| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame^] | 1 | /* |
| 2 | * Access to VGA videoram | ||||
| 3 | * | ||||
| 4 | * (c) 1998 Martin Mares <mj@ucw.cz> | ||||
| 5 | */ | ||||
| 6 | |||||
| 7 | #ifndef _LINUX_ASM_VGA_H_ | ||||
| 8 | #define _LINUX_ASM_VGA_H_ | ||||
| 9 | |||||
| 10 | /* | ||||
| 11 | * On the PC, we can just recalculate addresses and then | ||||
| 12 | * access the videoram directly without any black magic. | ||||
| 13 | */ | ||||
| 14 | |||||
| 15 | #define VGA_MAP_MEM(x) (unsigned long)phys_to_virt(x) | ||||
| 16 | |||||
| 17 | #define vga_readb(x) (*(x)) | ||||
| 18 | #define vga_writeb(x,y) (*(y) = (x)) | ||||
| 19 | |||||
| 20 | #endif | ||||