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52 lines
1.6 KiB
C
52 lines
1.6 KiB
C
/*
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* U-boot - cache.c
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*
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* Copyright (c) 2005 blackfin.uclinux.org
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*
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* (C) Copyright 2000-2004
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* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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/* for now: just dummy functions to satisfy the linker */
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#include <config.h>
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#include <common.h>
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#include <asm/blackfin.h>
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extern void blackfin_icache_flush_range(unsigned long, unsigned long);
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extern void blackfin_dcache_flush_range(unsigned long, unsigned long);
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void flush_cache(unsigned long dummy1, unsigned long dummy2)
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{
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if ((dummy1 >= L1_ISRAM) && (dummy1 < L1_ISRAM_END))
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return;
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if ((dummy1 >= DATA_BANKA_SRAM) && (dummy1 < DATA_BANKA_SRAM_END))
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return;
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if ((dummy1 >= DATA_BANKB_SRAM) && (dummy1 < DATA_BANKB_SRAM_END))
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return;
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if (icache_status())
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blackfin_icache_flush_range(dummy1, dummy1 + dummy2);
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if (dcache_status())
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blackfin_dcache_flush_range(dummy1, dummy1 + dummy2);
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return;
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}
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