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authorChristian König <christian.koenig@amd.com>2013-12-18 21:07:39 +0100
committerAlex Deucher <alexander.deucher@amd.com>2013-12-24 16:12:47 -0500
commit2014b5694182b54c781b93d26ec993f8a12bca01 (patch)
treedca47e6c76970e557dcc420765e783a022f02ec5 /drivers/gpu/drm/radeon/evergreen_reg.h
parent893d6e6e122386d7aada4c71cf20c2d2794640fd (diff)
drm/radeon: add VRAM debugfs access v3
Not very fast, but makes it possible to access even the normally inaccessible parts of VRAM from userspace. v2: use MM_INDEX_HI for >2GB mem access, add default_llseek v3: set inode size in the open callback Signed-off-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/evergreen_reg.h')
-rw-r--r--drivers/gpu/drm/radeon/evergreen_reg.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/evergreen_reg.h b/drivers/gpu/drm/radeon/evergreen_reg.h
index 8a4e641f0e3c..a0f63ff5a5e9 100644
--- a/drivers/gpu/drm/radeon/evergreen_reg.h
+++ b/drivers/gpu/drm/radeon/evergreen_reg.h
@@ -33,6 +33,7 @@
#define EVERGREEN_PIF_PHY0_DATA 0xc
#define EVERGREEN_PIF_PHY1_INDEX 0x10
#define EVERGREEN_PIF_PHY1_DATA 0x14
+#define EVERGREEN_MM_INDEX_HI 0x18
#define EVERGREEN_VGA_MEMORY_BASE_ADDRESS 0x310
#define EVERGREEN_VGA_MEMORY_BASE_ADDRESS_HIGH 0x324