _data = *(unsigned int *)(data+i);
_data = ((_data >> 16) | ((_data & 0xffff) << 16));
*(unsigned int *)(map+i) = _data;
}
} else
#endif
_mesa_memcpy(map, data, size);
(void)flags; /* get rid of warning */
nouveau_bo_dirty_all(ctx, GL_FALSE, bo);
nouveau_bo_unmap(ctx, bo);
}
@ -514,7 +525,7 @@ nouveauBufferData(GLcontext *ctx, GLenum target, GLsizeiptrARB size,
gpu_flags = NOUVEAU_BO_VRAM_OK | NOUVEAU_BO_GART_OK;
break;
}
nouveau_bo_init_storage(ctx, gpu_flags, size, data, usage, obj);
nouveau_bo_init_storage(ctx, gpu_flags, size, data, usage, obj, 0);
}
static void

2
src/mesa/drivers/dri/nouveau/nouveau_bufferobj.h
View file

@ -39,7 +39,7 @@ typedef struct nouveau_buffer_object_t {
extern void
nouveau_bo_init_storage(GLcontext *ctx, GLuint valid_gpu_access,
GLsizeiptrARB size, const GLvoid *data, GLenum usage,
struct gl_buffer_object *bo);
struct gl_buffer_object *bo, int flags);
extern GLboolean
nouveau_bo_move_in(GLcontext *ctx, struct gl_buffer_object *bo);

2
src/mesa/drivers/dri/nouveau/nv30_fragprog.c
View file

@ -36,7 +36,7 @@ NV30FPUploadToHW(GLcontext *ctx, nouveauShader *nvs)
nvs->program_size * sizeof(uint32_t),
(const GLvoid *)nvs->program,
GL_DYNAMIC_DRAW_ARB,
nvs->program_buffer);
nvs->program_buffer, 1);
offset = nouveau_bo_gpu_ref(ctx, nvs->program_buffer);