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| author | Alex Deucher <alexander.deucher@amd.com> | 2012-09-18 16:06:01 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2013-06-25 17:50:26 -0400 |
| commit | a00024b03dbfe9dfcd2ecbb5a508e59fec6fdf82 (patch) | |
| tree | ab4bb884bd7be3958201111947e02a0a112dc367 /drivers/gpu/drm/radeon/cikd.h | |
| parent | 1c49165d0abaad5ae4d506635d836e495d5bce43 (diff) | |
| download | linux-a00024b03dbfe9dfcd2ecbb5a508e59fec6fdf82.tar.bz2 | |
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.h | 11 |
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 |