Revision 9ad4107ba137f743fc531f9f4ceb81b122f9ff25 authored by Linus Torvalds on 03 July 2008, 02:26:38 UTC, committed by Linus Torvalds on 03 July 2008, 02:26:38 UTC
* 'i2c-fix' of git://aeryn.fluff.org.uk/bjdooks/linux: I2C: S3C2410: Add MODULE_ALIAS() for s3c2440 device. I2C: S3C2410: Fixup error codes returned rom a transfer. I2C: S3C2410: Check ACK on byte transmission
cacheflush.h
#ifndef _M68KNOMMU_CACHEFLUSH_H
#define _M68KNOMMU_CACHEFLUSH_H
/*
* (C) Copyright 2000-2004, Greg Ungerer <gerg@snapgear.com>
*/
#include <linux/mm.h>
#define flush_cache_all() __flush_cache_all()
#define flush_cache_mm(mm) do { } while (0)
#define flush_cache_dup_mm(mm) do { } while (0)
#define flush_cache_range(vma, start, end) __flush_cache_all()
#define flush_cache_page(vma, vmaddr) do { } while (0)
#define flush_dcache_range(start,len) __flush_cache_all()
#define flush_dcache_page(page) do { } while (0)
#define flush_dcache_mmap_lock(mapping) do { } while (0)
#define flush_dcache_mmap_unlock(mapping) do { } while (0)
#define flush_icache_range(start,len) __flush_cache_all()
#define flush_icache_page(vma,pg) do { } while (0)
#define flush_icache_user_range(vma,pg,adr,len) do { } while (0)
#define flush_cache_vmap(start, end) do { } while (0)
#define flush_cache_vunmap(start, end) do { } while (0)
#define copy_to_user_page(vma, page, vaddr, dst, src, len) \
memcpy(dst, src, len)
#define copy_from_user_page(vma, page, vaddr, dst, src, len) \
memcpy(dst, src, len)
static inline void __flush_cache_all(void)
{
#ifdef CONFIG_M5407
/*
* Use cpushl to push and invalidate all cache lines.
* Gas doesn't seem to know how to generate the ColdFire
* cpushl instruction... Oh well, bit stuff it for now.
*/
__asm__ __volatile__ (
"nop\n\t"
"clrl %%d0\n\t"
"1:\n\t"
"movel %%d0,%%a0\n\t"
"2:\n\t"
".word 0xf468\n\t"
"addl #0x10,%%a0\n\t"
"cmpl #0x00000800,%%a0\n\t"
"blt 2b\n\t"
"addql #1,%%d0\n\t"
"cmpil #4,%%d0\n\t"
"bne 1b\n\t"
"movel #0xb6088500,%%d0\n\t"
"movec %%d0,%%CACR\n\t"
: : : "d0", "a0" );
#endif /* CONFIG_M5407 */
#if defined(CONFIG_M527x) || defined(CONFIG_M528x)
__asm__ __volatile__ (
"movel #0x81000200, %%d0\n\t"
"movec %%d0, %%CACR\n\t"
"nop\n\t"
: : : "d0" );
#endif /* CONFIG_M527x || CONFIG_M528x */
#if defined(CONFIG_M5206) || defined(CONFIG_M5206e) || defined(CONFIG_M5272)
__asm__ __volatile__ (
"movel #0x81000100, %%d0\n\t"
"movec %%d0, %%CACR\n\t"
"nop\n\t"
: : : "d0" );
#endif /* CONFIG_M5206 || CONFIG_M5206e || CONFIG_M5272 */
#ifdef CONFIG_M5249
__asm__ __volatile__ (
"movel #0xa1000200, %%d0\n\t"
"movec %%d0, %%CACR\n\t"
"nop\n\t"
: : : "d0" );
#endif /* CONFIG_M5249 */
#ifdef CONFIG_M532x
__asm__ __volatile__ (
"movel #0x81000200, %%d0\n\t"
"movec %%d0, %%CACR\n\t"
"nop\n\t"
: : : "d0" );
#endif /* CONFIG_M532x */
}
#endif /* _M68KNOMMU_CACHEFLUSH_H */
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