From: Narinder Dhillon <ndhil...@marvell.com> This patch provides SMC call needed by Odyssey to determine size of available memory.
Signed-off-by: Narinder Dhillon <ndhil...@marvell.com> --- Silicon/Marvell/Library/SmcLib/SmcLib.c | 24 +++++++++++++++ Silicon/Marvell/Library/SmcLib/SmcLib.inf | 29 +++++++++++++++++++ .../Include/IndustryStandard/SmcLib.h | 28 ++++++++++++++++++ 3 files changed, 81 insertions(+) create mode 100644 Silicon/Marvell/Library/SmcLib/SmcLib.c create mode 100644 Silicon/Marvell/Library/SmcLib/SmcLib.inf create mode 100644 Silicon/Marvell/MarvellSiliconPkg/Include/IndustryStandard/SmcLib.h diff --git a/Silicon/Marvell/Library/SmcLib/SmcLib.c b/Silicon/Marvell/Library/SmcLib/SmcLib.c new file mode 100644 index 0000000000..0280983dd0 --- /dev/null +++ b/Silicon/Marvell/Library/SmcLib/SmcLib.c @@ -0,0 +1,24 @@ +/** @file +* +* SPDX-License-Identifier: BSD-2-Clause-Patent +* https://spdx.org/licenses +* +* Copyright (C) 2023 Marvell +* +* Source file for Marvell SMC Interface +* +**/ + +#include <IndustryStandard/SmcLib.h> +#include <Library/ArmSmcLib.h> // ArmCallSmc + +UINTN SmcGetRamSize ( IN UINTN Node ) +{ + ARM_SMC_ARGS ArmSmcArgs; + + ArmSmcArgs.Arg0 = MV_SMC_ID_DRAM_SIZE; + ArmSmcArgs.Arg1 = Node; + ArmCallSmc (&ArmSmcArgs); + + return ArmSmcArgs.Arg0; +} diff --git a/Silicon/Marvell/Library/SmcLib/SmcLib.inf b/Silicon/Marvell/Library/SmcLib/SmcLib.inf new file mode 100644 index 0000000000..7fc1085b85 --- /dev/null +++ b/Silicon/Marvell/Library/SmcLib/SmcLib.inf @@ -0,0 +1,29 @@ +#/** @file +# +# SPDX-License-Identifier: BSD-2-Clause-Patent +# https://spdx.org/licenses +# +# Copyright (C) 2023 Marvell +# +# Marvell SMC Interface library +# +#**/ + +[Defines] + INF_VERSION = 0x00010005 + BASE_NAME = SmcLib + FILE_GUID = fee427a7-816a-4636-bb81-a640c8288f28 + MODULE_TYPE = DXE_DRIVER + VERSION_STRING = 1.0 + LIBRARY_CLASS = SmcLib + +[Sources] + SmcLib.c + +[Packages] + ArmPkg/ArmPkg.dec + MdePkg/MdePkg.dec + Silicon/Marvell/MarvellSiliconPkg/MarvellSiliconPkg.dec + +[LibraryClasses] + ArmSmcLib diff --git a/Silicon/Marvell/MarvellSiliconPkg/Include/IndustryStandard/SmcLib.h b/Silicon/Marvell/MarvellSiliconPkg/Include/IndustryStandard/SmcLib.h new file mode 100644 index 0000000000..5251f4cd00 --- /dev/null +++ b/Silicon/Marvell/MarvellSiliconPkg/Include/IndustryStandard/SmcLib.h @@ -0,0 +1,28 @@ +/** @file +* +* SPDX-License-Identifier: BSD-2-Clause-Patent +* https://spdx.org/licenses +* +* Copyright (C) 2023 Marvell +* +* Header file for for Marvell SMC Interface +* +**/ + +#ifndef SMCLIB_H__ +#define SMCLIB_H__ + +/* SMC function IDs for Marvell Service queries */ + +#define MV_SMC_ID_CALL_COUNT 0xc200ff00 +#define MV_SMC_ID_UID 0xc200ff01 + +#define MV_SMC_ID_VERSION 0xc200ff03 + +/* x1 - node number */ +#define MV_SMC_ID_DRAM_SIZE 0xc2000301 + + +UINTN SmcGetRamSize (IN UINTN Node); + +#endif -- 2.34.1 -=-=-=-=-=-=-=-=-=-=-=- Groups.io Links: You receive all messages sent to this group. View/Reply Online (#119994): https://edk2.groups.io/g/devel/message/119994 Mute This Topic: https://groups.io/mt/107457447/21656 Group Owner: devel+ow...@edk2.groups.io Unsubscribe: https://edk2.groups.io/g/devel/unsub [arch...@mail-archive.com] -=-=-=-=-=-=-=-=-=-=-=-
