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authorAlex Deucher <alexander.deucher@amd.com>2012-09-18 16:06:01 -0400
committerAlex Deucher <alexander.deucher@amd.com>2013-06-25 17:50:26 -0400
commita00024b03dbfe9dfcd2ecbb5a508e59fec6fdf82 (patch)
treeab4bb884bd7be3958201111947e02a0a112dc367 /drivers/gpu/drm/radeon/cikd.h
parent1c49165d0abaad5ae4d506635d836e495d5bce43 (diff)
drm/radeon/cik: stop page faults from hanging the system (v2)
Redirect invalid memory accesses to the default page instead of locking up the memory controller. v2: rebase on top of 2 level PTs Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/cikd.h')
-rw-r--r--drivers/gpu/drm/radeon/cikd.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/cikd.h b/drivers/gpu/drm/radeon/cikd.h
index 071a7815b030..0dab9c545003 100644
--- a/drivers/gpu/drm/radeon/cikd.h
+++ b/drivers/gpu/drm/radeon/cikd.h
@@ -68,7 +68,18 @@
#define VM_CONTEXT0_CNTL 0x1410
#define ENABLE_CONTEXT (1 << 0)
#define PAGE_TABLE_DEPTH(x) (((x) & 3) << 1)
+#define RANGE_PROTECTION_FAULT_ENABLE_INTERRUPT (1 << 3)
#define RANGE_PROTECTION_FAULT_ENABLE_DEFAULT (1 << 4)
+#define DUMMY_PAGE_PROTECTION_FAULT_ENABLE_INTERRUPT (1 << 6)
+#define DUMMY_PAGE_PROTECTION_FAULT_ENABLE_DEFAULT (1 << 7)
+#define PDE0_PROTECTION_FAULT_ENABLE_INTERRUPT (1 << 9)
+#define PDE0_PROTECTION_FAULT_ENABLE_DEFAULT (1 << 10)
+#define VALID_PROTECTION_FAULT_ENABLE_INTERRUPT (1 << 12)
+#define VALID_PROTECTION_FAULT_ENABLE_DEFAULT (1 << 13)
+#define READ_PROTECTION_FAULT_ENABLE_INTERRUPT (1 << 15)
+#define READ_PROTECTION_FAULT_ENABLE_DEFAULT (1 << 16)
+#define WRITE_PROTECTION_FAULT_ENABLE_INTERRUPT (1 << 18)
+#define WRITE_PROTECTION_FAULT_ENABLE_DEFAULT (1 << 19)
#define VM_CONTEXT1_CNTL 0x1414
#define VM_CONTEXT0_CNTL2 0x1430
#define VM_CONTEXT1_CNTL2 0x1434