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-rw-r--r--shared-core/nouveau_fifo.c23
-rw-r--r--shared-core/nouveau_reg.h5
2 files changed, 17 insertions, 11 deletions
diff --git a/shared-core/nouveau_fifo.c b/shared-core/nouveau_fifo.c
index e97e4a68..0e47da08 100644
--- a/shared-core/nouveau_fifo.c
+++ b/shared-core/nouveau_fifo.c
@@ -267,31 +267,32 @@ nouveau_fifo_cmdbuf_alloc(struct drm_device *dev, int channel)
return 0;
}
-static void nouveau_context_init(drm_device_t *dev,
+#define RAMFC_WR(offset, val) NV_WRITE(fifoctx + NV04_RAMFC_##offset, (val))
+static void nouveau_nv04_context_init(drm_device_t *dev,
drm_nouveau_fifo_alloc_t *init)
{
drm_nouveau_private_t *dev_priv = dev->dev_private;
struct nouveau_object *cb_obj;
- uint32_t ctx_addr, ctx_size = 32;
+ uint32_t fifoctx, ctx_size = 32;
int i;
cb_obj = dev_priv->fifos[init->channel].cmdbuf_obj;
- ctx_addr=NV_RAMIN+dev_priv->ramfc_offset+init->channel*ctx_size;
+ fifoctx=NV_RAMIN+dev_priv->ramfc_offset+init->channel*ctx_size;
// clear the fifo context
for(i=0;i<ctx_size/4;i++)
- NV_WRITE(ctx_addr+4*i,0x0);
+ NV_WRITE(fifoctx+4*i,0x0);
- NV_WRITE(ctx_addr,init->put_base);
- NV_WRITE(ctx_addr+4,init->put_base);
- // that's what is done in nvosdk, but that part of the code is buggy so...
- NV_WRITE(ctx_addr+8, nouveau_chip_instance_get(dev, cb_obj->instance));
+ RAMFC_WR(DMA_PUT , init->put_base);
+ RAMFC_WR(DMA_GET , init->put_base);
+ RAMFC_WR(DMA_INSTANCE , nouveau_chip_instance_get(dev, cb_obj->instance));
#ifdef __BIG_ENDIAN
- NV_WRITE(ctx_addr+16,NV_PFIFO_CACH1_DMAF_TRIG_112_BYTES|NV_PFIFO_CACH1_DMAF_SIZE_128_BYTES|NV_PFIFO_CACH1_DMAF_MAX_REQS_4|NV_PFIFO_CACH1_BIG_ENDIAN);
+ RAMFC_WR(DMA_FETCH, NV_PFIFO_CACH1_DMAF_TRIG_112_BYTES|NV_PFIFO_CACH1_DMAF_SIZE_128_BYTES|NV_PFIFO_CACH1_DMAF_MAX_REQS_4|NV_PFIFO_CACH1_BIG_ENDIAN);
#else
- NV_WRITE(ctx_addr+16,NV_PFIFO_CACH1_DMAF_TRIG_112_BYTES|NV_PFIFO_CACH1_DMAF_SIZE_128_BYTES|NV_PFIFO_CACH1_DMAF_MAX_REQS_4);
+ RAMFC_WR(DMA_FETCH, NV_PFIFO_CACH1_DMAF_TRIG_112_BYTES|NV_PFIFO_CACH1_DMAF_SIZE_128_BYTES|NV_PFIFO_CACH1_DMAF_MAX_REQS_4);
#endif
}
+#undef RAMFC_WR
#define RAMFC_WR(offset, val) NV_WRITE(fifoctx + NV10_RAMFC_##offset, (val))
static void nouveau_nv10_context_init(drm_device_t *dev,
@@ -500,7 +501,7 @@ static int nouveau_fifo_alloc(drm_device_t* dev,drm_nouveau_fifo_alloc_t* init,
/* Construct inital RAMFC for new channel */
if (dev_priv->card_type < NV_10) {
- nouveau_context_init(dev, init);
+ nouveau_nv04_context_init(dev, init);
} else if (dev_priv->card_type < NV_40) {
nouveau_nv10_context_init(dev, init);
} else {
diff --git a/shared-core/nouveau_reg.h b/shared-core/nouveau_reg.h
index e56630f0..38a22061 100644
--- a/shared-core/nouveau_reg.h
+++ b/shared-core/nouveau_reg.h
@@ -194,6 +194,11 @@
#define NV03_FIFO_CMD_REWIND (NV03_FIFO_CMD_JUMP | (0 & NV03_FIFO_CMD_JUMP_OFFSET_MASK))
/* RAMFC offsets */
+#define NV04_RAMFC_DMA_PUT 0x00
+#define NV04_RAMFC_DMA_GET 0x04
+#define NV04_RAMFC_DMA_INSTANCE 0x08
+#define NV04_RAMFC_DMA_FETCH 0x16
+
#define NV10_RAMFC_DMA_PUT 0x00
#define NV10_RAMFC_DMA_GET 0x04
#define NV10_RAMFC_REF_CNT 0x08