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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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47 lines
918 B
C
47 lines
918 B
C
/*
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* Copyright (c) 2011 Zhang, Keguang <keguang.zhang@gmail.com>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*/
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#include <linux/io.h>
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#include <linux/pm.h>
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#include <asm/idle.h>
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#include <asm/reboot.h>
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#include <loongson1.h>
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static void ls1x_restart(char *command)
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{
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__raw_writel(0x1, LS1X_WDT_EN);
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__raw_writel(0x5000000, LS1X_WDT_TIMER);
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__raw_writel(0x1, LS1X_WDT_SET);
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}
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static void ls1x_halt(void)
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{
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while (1) {
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if (cpu_wait)
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cpu_wait();
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}
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}
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static void ls1x_power_off(void)
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{
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ls1x_halt();
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}
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static int __init ls1x_reboot_setup(void)
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{
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_machine_restart = ls1x_restart;
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_machine_halt = ls1x_halt;
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pm_power_off = ls1x_power_off;
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return 0;
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}
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arch_initcall(ls1x_reboot_setup);
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