From 9e7621c05e3521192903b9832eb979d8c74dcb41 Mon Sep 17 00:00:00 2001 From: Rebecca Cran Date: Sun, 7 Feb 2021 17:52:34 -0700 Subject: ArmPkg: Add ARM SMC Architecture functions to ArmStdSmc.h The ARM SMC Architecture functions were missing from ArmStdSmc.h. Add them, based on the SMC Calling Convention version 1.2 specification. Signed-off-by: Rebecca Cran Reviewed-by: Leif Lindholm Reviewed-by: Sami Mujawar --- ArmPkg/Include/IndustryStandard/ArmStdSmc.h | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) (limited to 'ArmPkg/Include') diff --git a/ArmPkg/Include/IndustryStandard/ArmStdSmc.h b/ArmPkg/Include/IndustryStandard/ArmStdSmc.h index 3509eb680f..9e0a3a3960 100644 --- a/ArmPkg/Include/IndustryStandard/ArmStdSmc.h +++ b/ArmPkg/Include/IndustryStandard/ArmStdSmc.h @@ -1,9 +1,13 @@ /** @file * +* Copyright (c) 2020, NUVIA Inc. All rights reserved.
* Copyright (c) 2012-2017, ARM Limited. All rights reserved. * * SPDX-License-Identifier: BSD-2-Clause-Patent * +* @par Revision Reference: +* - SMC Calling Convention version 1.2 +* (https://developer.arm.com/documentation/den0028/c/?lang=en) **/ #ifndef __ARM_STD_SMC_H__ @@ -52,6 +56,18 @@ #define ARM_SMC_MM_RET_DENIED -3 #define ARM_SMC_MM_RET_NO_MEMORY -4 +// ARM Architecture Calls +#define SMCCC_VERSION 0x80000000 +#define SMCCC_ARCH_FEATURES 0x80000001 +#define SMCCC_ARCH_SOC_ID 0x80000002 +#define SMCCC_ARCH_WORKAROUND_1 0x80008000 +#define SMCCC_ARCH_WORKAROUND_2 0x80007FFF + +#define SMC_ARCH_CALL_SUCCESS 0 +#define SMC_ARCH_CALL_NOT_SUPPORTED -1 +#define SMC_ARCH_CALL_NOT_REQUIRED -2 +#define SMC_ARCH_CALL_INVALID_PARAMETER -3 + /* * Power State Coordination Interface (PSCI) calls cover a subset of the * Standard Service Call range. -- cgit v1.2.3