vga.h
上传用户:jlfgdled
上传日期:2013-04-10
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- /*
- * Access to VGA videoram
- *
- * (c) 1998 Martin Mares <mj@ucw.cz>
- */
- #ifndef _LINUX_ASM_VGA_H_
- #define _LINUX_ASM_VGA_H_
- #include <asm/types.h>
- #define VT_BUF_HAVE_RW
- static inline void scr_writew(u16 val, u16 *addr)
- {
- if ((long) addr < 0)
- *addr = val;
- else
- writew(val, (unsigned long) addr);
- }
- static inline u16 scr_readw(const u16 *addr)
- {
- if ((long) addr < 0)
- return *addr;
- else
- return readw((unsigned long) addr);
- }
- #define VGA_MAP_MEM(x) (x)
- #endif