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/*
* Based on nv40_graph.c
* Someday this will all go away...
*/
#include "drmP.h"
#include "drm.h"
#include "nouveau_drv.h"
#include "nouveau_drm.h"
/*
* This is obviously not the correct size.
*/
#define NV30_GRCTX_SIZE (23840)
/*TODO: deciper what each offset in the context represents. The below
* contexts are taken from dumps just after the 3D object is
* created.
*/
static void nv30_graph_context_init(drm_device_t *dev, struct mem_block *ctx)
{
drm_nouveau_private_t *dev_priv = dev->dev_private;
int i;
INSTANCE_WR(ctx, 0x28/4, 0x10000000);
INSTANCE_WR(ctx, 0x40c/4, 0x00000101);
INSTANCE_WR(ctx, 0x420/4, 0x00000111);
INSTANCE_WR(ctx, 0x424/4, 0x00000060);
INSTANCE_WR(ctx, 0x440/4, 0x00000080);
INSTANCE_WR(ctx, 0x444/4, 0xffff0000);
INSTANCE_WR(ctx, 0x448/4, 0x00000001);
INSTANCE_WR(ctx, 0x45c/4, 0x44400000);
INSTANCE_WR(ctx, 0x448/4, 0xffff0000);
INSTANCE_WR(ctx, 0x4dc/4, 0xfff00000);
INSTANCE_WR(ctx, 0x4e0/4, 0xfff00000);
INSTANCE_WR(ctx, 0x4e8/4, 0x00011100);
for (i = 0x504; i <= 0x540; i += 4)
INSTANCE_WR(ctx, i/4, 0x7ff00000);
INSTANCE_WR(ctx, 0x54c/4, 0x4b7fffff);
INSTANCE_WR(ctx, 0x588/4, 0x00000080);
INSTANCE_WR(ctx, 0x58c/4, 0x30201000);
INSTANCE_WR(ctx, 0x590/4, 0x70605040);
INSTANCE_WR(ctx, 0x594/4, 0xb8a89888);
INSTANCE_WR(ctx, 0x598/4, 0xf8e8d8c8);
INSTANCE_WR(ctx, 0x5ac/4, 0xb0000000);
for (i = 0x604; i <= 0x640; i += 4)
INSTANCE_WR(ctx, i/4, 0x00010588);
for (i = 0x644; i <= 0x680; i += 4)
INSTANCE_WR(ctx, i/4, 0x00030303);
for (i = 0x6c4; i <= 0x700; i += 4)
INSTANCE_WR(ctx, i/4, 0x0008aae4);
for (i = 0x704; i <= 0x740; i += 4)
INSTANCE_WR(ctx, i/4, 0x1012000);
for (i = 0x744; i <= 0x780; i += 4)
INSTANCE_WR(ctx, i/4, 0x0080008);
INSTANCE_WR(ctx, 0x860/4, 0x00040000);
INSTANCE_WR(ctx, 0x864/4, 0x00010000);
INSTANCE_WR(ctx, 0x868/4, 0x00040000);
INSTANCE_WR(ctx, 0x86c/4, 0x00040000);
INSTANCE_WR(ctx, 0x870/4, 0x00040000);
INSTANCE_WR(ctx, 0x874/4, 0x00040000);
for (i = 0x00; i <= 0x1170; i += 0x10)
{
INSTANCE_WR(ctx, (0x1f24 + i)/4, 0x000c001b);
INSTANCE_WR(ctx, (0x1f20 + i)/4, 0x0436086c);
INSTANCE_WR(ctx, (0x1f1c + i)/4, 0x10700ff9);
}
INSTANCE_WR(ctx, 0x30bc/4, 0x0000ffff);
INSTANCE_WR(ctx, 0x30c0/4, 0x0000ffff);
INSTANCE_WR(ctx, 0x30c4/4, 0x0000ffff);
INSTANCE_WR(ctx, 0x30c8/4, 0x0000ffff);
INSTANCE_WR(ctx, 0x380c/4, 0x3f800000);
INSTANCE_WR(ctx, 0x3450/4, 0x3f800000);
INSTANCE_WR(ctx, 0x3820/4, 0x3f800000);
INSTANCE_WR(ctx, 0x3854/4, 0x3f800000);
INSTANCE_WR(ctx, 0x3850/4, 0x3f000000);
INSTANCE_WR(ctx, 0x384c/4, 0x40000000);
INSTANCE_WR(ctx, 0x3868/4, 0xbf800000);
INSTANCE_WR(ctx, 0x3860/4, 0x3f800000);
INSTANCE_WR(ctx, 0x386c/4, 0x40000000);
INSTANCE_WR(ctx, 0x3870/4, 0xbf800000);
for (i = 0x4e0; i <= 0x4e1c; i += 4)
INSTANCE_WR(ctx, i/4, 0x001c527d);
INSTANCE_WR(ctx, 0x4e40, 0x001c527c);
INSTANCE_WR(ctx, 0x5680/4, 0x000a0000);
INSTANCE_WR(ctx, 0x87c/4, 0x10000000);
INSTANCE_WR(ctx, 0x28/4, 0x10000011);
}
int nv30_graph_context_create(drm_device_t *dev, int channel)
{
drm_nouveau_private_t *dev_priv =
(drm_nouveau_private_t *)dev->dev_private;
struct nouveau_fifo *chan = &dev_priv->fifos[channel];
void (*ctx_init)(drm_device_t *, struct mem_block *);
unsigned int ctx_size;
int i;
switch (dev_priv->chipset) {
default:
ctx_size = NV30_GRCTX_SIZE;
ctx_init = nv30_graph_context_init;
break;
}
/* Alloc and clear RAMIN to store the context */
chan->ramin_grctx = nouveau_instmem_alloc(dev, ctx_size, 4);
if (!chan->ramin_grctx)
return DRM_ERR(ENOMEM);
for (i=0; i<ctx_size; i+=4)
INSTANCE_WR(chan->ramin_grctx, i/4, 0x00000000);
/* Initialise default context values */
ctx_init(dev, chan->ramin_grctx);
INSTANCE_WR(chan->ramin_grctx, 10, channel << 24); /* CTX_USER */
INSTANCE_WR(dev_priv->ctx_table, channel, nouveau_chip_instance_get(dev, chan->ramin_grctx));
return 0;
}
int nv30_graph_init(drm_device_t *dev)
{
drm_nouveau_private_t *dev_priv =
(drm_nouveau_private_t *)dev->dev_private;
uint32_t vramsz, tmp;
int 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;
dev_priv->ctx_table = nouveau_instmem_alloc(dev, dev_priv->ctx_table_size, 4);
if (!dev_priv->ctx_table)
return DRM_ERR(ENOMEM);
for (i=0; i< dev_priv->ctx_table_size; i+=4)
INSTANCE_WR(dev_priv->ctx_table, i/4, 0x00000000);
NV_WRITE(NV10_PGRAPH_CHANNEL_CTX_TABLE, nouveau_chip_instance_get(dev, dev_priv->ctx_table));
NV_WRITE(NV03_PGRAPH_INTR_EN, 0x00000000);
NV_WRITE(NV03_PGRAPH_INTR , 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, 0x00140000);
NV_WRITE(NV04_PGRAPH_DEBUG_3, 0xf0de0475);
NV_WRITE(NV10_PGRAPH_DEBUG_4, 0x10008000);
NV_WRITE(NV04_PGRAPH_LIMIT_VIOL_PIX, 0xf04b1f36);
NV_WRITE(0x400B80, 0x1003d888);
NV_WRITE(0x400B84, 0x0c000000);
NV_WRITE(0x400B88, 0x62ff0f7f);
NV_WRITE(0x400098, 0x000000c0);
NV_WRITE(0x40009C, 0x0005dc00);
NV_WRITE(NV04_PGRAPH_DEBUG_2, 0x62ff0f7f);
NV_WRITE(0x4000a0, 0x00000000);
NV_WRITE(0x4000a4, 0x00000008);
/* copy tile info from PFB */
for (i=0; i<NV10_PFB_TILE__SIZE; i++) {
NV_WRITE(NV10_PGRAPH_TILE(i), NV_READ(NV10_PFB_TILE(i)));
NV_WRITE(NV10_PGRAPH_TLIMIT(i), NV_READ(NV10_PFB_TLIMIT(i)));
NV_WRITE(NV10_PGRAPH_TSIZE(i), NV_READ(NV10_PFB_TSIZE(i)));
NV_WRITE(NV10_PGRAPH_TSTATUS(i), NV_READ(NV10_PFB_TSTATUS(i)));
}
NV_WRITE(NV10_PGRAPH_CTX_CONTROL, 0x10010100);
NV_WRITE(NV10_PGRAPH_STATE , 0xFFFFFFFF);
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));
NV_WRITE(0x400750, 0x00EA0000);
NV_WRITE(0x400754, NV_READ(NV04_PFB_CFG0));
NV_WRITE(0x400750, 0x00EA0004);
NV_WRITE(0x400754, NV_READ(NV04_PFB_CFG1));
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);
return 0;
}
void nv30_graph_takedown(drm_device_t *dev)
{
}
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