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| author | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-04-02 11:41:55 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-04-02 11:41:55 -0700 |
| commit | 9a5ee4cc9ef8de5185114237a81f5f395e21d8fd (patch) | |
| tree | 378d367ba1d97304051d3be0cec901fe8ab38d60 /arch/i386/boot/video.S | |
| parent | b6a8b316c667f914c198a2de62e6729f359b7931 (diff) | |
| parent | a369a7100da3b4f5c2269be25160653d2c7013fc (diff) | |
| download | kernel_samsung_smdk4412-9a5ee4cc9ef8de5185114237a81f5f395e21d8fd.zip kernel_samsung_smdk4412-9a5ee4cc9ef8de5185114237a81f5f395e21d8fd.tar.gz kernel_samsung_smdk4412-9a5ee4cc9ef8de5185114237a81f5f395e21d8fd.tar.bz2 | |
Merge branch 'for-linus' of git://one.firstfloor.org/home/andi/git/linux-2.6
* 'for-linus' of git://one.firstfloor.org/home/andi/git/linux-2.6:
[PATCH] x86: Don't probe for DDC on VBE1.2
[PATCH] x86-64: Increase NMI watchdog probing timeout
[PATCH] x86-64: Let oprofile reserve MSR on all CPUs
[PATCH] x86-64: Disable local APIC timer use on AMD systems with C1E
Diffstat (limited to 'arch/i386/boot/video.S')
| -rw-r--r-- | arch/i386/boot/video.S | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/arch/i386/boot/video.S b/arch/i386/boot/video.S index 2c5b5cc..8143c95 100644 --- a/arch/i386/boot/video.S +++ b/arch/i386/boot/video.S @@ -571,6 +571,16 @@ setr1: lodsw jmp _m_s check_vesa: +#ifdef CONFIG_FIRMWARE_EDID + leaw modelist+1024, %di + movw $0x4f00, %ax + int $0x10 + cmpw $0x004f, %ax + jnz setbad + + movw 4(%di), %ax + movw %ax, vbe_version +#endif leaw modelist+1024, %di subb $VIDEO_FIRST_VESA>>8, %bh movw %bx, %cx # Get mode information structure @@ -1945,6 +1955,9 @@ store_edid: rep stosl + cmpw $0x0200, vbe_version # only do EDID on >= VBE2.0 + jl no_edid + pushw %es # save ES xorw %di, %di # Report Capability pushw %di @@ -1987,6 +2000,7 @@ do_restore: .byte 0 # Screen contents altered during mode change svga_prefix: .byte VIDEO_FIRST_BIOS>>8 # Default prefix for BIOS modes graphic_mode: .byte 0 # Graphic mode with a linear frame buffer dac_size: .byte 6 # DAC bit depth +vbe_version: .word 0 # VBE bios version # Status messages keymsg: .ascii "Press <RETURN> to see video modes available, " |