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- /*
- * PS3 System Manager core.
- *
- * Copyright (C) 2007 Sony Computer Entertainment Inc.
- * Copyright 2007 Sony Corp.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that 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
- */
- #include <linux/kernel.h>
- #include <linux/export.h>
- #include <asm/lv1call.h>
- #include <asm/ps3.h>
- /**
- * Staticly linked routines that allow late binding of a loaded sys-manager
- * module.
- */
- static struct ps3_sys_manager_ops ps3_sys_manager_ops;
- /**
- * ps3_register_sys_manager_ops - Bind ps3_sys_manager_ops to a module.
- * @ops: struct ps3_sys_manager_ops.
- *
- * To be called from ps3_sys_manager_probe() and ps3_sys_manager_remove() to
- * register call back ops for power control. Copies data to the static
- * variable ps3_sys_manager_ops.
- */
- void ps3_sys_manager_register_ops(const struct ps3_sys_manager_ops *ops)
- {
- BUG_ON(!ops);
- BUG_ON(!ops->dev);
- ps3_sys_manager_ops = ops ? *ops : ps3_sys_manager_ops;
- }
- EXPORT_SYMBOL_GPL(ps3_sys_manager_register_ops);
- void __noreturn ps3_sys_manager_power_off(void)
- {
- if (ps3_sys_manager_ops.power_off)
- ps3_sys_manager_ops.power_off(ps3_sys_manager_ops.dev);
- ps3_sys_manager_halt();
- }
- void __noreturn ps3_sys_manager_restart(void)
- {
- if (ps3_sys_manager_ops.restart)
- ps3_sys_manager_ops.restart(ps3_sys_manager_ops.dev);
- ps3_sys_manager_halt();
- }
- void __noreturn ps3_sys_manager_halt(void)
- {
- pr_emerg("System Halted, OK to turn off power\n");
- local_irq_disable();
- while (1)
- lv1_pause(1);
- }
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