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yaml
---
r: 218182
b: refs/heads/master
c: d96773e
h: refs/heads/master
v: v3
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Ben Skeggs committed Sep 24, 2010
1 parent c8fa980 commit d5f5440
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Showing 4 changed files with 52 additions and 47 deletions.
2 changes: 1 addition & 1 deletion [refs]
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Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: e69b4418825c2e4c6563ae1d69bd75377826e263
refs/heads/master: d96773e7b61d9976b8227e018a1c94fb7374e641
2 changes: 1 addition & 1 deletion trunk/drivers/gpu/drm/nouveau/nouveau_drv.h
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Original file line number Diff line number Diff line change
Expand Up @@ -903,10 +903,10 @@ extern int nv40_fb_init(struct drm_device *);
extern void nv40_fb_takedown(struct drm_device *);
extern void nv40_fb_set_region_tiling(struct drm_device *, int, uint32_t,
uint32_t, uint32_t);

/* nv50_fb.c */
extern int nv50_fb_init(struct drm_device *);
extern void nv50_fb_takedown(struct drm_device *);
extern void nv50_fb_vm_trap(struct drm_device *, int display, const char *);

/* nvc0_fb.c */
extern int nvc0_fb_init(struct drm_device *);
Expand Down
56 changes: 11 additions & 45 deletions trunk/drivers/gpu/drm/nouveau/nouveau_irq.c
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Original file line number Diff line number Diff line change
Expand Up @@ -607,40 +607,6 @@ nouveau_pgraph_irq_handler(struct drm_device *dev)
nv_wr32(dev, NV03_PMC_INTR_0, NV_PMC_INTR_0_PGRAPH_PENDING);
}

static void
nv50_pfb_vm_trap(struct drm_device *dev, int display, const char *name)
{
struct drm_nouveau_private *dev_priv = dev->dev_private;
uint32_t trap[6];
int i, ch;
uint32_t idx = nv_rd32(dev, 0x100c90);
if (idx & 0x80000000) {
idx &= 0xffffff;
if (display) {
for (i = 0; i < 6; i++) {
nv_wr32(dev, 0x100c90, idx | i << 24);
trap[i] = nv_rd32(dev, 0x100c94);
}
for (ch = 0; ch < dev_priv->engine.fifo.channels; ch++) {
struct nouveau_channel *chan = dev_priv->fifos[ch];

if (!chan || !chan->ramin)
continue;

if (trap[1] == chan->ramin->vinst >> 12)
break;
}
NV_INFO(dev, "%s - VM: Trapped %s at %02x%04x%04x status %08x %08x channel %d\n",
name, (trap[5]&0x100?"read":"write"),
trap[5]&0xff, trap[4]&0xffff,
trap[3]&0xffff, trap[0], trap[2], ch);
}
nv_wr32(dev, 0x100c90, idx | 0x80000000);
} else if (display) {
NV_INFO(dev, "%s - no VM fault?\n", name);
}
}

static struct nouveau_enum_names nv50_mp_exec_error_names[] =
{
{ 3, "STACK_UNDERFLOW" },
Expand Down Expand Up @@ -713,7 +679,7 @@ nv50_pgraph_tp_trap(struct drm_device *dev, int type, uint32_t ustatus_old,
tps++;
switch (type) {
case 6: /* texture error... unknown for now */
nv50_pfb_vm_trap(dev, display, name);
nv50_fb_vm_trap(dev, display, name);
if (display) {
NV_ERROR(dev, "magic set %d:\n", i);
for (r = ustatus_addr + 4; r <= ustatus_addr + 0x10; r += 4)
Expand All @@ -736,7 +702,7 @@ nv50_pgraph_tp_trap(struct drm_device *dev, int type, uint32_t ustatus_old,
uint32_t e1c = nv_rd32(dev, ustatus_addr + 0x14);
uint32_t e20 = nv_rd32(dev, ustatus_addr + 0x18);
uint32_t e24 = nv_rd32(dev, ustatus_addr + 0x1c);
nv50_pfb_vm_trap(dev, display, name);
nv50_fb_vm_trap(dev, display, name);
/* 2d engine destination */
if (ustatus & 0x00000010) {
if (display) {
Expand Down Expand Up @@ -819,7 +785,7 @@ nv50_pgraph_trap_handler(struct drm_device *dev)

/* Known to be triggered by screwed up NOTIFY and COND... */
if (ustatus & 0x00000001) {
nv50_pfb_vm_trap(dev, display, "PGRAPH_TRAP_DISPATCH_FAULT");
nv50_fb_vm_trap(dev, display, "PGRAPH_TRAP_DISPATCH_FAULT");
nv_wr32(dev, 0x400500, 0);
if (nv_rd32(dev, 0x400808) & 0x80000000) {
if (display) {
Expand All @@ -844,7 +810,7 @@ nv50_pgraph_trap_handler(struct drm_device *dev)
ustatus &= ~0x00000001;
}
if (ustatus & 0x00000002) {
nv50_pfb_vm_trap(dev, display, "PGRAPH_TRAP_DISPATCH_QUERY");
nv50_fb_vm_trap(dev, display, "PGRAPH_TRAP_DISPATCH_QUERY");
nv_wr32(dev, 0x400500, 0);
if (nv_rd32(dev, 0x40084c) & 0x80000000) {
if (display) {
Expand Down Expand Up @@ -886,15 +852,15 @@ nv50_pgraph_trap_handler(struct drm_device *dev)
NV_INFO(dev, "PGRAPH_TRAP_M2MF - no ustatus?\n");
}
if (ustatus & 0x00000001) {
nv50_pfb_vm_trap(dev, display, "PGRAPH_TRAP_M2MF_NOTIFY");
nv50_fb_vm_trap(dev, display, "PGRAPH_TRAP_M2MF_NOTIFY");
ustatus &= ~0x00000001;
}
if (ustatus & 0x00000002) {
nv50_pfb_vm_trap(dev, display, "PGRAPH_TRAP_M2MF_IN");
nv50_fb_vm_trap(dev, display, "PGRAPH_TRAP_M2MF_IN");
ustatus &= ~0x00000002;
}
if (ustatus & 0x00000004) {
nv50_pfb_vm_trap(dev, display, "PGRAPH_TRAP_M2MF_OUT");
nv50_fb_vm_trap(dev, display, "PGRAPH_TRAP_M2MF_OUT");
ustatus &= ~0x00000004;
}
NV_INFO (dev, "PGRAPH_TRAP_M2MF - %08x %08x %08x %08x\n",
Expand All @@ -919,7 +885,7 @@ nv50_pgraph_trap_handler(struct drm_device *dev)
NV_INFO(dev, "PGRAPH_TRAP_VFETCH - no ustatus?\n");
}
if (ustatus & 0x00000001) {
nv50_pfb_vm_trap(dev, display, "PGRAPH_TRAP_VFETCH_FAULT");
nv50_fb_vm_trap(dev, display, "PGRAPH_TRAP_VFETCH_FAULT");
NV_INFO (dev, "PGRAPH_TRAP_VFETCH_FAULT - %08x %08x %08x %08x\n",
nv_rd32(dev, 0x400c00),
nv_rd32(dev, 0x400c08),
Expand All @@ -941,7 +907,7 @@ nv50_pgraph_trap_handler(struct drm_device *dev)
NV_INFO(dev, "PGRAPH_TRAP_STRMOUT - no ustatus?\n");
}
if (ustatus & 0x00000001) {
nv50_pfb_vm_trap(dev, display, "PGRAPH_TRAP_STRMOUT_FAULT");
nv50_fb_vm_trap(dev, display, "PGRAPH_TRAP_STRMOUT_FAULT");
NV_INFO (dev, "PGRAPH_TRAP_STRMOUT_FAULT - %08x %08x %08x %08x\n",
nv_rd32(dev, 0x401804),
nv_rd32(dev, 0x401808),
Expand All @@ -966,7 +932,7 @@ nv50_pgraph_trap_handler(struct drm_device *dev)
NV_INFO(dev, "PGRAPH_TRAP_CCACHE - no ustatus?\n");
}
if (ustatus & 0x00000001) {
nv50_pfb_vm_trap(dev, display, "PGRAPH_TRAP_CCACHE_FAULT");
nv50_fb_vm_trap(dev, display, "PGRAPH_TRAP_CCACHE_FAULT");
NV_INFO (dev, "PGRAPH_TRAP_CCACHE_FAULT - %08x %08x %08x %08x %08x %08x %08x\n",
nv_rd32(dev, 0x405800),
nv_rd32(dev, 0x405804),
Expand All @@ -988,7 +954,7 @@ nv50_pgraph_trap_handler(struct drm_device *dev)
* remaining, so try to handle it anyway. Perhaps related to that
* unknown DMA slot on tesla? */
if (status & 0x20) {
nv50_pfb_vm_trap(dev, display, "PGRAPH_TRAP_UNKC04");
nv50_fb_vm_trap(dev, display, "PGRAPH_TRAP_UNKC04");
ustatus = nv_rd32(dev, 0x402000) & 0x7fffffff;
if (display)
NV_INFO(dev, "PGRAPH_TRAP_UNKC04 - Unhandled ustatus 0x%08x\n", ustatus);
Expand Down
39 changes: 39 additions & 0 deletions trunk/drivers/gpu/drm/nouveau/nv50_fb.c
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Original file line number Diff line number Diff line change
Expand Up @@ -36,3 +36,42 @@ void
nv50_fb_takedown(struct drm_device *dev)
{
}

void
nv50_fb_vm_trap(struct drm_device *dev, int display, const char *name)
{
struct drm_nouveau_private *dev_priv = dev->dev_private;
u32 trap[6], idx, chinst;
int i, ch;

idx = nv_rd32(dev, 0x100c90);
if (!(idx & 0x80000000))
return;
idx &= 0x00ffffff;

for (i = 0; i < 6; i++) {
nv_wr32(dev, 0x100c90, idx | i << 24);
trap[i] = nv_rd32(dev, 0x100c94);
}
nv_wr32(dev, 0x100c90, idx | 0x80000000);

if (!display)
return;

chinst = (trap[2] << 16) | trap[1];
for (ch = 0; ch < dev_priv->engine.fifo.channels; ch++) {
struct nouveau_channel *chan = dev_priv->fifos[ch];

if (!chan || !chan->ramin)
continue;

if (chinst == chan->ramin->vinst >> 12)
break;
}

NV_INFO(dev, "%s - VM: Trapped %s at %02x%04x%04x status %08x "
"channel %d (0x%08x)\n",
name, (trap[5] & 0x100 ? "read" : "write"),
trap[5] & 0xff, trap[4] & 0xffff, trap[3] & 0xffff,
trap[0], ch, chinst);
}

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