diff options
Diffstat (limited to 'src/mesa/drivers/dri/nouveau/nouveau_object.c')
-rw-r--r-- | src/mesa/drivers/dri/nouveau/nouveau_object.c | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/nouveau/nouveau_object.c b/src/mesa/drivers/dri/nouveau/nouveau_object.c new file mode 100644 index 0000000000..dda547c916 --- /dev/null +++ b/src/mesa/drivers/dri/nouveau/nouveau_object.c @@ -0,0 +1,84 @@ + +#include "nouveau_fifo.h" +#include "nouveau_object.h" +#include "nouveau_reg.h" + + +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; + + cto.handle = handle; + cto.class = class; + cto.flags = flags; + cto.dma0= dma_in; + cto.dma1= dma_out; + cto.dma_notifier = dma_notifier; + ret = drmCommandWrite(nmesa->driFd, DRM_NOUVEAU_OBJECT_INIT, &cto, sizeof(cto)); + + return ret == 0; +} + +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.size = size; + 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); +} + +void nouveauObjectInit(nouveauContextPtr nmesa) +{ +#ifdef NOUVEAU_RING_DEBUG + return; +#endif + +/* We need to know vram size.. */ + nouveauCreateDmaObject( nmesa, NvDmaFB, + 0, (256*1024*1024), + 0 /*NV_DMA_TARGET_FB*/, 0 /*NV_DMA_ACCESS_RW*/); + + nouveauCreateContextObject(nmesa, Nv3D, nmesa->screen->card->class_3d, + 0, 0, 0, 0); + nouveauCreateContextObject(nmesa, NvCtxSurf2D, NV10_CONTEXT_SURFACES_2D, + 0, 0, 0, 0); + nouveauCreateContextObject(nmesa, NvImageBlit, NV10_IMAGE_BLIT, + NV_DMA_CONTEXT_FLAGS_PATCH_SRCCOPY, 0, 0, 0); + +#ifdef ALLOW_MULTI_SUBCHANNEL + nouveauObjectOnSubchannel(nmesa, NvSubCtxSurf2D, NvCtxSurf2D); + BEGIN_RING_SIZE(NvSubCtxSurf2D, NV10_CONTEXT_SURFACES_2D_SET_DMA_IN_MEMORY0, 2); + OUT_RING(NvDmaFB); + OUT_RING(NvDmaFB); + + nouveauObjectOnSubchannel(nmesa, NvSubImageBlit, NvImageBlit); + BEGIN_RING_SIZE(NvSubImageBlit, NV10_IMAGE_BLIT_SET_CONTEXT_SURFACES_2D, 1); + OUT_RING(NvCtxSurf2D); + BEGIN_RING_SIZE(NvSubImageBlit, NV10_IMAGE_BLIT_SET_OPERATION, 1); + OUT_RING(3); /* SRCCOPY */ +#endif + + nouveauObjectOnSubchannel(nmesa, NvSub3D, Nv3D); +} + + + |