From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: mx.groups.io; dkim=missing; spf=pass (domain: hpe.com, ip: 148.163.147.86, mailfrom: prvs=016589022d=gilbert.chen@hpe.com) Received: from mx0a-002e3701.pphosted.com (mx0a-002e3701.pphosted.com [148.163.147.86]) by groups.io with SMTP; Wed, 18 Sep 2019 20:51:51 -0700 Received: from pps.filterd (m0150242.ppops.net [127.0.0.1]) by mx0a-002e3701.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id x8J3pLVR030211 for ; Thu, 19 Sep 2019 03:51:50 GMT Received: from g4t3427.houston.hpe.com (g4t3427.houston.hpe.com [15.241.140.73]) by mx0a-002e3701.pphosted.com with ESMTP id 2v3vapnbau-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT) for ; Thu, 19 Sep 2019 03:51:50 +0000 Received: from g4t3433.houston.hpecorp.net (g4t3433.houston.hpecorp.net [16.208.49.245]) by g4t3427.houston.hpe.com (Postfix) with ESMTP id 78F635E for ; Thu, 19 Sep 2019 03:51:49 +0000 (UTC) Received: from ARBDN0VRAE.asiapacific.hpqcorp.net (arbdn0vrae.asiapacific.hpqcorp.net [10.43.41.0]) by g4t3433.houston.hpecorp.net (Postfix) with ESMTP id AC3B145 for ; Thu, 19 Sep 2019 03:51:48 +0000 (UTC) From: "Gilbert Chen" To: devel@edk2.groups.io Subject: [plaforms/devel-riscv-v2 PATCHv2 12/14] U500Pkg/TimerDxe: Platform Timer DXE driver Date: Thu, 19 Sep 2019 11:51:29 +0800 Message-Id: <20190919035131.4700-13-gilbert.chen@hpe.com> X-Mailer: git-send-email 2.12.0.windows.1 In-Reply-To: <20190919035131.4700-1-gilbert.chen@hpe.com> References: <20190919035131.4700-1-gilbert.chen@hpe.com> X-HPE-SCL: -1 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.70,1.0.8 definitions=2019-09-19_01:2019-09-18,2019-09-19 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 priorityscore=1501 impostorscore=0 malwarescore=0 suspectscore=13 adultscore=0 mlxlogscore=997 mlxscore=0 lowpriorityscore=0 spamscore=0 phishscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-1908290000 definitions=main-1909190033 Timer DXE driver for U500 platform based U500 platform implementation specifc timer registers. Signed-off-by: Gilbert Chen --- .../SiFive/U500Pkg/Universal/Dxe/TimerDxe/Timer.c | 311 +++++++++++++++++++++ .../SiFive/U500Pkg/Universal/Dxe/TimerDxe/Timer.h | 174 ++++++++++++ .../U500Pkg/Universal/Dxe/TimerDxe/Timer.uni | 14 + .../U500Pkg/Universal/Dxe/TimerDxe/TimerDxe.inf | 48 ++++ .../U500Pkg/Universal/Dxe/TimerDxe/TimerExtra.uni | 12 + 5 files changed, 559 insertions(+) create mode 100644 Platform/RiscV/SiFive/U500Pkg/Universal/Dxe/TimerDxe/Timer.c create mode 100644 Platform/RiscV/SiFive/U500Pkg/Universal/Dxe/TimerDxe/Timer.h create mode 100644 Platform/RiscV/SiFive/U500Pkg/Universal/Dxe/TimerDxe/Timer.uni create mode 100644 Platform/RiscV/SiFive/U500Pkg/Universal/Dxe/TimerDxe/TimerDxe.inf create mode 100644 Platform/RiscV/SiFive/U500Pkg/Universal/Dxe/TimerDxe/TimerExtra.uni diff --git a/Platform/RiscV/SiFive/U500Pkg/Universal/Dxe/TimerDxe/Timer.c b/Platform/RiscV/SiFive/U500Pkg/Universal/Dxe/TimerDxe/Timer.c new file mode 100644 index 00000000..5cb42943 --- /dev/null +++ b/Platform/RiscV/SiFive/U500Pkg/Universal/Dxe/TimerDxe/Timer.c @@ -0,0 +1,311 @@ +/** @file + RISC-V Timer Architectural Protocol for U500 platform. + + Copyright (c) 2019, Hewlett Packard Enterprise Development LP. All rights reserved.
+ + SPDX-License-Identifier: BSD-2-Clause-Patent + +**/ + +#include "Timer.h" +#include +#include +#include +#include +#include + +#define CLINT_REG_MTIME 0x0200BFF8 +#define CLINT_REG_MTIMECMP0 0x02004000 +#define CLINT_REG_MTIMECMP1 0x02004008 +#define CLINT_REG_MTIMECMP2 0x02004010 +#define CLINT_REG_MTIMECMP3 0x02004018 +#define CLINT_REG_MTIMECMP4 0x02004020 + +static volatile void * const p_mtime = (void *)CLINT_REG_MTIME; +#define MTIME (*p_mtime) +#define MTIMECMP(i) (p_mtimecmp[i]) + +// +// The handle onto which the Timer Architectural Protocol will be installed +// +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. +// +EFI_TIMER_NOTIFY mTimerNotifyFunction; + +// +// The current period of the timer interrupt +// +volatile UINT64 mTimerPeriod = 0; + + +/** + 8254 Timer #0 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; + + csr_clear(CSR_SIE, MIP_STIP); // enable timer int + OriginalTPL = gBS->RaiseTPL (TPL_HIGH_LEVEL); + if (mTimerPeriod == 0) { + gBS->RestoreTPL (OriginalTPL); + mCpu->DisableInterrupt(mCpu); + return; + } + if (mTimerNotifyFunction != NULL) { + mTimerNotifyFunction (mTimerPeriod); + } + gBS->RestoreTPL (OriginalTPL); + + + RiscvTimer = readq_relaxed(p_mtime); + sbi_set_timer(RiscvTimer += mTimerPeriod); + csr_set(CSR_SIE, MIP_STIP); // enable 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; + mCpu->DisableInterrupt(mCpu); + csr_clear(CSR_SIE, MIP_STIP); // disable timer int + return EFI_SUCCESS; + } + + mTimerPeriod = TimerPeriod / 10; // convert unit from 100ns to 1us + + mCpu->EnableInterrupt(mCpu); + csr_set(CSR_SIE, MIP_STIP); // enable timer int + + RiscvTimer = readq_relaxed(p_mtime); + sbi_set_timer(RiscvTimer + mTimerPeriod); + 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/Platform/RiscV/SiFive/U500Pkg/Universal/Dxe/TimerDxe/Timer.h b/Platform/RiscV/SiFive/U500Pkg/Universal/Dxe/TimerDxe/Timer.h new file mode 100644 index 00000000..3bfc415d --- /dev/null +++ b/Platform/RiscV/SiFive/U500Pkg/Universal/Dxe/TimerDxe/Timer.h @@ -0,0 +1,174 @@ +/** @file + RISC-V Timer Architectural Protocol definitions for U500 platform, + + Copyright (c) 2019, Hewlett Packard Enterprise Development LP. All rights reserved.
+ + SPDX-License-Identifier: BSD-2-Clause-Patent + +**/ + +#ifndef _TIMER_H_ +#define _TIMER_H_ + +#include + +#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/Platform/RiscV/SiFive/U500Pkg/Universal/Dxe/TimerDxe/Timer.uni b/Platform/RiscV/SiFive/U500Pkg/Universal/Dxe/TimerDxe/Timer.uni new file mode 100644 index 00000000..38302244 --- /dev/null +++ b/Platform/RiscV/SiFive/U500Pkg/Universal/Dxe/TimerDxe/Timer.uni @@ -0,0 +1,14 @@ +// /** @file +// +// RISC-V Timer Arch protocol strings. +// +// Copyright (c) 2016, Hewlett Packard Enterprise Development LP. All rights reserved.
+// +// SPDX-License-Identifier: BSD-2-Clause-Patent +// +// **/ + + +#string STR_MODULE_ABSTRACT #language en-US "RISC-V timer driver that provides Timer Arch protocol" + +#string STR_MODULE_DESCRIPTION #language en-US "RISC-V timer driver that provides Timer Arch protocol." diff --git a/Platform/RiscV/SiFive/U500Pkg/Universal/Dxe/TimerDxe/TimerDxe.inf b/Platform/RiscV/SiFive/U500Pkg/Universal/Dxe/TimerDxe/TimerDxe.inf new file mode 100644 index 00000000..f8af6889 --- /dev/null +++ b/Platform/RiscV/SiFive/U500Pkg/Universal/Dxe/TimerDxe/TimerDxe.inf @@ -0,0 +1,48 @@ +## @file +# RISC-V Timer Arch protocol module for U500 platform +# +# Copyright (c) 2019, Hewlett Packard Enterprise Development LP. All rights reserved.
+# +# SPDX-License-Identifier: BSD-2-Clause-Patent +# +## + +[Defines] + INF_VERSION = 0x00010005 + BASE_NAME = Timer + MODULE_UNI_FILE = Timer.uni + FILE_GUID = 3F75D495-23FF-46B6-9D19-0DECC8A4EA91 + MODULE_TYPE = DXE_DRIVER + VERSION_STRING = 1.0 + + ENTRY_POINT = TimerDriverInitialize + +[Packages] + MdePkg/MdePkg.dec + RiscVPkg/RiscVPkg.dec + +[LibraryClasses] + UefiBootServicesTableLib + BaseLib + DebugLib + UefiDriverEntryPoint + IoLib + RiscVCpuLib + RiscVOpensbiLib + +[Sources] + Timer.h + Timer.c + +[Protocols] + gEfiCpuArchProtocolGuid ## CONSUMES + gEfiTimerArchProtocolGuid ## PRODUCES + +[Pcd] + gUefiRiscVPkgTokenSpaceGuid.PcdRiscVMachineTimerFrequencyInHerz + +[Depex] + gEfiCpuArchProtocolGuid + +[UserExtensions.TianoCore."ExtraFiles"] + TimerExtra.uni diff --git a/Platform/RiscV/SiFive/U500Pkg/Universal/Dxe/TimerDxe/TimerExtra.uni b/Platform/RiscV/SiFive/U500Pkg/Universal/Dxe/TimerDxe/TimerExtra.uni new file mode 100644 index 00000000..cf25ff14 --- /dev/null +++ b/Platform/RiscV/SiFive/U500Pkg/Universal/Dxe/TimerDxe/TimerExtra.uni @@ -0,0 +1,12 @@ +// /** @file +// Timer Localized Strings and Content +// +// Copyright (c) 2016, Hewlett Packard Enterprise Development LP. All rights reserved.
+// +// SPDX-License-Identifier: BSD-2-Clause-Patent +// +// **/ + +#string STR_PROPERTIES_MODULE_NAME +#language en-US +"RISC-V Timer DXE Driver" -- 2.12.0.windows.1