diff options
| author | Stephane Marchesin <marchesin@icps.u-strasbg.fr> | 2006-10-14 16:36:11 +0200 |
|---|---|---|
| committer | Stephane Marchesin <marchesin@icps.u-strasbg.fr> | 2006-10-14 16:36:11 +0200 |
| commit | 2c5b91aecf3d21684ffca758c034cd9a8ed2155d (patch) | |
| tree | 9d557715210b3a61db1796b5e51061e720573b8f /shared-core/nouveau_irq.c | |
| parent | 3a0cd7c7e221f625585675490f626de8677a9dc7 (diff) | |
Again more work on context switches. They work, sometimes. And when they do they seem to screw up the PGRAPH state.
Diffstat (limited to 'shared-core/nouveau_irq.c')
| -rw-r--r-- | shared-core/nouveau_irq.c | 34 |
1 files changed, 24 insertions, 10 deletions
diff --git a/shared-core/nouveau_irq.c b/shared-core/nouveau_irq.c index c3755d7a..da68868b 100644 --- a/shared-core/nouveau_irq.c +++ b/shared-core/nouveau_irq.c @@ -152,6 +152,20 @@ static void nouveau_fifo_irq_handler(drm_device_t *dev) NV_WRITE(NV_PFIFO_INTSTAT, NV_PFIFO_INTR_CACHE_ERROR); } + if (status & NV_PFIFO_INTR_DMA_PUSHER) { + DRM_INFO("NV: PFIFO DMA pusher interrupt\n"); + + status &= ~NV_PFIFO_INTR_DMA_PUSHER; + NV_WRITE(NV_PFIFO_INTSTAT, NV_PFIFO_INTR_DMA_PUSHER); + + NV_WRITE(NV_PFIFO_CACH1_DMAS, 0x00000000); + if (NV_READ(NV_PFIFO_CACH1_DMAP)!=NV_READ(NV_PFIFO_CACH1_DMAG)) + { + uint32_t getval=NV_READ(NV_PFIFO_CACH1_DMAG)+4; + NV_WRITE(NV_PFIFO_CACH1_DMAG,getval); + } + } + if (status) { DRM_INFO("NV: unknown PFIFO interrupt. status=0x%08x\n", status); @@ -213,17 +227,17 @@ static void nouveau_nv10_context_switch(drm_device_t *dev) channel=NV_READ(NV_PFIFO_CACH1_PSH1)&(nouveau_fifo_number(dev)-1); /* 2-channel commute */ - if (channel==0) - channel=1; - else - channel=0; - dev_priv->cur_fifo=channel; - - NV_WRITE(NV_PGRAPH_CTX_CONTROL, 0x10000100); - NV_WRITE(NV_PGRAPH_CTX_USER, (NV_READ(NV_PGRAPH_CTX_USER)&0xE0FFFFFF)|(dev_priv->cur_fifo<<24)); - NV_WRITE(NV_PGRAPH_FFINTFC_ST2, NV_READ(NV_PGRAPH_FFINTFC_ST2)&0xCFFFFFFF); +// if (channel==0) +// channel=1; +// else +// channel=0; +// dev_priv->cur_fifo=channel; + +// NV_WRITE(NV_PGRAPH_CTX_CONTROL, 0x10000100); + NV_WRITE(NV_PGRAPH_CTX_USER, NV_READ(NV_PGRAPH_CTX_USER)|0x1F000000); +// NV_WRITE(NV_PGRAPH_FFINTFC_ST2, NV_READ(NV_PGRAPH_FFINTFC_ST2)&0xCFFFFFFF); /* touch PGRAPH_CTX_SWITCH* here ? */ - NV_WRITE(NV_PGRAPH_CTX_CONTROL, 0x10010100); + NV_WRITE(NV_PGRAPH_CTX_CONTROL, 0x10000100); } static void nouveau_pgraph_irq_handler(drm_device_t *dev) |