diff options
author | Ingo Molnar <mingo@elte.hu> | 2009-06-17 08:59:01 +0200 |
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committer | Ingo Molnar <mingo@elte.hu> | 2009-06-17 08:59:10 +0200 |
commit | cc4949e1fdade5d063e9f8783cf0e2cc92041ce5 (patch) | |
tree | 4023bd641bfe464efbde518fb504d6865c9df014 /include/asm-generic/vga.h | |
parent | 28b4868820a56de661f54742ff91b78e12f1e582 (diff) | |
parent | 300df7dc89cc276377fc020704e34875d5c473b6 (diff) |
Merge branch 'linus' into x86/urgent
Merge reason: pull in latest to fix a bug in it.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
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 00000000000..36c8ff52016 --- /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 */ |