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/*
* Copyright (c) 2013-2014, 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 __CM_H__
#define __CM_H__
#include <stdint.h>
/*******************************************************************************
* Function & variable prototypes
******************************************************************************/
extern void cm_init(void);
extern void *cm_get_context(uint64_t mpidr, uint32_t security_state);
extern void cm_set_context(uint64_t mpidr,
void *context,
uint32_t security_state);
extern void cm_el3_sysregs_context_save(uint32_t security_state);
extern void cm_el3_sysregs_context_restore(uint32_t security_state);
extern void cm_el1_sysregs_context_save(uint32_t security_state);
extern void cm_el1_sysregs_context_restore(uint32_t security_state);
extern void cm_set_el3_eret_context(uint32_t security_state, uint64_t entrypoint,
uint32_t spsr, uint32_t scr);
extern void cm_set_elr_el3(uint32_t security_state, uint64_t entrypoint);
extern void cm_write_scr_el3_bit(uint32_t security_state,
uint32_t bit_pos,
uint32_t value);
extern void cm_set_next_eret_context(uint32_t security_state);
extern void cm_init_pcpu_ptr_cache();
extern void cm_set_pcpu_ptr_cache(const void *pcpu_ptr);
extern void *cm_get_pcpu_ptr_cache(void);
extern uint32_t cm_get_scr_el3(uint32_t security_state);
#endif /* __CM_H__ */