plat/mediatek/common/custom/oem_svc.h

/*
 * Copyright (c) 2016, ARM Limited and Contributors. All rights reserved.
 *
 * SPDX-License-Identifier: BSD-3-Clause
 */

#ifndef OEM_SVC_H
#define OEM_SVC_H

/*******************************************************************************
 * Defines for runtime services func ids
 ******************************************************************************/
/*
 * Number of OEM calls (above) implemented.
 */
#define OEM_SVC_NUM_CALLS		3

/*******************************************************************************
 * Defines for OEM Service queries
 ******************************************************************************/
/* 0x83000000 - 0x8300FEFF is OEM service calls */
#define OEM_SVC_CALL_COUNT		0x8300ff00
#define OEM_SVC_UID			0x8300ff01
/* 0x8300ff02 is reserved */
#define OEM_SVC_VERSION			0x8300ff03
/* 0x8300ff04 - 0x8300FFFF is reserved for future expansion */

/* OEM Service Calls version numbers */
#define OEM_VERSION_MAJOR		0x0
#define OEM_VERSION_MINOR		0x1

/* The macros below are used to identify OEM calls from the SMC function ID */
/* SMC32 ID range from 0x83000000 to 0x83000FFF */
/* SMC64 ID range from 0xC3000000 to 0xC3000FFF */
#define OEM_FID_MASK			0xf000u
#define OEM_FID_VALUE			0u
#define is_oem_fid(_fid) \
	(((_fid) & OEM_FID_MASK) == OEM_FID_VALUE)

#define OEM_SVC_E_SUCCESS		0
#define OEM_SVC_E_NOT_SUPPORTED		-1
#define OEM_SVC_E_INVALID_PARAMS	-2

#endif /* OEM_SVC_H */