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61 lines
1.4 KiB
61 lines
1.4 KiB
// SPDX-License-Identifier: GPL-2.0-only |
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/* |
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* PS3 System Manager core. |
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* |
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* Copyright (C) 2007 Sony Computer Entertainment Inc. |
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* Copyright 2007 Sony Corp. |
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*/ |
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#include <linux/kernel.h> |
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#include <linux/export.h> |
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#include <asm/lv1call.h> |
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#include <asm/ps3.h> |
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/** |
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* Staticly linked routines that allow late binding of a loaded sys-manager |
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* module. |
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*/ |
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static struct ps3_sys_manager_ops ps3_sys_manager_ops; |
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/** |
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* ps3_register_sys_manager_ops - Bind ps3_sys_manager_ops to a module. |
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* @ops: struct ps3_sys_manager_ops. |
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* |
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* To be called from ps3_sys_manager_probe() and ps3_sys_manager_remove() to |
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* register call back ops for power control. Copies data to the static |
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* variable ps3_sys_manager_ops. |
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*/ |
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void ps3_sys_manager_register_ops(const struct ps3_sys_manager_ops *ops) |
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{ |
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BUG_ON(!ops); |
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BUG_ON(!ops->dev); |
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ps3_sys_manager_ops = *ops; |
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} |
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EXPORT_SYMBOL_GPL(ps3_sys_manager_register_ops); |
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void __noreturn ps3_sys_manager_power_off(void) |
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{ |
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if (ps3_sys_manager_ops.power_off) |
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ps3_sys_manager_ops.power_off(ps3_sys_manager_ops.dev); |
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ps3_sys_manager_halt(); |
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} |
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void __noreturn ps3_sys_manager_restart(void) |
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{ |
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if (ps3_sys_manager_ops.restart) |
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ps3_sys_manager_ops.restart(ps3_sys_manager_ops.dev); |
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ps3_sys_manager_halt(); |
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} |
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void __noreturn ps3_sys_manager_halt(void) |
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{ |
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pr_emerg("System Halted, OK to turn off power\n"); |
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local_irq_disable(); |
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while (1) |
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lv1_pause(1); |
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} |
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