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author | Vegard Nossum <vegard.nossum@gmail.com> | 2009-06-15 15:50:49 +0200 |
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committer | Vegard Nossum <vegard.nossum@gmail.com> | 2009-06-15 15:50:49 +0200 |
commit | 722f2a6c87f34ee0fd0130a8cf45f81e0705594a (patch) | |
tree | 50b054df34d2731eb0ba0cf1a6c27e43e7eed428 /include/asm-generic/vga.h | |
parent | 7a0aeb14e18ad59394bd9bbc6e57fb345819e748 (diff) | |
parent | 45e3e1935e2857c54783291107d33323b3ef33c8 (diff) |
Merge commit 'linus/master' into HEAD
Conflicts:
MAINTAINERS
Signed-off-by: Vegard Nossum <vegard.nossum@gmail.com>
Diffstat (limited to 'include/asm-generic/vga.h')
-rw-r--r-- | include/asm-generic/vga.h | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/include/asm-generic/vga.h b/include/asm-generic/vga.h new file mode 100644 index 000000000000..36c8ff52016b --- /dev/null +++ b/include/asm-generic/vga.h @@ -0,0 +1,24 @@ +/* + * Access to VGA videoram + * + * (c) 1998 Martin Mares <mj@ucw.cz> + */ +#ifndef __ASM_GENERIC_VGA_H +#define __ASM_GENERIC_VGA_H + +/* + * On most architectures that support VGA, we can just + * recalculate addresses and then access the videoram + * directly without any black magic. + * + * Everyone else needs to ioremap the address and use + * proper I/O accesses. + */ +#ifndef VGA_MAP_MEM +#define VGA_MAP_MEM(x, s) (unsigned long)phys_to_virt(x) +#endif + +#define vga_readb(x) (*(x)) +#define vga_writeb(x, y) (*(y) = (x)) + +#endif /* _ASM_GENERIC_VGA_H */ |