From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pj1-f51.google.com (mail-pj1-f51.google.com [209.85.216.51]) by mx.groups.io with SMTP id smtpd.web09.6637.1662550681103735549 for ; Wed, 07 Sep 2022 04:38:01 -0700 Authentication-Results: mx.groups.io; dkim=pass header.i=@ventanamicro.com header.s=google header.b=EM8mbYom; spf=pass (domain: ventanamicro.com, ip: 209.85.216.51, mailfrom: sunilvl@ventanamicro.com) Received: by mail-pj1-f51.google.com with SMTP id x1-20020a17090ab00100b001fda21bbc90so17983024pjq.3 for ; Wed, 07 Sep 2022 04:38:01 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ventanamicro.com; s=google; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date; bh=NlZ8hDJjnrGVJO4YtVNFj/N7rWOODZJMVJTEuFC1Tzw=; b=EM8mbYom6VlLyHfrXRDBvT4iH+ty4J+Eq8cci4rcYbitnKZu88EArXKFf1VfD0zVms Imf7IRnSucrY5BbXB6lF4bM+dpT3PIieyYYhLiPuBVhv1QAkq1gSqJ/miuzPjEiX61Ux j+fXRwKbmyaNMfI8abyaud1TcMrsTb1KCZR8NXjdgYpoJIEZ0V0vFN3Aw1lUFMUVtO63 yFnBZjpF7Sj58tsAO04zUGd01Yxxs/+t9AgGC1Awp0hCvZzEbYzDPRziYbS06Xm5ygTn 2rs7aF7immP/jFAAZxiU6h1ZpPiVCQFQoyTs3gbfxq+q2DevmEz7bKulTq0IL6rUk866 BjKA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date; bh=NlZ8hDJjnrGVJO4YtVNFj/N7rWOODZJMVJTEuFC1Tzw=; b=w29v/yAiXCnnNy4XkhNKdrE6P/D9vlUb5vRByemNdvCIjjm2NjHowkegjlZ+t7ohL4 IPFCE+HB7lcKMXo9/Oq6N7/P5exRnvTniqGmy/4zYQ+TsmkFMWPtOwJNrrXrrASPDUGr 2wKXhZT04TIQBUv5biEW0IBvKT9wu9w+wfaUTwsT/e+t2c76eGmYKXVVCNzQbaNR7niW oZ5PNichenJcg3/7KB4mwXNm6t4C2ldlUPWfBum5NrZBNhGytlb0x3kUJXZEHicozpPu 14N/WTEIrEibNhj7SulIiszjNscv6PpcVBHmaVw9AQcDH6HvE0xAfePIOEMxJQRdUQmD 5q2Q== X-Gm-Message-State: ACgBeo26/OCeMfrcnV4WYA70B3m1XSO5JcexauK89nu50oTeOalsLLTg ymk/V0Pjg0R/7t5V+BLzwQGpsPXsOxvWU9Ff X-Google-Smtp-Source: AA6agR5Gz6gc4Kw3UAOEpRP4mgPdNN2W66SItoCVv7K7g2gFkTnUDqYz3Nxcni6+mJLiHQ1fJHoLPA== X-Received: by 2002:a17:902:f60f:b0:172:86f6:241b with SMTP id n15-20020a170902f60f00b0017286f6241bmr3208722plg.162.1662550679951; Wed, 07 Sep 2022 04:37:59 -0700 (PDT) Return-Path: Received: from localhost.localdomain ([49.206.11.92]) by smtp.gmail.com with ESMTPSA id 8-20020a17090a000800b001fd77933fb3sm10797230pja.17.2022.09.07.04.37.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 07 Sep 2022 04:37:59 -0700 (PDT) From: "Sunil V L" To: devel@edk2.groups.io Cc: Jian J Wang , Liming Gao , Eric Dong , Ray Ni , Rahul Kumar , Debkumar De , Catharine West , Daniel Schaefer , Abner Chang , Leif Lindholm , Andrew Fish , Ard Biesheuvel , Heinrich Schuchardt , Anup Patel , Sunil V L Subject: [RFC PATCH V2 17/19] MdeModulePkg/Universal: Add TimerDxe module Date: Wed, 7 Sep 2022 17:06:24 +0530 Message-Id: <20220907113626.540065-18-sunilvl@ventanamicro.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220907113626.540065-1-sunilvl@ventanamicro.com> References: <20220907113626.540065-1-sunilvl@ventanamicro.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit This DXE module initializes the timer interrupt handler and installs the Arch Timer protocol. Signed-off-by: Sunil V L --- MdeModulePkg/Universal/TimerDxe/TimerDxe.inf | 52 ++++ MdeModulePkg/Universal/TimerDxe/RiscV64/Timer.h | 174 ++++++++++++ MdeModulePkg/Universal/TimerDxe/RiscV64/Timer.c | 293 ++++++++++++++++++++ MdeModulePkg/Universal/TimerDxe/Timer.uni | 15 + MdeModulePkg/Universal/TimerDxe/TimerExtra.uni | 13 + 5 files changed, 547 insertions(+) diff --git a/MdeModulePkg/Universal/TimerDxe/TimerDxe.inf b/MdeModulePkg/Universal/TimerDxe/TimerDxe.inf new file mode 100644 index 000000000000..b291a1fcecb2 --- /dev/null +++ b/MdeModulePkg/Universal/TimerDxe/TimerDxe.inf @@ -0,0 +1,52 @@ +## @file +# Timer Arch protocol module +# +# Copyright (c) 2019, Hewlett Packard Enterprise Development LP. All rights reserved.
+# Copyright (c) 2022, Ventana Micro Systems Inc. All rights reserved.
+# +# SPDX-License-Identifier: BSD-2-Clause-Patent +# +## + +[Defines] + INF_VERSION = 0x0001001b + BASE_NAME = Timer + MODULE_UNI_FILE = Timer.uni + FILE_GUID = 055DDAC6-9142-4013-BF20-FC2E5BC325C9 + MODULE_TYPE = DXE_DRIVER + VERSION_STRING = 1.0 + ENTRY_POINT = TimerDriverInitialize +# +# The following information is for reference only and not required by the build +# tools. +# +# VALID_ARCHITECTURES = RISCV64 +# +[Packages] + MdePkg/MdePkg.dec + UefiCpuPkg/UefiCpuPkg.dec + +[LibraryClasses] + BaseLib + DebugLib + IoLib + CpuLib + UefiBootServicesTableLib + UefiDriverEntryPoint + +[LibraryClasses.RISCV64] + RiscVSbiLib + +[Sources.RISCV64] + RiscV64/Timer.h + RiscV64/Timer.c + +[Protocols] + gEfiCpuArchProtocolGuid ## CONSUMES + gEfiTimerArchProtocolGuid ## PRODUCES + +[Depex] + gEfiCpuArchProtocolGuid + +[UserExtensions.TianoCore."ExtraFiles"] + TimerExtra.uni diff --git a/MdeModulePkg/Universal/TimerDxe/RiscV64/Timer.h b/MdeModulePkg/Universal/TimerDxe/RiscV64/Timer.h new file mode 100644 index 000000000000..32f56f8fe1ca --- /dev/null +++ b/MdeModulePkg/Universal/TimerDxe/RiscV64/Timer.h @@ -0,0 +1,174 @@ +/** @file + RISC-V Timer Architectural Protocol definitions + + Copyright (c) 2019, Hewlett Packard Enterprise Development LP. All rights reserved.
+ Copyright (c) 2022, Ventana Micro Systems Inc. All rights reserved.
+ + SPDX-License-Identifier: BSD-2-Clause-Patent + +**/ + +#ifndef _TIMER_H_ +#define _TIMER_H_ + +#include + +#include +#include + +#include +#include +#include +#include + +// +// RISC-V use 100us timer. +// The default timer tick duration is set to 10 ms = 10 * 1000 * 10 100 ns units +// +#define DEFAULT_TIMER_TICK_DURATION 100000 + +extern VOID RiscvSetTimerPeriod (UINT32 TimerPeriod); + +// +// Function Prototypes +// +/** + Initialize the Timer Architectural Protocol driver + + @param ImageHandle ImageHandle of the loaded driver + @param SystemTable Pointer to the System Table + + @retval EFI_SUCCESS Timer Architectural Protocol created + @retval EFI_OUT_OF_RESOURCES Not enough resources available to initialize driver. + @retval EFI_DEVICE_ERROR A device error occured attempting to initialize the driver. + +**/ +EFI_STATUS +EFIAPI +TimerDriverInitialize ( + IN EFI_HANDLE ImageHandle, + IN EFI_SYSTEM_TABLE *SystemTable + ) +; + +/** + + This function adjusts the period of timer interrupts to the value specified + by TimerPeriod. If the timer period is updated, then the selected timer + period is stored in EFI_TIMER.TimerPeriod, and EFI_SUCCESS is returned. If + the timer hardware is not programmable, then EFI_UNSUPPORTED is returned. + If an error occurs while attempting to update the timer period, then the + timer hardware will be put back in its state prior to this call, and + EFI_DEVICE_ERROR is returned. If TimerPeriod is 0, then the timer interrupt + is disabled. This is not the same as disabling the CPU's interrupts. + Instead, it must either turn off the timer hardware, or it must adjust the + interrupt controller so that a CPU interrupt is not generated when the timer + interrupt fires. + + + @param This The EFI_TIMER_ARCH_PROTOCOL instance. + @param NotifyFunction The rate to program the timer interrupt in 100 nS units. If + the timer hardware is not programmable, then EFI_UNSUPPORTED is + returned. If the timer is programmable, then the timer period + will be rounded up to the nearest timer period that is supported + by the timer hardware. If TimerPeriod is set to 0, then the + timer interrupts will be disabled. + + @retval EFI_SUCCESS The timer period was changed. + @retval EFI_UNSUPPORTED The platform cannot change the period of the timer interrupt. + @retval EFI_DEVICE_ERROR The timer period could not be changed due to a device error. + +**/ +EFI_STATUS +EFIAPI +TimerDriverRegisterHandler ( + IN EFI_TIMER_ARCH_PROTOCOL *This, + IN EFI_TIMER_NOTIFY NotifyFunction + ) +; + +/** + + This function adjusts the period of timer interrupts to the value specified + by TimerPeriod. If the timer period is updated, then the selected timer + period is stored in EFI_TIMER.TimerPeriod, and EFI_SUCCESS is returned. If + the timer hardware is not programmable, then EFI_UNSUPPORTED is returned. + If an error occurs while attempting to update the timer period, then the + timer hardware will be put back in its state prior to this call, and + EFI_DEVICE_ERROR is returned. If TimerPeriod is 0, then the timer interrupt + is disabled. This is not the same as disabling the CPU's interrupts. + Instead, it must either turn off the timer hardware, or it must adjust the + interrupt controller so that a CPU interrupt is not generated when the timer + interrupt fires. + + + @param This The EFI_TIMER_ARCH_PROTOCOL instance. + @param TimerPeriod The rate to program the timer interrupt in 100 nS units. If + the timer hardware is not programmable, then EFI_UNSUPPORTED is + returned. If the timer is programmable, then the timer period + will be rounded up to the nearest timer period that is supported + by the timer hardware. If TimerPeriod is set to 0, then the + timer interrupts will be disabled. + + @retval EFI_SUCCESS The timer period was changed. + @retval EFI_UNSUPPORTED The platform cannot change the period of the timer interrupt. + @retval EFI_DEVICE_ERROR The timer period could not be changed due to a device error. + +**/ +EFI_STATUS +EFIAPI +TimerDriverSetTimerPeriod ( + IN EFI_TIMER_ARCH_PROTOCOL *This, + IN UINT64 TimerPeriod + ) +; + +/** + + This function retrieves the period of timer interrupts in 100 ns units, + returns that value in TimerPeriod, and returns EFI_SUCCESS. If TimerPeriod + is NULL, then EFI_INVALID_PARAMETER is returned. If a TimerPeriod of 0 is + returned, then the timer is currently disabled. + + + @param This The EFI_TIMER_ARCH_PROTOCOL instance. + @param TimerPeriod A pointer to the timer period to retrieve in 100 ns units. If + 0 is returned, then the timer is currently disabled. + + @retval EFI_SUCCESS The timer period was returned in TimerPeriod. + @retval EFI_INVALID_PARAMETER TimerPeriod is NULL. + +**/ +EFI_STATUS +EFIAPI +TimerDriverGetTimerPeriod ( + IN EFI_TIMER_ARCH_PROTOCOL *This, + OUT UINT64 *TimerPeriod + ) +; + +/** + + This function generates a soft timer interrupt. If the platform does not support soft + timer interrupts, then EFI_UNSUPPORTED is returned. Otherwise, EFI_SUCCESS is returned. + If a handler has been registered through the EFI_TIMER_ARCH_PROTOCOL.RegisterHandler() + service, then a soft timer interrupt will be generated. If the timer interrupt is + enabled when this service is called, then the registered handler will be invoked. The + registered handler should not be able to distinguish a hardware-generated timer + interrupt from a software-generated timer interrupt. + + + @param This The EFI_TIMER_ARCH_PROTOCOL instance. + + @retval EFI_SUCCESS The soft timer interrupt was generated. + @retval EFI_UNSUPPORTEDT The platform does not support the generation of soft timer interrupts. + +**/ +EFI_STATUS +EFIAPI +TimerDriverGenerateSoftInterrupt ( + IN EFI_TIMER_ARCH_PROTOCOL *This + ) +; + +#endif diff --git a/MdeModulePkg/Universal/TimerDxe/RiscV64/Timer.c b/MdeModulePkg/Universal/TimerDxe/RiscV64/Timer.c new file mode 100644 index 000000000000..4deb91766d17 --- /dev/null +++ b/MdeModulePkg/Universal/TimerDxe/RiscV64/Timer.c @@ -0,0 +1,293 @@ +/** @file + RISC-V Timer Architectural Protocol + + Copyright (c) 2019, Hewlett Packard Enterprise Development LP. All rights reserved.
+ Copyright (c) 2022, Ventana Micro Systems Inc. All rights reserved.
+ + SPDX-License-Identifier: BSD-2-Clause-Patent + +**/ + +#include "Timer.h" +#include +#include + +// +// The handle onto which the Timer Architectural Protocol will be installed +// +STATIC EFI_HANDLE mTimerHandle = NULL; + +// +// The Timer Architectural Protocol that this driver produces +// +EFI_TIMER_ARCH_PROTOCOL mTimer = { + TimerDriverRegisterHandler, + TimerDriverSetTimerPeriod, + TimerDriverGetTimerPeriod, + TimerDriverGenerateSoftInterrupt +}; + +// +// Pointer to the CPU Architectural Protocol instance +// +EFI_CPU_ARCH_PROTOCOL *mCpu; + +// +// The notification function to call on every timer interrupt. +// A bug in the compiler prevents us from initializing this here. +// +STATIC EFI_TIMER_NOTIFY mTimerNotifyFunction; + +// +// The current period of the timer interrupt +// +STATIC UINT64 mTimerPeriod = 0; + +/** + Timer Interrupt Handler. + + @param InterruptType The type of interrupt that occured + @param SystemContext A pointer to the system context when the interrupt occured +**/ + +VOID +EFIAPI +TimerInterruptHandler ( + IN EFI_EXCEPTION_TYPE InterruptType, + IN EFI_SYSTEM_CONTEXT SystemContext + ) +{ + EFI_TPL OriginalTPL; + UINT64 RiscvTimer; + + OriginalTPL = gBS->RaiseTPL (TPL_HIGH_LEVEL); + if (mTimerNotifyFunction != NULL) { + mTimerNotifyFunction (mTimerPeriod); + } + csr_clear(CSR_SIE, SIP_STIP); // Disable SMode timer int + csr_clear(CSR_SIP, SIP_STIP); + if (mTimerPeriod == 0) { + gBS->RestoreTPL (OriginalTPL); + csr_clear(CSR_SIE, SIP_STIP); // Disable SMode timer int + return; + } + RiscvTimer = csr_read(CSR_TIME); + SbiSetTimer (RiscvTimer += mTimerPeriod); + gBS->RestoreTPL (OriginalTPL); + csr_set(CSR_SIE, SIP_STIP); // enable SMode timer int +} + +/** + + This function registers the handler NotifyFunction so it is called every time + the timer interrupt fires. It also passes the amount of time since the last + handler call to the NotifyFunction. If NotifyFunction is NULL, then the + handler is unregistered. If the handler is registered, then EFI_SUCCESS is + returned. If the CPU does not support registering a timer interrupt handler, + then EFI_UNSUPPORTED is returned. If an attempt is made to register a handler + when a handler is already registered, then EFI_ALREADY_STARTED is returned. + If an attempt is made to unregister a handler when a handler is not registered, + then EFI_INVALID_PARAMETER is returned. If an error occurs attempting to + register the NotifyFunction with the timer interrupt, then EFI_DEVICE_ERROR + is returned. + + @param This The EFI_TIMER_ARCH_PROTOCOL instance. + @param NotifyFunction The function to call when a timer interrupt fires. This + function executes at TPL_HIGH_LEVEL. The DXE Core will + register a handler for the timer interrupt, so it can know + how much time has passed. This information is used to + signal timer based events. NULL will unregister the handler. + + @retval EFI_SUCCESS The timer handler was registered. + @retval EFI_UNSUPPORTED The platform does not support timer interrupts. + @retval EFI_ALREADY_STARTED NotifyFunction is not NULL, and a handler is already + registered. + @retval EFI_INVALID_PARAMETER NotifyFunction is NULL, and a handler was not + previously registered. + @retval EFI_DEVICE_ERROR The timer handler could not be registered. + +**/ +EFI_STATUS +EFIAPI +TimerDriverRegisterHandler ( + IN EFI_TIMER_ARCH_PROTOCOL *This, + IN EFI_TIMER_NOTIFY NotifyFunction + ) +{ + DEBUG ((DEBUG_INFO, "TimerDriverRegisterHandler(0x%lx) called\n", NotifyFunction)); + mTimerNotifyFunction = NotifyFunction; + return EFI_SUCCESS; +} + +/** + + This function adjusts the period of timer interrupts to the value specified + by TimerPeriod. If the timer period is updated, then the selected timer + period is stored in EFI_TIMER.TimerPeriod, and EFI_SUCCESS is returned. If + the timer hardware is not programmable, then EFI_UNSUPPORTED is returned. + If an error occurs while attempting to update the timer period, then the + timer hardware will be put back in its state prior to this call, and + EFI_DEVICE_ERROR is returned. If TimerPeriod is 0, then the timer interrupt + is disabled. This is not the same as disabling the CPU's interrupts. + Instead, it must either turn off the timer hardware, or it must adjust the + interrupt controller so that a CPU interrupt is not generated when the timer + interrupt fires. + + + @param This The EFI_TIMER_ARCH_PROTOCOL instance. + @param TimerPeriod The rate to program the timer interrupt in 100 nS units. If + the timer hardware is not programmable, then EFI_UNSUPPORTED is + returned. If the timer is programmable, then the timer period + will be rounded up to the nearest timer period that is supported + by the timer hardware. If TimerPeriod is set to 0, then the + timer interrupts will be disabled. + + @retval EFI_SUCCESS The timer period was changed. + @retval EFI_UNSUPPORTED The platform cannot change the period of the timer interrupt. + @retval EFI_DEVICE_ERROR The timer period could not be changed due to a device error. + +**/ +EFI_STATUS +EFIAPI +TimerDriverSetTimerPeriod ( + IN EFI_TIMER_ARCH_PROTOCOL *This, + IN UINT64 TimerPeriod + ) +{ + UINT64 RiscvTimer; + + DEBUG ((DEBUG_INFO, "TimerDriverSetTimerPeriod(0x%lx)\n", TimerPeriod)); + + if (TimerPeriod == 0) { + mTimerPeriod = 0; + csr_clear(CSR_SIE, SIP_STIP); // disable timer int + return EFI_SUCCESS; + } + + mTimerPeriod = TimerPeriod / 10; // convert unit from 100ns to 1us + RiscvTimer = csr_read(CSR_TIME); + SbiSetTimer(RiscvTimer + mTimerPeriod); + + mCpu->EnableInterrupt(mCpu); + csr_set(CSR_SIE, SIP_STIP); // enable timer int + return EFI_SUCCESS; +} + +/** + + This function retrieves the period of timer interrupts in 100 ns units, + returns that value in TimerPeriod, and returns EFI_SUCCESS. If TimerPeriod + is NULL, then EFI_INVALID_PARAMETER is returned. If a TimerPeriod of 0 is + returned, then the timer is currently disabled. + + + @param This The EFI_TIMER_ARCH_PROTOCOL instance. + @param TimerPeriod A pointer to the timer period to retrieve in 100 ns units. If + 0 is returned, then the timer is currently disabled. + + @retval EFI_SUCCESS The timer period was returned in TimerPeriod. + @retval EFI_INVALID_PARAMETER TimerPeriod is NULL. + +**/ +EFI_STATUS +EFIAPI +TimerDriverGetTimerPeriod ( + IN EFI_TIMER_ARCH_PROTOCOL *This, + OUT UINT64 *TimerPeriod + ) +{ + *TimerPeriod = mTimerPeriod; + return EFI_SUCCESS; +} + +/** + + This function generates a soft timer interrupt. If the platform does not support soft + timer interrupts, then EFI_UNSUPPORTED is returned. Otherwise, EFI_SUCCESS is returned. + If a handler has been registered through the EFI_TIMER_ARCH_PROTOCOL.RegisterHandler() + service, then a soft timer interrupt will be generated. If the timer interrupt is + enabled when this service is called, then the registered handler will be invoked. The + registered handler should not be able to distinguish a hardware-generated timer + interrupt from a software-generated timer interrupt. + + + @param This The EFI_TIMER_ARCH_PROTOCOL instance. + + @retval EFI_SUCCESS The soft timer interrupt was generated. + @retval EFI_UNSUPPORTEDT The platform does not support the generation of soft timer interrupts. + +**/ +EFI_STATUS +EFIAPI +TimerDriverGenerateSoftInterrupt ( + IN EFI_TIMER_ARCH_PROTOCOL *This + ) +{ + return EFI_SUCCESS; +} + +/** + Initialize the Timer Architectural Protocol driver + + @param ImageHandle ImageHandle of the loaded driver + @param SystemTable Pointer to the System Table + + @retval EFI_SUCCESS Timer Architectural Protocol created + @retval EFI_OUT_OF_RESOURCES Not enough resources available to initialize driver. + @retval EFI_DEVICE_ERROR A device error occured attempting to initialize the driver. + +**/ +EFI_STATUS +EFIAPI +TimerDriverInitialize ( + IN EFI_HANDLE ImageHandle, + IN EFI_SYSTEM_TABLE *SystemTable + ) +{ + EFI_STATUS Status; + + // + // Initialize the pointer to our notify function. + // + mTimerNotifyFunction = NULL; + + // + // Make sure the Timer Architectural Protocol is not already installed in the system + // + ASSERT_PROTOCOL_ALREADY_INSTALLED (NULL, &gEfiTimerArchProtocolGuid); + + // + // Find the CPU architectural protocol. + // + Status = gBS->LocateProtocol (&gEfiCpuArchProtocolGuid, NULL, (VOID **) &mCpu); + ASSERT_EFI_ERROR (Status); + + // + // Force the timer to be disabled + // + Status = TimerDriverSetTimerPeriod (&mTimer, 0); + ASSERT_EFI_ERROR (Status); + + // + // Install interrupt handler for RISC-V Timer. + // + Status = mCpu->RegisterInterruptHandler (mCpu, EXCEPT_RISCV_TIMER_INT, TimerInterruptHandler); + ASSERT_EFI_ERROR (Status); + + // + // Force the timer to be enabled at its default period + // + Status = TimerDriverSetTimerPeriod (&mTimer, DEFAULT_TIMER_TICK_DURATION); + ASSERT_EFI_ERROR (Status); + + // + // Install the Timer Architectural Protocol onto a new handle + // + Status = gBS->InstallMultipleProtocolInterfaces ( + &mTimerHandle, + &gEfiTimerArchProtocolGuid, &mTimer, + NULL + ); + ASSERT_EFI_ERROR (Status); + return Status; +} diff --git a/MdeModulePkg/Universal/TimerDxe/Timer.uni b/MdeModulePkg/Universal/TimerDxe/Timer.uni new file mode 100644 index 000000000000..07272a8a787b --- /dev/null +++ b/MdeModulePkg/Universal/TimerDxe/Timer.uni @@ -0,0 +1,15 @@ +// /** @file +// +// Timer Arch protocol strings. +// +// Copyright (c) 2016, Hewlett Packard Enterprise Development LP. All rights reserved.
+// Copyright (c) 2022, Ventana Micro Systems Inc. All rights reserved.
+// +// SPDX-License-Identifier: BSD-2-Clause-Patent +// +// **/ + + +#string STR_MODULE_ABSTRACT #language en-US "Timer driver that provides Timer Arch protocol" + +#string STR_MODULE_DESCRIPTION #language en-US "Timer driver that provides Timer Arch protocol." diff --git a/MdeModulePkg/Universal/TimerDxe/TimerExtra.uni b/MdeModulePkg/Universal/TimerDxe/TimerExtra.uni new file mode 100644 index 000000000000..ad80afe2674c --- /dev/null +++ b/MdeModulePkg/Universal/TimerDxe/TimerExtra.uni @@ -0,0 +1,13 @@ +// /** @file +// Timer Localized Strings and Content +// +// Copyright (c) 2016, Hewlett Packard Enterprise Development LP. All rights reserved.
+// Copyright (c) 2022, Ventana Micro Systems Inc. All rights reserved.
+// +// SPDX-License-Identifier: BSD-2-Clause-Patent +// +// **/ + +#string STR_PROPERTIES_MODULE_NAME +#language en-US +"Timer DXE Driver" -- 2.25.1