blob: c4b9dc2f67c5f6f7a095dd7d4a3a6bb7fd7b3975 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
2 * Access to VGA videoram
3 *
4 * (c) 1998 Martin Mares <mj@ucw.cz>
5 */
6
H. Peter Anvin1965aae2008-10-22 22:26:29 -07007#ifndef _ASM_X86_VGA_H
8#define _ASM_X86_VGA_H
Linus Torvalds1da177e2005-04-16 15:20:36 -07009
10/*
11 * On the PC, we can just recalculate addresses and then
12 * access the videoram directly without any black magic.
13 */
14
Joe Perches364fe5e2008-03-23 01:03:57 -070015#define VGA_MAP_MEM(x, s) (unsigned long)phys_to_virt(x)
Linus Torvalds1da177e2005-04-16 15:20:36 -070016
17#define vga_readb(x) (*(x))
Joe Perches364fe5e2008-03-23 01:03:57 -070018#define vga_writeb(x, y) (*(y) = (x))
Linus Torvalds1da177e2005-04-16 15:20:36 -070019
H. Peter Anvin1965aae2008-10-22 22:26:29 -070020#endif /* _ASM_X86_VGA_H */