mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-11-17 01:04:19 +08:00
21 lines
377 B
C
21 lines
377 B
C
|
/*
|
||
|
|
* Access to VGA videoram
|
||
|
|
*
|
||
|
|
* (c) 1998 Martin Mares <mj@ucw.cz>
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef _LINUX_ASM_VGA_H_
|
||
|
|
#define _LINUX_ASM_VGA_H_
|
||
|
|
|
||
|
|
/*
|
||
|
|
* On the PC, we can just recalculate addresses and then
|
||
|
|
* access the videoram directly without any black magic.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#define VGA_MAP_MEM(x) (unsigned long)phys_to_virt(x)
|
||
|
|
|
||
|
|
#define vga_readb(x) (*(x))
|
||
|
|
#define vga_writeb(x,y) (*(y) = (x))
|
||
|
|
|
||
|
|
#endif
|