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nouveau/nv40: Dump extra info on ucode state if ctx switch fails.

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This commit is contained in:
Ben Skeggs 2007-08-22 13:17:19 +10:00
parent 81eaff44c4
commit a654c0341a
2 changed files with 9 additions and 1 deletions
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4
shared-core/nouveau_reg.h
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@ -178,6 +178,10 @@
#define NV10_PGRAPH_CTX_CACHE5 0x004001E0
#define NV40_PGRAPH_CTXCTL_0304 0x00400304
#define NV40_PGRAPH_CTXCTL_0304_XFER_CTX 0x00000001
#define NV40_PGRAPH_CTXCTL_UCODE_STAT 0x00400308
#define NV40_PGRAPH_CTXCTL_UCODE_STAT_IP_MASK 0xff000000
#define NV40_PGRAPH_CTXCTL_UCODE_STAT_IP_SHIFT 24
#define NV40_PGRAPH_CTXCTL_UCODE_STAT_OP_MASK 0x00ffffff
#define NV40_PGRAPH_CTXCTL_0310 0x00400310
#define NV40_PGRAPH_CTXCTL_0310_XFER_SAVE 0x00000020
#define NV40_PGRAPH_CTXCTL_0310_XFER_LOAD 0x00000040

6
shared-core/nv40_graph.c
View file

@ -1310,7 +1310,11 @@ nv40_graph_transfer_context(struct drm_device *dev, uint32_t inst, int save)
NV_WRITE(NV20_PGRAPH_CHANNEL_CTX_POINTER, old_cp);
if (i == tv) {
DRM_ERROR("failed: inst=0x%08x save=%d\n", inst, save);
uint32_t ucstat = NV_READ(NV40_PGRAPH_CTXCTL_UCODE_STAT);
DRM_ERROR("Failed: Instance=0x%08x Save=%d\n", inst, save);
DRM_ERROR("IP: 0x%02x, Opcode: 0x%08x\n",
ucstat >> NV40_PGRAPH_CTXCTL_UCODE_STAT_IP_SHIFT,
ucstat & NV40_PGRAPH_CTXCTL_UCODE_STAT_OP_MASK);
DRM_ERROR("0x40030C = 0x%08x\n",
NV_READ(NV40_PGRAPH_CTXCTL_030C));
return -EBUSY;