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