projects / linux-2.6-block.git / blame
| Commit | Line | Data |
|---|---|---|
| 5ddcb3c3 | 1 | /* |
| 4c642f3f | 2 | * include/asm-mips/mach-tx39xx/ioremap.h |
| 5ddcb3c3 AN |
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; either version | |
| 7 | * 2 of the License, or (at your option) any later version. | |
| 8 | */ | |
| 4c642f3f AN |
9 | #ifndef __ASM_MACH_TX39XX_IOREMAP_H |
| 10 | #define __ASM_MACH_TX39XX_IOREMAP_H | |
| 5ddcb3c3 AN |
11 | |
| 12 | #include <linux/types.h> | |
| 13 | ||
| 14 | /* | |
| 15 | * Allow physical addresses to be fixed up to help peripherals located | |
| 16 | * outside the low 32-bit range -- generic pass-through version. | |
| 17 | */ | |
| 15d45cce | 18 | static inline phys_addr_t fixup_bigphys_addr(phys_addr_t phys_addr, phys_addr_t size) |
| 5ddcb3c3 AN |
19 | { |
| 20 | return phys_addr; | |
| 21 | } | |
| 22 | ||
| 15d45cce | 23 | static inline void __iomem *plat_ioremap(phys_addr_t offset, unsigned long size, |
| 5ddcb3c3 AN |
24 | unsigned long flags) |
| 25 | { | |
| 26 | #define TXX9_DIRECTMAP_BASE 0xff000000ul | |
| 27 | if (offset >= TXX9_DIRECTMAP_BASE && | |
| 308a1639 | 28 | offset < TXX9_DIRECTMAP_BASE + 0xff0000) |
| 5ddcb3c3 AN |
29 | return (void __iomem *)offset; |
| 30 | return NULL; | |
| 31 | } | |
| 32 | ||
| 33 | static inline int plat_iounmap(const volatile void __iomem *addr) | |
| 34 | { | |
| 35 | return (unsigned long)addr >= TXX9_DIRECTMAP_BASE; | |
| 36 | } | |
| 37 | ||
| 4c642f3f | 38 | #endif /* __ASM_MACH_TX39XX_IOREMAP_H */ |