int
nv40_graph_create_context(struct nouveau_channel *chan)
{
struct drm_device *dev = chan->dev;
struct drm_nouveau_private *dev_priv = dev->dev_private;
struct nouveau_gpuobj *ctx;
int ret;
/* Allocate a 175KiB block of PRAMIN to store the context. This
* is massive overkill for a lot of chipsets, but it should be safe
* until we're able to implement this properly (will happen at more
* or less the same time we're able to write our own context programs.
*/
ret = nouveau_gpuobj_new_ref(dev, chan, NULL, 0, 175*1024, 16,
NVOBJ_FLAG_ZERO_ALLOC,
&chan->ramin_grctx);
if (ret)
return ret;
ctx = chan->ramin_grctx->gpuobj;
/* Initialise default context values */
dev_priv->engine.instmem.prepare_access(dev, true);
nv40_grctx_vals_load(dev, ctx);
nv_wo32(dev, ctx, 0, ctx->im_pramin->start);
dev_priv->engine.instmem.finish_access(dev);
return 0;
}
int
nv40_graph_create_context(struct nouveau_channel *chan)
{
struct drm_device *dev = chan->dev;
struct drm_nouveau_private *dev_priv = dev->dev_private;
struct nouveau_pgraph_engine *pgraph = &dev_priv->engine.graph;
int ret;
ret = nouveau_gpuobj_new_ref(dev, chan, NULL, 0, pgraph->grctx_size,
16, NVOBJ_FLAG_ZERO_ALLOC,
&chan->ramin_grctx);
if (ret)
return ret;
/* Initialise default context values */
dev_priv->engine.instmem.prepare_access(dev, true);
if (!pgraph->ctxprog) {
struct nouveau_grctx ctx = {};
ctx.dev = chan->dev;
ctx.mode = NOUVEAU_GRCTX_VALS;
ctx.data = chan->ramin_grctx->gpuobj;
nv40_grctx_init(&ctx);
} else {
nouveau_grctx_vals_load(dev, chan->ramin_grctx->gpuobj);
}
nv_wo32(dev, chan->ramin_grctx->gpuobj, 0,
chan->ramin_grctx->gpuobj->im_pramin->start);
dev_priv->engine.instmem.finish_access(dev);
return 0;
}
int
nv50_graph_create_context(struct nouveau_channel *chan)
{
struct drm_device *dev = chan->dev;
struct drm_nouveau_private *dev_priv = dev->dev_private;
struct nouveau_gpuobj *ramin = chan->ramin->gpuobj;
struct nouveau_gpuobj *ctx;
struct nouveau_pgraph_engine *pgraph = &dev_priv->engine.graph;
int hdr, ret;
NV_DEBUG(dev, "ch%d\n", chan->id);
ret = nouveau_gpuobj_new_ref(dev, chan, NULL, 0, pgraph->grctx_size,
0x1000, NVOBJ_FLAG_ZERO_ALLOC |
NVOBJ_FLAG_ZERO_FREE, &chan->ramin_grctx);
if (ret)
return ret;
ctx = chan->ramin_grctx->gpuobj;
hdr = IS_G80 ? 0x200 : 0x20;
dev_priv->engine.instmem.prepare_access(dev, true);
nv_wo32(dev, ramin, (hdr + 0x00)/4, 0x00190002);
nv_wo32(dev, ramin, (hdr + 0x04)/4, chan->ramin_grctx->instance +
pgraph->grctx_size - 1);
nv_wo32(dev, ramin, (hdr + 0x08)/4, chan->ramin_grctx->instance);
nv_wo32(dev, ramin, (hdr + 0x0c)/4, 0);
nv_wo32(dev, ramin, (hdr + 0x10)/4, 0);
nv_wo32(dev, ramin, (hdr + 0x14)/4, 0x00010000);
dev_priv->engine.instmem.finish_access(dev);
dev_priv->engine.instmem.prepare_access(dev, true);
if (!pgraph->ctxprog) {
struct nouveau_grctx ctx = {};
ctx.dev = chan->dev;
ctx.mode = NOUVEAU_GRCTX_VALS;
ctx.data = chan->ramin_grctx->gpuobj;
nv50_grctx_init(&ctx);
} else {
nouveau_grctx_vals_load(dev, ctx);
}
nv_wo32(dev, ctx, 0x00000/4, chan->ramin->instance >> 12);
if ((dev_priv->chipset & 0xf0) == 0xa0)
nv_wo32(dev, ctx, 0x00004/4, 0x00000000);
else
nv_wo32(dev, ctx, 0x0011c/4, 0x00000000);
dev_priv->engine.instmem.finish_access(dev);
return 0;
}
int nv30_graph_init(struct drm_device *dev)
{
struct drm_nouveau_private *dev_priv = dev->dev_private;
// uint32_t vramsz, tmp;
int ret, i;
NV_WRITE(NV03_PMC_ENABLE, NV_READ(NV03_PMC_ENABLE) &
~NV_PMC_ENABLE_PGRAPH);
NV_WRITE(NV03_PMC_ENABLE, NV_READ(NV03_PMC_ENABLE) |
NV_PMC_ENABLE_PGRAPH);
/* Create Context Pointer Table */
dev_priv->ctx_table_size = 32 * 4;
if ((ret = nouveau_gpuobj_new_ref(dev, NULL, NULL, 0,
dev_priv->ctx_table_size, 16,
NVOBJ_FLAG_ZERO_ALLOC,
&dev_priv->ctx_table)))
return ret;
NV_WRITE(NV20_PGRAPH_CHANNEL_CTX_TABLE,
dev_priv->ctx_table->instance >> 4);
NV_WRITE(NV03_PGRAPH_INTR , 0xFFFFFFFF);
NV_WRITE(NV03_PGRAPH_INTR_EN, 0xFFFFFFFF);
NV_WRITE(NV04_PGRAPH_DEBUG_0, 0xFFFFFFFF);
NV_WRITE(NV04_PGRAPH_DEBUG_0, 0x00000000);
NV_WRITE(NV04_PGRAPH_DEBUG_1, 0x401287c0);
NV_WRITE(0x400890, 0x01b463ff);
NV_WRITE(NV04_PGRAPH_DEBUG_3, 0xf2de0475);
NV_WRITE(NV10_PGRAPH_DEBUG_4, 0x00008000);
NV_WRITE(NV04_PGRAPH_LIMIT_VIOL_PIX, 0xf04bdff6);
NV_WRITE(0x400B80, 0x1003d888);
NV_WRITE(0x400B84, 0x0c000000);
NV_WRITE(0x400098, 0x00000000);
NV_WRITE(0x40009C, 0x0005ad00);
NV_WRITE(0x400B88, 0x62ff00ff); // suspiciously like PGRAPH_DEBUG_2
NV_WRITE(0x4000a0, 0x00000000);
NV_WRITE(0x4000a4, 0x00000008);
NV_WRITE(0x4008a8, 0xb784a400);
NV_WRITE(0x400ba0, 0x002f8685);
NV_WRITE(0x400ba4, 0x00231f3f);
NV_WRITE(0x4008a4, 0x40000020);
if (dev_priv->chipset == 0x34) {
NV_WRITE(NV10_PGRAPH_RDI_INDEX, 0x00EA0004);
NV_WRITE(NV10_PGRAPH_RDI_DATA , 0x00200201);
NV_WRITE(NV10_PGRAPH_RDI_INDEX, 0x00EA0008);
NV_WRITE(NV10_PGRAPH_RDI_DATA , 0x00000008);
NV_WRITE(NV10_PGRAPH_RDI_INDEX, 0x00EA0000);
NV_WRITE(NV10_PGRAPH_RDI_DATA , 0x00000032);
NV_WRITE(NV10_PGRAPH_RDI_INDEX, 0x00E00004);
NV_WRITE(NV10_PGRAPH_RDI_DATA , 0x00000002);
}
NV_WRITE(0x4000c0, 0x00000016);
/* copy tile info from PFB */
for (i = 0; i < NV10_PFB_TILE__SIZE; i++) {
NV_WRITE(0x00400904 + i*0x10, NV_READ(NV10_PFB_TLIMIT(i)));
/* which is NV40_PGRAPH_TLIMIT0(i) ?? */
NV_WRITE(0x00400908 + i*0x10, NV_READ(NV10_PFB_TSIZE(i)));
/* which is NV40_PGRAPH_TSIZE0(i) ?? */
NV_WRITE(0x00400900 + i*0x10, NV_READ(NV10_PFB_TILE(i)));
/* which is NV40_PGRAPH_TILE0(i) ?? */
}
NV_WRITE(NV10_PGRAPH_CTX_CONTROL, 0x10000100);
NV_WRITE(NV10_PGRAPH_STATE , 0xFFFFFFFF);
NV_WRITE(0x0040075c , 0x00000001);
NV_WRITE(NV04_PGRAPH_FIFO , 0x00000001);
/* begin RAM config */
// vramsz = drm_get_resource_len(dev, 0) - 1;
NV_WRITE(0x4009A4, NV_READ(NV04_PFB_CFG0));
NV_WRITE(0x4009A8, NV_READ(NV04_PFB_CFG1));
if (dev_priv->chipset != 0x34) {
NV_WRITE(0x400750, 0x00EA0000);
NV_WRITE(0x400754, NV_READ(NV04_PFB_CFG0));
NV_WRITE(0x400750, 0x00EA0004);
NV_WRITE(0x400754, NV_READ(NV04_PFB_CFG1));
}
#if 0
NV_WRITE(0x400820, 0);
NV_WRITE(0x400824, 0);
NV_WRITE(0x400864, vramsz-1);
NV_WRITE(0x400868, vramsz-1);
NV_WRITE(0x400B20, 0x00000000);
NV_WRITE(0x400B04, 0xFFFFFFFF);
/* per-context state, doesn't belong here */
tmp = NV_READ(NV10_PGRAPH_SURFACE) & 0x0007ff00;
NV_WRITE(NV10_PGRAPH_SURFACE, tmp);
tmp = NV_READ(NV10_PGRAPH_SURFACE) | 0x00020100;
NV_WRITE(NV10_PGRAPH_SURFACE, tmp);
NV_WRITE(NV03_PGRAPH_ABS_UCLIP_XMIN, 0);
NV_WRITE(NV03_PGRAPH_ABS_UCLIP_YMIN, 0);
NV_WRITE(NV03_PGRAPH_ABS_UCLIP_XMAX, 0x7fff);
NV_WRITE(NV03_PGRAPH_ABS_UCLIP_YMAX, 0x7fff);
#endif
return 0;
}
int nv20_graph_init(struct drm_device *dev) {
struct drm_nouveau_private *dev_priv =
(struct drm_nouveau_private *)dev->dev_private;
uint32_t tmp, vramsz;
int ret, i;
NV_WRITE(NV03_PMC_ENABLE, NV_READ(NV03_PMC_ENABLE) &
~NV_PMC_ENABLE_PGRAPH);
NV_WRITE(NV03_PMC_ENABLE, NV_READ(NV03_PMC_ENABLE) |
NV_PMC_ENABLE_PGRAPH);
/* Create Context Pointer Table */
dev_priv->ctx_table_size = 32 * 4;
if ((ret = nouveau_gpuobj_new_ref(dev, NULL, NULL, 0,
dev_priv->ctx_table_size, 16,
NVOBJ_FLAG_ZERO_ALLOC,
&dev_priv->ctx_table)))
return ret;
NV_WRITE(NV20_PGRAPH_CHANNEL_CTX_TABLE,
dev_priv->ctx_table->instance >> 4);
nv20_graph_rdi(dev);
NV_WRITE(NV03_PGRAPH_INTR , 0xFFFFFFFF);
NV_WRITE(NV03_PGRAPH_INTR_EN, 0xFFFFFFFF);
NV_WRITE(NV04_PGRAPH_DEBUG_0, 0xFFFFFFFF);
NV_WRITE(NV04_PGRAPH_DEBUG_0, 0x00000000);
NV_WRITE(NV04_PGRAPH_DEBUG_1, 0x00118700);
NV_WRITE(NV04_PGRAPH_DEBUG_3, 0xF3CE0475); /* 0x4 = auto ctx switch */
NV_WRITE(NV10_PGRAPH_DEBUG_4, 0x00000000);
NV_WRITE(0x40009C , 0x00000040);
if (dev_priv->chipset >= 0x25) {
NV_WRITE(0x400890, 0x00080000);
NV_WRITE(0x400610, 0x304B1FB6);
NV_WRITE(0x400B80, 0x18B82880);
NV_WRITE(0x400B84, 0x44000000);
NV_WRITE(0x400098, 0x40000080);
NV_WRITE(0x400B88, 0x000000ff);
} else {
NV_WRITE(0x400880, 0x00080000); /* 0x0008c7df */
NV_WRITE(0x400094, 0x00000005);
NV_WRITE(0x400B80, 0x45CAA208); /* 0x45eae20e */
NV_WRITE(0x400B84, 0x24000000);
NV_WRITE(0x400098, 0x00000040);
NV_WRITE(NV10_PGRAPH_RDI_INDEX, 0x00E00038);
NV_WRITE(NV10_PGRAPH_RDI_DATA , 0x00000030);
NV_WRITE(NV10_PGRAPH_RDI_INDEX, 0x00E10038);
NV_WRITE(NV10_PGRAPH_RDI_DATA , 0x00000030);
}
/* copy tile info from PFB */
for (i = 0; i < NV10_PFB_TILE__SIZE; i++) {
NV_WRITE(0x00400904 + i*0x10, NV_READ(NV10_PFB_TLIMIT(i)));
/* which is NV40_PGRAPH_TLIMIT0(i) ?? */
NV_WRITE(NV10_PGRAPH_RDI_INDEX, 0x00EA0030+i*4);
NV_WRITE(NV10_PGRAPH_RDI_DATA, NV_READ(NV10_PFB_TLIMIT(i)));
NV_WRITE(0x00400908 + i*0x10, NV_READ(NV10_PFB_TSIZE(i)));
/* which is NV40_PGRAPH_TSIZE0(i) ?? */
NV_WRITE(NV10_PGRAPH_RDI_INDEX, 0x00EA0050+i*4);
NV_WRITE(NV10_PGRAPH_RDI_DATA, NV_READ(NV10_PFB_TSIZE(i)));
NV_WRITE(0x00400900 + i*0x10, NV_READ(NV10_PFB_TILE(i)));
/* which is NV40_PGRAPH_TILE0(i) ?? */
NV_WRITE(NV10_PGRAPH_RDI_INDEX, 0x00EA0010+i*4);
NV_WRITE(NV10_PGRAPH_RDI_DATA, NV_READ(NV10_PFB_TILE(i)));
}
for (i = 0; i < 8; i++) {
NV_WRITE(0x400980+i*4, NV_READ(0x100300+i*4));
NV_WRITE(NV10_PGRAPH_RDI_INDEX, 0x00EA0090+i*4);
NV_WRITE(NV10_PGRAPH_RDI_DATA, NV_READ(0x100300+i*4));
}
NV_WRITE(0x4009a0, NV_READ(0x100324));
NV_WRITE(NV10_PGRAPH_RDI_INDEX, 0x00EA000C);
NV_WRITE(NV10_PGRAPH_RDI_DATA, NV_READ(0x100324));
NV_WRITE(NV10_PGRAPH_CTX_CONTROL, 0x10000100);
NV_WRITE(NV10_PGRAPH_STATE , 0xFFFFFFFF);
NV_WRITE(NV04_PGRAPH_FIFO , 0x00000001);
tmp = NV_READ(NV10_PGRAPH_SURFACE) & 0x0007ff00;
NV_WRITE(NV10_PGRAPH_SURFACE, tmp);
tmp = NV_READ(NV10_PGRAPH_SURFACE) | 0x00020100;
NV_WRITE(NV10_PGRAPH_SURFACE, tmp);
/* begin RAM config */
vramsz = drm_get_resource_len(dev, 0) - 1;
NV_WRITE(0x4009A4, NV_READ(NV04_PFB_CFG0));
NV_WRITE(0x4009A8, NV_READ(NV04_PFB_CFG1));
NV_WRITE(NV10_PGRAPH_RDI_INDEX, 0x00EA0000);
NV_WRITE(NV10_PGRAPH_RDI_DATA , NV_READ(NV04_PFB_CFG0));
NV_WRITE(NV10_PGRAPH_RDI_INDEX, 0x00EA0004);
NV_WRITE(NV10_PGRAPH_RDI_DATA , NV_READ(NV04_PFB_CFG1));
NV_WRITE(0x400820, 0);
NV_WRITE(0x400824, 0);
NV_WRITE(0x400864, vramsz-1);
NV_WRITE(0x400868, vramsz-1);
/* interesting.. the below overwrites some of the tile setup above.. */
NV_WRITE(0x400B20, 0x00000000);
NV_WRITE(0x400B04, 0xFFFFFFFF);
NV_WRITE(NV03_PGRAPH_ABS_UCLIP_XMIN, 0);
NV_WRITE(NV03_PGRAPH_ABS_UCLIP_YMIN, 0);
NV_WRITE(NV03_PGRAPH_ABS_UCLIP_XMAX, 0x7fff);
NV_WRITE(NV03_PGRAPH_ABS_UCLIP_YMAX, 0x7fff);
return 0;
}
int nv20_graph_create_context(struct nouveau_channel *chan)
{
struct drm_device *dev = chan->dev;
struct drm_nouveau_private *dev_priv = dev->dev_private;
void (*ctx_init)(struct drm_device *, struct nouveau_gpuobj *);
unsigned int ctx_size;
unsigned int idoffs = 0x28/4;
int ret;
switch (dev_priv->chipset) {
case 0x20:
ctx_size = NV20_GRCTX_SIZE;
ctx_init = nv20_graph_context_init;
idoffs = 0;
break;
case 0x25:
case 0x28:
ctx_size = NV25_GRCTX_SIZE;
ctx_init = nv25_graph_context_init;
break;
case 0x2a:
ctx_size = NV2A_GRCTX_SIZE;
ctx_init = nv2a_graph_context_init;
idoffs = 0;
break;
case 0x30:
case 0x31:
ctx_size = NV30_31_GRCTX_SIZE;
ctx_init = nv30_31_graph_context_init;
break;
case 0x34:
ctx_size = NV34_GRCTX_SIZE;
ctx_init = nv34_graph_context_init;
break;
case 0x35:
case 0x36:
ctx_size = NV35_36_GRCTX_SIZE;
ctx_init = nv35_36_graph_context_init;
break;
default:
ctx_size = 0;
ctx_init = nv35_36_graph_context_init;
DRM_ERROR("Please contact the devs if you want your NV%x"
" card to work\n", dev_priv->chipset);
return -ENOSYS;
break;
}
if ((ret = nouveau_gpuobj_new_ref(dev, chan, NULL, 0, ctx_size, 16,
NVOBJ_FLAG_ZERO_ALLOC,
&chan->ramin_grctx)))
return ret;
/* Initialise default context values */
ctx_init(dev, chan->ramin_grctx->gpuobj);
/* nv20: INSTANCE_WR(chan->ramin_grctx->gpuobj, 10, chan->id<<24); */
INSTANCE_WR(chan->ramin_grctx->gpuobj, idoffs, (chan->id<<24)|0x1);
/* CTX_USER */
INSTANCE_WR(dev_priv->ctx_table->gpuobj, chan->id,
chan->ramin_grctx->instance >> 4);
return 0;
}
