| Chris Metcalf | 28d7174 | 2011-05-02 16:06:42 -0400 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2010 Tilera Corporation. All Rights Reserved. |
| 3 | * |
| 4 | * This program is free software; you can redistribute it and/or |
| 5 | * modify it under the terms of the GNU General Public License |
| 6 | * as published by the Free Software Foundation, version 2. |
| 7 | * |
| 8 | * This program is distributed in the hope that it will be useful, but |
| 9 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
| 10 | * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or |
| 11 | * NON INFRINGEMENT. See the GNU General Public License for |
| 12 | * more details. |
| 13 | * |
| 14 | * Access to VGA videoram. |
| 15 | */ |
| 16 | |
| 17 | #ifndef _ASM_TILE_VGA_H |
| 18 | #define _ASM_TILE_VGA_H |
| 19 | |
| 20 | #include <asm/io.h> |
| 21 | |
| 22 | #define VT_BUF_HAVE_RW |
| 23 | |
| 24 | static inline void scr_writew(u16 val, volatile u16 *addr) |
| 25 | { |
| 26 | __raw_writew(val, (volatile u16 __iomem *) addr); |
| 27 | } |
| 28 | |
| 29 | static inline u16 scr_readw(volatile const u16 *addr) |
| 30 | { |
| 31 | return __raw_readw((volatile const u16 __iomem *) addr); |
| 32 | } |
| 33 | |
| 34 | #define vga_readb(a) readb((u8 __iomem *)(a)) |
| 35 | #define vga_writeb(v,a) writeb(v, (u8 __iomem *)(a)) |
| 36 | |
| 37 | #define VGA_MAP_MEM(x,s) ((unsigned long) ioremap(x, s)) |
| 38 | |
| 39 | #endif |