audk/ArmPkg/Include/IndustryStandard/ArmStdSmc.h

97 lines
3.6 KiB
C

/** @file
*
* Copyright (c) 2012-2014, ARM Limited. All rights reserved.
*
* This program and the accompanying materials
* are licensed and made available under the terms and conditions of the BSD License
* which accompanies this distribution. The full text of the license may be found at
* http://opensource.org/licenses/bsd-license.php
*
* THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
* WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
*
**/
#ifndef __ARM_STD_SMC_H__
#define __ARM_STD_SMC_H__
/*
* SMC function IDs for Standard Service queries
*/
#define ARM_SMC_ID_STD_CALL_COUNT 0x8400ff00
#define ARM_SMC_ID_STD_UID 0x8400ff01
/* 0x8400ff02 is reserved */
#define ARM_SMC_ID_STD_REVISION 0x8400ff03
/*
* The 'Standard Service Call UID' is supposed to return the Standard
* Service UUID. This is a 128-bit value.
*/
#define ARM_SMC_STD_UUID0 0x108d905b
#define ARM_SMC_STD_UUID1 0x47e8f863
#define ARM_SMC_STD_UUID2 0xfbc02dae
#define ARM_SMC_STD_UUID3 0xe2f64156
/*
* ARM Standard Service Calls revision numbers
* The current revision is: 0.1
*/
#define ARM_SMC_STD_REVISION_MAJOR 0x0
#define ARM_SMC_STD_REVISION_MINOR 0x1
/*
* Power State Coordination Interface (PSCI) calls cover a subset of the
* Standard Service Call range.
* The list below is not exhaustive.
*/
#define ARM_SMC_ID_PSCI_VERSION 0x84000000
#define ARM_SMC_ID_PSCI_CPU_SUSPEND_AARCH64 0xc4000001
#define ARM_SMC_ID_PSCI_CPU_SUSPEND_AARCH32 0x84000001
#define ARM_SMC_ID_PSCI_CPU_OFF 0x84000002
#define ARM_SMC_ID_PSCI_CPU_ON_AARCH64 0xc4000003
#define ARM_SMC_ID_PSCI_CPU_ON_AARCH32 0x84000003
#define ARM_SMC_ID_PSCI_AFFINITY_INFO_AARCH64 0xc4000004
#define ARM_SMC_ID_PSCI_AFFINITY_INFO_AARCH32 0x84000004
#define ARM_SMC_ID_PSCI_MIGRATE_AARCH64 0xc4000005
#define ARM_SMC_ID_PSCI_MIGRATE_AARCH32 0x84000005
#define ARM_SMC_ID_PSCI_SYSTEM_OFF 0x84000008
#define ARM_SMC_ID_PSCI_SYSTEM_RESET 0x84000009
/* The current PSCI version is: 0.2 */
#define ARM_SMC_PSCI_VERSION_MAJOR 0
#define ARM_SMC_PSCI_VERSION_MINOR 2
#define ARM_SMC_PSCI_VERSION \
((ARM_SMC_PSCI_VERSION_MAJOR << 16) | ARM_SMC_PSCI_VERSION_MINOR)
/* PSCI return error codes */
#define ARM_SMC_PSCI_RET_SUCCESS 0
#define ARM_SMC_PSCI_RET_NOT_SUPPORTED -1
#define ARM_SMC_PSCI_RET_INVALID_PARAMS -2
#define ARM_SMC_PSCI_RET_DENIED -3
#define ARM_SMC_PSCI_RET_ALREADY_ON -4
#define ARM_SMC_PSCI_RET_ON_PENDING -5
#define ARM_SMC_PSCI_RET_INTERN_FAIL -6
#define ARM_SMC_PSCI_RET_NOT_PRESENT -7
#define ARM_SMC_PSCI_RET_DISABLED -8
#define ARM_SMC_PSCI_TARGET_CPU32(Aff2, Aff1, Aff0) \
((((Aff2) & 0xFF) << 16) | (((Aff1) & 0xFF) << 8) | ((Aff0) & 0xFF))
#define ARM_SMC_PSCI_TARGET_CPU64(Aff3, Aff2, Aff1, Aff0) \
((((Aff3) & 0xFFULL) << 32) | (((Aff2) & 0xFF) << 16) | (((Aff1) & 0xFF) << 8) | ((Aff0) & 0xFF))
#define ARM_SMC_PSCI_TARGET_GET_AFF0(TargetId) ((TargetId) & 0xFF)
#define ARM_SMC_PSCI_TARGET_GET_AFF1(TargetId) (((TargetId) >> 8) & 0xFF)
#define ARM_SMC_ID_PSCI_AFFINITY_LEVEL_0 0
#define ARM_SMC_ID_PSCI_AFFINITY_LEVEL_1 1
#define ARM_SMC_ID_PSCI_AFFINITY_LEVEL_2 2
#define ARM_SMC_ID_PSCI_AFFINITY_LEVEL_3 3
#define ARM_SMC_ID_PSCI_AFFINITY_INFO_ON 0
#define ARM_SMC_ID_PSCI_AFFINITY_INFO_OFF 1
#define ARM_SMC_ID_PSCI_AFFINITY_INFO_ON_PENDING 2
#endif