X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=lib_blackfin%2Fcache.c;h=c2f6e2848ef1db7750ba03edfb41de2ae55f9adf;hb=c148f24c15743a02e855636e6bed013bd121f7f2;hp=6fc4983772427dabc9ba474a9348f4f0f4e382a5;hpb=a4f762a994657151536360b22c8df8bd56ba82a3;p=u-boot diff --git a/lib_blackfin/cache.c b/lib_blackfin/cache.c index 6fc4983772..c2f6e2848e 100644 --- a/lib_blackfin/cache.c +++ b/lib_blackfin/cache.c @@ -1,45 +1,26 @@ /* * U-boot - cache.c * - * Copyright (c) 2005-2007 Analog Devices Inc. + * Copyright (c) 2005-2008 Analog Devices Inc. * * (C) Copyright 2000-2004 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. * - * See file CREDITS for list of people who contributed to this - * project. - * - * 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. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, - * MA 02110-1301 USA + * Licensed under the GPL-2 or later. */ -/* for now: just dummy functions to satisfy the linker */ -#include #include #include -#include "cache.h" -void flush_cache(unsigned long dummy1, unsigned long dummy2) +void flush_cache(unsigned long addr, unsigned long size) { - if (dummy1 >= 0xE0000000) + /* no need to flush stuff in on chip memory (L1/L2/etc...) */ + if (addr >= 0xE0000000) return; if (icache_status()) - blackfin_icache_flush_range((void*)dummy1, (void*)(dummy1 + dummy2)); - if (dcache_status()) - blackfin_dcache_flush_range((void*)dummy1, (void*)(dummy1 + dummy2)); + blackfin_icache_flush_range((void *)addr, (void *)(addr + size)); - return; + if (dcache_status()) + blackfin_dcache_flush_range((void *)addr, (void *)(addr + size)); }