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