| /* | |
| * include/asm-mips/mach-tx49xx/ioremap.h | |
| * | |
| * This program is free software; you can redistribute it and/or | |
| * modify it under the terms of the GNU General Public License | |
| * as published by the Free Software Foundation; either version | |
| * 2 of the License, or (at your option) any later version. | |
| */ | |
| #ifndef __ASM_MACH_TX49XX_IOREMAP_H | |
| #define __ASM_MACH_TX49XX_IOREMAP_H | |
| #include <linux/types.h> | |
| /* | |
| * Allow physical addresses to be fixed up to help peripherals located | |
| * outside the low 32-bit range -- generic pass-through version. | |
| */ | |
| static inline phys_addr_t fixup_bigphys_addr(phys_addr_t phys_addr, phys_addr_t size) | |
| { | |
| return phys_addr; | |
| } | |
| static inline void __iomem *plat_ioremap(phys_addr_t offset, unsigned long size, | |
| unsigned long flags) | |
| { | |
| #ifdef CONFIG_64BIT | |
| #define TXX9_DIRECTMAP_BASE 0xfff000000ul | |
| #else | |
| #define TXX9_DIRECTMAP_BASE 0xff000000ul | |
| #endif | |
| if (offset >= TXX9_DIRECTMAP_BASE && | |
| offset < TXX9_DIRECTMAP_BASE + 0x400000) | |
| return (void __iomem *)(unsigned long)(int)offset; | |
| return NULL; | |
| } | |
| static inline int plat_iounmap(const volatile void __iomem *addr) | |
| { | |
| return (unsigned long)addr >= | |
| (unsigned long)(int)(TXX9_DIRECTMAP_BASE & 0xffffffff); | |
| } | |
| #endif /* __ASM_MACH_TX49XX_IOREMAP_H */ |