75 lines
2.5 KiB
ArmAsm
75 lines
2.5 KiB
ArmAsm
/* $NetBSD: srt0.S,v 1.2 2002/01/09 23:18:11 thorpej Exp $ */
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/*
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* Copyright (c) 2001 Wasabi Systems, Inc.
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* All rights reserved.
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*
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* Written by Jason R. Thorpe for Wasabi Systems, Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed for the NetBSD Project by
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* Wasabi Systems, Inc.
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* 4. The name of Wasabi Systems, Inc. may not be used to endorse
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* or promote products derived from this software without specific prior
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* written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL WASABI SYSTEMS, INC
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <machine/asm.h>
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ASENTRY_NP(_start)
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b _C_LABEL(startup)
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ENTRY(cpufunc_id)
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mrc p15, 0, r0, c0, c0, 0
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mov pc, lr
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.data
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.global _C_LABEL(sa110_cache_clean_addr)
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_C_LABEL(sa110_cache_clean_addr):
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.word 0x00000000
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.global _C_LABEL(sa110_cache_clean_size)
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_C_LABEL(sa110_cache_clean_size):
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.word 0x00008000
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.text
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Lsa110_cache_clean_addr:
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.word _C_LABEL(sa110_cache_clean_addr)
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Lsa110_cache_clean_size:
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.word _C_LABEL(sa110_cache_clean_size)
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ENTRY(sa110_cache_syncI)
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ldr r2, Lsa110_cache_clean_addr
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ldmia r2, {r0, r1}
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1: ldr r2, [r0], #32 /* clean D$ */
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subs r1, r1, #32
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bne 1b
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mcr p15, 0, r0, c7, c10, 4 /* drain write buffer */
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mcr p15, 0, r0, c7, c5, 0 /* flush I$ */
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mov pc, lr
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