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/*
* 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 __PLAT_SIP_SVC_H__
#define __PLAT_SIP_SVC_H__
#include <stdint.h>
/* SMC function IDs for SiP Service queries */
#define SIP_SVC_CALL_COUNT 0x8200ff00
#define SIP_SVC_UID 0x8200ff01
/* 0x8200ff02 is reserved */
#define SIP_SVC_VERSION 0x8200ff03
/* Mediatek SiP Service Calls version numbers */
#define MTK_SIP_SVC_VERSION_MAJOR 0x0
#define MTK_SIP_SVC_VERSION_MINOR 0x1
/* Number of Mediatek SiP Calls implemented */
#define MTK_SIP_NUM_CALLS 1
/* Mediatek SiP Service Calls function IDs */
#define MTK_SIP_SET_AUTHORIZED_SECURE_REG 0x82000001
/* Mediatek SiP Calls error code */
enum {
MTK_SIP_E_SUCCESS = 0,
MTK_SIP_E_INVALID_PARAM = -1
};
/*
* This function should be implemented in Mediatek SOC directory. It fullfills
* MTK_SIP_SET_AUTHORIZED_SECURE_REG SiP call by checking the sreg with the
* predefined secure register list, if a match was found, set val to sreg.
*
* Return MTK_SIP_E_SUCCESS on success, and MTK_SIP_E_INVALID_PARAM on failure.
*/
uint64_t mt_sip_set_authorized_sreg(uint32_t sreg, uint32_t val);
#endif /* __PLAT_SIP_SVC_H__ */