diff options
| author | Christian Gmeiner <christian.gmeiner@gmail.com> | 2012-09-01 17:12:56 +0200 |
|---|---|---|
| committer | Kevin O'Connor <kevin@koconnor.net> | 2012-09-03 12:04:56 -0400 |
| commit | 9de339d1f59d0be7ddc3e86e4a4fa466bf871f83 (patch) | |
| tree | 396ead8b898edde11f93abded0bf4cc3fd41a5da /vgasrc/geodevga.h | |
| parent | 0155aef19a1478d2e30efa4ef96c7fba104ed296 (diff) | |
| download | seabios-9de339d1f59d0be7ddc3e86e4a4fa466bf871f83.tar.gz | |
Add framebuffer size detection
It is possible to read out the framebuffer size via msr. The size
information is needed for VESA later.
Signed-off-by: Christian Gmeiner <christian.gmeiner@gmail.com>
Diffstat (limited to 'vgasrc/geodevga.h')
| -rw-r--r-- | vgasrc/geodevga.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/vgasrc/geodevga.h b/vgasrc/geodevga.h index 70980373..14e33d63 100644 --- a/vgasrc/geodevga.h +++ b/vgasrc/geodevga.h @@ -26,6 +26,7 @@ #define MSR_GLIU0 (1 << 28) #define MSR_GLIU0_BASE4 (MSR_GLIU0 + 0x23) /* LX */ #define GLIU0_P2D_BM_4 (MSR_GLIU0 + 0x24) /* GX2 */ +#define GLIU0_P2D_RO (MSR_GLIU0 + 0x29) #define GLIU0_IOD_BM_0 (MSR_GLIU0 + 0xE0) #define GLIU0_IOD_BM_1 (MSR_GLIU0 + 0xE1) #define DC_SPARE 0x80000011 |