1 // SPDX-License-Identifier: GPL-2.0-or-later 2 /* 3 * Copyright (C) 2007 Lemote Inc. & Institute of Computing Technology 4 * Author: Fuxin Zhang, zhangfx@lemote.com 5 */ 6 #include <linux/export.h> 7 #include <linux/init.h> 8 9 #include <asm/wbflush.h> 10 #include <asm/bootinfo.h> 11 12 #include <loongson.h> 13 14 static void wbflush_loongson(void) 15 { 16 asm(".set\tpush\n\t" 17 ".set\tnoreorder\n\t" 18 ".set mips3\n\t" 19 "sync\n\t" 20 "nop\n\t" 21 ".set\tpop\n\t" 22 ".set mips0\n\t"); 23 } 24 25 void (*__wbflush)(void) = wbflush_loongson; 26 EXPORT_SYMBOL(__wbflush); 27 28 void __init plat_mem_setup(void) 29 { 30 } 31