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| author | Daniel Vetter | 2014-09-11 13:28:08 +0200 |
|---|---|---|
| committer | Daniel Vetter | 2014-09-19 14:41:19 +0200 |
| commit | 40bae736116233a7e46711a9d28fc72d0e7d33eb (patch) | |
| tree | 1ed20b361de2f5ca90d33aa836fcbea08d602a02 /drivers/gpu/drm/i915/i915_reg.h | |
| parent | drm/i915: Match GTT space sanity checker with implementation (diff) | |
| download | kernel-qcow2-linux-40bae736116233a7e46711a9d28fc72d0e7d33eb.tar.gz kernel-qcow2-linux-40bae736116233a7e46711a9d28fc72d0e7d33eb.tar.xz kernel-qcow2-linux-40bae736116233a7e46711a9d28fc72d0e7d33eb.zip | |
drm/i915: Extend BIOS stolen mem handling to all platform
Based upon a patch from Deepak, but reworked to only apply on gen7+
and with the logic a bit clarified.
v2: Fix s/SHIFT/MASK/ fumble that Ville spotted.
Cc: Deepak S <deepak.s@intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/i915/i915_reg.h')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_reg.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index b65bdfc23ccb..ad8179b40d19 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -143,6 +143,14 @@ #define GAB_CTL 0x24000 #define GAB_CTL_CONT_AFTER_PAGEFAULT (1<<8) +#define GEN7_BIOS_RESERVED 0x1082C0 +#define GEN7_BIOS_RESERVED_1M (0 << 5) +#define GEN7_BIOS_RESERVED_256K (1 << 5) +#define GEN8_BIOS_RESERVED_SHIFT 7 +#define GEN7_BIOS_RESERVED_MASK 0x1 +#define GEN8_BIOS_RESERVED_MASK 0x3 + + /* VGA stuff */ #define VGA_ST01_MDA 0x3ba |