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- /*
- * 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 */
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