// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (C) 2009 Lemote Inc.
* Author: Wu Zhangjin, wuzhangjin@gmail.com
*/
#include <linux/memblock.h>
#include <asm /bootinfo.h>
#include <asm /traps.h>
#include <asm /smp-ops.h>
#include <asm /cacheflush.h>
#include <asm /fw/fw.h>
#include <loongson.h>
/* Loongson CPU address windows config space base address */
unsigned long __maybe_unused _loongson_addrwincfg_base;
static void __init mips_nmi_setup(void )
{
void *base;
base = (void *)(CAC_BASE + 0x380);
memcpy(base, except_vec_nmi, 0x80);
flush_icache_range((unsigned long )base, (unsigned long )base + 0x80);
}
void __init prom_init(void )
{
#ifdef CONFIG_CPU_SUPPORTS_ADDRWINCFG
_loongson_addrwincfg_base = (unsigned long )
ioremap(LOONGSON_ADDRWINCFG_BASE, LOONGSON_ADDRWINCFG_SIZE);
#endif
fw_init_cmdline();
prom_init_machtype();
prom_init_env();
/* init base address of io space */
set_io_port_base((unsigned long )
ioremap(LOONGSON_PCIIO_BASE, LOONGSON_PCIIO_SIZE));
prom_init_memory();
/*init the uart base address */
prom_init_uart_base();
board_nmi_handler_setup = mips_nmi_setup;
}
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