Root/include/asm-generic/vga.h

1/*
2 * Access to VGA videoram
3 *
4 * (c) 1998 Martin Mares <mj@ucw.cz>
5 */
6#ifndef __ASM_GENERIC_VGA_H
7#define __ASM_GENERIC_VGA_H
8
9/*
10 * On most architectures that support VGA, we can just
11 * recalculate addresses and then access the videoram
12 * directly without any black magic.
13 *
14 * Everyone else needs to ioremap the address and use
15 * proper I/O accesses.
16 */
17#ifndef VGA_MAP_MEM
18#define VGA_MAP_MEM(x, s) (unsigned long)phys_to_virt(x)
19#endif
20
21#define vga_readb(x) (*(x))
22#define vga_writeb(x, y) (*(y) = (x))
23
24#endif /* _ASM_GENERIC_VGA_H */
25

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