[edk2-devel] [PATCH v4 01/10] ArmPkg: Add ARM SMC Architecture functions to ArmStdSmc.h

[Leif Lindholm]

On Mon, Dec 07, 2020 at 10:54:18 -0700, Rebecca Cran wrote:
> 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 <rebecca at nuviainc.com>

Reviewed-by: Leif Lindholm <leif at nuviainc.com>

> ---
>  ArmPkg/Include/IndustryStandard/ArmStdSmc.h | 13 +++++++++++++
>  1 file changed, 13 insertions(+)
> 
> diff --git a/ArmPkg/Include/IndustryStandard/ArmStdSmc.h b/ArmPkg/Include/IndustryStandard/ArmStdSmc.h
> index 3509eb680f18..13f2245f37f5 100644
> --- a/ArmPkg/Include/IndustryStandard/ArmStdSmc.h
> +++ b/ArmPkg/Include/IndustryStandard/ArmStdSmc.h
> @@ -1,5 +1,6 @@
>  /** @file
>  *
> +*  Copyright (c) 2020, NUVIA Inc. All rights reserved.<BR>
>  *  Copyright (c) 2012-2017, ARM Limited. All rights reserved.
>  *
>  *  SPDX-License-Identifier: BSD-2-Clause-Patent
> @@ -52,6 +53,18 @@
>  #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.
> -- 
> 2.26.2
> 


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