1 // SPDX-License-Identifier: GPL-2.0-only 2 /* 3 * Copyright (C) 2012 Regents of the University of California 4 */ 5 6 #include <linux/reboot.h> 7 #include <linux/pm.h> 8 #include <asm/sbi.h> 9 10 static void default_power_off(void) 11 { 12 sbi_shutdown(); 13 while (1); 14 } 15 16 void (*pm_power_off)(void) = default_power_off; 17 EXPORT_SYMBOL(pm_power_off); 18 19 void machine_restart(char *cmd) 20 { 21 do_kernel_restart(cmd); 22 while (1); 23 } 24 25 void machine_halt(void) 26 { 27 pm_power_off(); 28 } 29 30 void machine_power_off(void) 31 { 32 pm_power_off(); 33 } 34