diff options
Diffstat (limited to 'arch')
-rw-r--r-- | arch/x86/boot/video-vga.c | 9 |
1 files changed, 1 insertions, 8 deletions
diff --git a/arch/x86/boot/video-vga.c b/arch/x86/boot/video-vga.c index 819caa1f2008..ed7aeff786b2 100644 --- a/arch/x86/boot/video-vga.c +++ b/arch/x86/boot/video-vga.c | |||
@@ -42,22 +42,15 @@ static u8 vga_set_basic_mode(void) | |||
42 | { | 42 | { |
43 | struct biosregs ireg, oreg; | 43 | struct biosregs ireg, oreg; |
44 | u16 ax; | 44 | u16 ax; |
45 | u8 rows; | ||
46 | u8 mode; | 45 | u8 mode; |
47 | 46 | ||
48 | initregs(&ireg); | 47 | initregs(&ireg); |
49 | 48 | ||
49 | /* Query current mode */ | ||
50 | ax = 0x0f00; | 50 | ax = 0x0f00; |
51 | intcall(0x10, &ireg, &oreg); | 51 | intcall(0x10, &ireg, &oreg); |
52 | mode = oreg.al; | 52 | mode = oreg.al; |
53 | 53 | ||
54 | set_fs(0); | ||
55 | rows = rdfs8(0x484); /* rows minus one */ | ||
56 | |||
57 | if ((oreg.ax == 0x5003 || oreg.ax == 0x5007) && | ||
58 | (rows == 0 || rows == 24)) | ||
59 | return mode; | ||
60 | |||
61 | if (mode != 3 && mode != 7) | 54 | if (mode != 3 && mode != 7) |
62 | mode = 3; | 55 | mode = 3; |
63 | 56 | ||