include/runtime_services/realm_payload/realm_payload_test.h

/*
 * Copyright (c) 2021, Arm Limited. All rights reserved.
 *
 * SPDX-License-Identifier: BSD-3-Clause
 */

#include <smccc.h>
#include <tftf_lib.h>

#define RMI_FNUM_MIN_VALUE	U(0x00)
#define RMI_FNUM_MAX_VALUE	U(0x20)

/* Get RMI fastcall std FID from function number */
#define RMI_FID(smc_cc, func_num)			\
	((SMC_TYPE_FAST << FUNCID_TYPE_SHIFT)	|	\
	((smc_cc) << FUNCID_CC_SHIFT)		|	\
	(OEN_ARM_START << FUNCID_OEN_SHIFT)	|	\
	((func_num) << FUNCID_NUM_SHIFT))

/*
 * SMC_RMM_INIT_COMPLETE is the only function in the RMI that originates from
 * the Realm world and is handled by the RMMD. The remaining functions are
 * always invoked by the Normal world, forwarded by RMMD and handled by the
 * RMM
 */
#define RMI_FNUM_VERSION_REQ		U(0)

#define RMI_FNUM_GRAN_NS_REALM		U(1)
#define RMI_FNUM_GRAN_REALM_NS		U(2)

/********************************************************************************/


/* RMI SMC64 FIDs handled by the RMMD */
#define RMI_RMM_REQ_VERSION		RMI_FID(SMC_64, RMI_FNUM_VERSION_REQ)

#define SMC_RMM_GRANULE_DELEGATE	RMI_FID(SMC_64, RMI_FNUM_GRAN_NS_REALM)
#define SMC_RMM_GRANULE_UNDELEGATE	RMI_FID(SMC_64, RMI_FNUM_GRAN_REALM_NS)

#define RMI_ABI_VERSION_GET_MAJOR(_version) ((_version) >> 16)
#define RMI_ABI_VERSION_GET_MINOR(_version) ((_version) & 0xFFFF)

u_register_t realm_version(void);
u_register_t realm_granule_delegate(uintptr_t);
u_register_t realm_granule_undelegate(uintptr_t);
test_result_t realm_multi_cpu_payload_test(void);