1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
|
#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);
#endif
nouveauObjectOnSubchannel(nmesa, NvSub3D, Nv3D);
}
|
