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/*
* Copyright (c) 2016-2018, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#ifndef SMCCC_V1_H
#define SMCCC_V1_H
#ifndef __SMCCC_H__
#error "This file must only be included from smccc.h"
#endif
/*******************************************************************************
* Bit definitions inside the function id as per the SMC calling convention
******************************************************************************/
#define FUNCID_TYPE_SHIFT U(31)
#define FUNCID_TYPE_MASK U(0x1)
#define FUNCID_TYPE_WIDTH U(1)
#define FUNCID_CC_SHIFT U(30)
#define FUNCID_CC_MASK U(0x1)
#define FUNCID_CC_WIDTH U(1)
#define FUNCID_OEN_SHIFT U(24)
#define FUNCID_OEN_MASK U(0x3f)
#define FUNCID_OEN_WIDTH U(6)
#define FUNCID_NUM_SHIFT U(0)
#define FUNCID_NUM_MASK U(0xffff)
#define FUNCID_NUM_WIDTH U(16)
#define GET_SMC_TYPE(id) (((id) >> FUNCID_TYPE_SHIFT) & \
FUNCID_TYPE_MASK)
#define GET_SMC_CC(id) (((id) >> FUNCID_CC_SHIFT) & \
FUNCID_CC_MASK)
#define GET_SMC_OEN(id) (((id) >> FUNCID_OEN_SHIFT) & \
FUNCID_OEN_MASK)
/*******************************************************************************
* Owning entity number definitions inside the function id as per the SMC
* calling convention
******************************************************************************/
#define OEN_ARM_START U(0)
#define OEN_ARM_END U(0)
#define OEN_CPU_START U(1)
#define OEN_CPU_END U(1)
#define OEN_SIP_START U(2)
#define OEN_SIP_END U(2)
#define OEN_OEM_START U(3)
#define OEN_OEM_END U(3)
#define OEN_STD_START U(4) /* Standard Service Calls */
#define OEN_STD_END U(4)
#define OEN_STD_HYP_START U(5) /* Standard Hypervisor Service calls */
#define OEN_STD_HYP_END U(5)
#define OEN_VEN_HYP_START U(6) /* Vendor Hypervisor Service calls */
#define OEN_VEN_HYP_END U(6)
#define OEN_TAP_START U(48) /* Trusted Applications */
#define OEN_TAP_END U(49)
#define OEN_TOS_START U(50) /* Trusted OS */
#define OEN_TOS_END U(63)
#define OEN_LIMIT U(64)
/* Flags and error codes */
#define SMC_64 U(1)
#define SMC_32 U(0)
#define SMC_TYPE_FAST ULL(1)
#if !ERROR_DEPRECATED
#define SMC_TYPE_STD ULL(0)
#endif
#define SMC_TYPE_YIELD ULL(0)
#define SMC_OK ULL(0)
#define SMC_UNK -1
#define SMC_PREEMPTED -2 /* Not defined by the SMCCC */
#endif /* SMCCC_V1_H */