1#ifndef _ASM_IA64_VGA_H 2#define _ASM_IA64_VGA_H 3 4/* 5 * Access to VGA videoram 6 * 7 * (c) 1998 Martin Mares <mj@ucw.cz> 8 * (c) 1999 Asit Mallick <asit.k.mallick@intel.com> 9 * (c) 1999 Don Dugger <don.dugger@intel.com> 10 * Copyright (C) 2002 Hewlett-Packard Co 11 */ 12/* 13 * 2002/07/19 davidm@hpl.hp.com Access frame-buffer memory via readX/writeX. 14 */ 15 16#include <asm/io.h> 17 18#define VT_BUF_HAVE_RW 19 20#define VGA_MAP_MEM(x) ((unsigned long) ioremap((x), 0)) 21 22#define vga_readb __raw_readb 23#define vga_writeb __raw_writeb 24 25extern inline void 26scr_writew (u16 val, volatile u16 *addr) 27{ 28 /* Note: ADDR may point to normal memory. That's OK on ia64. */ 29 __raw_writew(val, (unsigned long) addr); 30} 31 32extern inline u16 33scr_readw (volatile const u16 *addr) 34{ 35 /* Note: ADDR may point to normal memory. That's OK on ia64. */ 36 return __raw_readw((unsigned long) addr); 37} 38 39#endif /* _ASM_IA64_VGA_H */ 40