2006-04-10 23:55:47 -06:00
|
|
|
/*
|
|
|
|
|
* Access to VGA videoram
|
|
|
|
|
*
|
|
|
|
|
* (c) 1998 Martin Mares <mj@ucw.cz>
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
|
|
#ifndef _LINUX_ASM_VGA_H_
|
|
|
|
|
#define _LINUX_ASM_VGA_H_
|
|
|
|
|
|
2011-11-23 18:12:59 -07:00
|
|
|
#include <linux/bug.h>
|
2006-04-10 23:55:47 -06:00
|
|
|
#include <asm/types.h>
|
|
|
|
|
|
|
|
|
|
#define VT_BUF_HAVE_RW
|
|
|
|
|
|
|
|
|
|
#undef scr_writew
|
|
|
|
|
#undef scr_readw
|
|
|
|
|
|
|
|
|
|
static inline void scr_writew(u16 val, u16 *addr)
|
|
|
|
|
{
|
|
|
|
|
BUG_ON((long) addr >= 0);
|
|
|
|
|
|
|
|
|
|
*addr = val;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static inline u16 scr_readw(const u16 *addr)
|
|
|
|
|
{
|
|
|
|
|
BUG_ON((long) addr >= 0);
|
|
|
|
|
|
|
|
|
|
return *addr;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
#define VGA_MAP_MEM(x,s) (x)
|
|
|
|
|
|
|
|
|
|
#endif
|
