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nouveauCreateDmaObject

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This commit is contained in:
Ben Skeggs 2006-11-21 14:03:06 +00:00
parent fb65450704
commit a75440bcf0
3 changed files with 36 additions and 4 deletions
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1
src/mesa/drivers/dri/nouveau/nouveau_context.c
View file

@ -45,6 +45,7 @@ USE OR OTHER DEALINGS IN THE SOFTWARE.
#include "nouveau_object.h"
#include "nouveau_fifo.h"
#include "nouveau_tex.h"
#include "nouveau_msg.h"
#include "nv10_swtcl.h"
#include "vblank.h"

37
src/mesa/drivers/dri/nouveau/nouveau_object.c
View file

@ -3,8 +3,7 @@
#include "nouveau_object.h"
static GLboolean NVDmaCreateContextObject(nouveauContextPtr nmesa, int handle, int class, uint32_t flags,
uint32_t dma_in, uint32_t dma_out, uint32_t dma_notifier)
static GLboolean nouveauCreateContextObject(nouveauContextPtr nmesa, int handle, int class, uint32_t flags, uint32_t dma_in, uint32_t dma_out, uint32_t dma_notifier)
{
drm_nouveau_object_init_t cto;
int ret;
@ -20,7 +19,27 @@ static GLboolean NVDmaCreateContextObject(nouveauContextPtr nmesa, int handle, i
return ret == 0;
}
static void nouveauObjectOnSubchannel(nouveauContextPtr nmesa, int handle, int subchannel)
static GLboolean nouveauCreateDmaObject(nouveauContextPtr nmesa,
uint32_t handle,
uint32_t offset,
uint32_t size,
int target,
int access)
{
drm_nouveau_dma_object_init_t dma;
int ret;
dma.handle = handle;
dma.target = target;
dma.access = access;
dma.offset = offset;
dma.handle = handle;
ret = drmCommandWriteRead(nmesa->driFd, DRM_NOUVEAU_DMA_OBJECT_INIT,
&dma, sizeof(dma));
return ret == 0;
}
void nouveauObjectOnSubchannel(nouveauContextPtr nmesa, int subchannel, int handle)
{
BEGIN_RING_SIZE(subchannel, 0, 1);
OUT_RING(handle);
@ -28,8 +47,18 @@ static void nouveauObjectOnSubchannel(nouveauContextPtr nmesa, int handle, int s
void nouveauObjectInit(nouveauContextPtr nmesa)
{
NVDmaCreateContextObject(nmesa, Nv3D, nmesa->screen->card->class_3d, 0, 0, 0, 0);
#ifdef NOUVEAU_RING_DEBUG
return;
#endif
nouveauCreateContextObject(nmesa, Nv3D, nmesa->screen->card->class_3d, 0, 0, 0, 0);
nouveauObjectOnSubchannel(nmesa, NvSub3D, Nv3D);
/* We need to know vram size.. */
#if 0
nouveauCreateDmaObject( nmesa, NvDmaFB,
0, (256*1024*1024),
0 /*NV_DMA_TARGET_FB*/, 0 /*NV_DMA_ACCESS_RW*/);
#endif
}

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

@ -7,10 +7,12 @@ void nouveauObjectInit(nouveauContextPtr nmesa);
enum DMAObjects {
Nv3D = 0x80000019,
NvDmaFB = 0xD0FB0001
};
enum DMASubchannel {
NvSub3D = 7,
};
extern void nouveauObjectOnSubchannel(nouveauContextPtr nmesa, int subchannel, int handle);
#endif