mirror of
https://github.com/ARM-software/arm-trusted-firmware.git
synced 2025-04-24 22:05:40 +00:00
3cc17aae72
This patch implements CSS platform hook to support NODE_HW_STATE PSCI API. The platform hook queries SCP to obtain CSS power state. Power states returned by SCP are then converted to expected PSCI return codes. Juno's PSCI operation structure is modified to use the CSS implementation. Change-Id: I4a5edac0e5895dd77b51398cbd78f934831dafc0
50 lines
2.2 KiB
C
50 lines
2.2 KiB
C
/*
|
|
* Copyright (c) 2015, ARM Limited and Contributors. All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions are met:
|
|
*
|
|
* Redistributions of source code must retain the above copyright notice, this
|
|
* list of conditions and the following disclaimer.
|
|
*
|
|
* Redistributions in binary form must reproduce the above copyright notice,
|
|
* this list of conditions and the following disclaimer in the documentation
|
|
* and/or other materials provided with the distribution.
|
|
*
|
|
* Neither the name of ARM nor the names of its contributors may be used
|
|
* to endorse or promote products derived from this software without specific
|
|
* prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
|
|
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
|
|
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
|
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
|
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
|
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
|
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
|
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
|
* POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
#ifndef __CSS_PM_H__
|
|
#define __CSS_PM_H__
|
|
|
|
#include <cdefs.h>
|
|
#include <psci.h>
|
|
#include <types.h>
|
|
|
|
int css_pwr_domain_on(u_register_t mpidr);
|
|
void css_pwr_domain_on_finish(const psci_power_state_t *target_state);
|
|
void css_pwr_domain_off(const psci_power_state_t *target_state);
|
|
void css_pwr_domain_suspend(const psci_power_state_t *target_state);
|
|
void css_pwr_domain_suspend_finish(
|
|
const psci_power_state_t *target_state);
|
|
void __dead2 css_system_off(void);
|
|
void __dead2 css_system_reset(void);
|
|
void css_cpu_standby(plat_local_state_t cpu_state);
|
|
void css_get_sys_suspend_power_state(psci_power_state_t *req_state);
|
|
int css_node_hw_state(u_register_t mpidr, unsigned int power_level);
|
|
|
|
#endif /* __CSS_PM_H__ */
|