freebsd-dev/sys/arm64/intel/intel-smc.h

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/*-
* SPDX-License-Identifier: BSD-2-Clause
*
* Copyright (c) 2019 Ruslan Bukin <br@bsdpad.com>
*
* This software was developed by SRI International and the University of
* Cambridge Computer Laboratory (Department of Computer Science and
* Technology) under DARPA contract HR0011-18-C-0016 ("ECATS"), as part of the
* DARPA SSITH research programme.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
*
* $FreeBSD$
*/
#ifndef _ARM64_INTEL_INTEL_SMC_H_
#define _ARM64_INTEL_INTEL_SMC_H_
#include <dev/psci/smccc.h>
/*
* Intel SiP return values.
*/
#define INTEL_SIP_SMC_STATUS_OK 0
#define INTEL_SIP_SMC_FPGA_CONFIG_STATUS_BUSY 1
#define INTEL_SIP_SMC_FPGA_CONFIG_STATUS_REJECTED 2
#define INTEL_SIP_SMC_FPGA_CONFIG_STATUS_ERROR 4
#define INTEL_SIP_SMC_REG_ERROR 5
#define INTEL_SIP_SMC_RSU_ERROR 7
/*
* Intel SiP calls.
*/
#define INTEL_SIP_SMC_STD_CALL(func) \
SMCCC_FUNC_ID(SMCCC_YIELDING_CALL, SMCCC_64BIT_CALL, \
SMCCC_SIP_SERVICE_CALLS, (func))
#define INTEL_SIP_SMC_FAST_CALL(func) \
SMCCC_FUNC_ID(SMCCC_FAST_CALL, SMCCC_64BIT_CALL, \
SMCCC_SIP_SERVICE_CALLS, (func))
#define INTEL_SIP_SMC_FUNCID_FPGA_CONFIG_START 1
#define INTEL_SIP_SMC_FUNCID_FPGA_CONFIG_WRITE 2
#define INTEL_SIP_SMC_FUNCID_FPGA_CONFIG_COMPLETED_WRITE 3
#define INTEL_SIP_SMC_FUNCID_FPGA_CONFIG_ISDONE 4
#define INTEL_SIP_SMC_FUNCID_FPGA_CONFIG_GET_MEM 5
#define INTEL_SIP_SMC_FUNCID_FPGA_CONFIG_LOOPBACK 6
#define INTEL_SIP_SMC_FUNCID_REG_READ 7
#define INTEL_SIP_SMC_FUNCID_REG_WRITE 8
#define INTEL_SIP_SMC_FUNCID_REG_UPDATE 9
#define INTEL_SIP_SMC_FUNCID_RSU_STATUS 11
#define INTEL_SIP_SMC_FUNCID_RSU_UPDATE 12
#define INTEL_SIP_SMC_FPGA_CONFIG_START \
INTEL_SIP_SMC_FAST_CALL(INTEL_SIP_SMC_FUNCID_FPGA_CONFIG_START)
#define INTEL_SIP_SMC_FPGA_CONFIG_WRITE \
INTEL_SIP_SMC_STD_CALL(INTEL_SIP_SMC_FUNCID_FPGA_CONFIG_WRITE)
#define INTEL_SIP_SMC_FPGA_CONFIG_COMPLETED_WRITE \
INTEL_SIP_SMC_FAST_CALL(INTEL_SIP_SMC_FUNCID_FPGA_CONFIG_COMPLETED_WRITE)
#define INTEL_SIP_SMC_FPGA_CONFIG_ISDONE \
INTEL_SIP_SMC_FAST_CALL(INTEL_SIP_SMC_FUNCID_FPGA_CONFIG_ISDONE)
#define INTEL_SIP_SMC_FPGA_CONFIG_GET_MEM \
INTEL_SIP_SMC_FAST_CALL(INTEL_SIP_SMC_FUNCID_FPGA_CONFIG_GET_MEM)
#define INTEL_SIP_SMC_FPGA_CONFIG_LOOPBACK \
INTEL_SIP_SMC_FAST_CALL(INTEL_SIP_SMC_FUNCID_FPGA_CONFIG_LOOPBACK)
#define INTEL_SIP_SMC_REG_READ \
INTEL_SIP_SMC_FAST_CALL(INTEL_SIP_SMC_FUNCID_REG_READ)
#define INTEL_SIP_SMC_REG_WRITE \
INTEL_SIP_SMC_FAST_CALL(INTEL_SIP_SMC_FUNCID_REG_WRITE)
#define INTEL_SIP_SMC_REG_UPDATE \
INTEL_SIP_SMC_FAST_CALL(INTEL_SIP_SMC_FUNCID_REG_UPDATE)
#define INTEL_SIP_SMC_RSU_STATUS \
INTEL_SIP_SMC_FAST_CALL(INTEL_SIP_SMC_FUNCID_RSU_STATUS)
#define INTEL_SIP_SMC_RSU_UPDATE \
INTEL_SIP_SMC_FAST_CALL(INTEL_SIP_SMC_FUNCID_RSU_UPDATE)
typedef int (*intel_smc_callfn_t)(register_t, register_t, register_t,
register_t, register_t, register_t, register_t, register_t,
struct arm_smccc_res *res);
#endif /* _ARM64_INTEL_INTEL_SMC_H_ */