setup.c
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// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (C) 2007 Lemote Inc. & Institute of Computing Technology
* Author: Fuxin Zhang, zhangfx@lemote.com
*/
#include <linux/export.h>
#include <linux/init.h>
#include <asm/wbflush.h>
#include <asm/bootinfo.h>
#include <linux/libfdt.h>
#include <linux/of_fdt.h>
#include <asm/prom.h>
#include <loongson.h>
void *loongson_fdt_blob;
static void wbflush_loongson(void)
{
asm(".set\tpush\n\t"
".set\tnoreorder\n\t"
".set mips3\n\t"
"sync\n\t"
"nop\n\t"
".set\tpop\n\t"
".set mips0\n\t");
}
void (*__wbflush)(void) = wbflush_loongson;
EXPORT_SYMBOL(__wbflush);
void __init plat_mem_setup(void)
{
if (loongson_fdt_blob)
__dt_setup_arch(loongson_fdt_blob);
}
void __init device_tree_init(void)
{
if (!initial_boot_params)
return;
unflatten_and_copy_device_tree();
}