loongson2ef/common/setup.c

0001 // SPDX-License-Identifier: GPL-2.0-or-later
0002 /*
0003  * Copyright (C) 2007 Lemote Inc. & Institute of Computing Technology
0004  * Author: Fuxin Zhang, zhangfx@lemote.com
0005  */
0006 #include <linux/export.h>
0007 #include <linux/init.h>
0008
0009 #include <asm/wbflush.h>
0010 #include <asm/bootinfo.h>
0011
0012 #include <loongson.h>
0013
0014 static void wbflush_loongson(void)
0015 {
0016     asm(".set\tpush\n\t"
0017         ".set\tnoreorder\n\t"
0018         ".set mips3\n\t"
0019         "sync\n\t"
0020         "nop\n\t"
0021         ".set\tpop\n\t"
0022         ".set mips0\n\t");
0023 }
0024
0025 void (*__wbflush)(void) = wbflush_loongson;
0026 EXPORT_SYMBOL(__wbflush);
0027
0028 void __init plat_mem_setup(void)
0029 {
0030 }