From: Pierre Gondois <pierre.gond...@arm.com> Add a Null instance of ArmHvcLib in case of library dependencies.
Reviewed-by: Leif Lindholm <quic_llind...@quicinc.com> Signed-off-by: Pierre Gondois <pierre.gond...@arm.com> --- ArmPkg/ArmPkg.dsc | 1 + ArmPkg/Library/ArmHvcLibNull/ArmHvcLibNull.c | 29 +++++++++++++++++++ .../Library/ArmHvcLibNull/ArmHvcLibNull.inf | 22 ++++++++++++++ 3 files changed, 52 insertions(+) create mode 100644 ArmPkg/Library/ArmHvcLibNull/ArmHvcLibNull.c create mode 100644 ArmPkg/Library/ArmHvcLibNull/ArmHvcLibNull.inf diff --git a/ArmPkg/ArmPkg.dsc b/ArmPkg/ArmPkg.dsc index 13e20a258e9e..11b473974463 100644 --- a/ArmPkg/ArmPkg.dsc +++ b/ArmPkg/ArmPkg.dsc @@ -132,6 +132,7 @@ [Components.common] ArmPkg/Library/ArmGenericTimerVirtCounterLib/ArmGenericTimerVirtCounterLib.inf ArmPkg/Library/ArmHvcLib/ArmHvcLib.inf + ArmPkg/Library/ArmHvcLibNull/ArmHvcLibNull.inf ArmPkg/Library/ArmMonitorLib/ArmMonitorLib.inf ArmPkg/Library/ArmSmcLib/ArmSmcLib.inf ArmPkg/Library/ArmSmcLibNull/ArmSmcLibNull.inf diff --git a/ArmPkg/Library/ArmHvcLibNull/ArmHvcLibNull.c b/ArmPkg/Library/ArmHvcLibNull/ArmHvcLibNull.c new file mode 100644 index 000000000000..8edda01a7f0a --- /dev/null +++ b/ArmPkg/Library/ArmHvcLibNull/ArmHvcLibNull.c @@ -0,0 +1,29 @@ +/** @file + Arm HyperVisor Call (HVC) Null Library. + + Copyright (c) 2022, Arm Limited. All rights reserved.<BR> + + SPDX-License-Identifier: BSD-2-Clause-Patent + +**/ + +#include <Library/ArmHvcLib.h> +#include <Library/DebugLib.h> + +/** + Trigger an HVC call + + HVC calls can take up to 8 arguments and return up to 4 return values. + Therefore, the 4 first fields in the ARM_HVC_ARGS structure are used + for both input and output values. + + @param [in,out] Args Arguments for the HVC call. +**/ +VOID +ArmCallHvc ( + IN OUT ARM_HVC_ARGS *Args + ) +{ + ASSERT (FALSE); + return; +} diff --git a/ArmPkg/Library/ArmHvcLibNull/ArmHvcLibNull.inf b/ArmPkg/Library/ArmHvcLibNull/ArmHvcLibNull.inf new file mode 100644 index 000000000000..e390a5fbbe21 --- /dev/null +++ b/ArmPkg/Library/ArmHvcLibNull/ArmHvcLibNull.inf @@ -0,0 +1,22 @@ +## @file +# Arm Hvc Null Library +# +# Copyright (c) 2022, Arm Limited. All rights reserved.<BR> +# +# SPDX-License-Identifier: BSD-2-Clause-Patent +## + +[Defines] + INF_VERSION = 1.29 + BASE_NAME = ArmHvcLibNull + FILE_GUID = 02076A46-D6DB-48DD-8E5F-153172DD73A1 + MODULE_TYPE = BASE + VERSION_STRING = 1.0 + LIBRARY_CLASS = ArmHvcLib + +[Sources] + ArmHvcLibNull.c + +[Packages] + ArmPkg/ArmPkg.dec + MdePkg/MdePkg.dec -- 2.25.1 -=-=-=-=-=-=-=-=-=-=-=- Groups.io Links: You receive all messages sent to this group. View/Reply Online (#95690): https://edk2.groups.io/g/devel/message/95690 Mute This Topic: https://groups.io/mt/94629242/21656 Group Owner: devel+ow...@edk2.groups.io Unsubscribe: https://edk2.groups.io/g/devel/unsub [arch...@mail-archive.com] -=-=-=-=-=-=-=-=-=-=-=-