blob: 097a9f58708c7d46f30a3c5711c4afbd3693edbc [file] [log] [blame]
/*
* Copyright (c) 2016-2017, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#ifndef __CSS_SCP_H__
#define __CSS_SCP_H__
#include <types.h>
#include "../scpi/css_scpi.h"
/* Forward declarations */
struct psci_power_state;
/* API for power management by SCP */
void css_scp_suspend(const struct psci_power_state *target_state);
void css_scp_off(const struct psci_power_state *target_state);
void css_scp_on(u_register_t mpidr);
int css_scp_get_power_state(u_register_t mpidr, unsigned int power_level);
void __dead2 css_scp_sys_shutdown(void);
void __dead2 css_scp_sys_reboot(void);
/* API for SCP Boot Image transfer. Return 0 on success, -1 on error */
int css_scp_boot_image_xfer(void *image, unsigned int image_size);
/*
* API to wait for SCP to signal till it's ready after booting the transferred
* image.
*/
static inline int css_scp_boot_ready(void)
{
VERBOSE("Waiting for SCP to signal it is ready to go on\n");
return scpi_wait_ready();
}
#endif /* __CSS_SCP_H__ */