uboot-mt623x/lib_blackfin/cache.c

27 lines
594 B
C

/*
* U-boot - cache.c
*
* Copyright (c) 2005-2008 Analog Devices Inc.
*
* (C) Copyright 2000-2004
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* Licensed under the GPL-2 or later.
*/
#include <common.h>
#include <asm/blackfin.h>
void flush_cache(unsigned long addr, unsigned long size)
{
/* no need to flush stuff in on chip memory (L1/L2/etc...) */
if (addr >= 0xE0000000)
return;
if (icache_status())
blackfin_icache_flush_range((void *)addr, (void *)(addr + size));
if (dcache_status())
blackfin_dcache_flush_range((void *)addr, (void *)(addr + size));
}