Release 4.14 arch/m32r/include/asm/dcache_clear.h

/*
 * This file is subject to the terms and conditions of the GNU General Public
 * License.  See the file "COPYING" in the main directory of this archive
 * for more details.
 *
 * Copyright (C) 2001  Hiroyuki Kondo, Hirokazu Takata, and Hitoshi Yamamoto
 * Copyright (C) 2004, 2006  Hirokazu Takata <takata at linux-m32r.org>
 */
#ifndef _ASM_M32R_DCACHE_CLEAR_H

#define _ASM_M32R_DCACHE_CLEAR_H

#ifdef CONFIG_CHIP_M32700_TS1

#define DCACHE_CLEAR(reg0, reg1, addr)				\
	"seth   "reg1", #high(dcache_dummy);            \n\t"   \
        "or3    "reg1", "reg1", #low(dcache_dummy);     \n\t"   \
        "lock   "reg0", @"reg1";                        \n\t"   \
        "add3   "reg0", "addr", #0x1000;                \n\t"   \
        "ld     "reg0", @"reg0";                        \n\t"   \
        "add3   "reg0", "addr", #0x2000;                \n\t"   \
        "ld     "reg0", @"reg0";                        \n\t"   \
        "unlock "reg0", @"reg1";                        \n\t"
	/* FIXME: This workaround code cannot handle kernel modules
         * correctly under SMP environment.
         */
#else	/* CONFIG_CHIP_M32700_TS1 */

#define DCACHE_CLEAR(reg0, reg1, addr)
#endif	/* CONFIG_CHIP_M32700_TS1 */

#endif /* _ASM_M32R_DCACHE_CLEAR_H */
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Directory: arch/m32r/include/asm

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