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https://github.com/edk2-porting/linux-next.git
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71 lines
1.9 KiB
C
71 lines
1.9 KiB
C
/*
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* Thomas Horsten <thh@lasat.com>
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* Copyright (C) 2000 LASAT Networks A/S.
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*
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* This program is free software; you can distribute it and/or modify it
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* under the terms of the GNU General Public License (Version 2) as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
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*
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* Reset the LASAT board.
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*/
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#include <linux/config.h>
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#include <linux/kernel.h>
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#include <linux/pm.h>
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#include <asm/reboot.h>
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#include <asm/system.h>
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#include <asm/lasat/lasat.h>
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#include "picvue.h"
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#include "prom.h"
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static void lasat_machine_restart(char *command);
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static void lasat_machine_halt(void);
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/* Used to set machine to boot in service mode via /proc interface */
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int lasat_boot_to_service = 0;
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static void lasat_machine_restart(char *command)
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{
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local_irq_disable();
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if (lasat_boot_to_service) {
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printk("machine_restart: Rebooting to service mode\n");
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*(volatile unsigned int *)0xa0000024 = 0xdeadbeef;
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*(volatile unsigned int *)0xa00000fc = 0xfedeabba;
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}
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*lasat_misc->reset_reg = 0xbedead;
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for (;;) ;
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}
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#define MESSAGE "System halted"
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static void lasat_machine_halt(void)
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{
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local_irq_disable();
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/* Disable interrupts and loop forever */
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printk(KERN_NOTICE MESSAGE "\n");
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#ifdef CONFIG_PICVUE
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pvc_clear();
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pvc_write_string(MESSAGE, 0, 0);
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#endif
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prom_monitor();
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for (;;) ;
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}
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void lasat_reboot_setup(void)
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{
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_machine_restart = lasat_machine_restart;
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_machine_halt = lasat_machine_halt;
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pm_power_off = lasat_machine_halt;
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}
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