It will be replaced by UefiCpuPkg/Library/BaseRiscV64CpuTimerLib.
Cc: Daniel Schaefer <g...@danielschaefer.me>
Cc: Sunil V L <suni...@ventanamicro.com>
Cc: Andrei Warkentin <andrei.warken...@intel.com>
Signed-off-by: Evan Chai <evan.c...@intel.com>
---
Platform/SiFive/U5SeriesPkg/FreedomU500VC707Board/U500.dsc | 11
++++++-----
Platform/SiFive/U5SeriesPkg/FreedomU500VC707Board/U500.fdf | 1 +
Platform/SiFive/U5SeriesPkg/FreedomU540HiFiveUnleashedBoard/U540.dsc | 11
++++++-----
Platform/SiFive/U5SeriesPkg/FreedomU540HiFiveUnleashedBoard/U540.fdf | 1 +
Silicon/RISC-V/ProcessorPkg/Library/RiscVTimerLib/BaseRiscVTimerLib.inf | 35
-----------------------------------
Silicon/RISC-V/ProcessorPkg/Library/RiscVTimerLib/RiscVTimerLib.c | 199
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Silicon/RISC-V/ProcessorPkg/RiscVProcessorPkg.dsc | 6
+-----
7 files changed, 15 insertions(+), 249 deletions(-)
diff --git a/Platform/SiFive/U5SeriesPkg/FreedomU500VC707Board/U500.dsc
b/Platform/SiFive/U5SeriesPkg/FreedomU500VC707Board/U500.dsc
index c26b4608..95bf5ac4 100644
--- a/Platform/SiFive/U5SeriesPkg/FreedomU500VC707Board/U500.dsc
+++ b/Platform/SiFive/U5SeriesPkg/FreedomU500VC707Board/U500.dsc
@@ -2,6 +2,7 @@
# RISC-V EFI on SiFive VC707 (U500) RISC-V platform
#
# Copyright (c) 2019-2021, Hewlett Packard Enterprise Development LP. All
rights reserved.<BR>
+# Copyright (c) 2023, Intel Corporation. All rights reserved.<BR>
#
# SPDX-License-Identifier: BSD-2-Clause-Patent
#
@@ -228,7 +229,7 @@
RiscVCoreplexInfoLib|Platform/SiFive/U5SeriesPkg/Library/PeiCoreInfoHobLib/PeiCoreInfoHobLib.inf
[LibraryClasses.common.DXE_CORE]
-
TimerLib|Silicon/RISC-V/ProcessorPkg/Library/RiscVTimerLib/BaseRiscVTimerLib.inf
+ TimerLib|UefiCpuPkg/Library/BaseRiscV64CpuTimerLib/BaseRiscV64CpuTimerLib.inf
HobLib|MdePkg/Library/DxeCoreHobLib/DxeCoreHobLib.inf
DxeCoreEntryPoint|MdePkg/Library/DxeCoreEntryPoint/DxeCoreEntryPoint.inf
MemoryAllocationLib|MdeModulePkg/Library/DxeCoreMemoryAllocationLib/DxeCoreMemoryAllocationLib.inf
@@ -245,7 +246,7 @@
[LibraryClasses.common.DXE_RUNTIME_DRIVER]
PcdLib|MdePkg/Library/DxePcdLib/DxePcdLib.inf
-
TimerLib|Silicon/RISC-V/ProcessorPkg/Library/RiscVTimerLib/BaseRiscVTimerLib.inf
+ TimerLib|UefiCpuPkg/Library/BaseRiscV64CpuTimerLib/BaseRiscV64CpuTimerLib.inf
HobLib|MdePkg/Library/DxeHobLib/DxeHobLib.inf
DxeCoreEntryPoint|MdePkg/Library/DxeCoreEntryPoint/DxeCoreEntryPoint.inf
MemoryAllocationLib|MdePkg/Library/UefiMemoryAllocationLib/UefiMemoryAllocationLib.inf
@@ -265,7 +266,7 @@
[LibraryClasses.common.UEFI_DRIVER]
PcdLib|MdePkg/Library/DxePcdLib/DxePcdLib.inf
-
TimerLib|Silicon/RISC-V/ProcessorPkg/Library/RiscVTimerLib/BaseRiscVTimerLib.inf
+ TimerLib|UefiCpuPkg/Library/BaseRiscV64CpuTimerLib/BaseRiscV64CpuTimerLib.inf
HobLib|MdePkg/Library/DxeHobLib/DxeHobLib.inf
DxeCoreEntryPoint|MdePkg/Library/DxeCoreEntryPoint/DxeCoreEntryPoint.inf
MemoryAllocationLib|MdePkg/Library/UefiMemoryAllocationLib/UefiMemoryAllocationLib.inf
@@ -280,7 +281,7 @@
[LibraryClasses.common.DXE_DRIVER]
PcdLib|MdePkg/Library/DxePcdLib/DxePcdLib.inf
-
TimerLib|Silicon/RISC-V/ProcessorPkg/Library/RiscVTimerLib/BaseRiscVTimerLib.inf
+ TimerLib|UefiCpuPkg/Library/BaseRiscV64CpuTimerLib/BaseRiscV64CpuTimerLib.inf
HobLib|MdePkg/Library/DxeHobLib/DxeHobLib.inf
MemoryAllocationLib|MdePkg/Library/UefiMemoryAllocationLib/UefiMemoryAllocationLib.inf
ReportStatusCodeLib|MdeModulePkg/Library/DxeReportStatusCodeLib/DxeReportStatusCodeLib.inf
@@ -300,7 +301,7 @@
[LibraryClasses.common.UEFI_APPLICATION]
PcdLib|MdePkg/Library/DxePcdLib/DxePcdLib.inf
-
TimerLib|Silicon/RISC-V/ProcessorPkg/Library/RiscVTimerLib/BaseRiscVTimerLib.inf
+ TimerLib|UefiCpuPkg/Library/BaseRiscV64CpuTimerLib/BaseRiscV64CpuTimerLib.inf
HobLib|MdePkg/Library/DxeHobLib/DxeHobLib.inf
MemoryAllocationLib|MdePkg/Library/UefiMemoryAllocationLib/UefiMemoryAllocationLib.inf
!ifdef $(DEBUG_ON_SERIAL_PORT)
diff --git a/Platform/SiFive/U5SeriesPkg/FreedomU500VC707Board/U500.fdf
b/Platform/SiFive/U5SeriesPkg/FreedomU500VC707Board/U500.fdf
index b17c960d..684d5cae 100644
--- a/Platform/SiFive/U5SeriesPkg/FreedomU500VC707Board/U500.fdf
+++ b/Platform/SiFive/U5SeriesPkg/FreedomU500VC707Board/U500.fdf
@@ -2,6 +2,7 @@
# Flash definition file on SiFive VC707 (U500) RISC-V platform
#
# Copyright (c) 2019-2021, Hewlett Packard Enterprise Development LP. All
rights reserved.<BR>
+# Copyright (c) 2023, Intel Corporation. All rights reserved.<BR>
#
# SPDX-License-Identifier: BSD-2-Clause-Patent
#
diff --git
a/Platform/SiFive/U5SeriesPkg/FreedomU540HiFiveUnleashedBoard/U540.dsc
b/Platform/SiFive/U5SeriesPkg/FreedomU540HiFiveUnleashedBoard/U540.dsc
index 4487913f..099c4e22 100644
--- a/Platform/SiFive/U5SeriesPkg/FreedomU540HiFiveUnleashedBoard/U540.dsc
+++ b/Platform/SiFive/U5SeriesPkg/FreedomU540HiFiveUnleashedBoard/U540.dsc
@@ -2,6 +2,7 @@
# RISC-V EFI on SiFive Freedom U540 HiFive Unleashed RISC-V platform
#
# Copyright (c) 2019-2021, Hewlett Packard Enterprise Development LP. All
rights reserved.<BR>
+# Copyright (c) 2023, Intel Corporation. All rights reserved.<BR>
#
# SPDX-License-Identifier: BSD-2-Clause-Patent
#
@@ -230,7 +231,7 @@
RiscVCoreplexInfoLib|Platform/SiFive/U5SeriesPkg/Library/PeiCoreInfoHobLib/PeiCoreInfoHobLib.inf
[LibraryClasses.common.DXE_CORE]
-
TimerLib|Silicon/RISC-V/ProcessorPkg/Library/RiscVTimerLib/BaseRiscVTimerLib.inf
+ TimerLib|UefiCpuPkg/Library/BaseRiscV64CpuTimerLib/BaseRiscV64CpuTimerLib.inf
HobLib|MdePkg/Library/DxeCoreHobLib/DxeCoreHobLib.inf
DxeCoreEntryPoint|MdePkg/Library/DxeCoreEntryPoint/DxeCoreEntryPoint.inf
MemoryAllocationLib|MdeModulePkg/Library/DxeCoreMemoryAllocationLib/DxeCoreMemoryAllocationLib.inf
@@ -247,7 +248,7 @@
[LibraryClasses.common.DXE_RUNTIME_DRIVER]
PcdLib|MdePkg/Library/DxePcdLib/DxePcdLib.inf
-
TimerLib|Silicon/RISC-V/ProcessorPkg/Library/RiscVTimerLib/BaseRiscVTimerLib.inf
+ TimerLib|UefiCpuPkg/Library/BaseRiscV64CpuTimerLib/BaseRiscV64CpuTimerLib.inf
HobLib|MdePkg/Library/DxeHobLib/DxeHobLib.inf
DxeCoreEntryPoint|MdePkg/Library/DxeCoreEntryPoint/DxeCoreEntryPoint.inf
MemoryAllocationLib|MdePkg/Library/UefiMemoryAllocationLib/UefiMemoryAllocationLib.inf
@@ -267,7 +268,7 @@
[LibraryClasses.common.UEFI_DRIVER]
PcdLib|MdePkg/Library/DxePcdLib/DxePcdLib.inf
-
TimerLib|Silicon/RISC-V/ProcessorPkg/Library/RiscVTimerLib/BaseRiscVTimerLib.inf
+ TimerLib|UefiCpuPkg/Library/BaseRiscV64CpuTimerLib/BaseRiscV64CpuTimerLib.inf
HobLib|MdePkg/Library/DxeHobLib/DxeHobLib.inf
DxeCoreEntryPoint|MdePkg/Library/DxeCoreEntryPoint/DxeCoreEntryPoint.inf
MemoryAllocationLib|MdePkg/Library/UefiMemoryAllocationLib/UefiMemoryAllocationLib.inf
@@ -282,7 +283,7 @@
[LibraryClasses.common.DXE_DRIVER]
PcdLib|MdePkg/Library/DxePcdLib/DxePcdLib.inf
-
TimerLib|Silicon/RISC-V/ProcessorPkg/Library/RiscVTimerLib/BaseRiscVTimerLib.inf
+ TimerLib|UefiCpuPkg/Library/BaseRiscV64CpuTimerLib/BaseRiscV64CpuTimerLib.inf
HobLib|MdePkg/Library/DxeHobLib/DxeHobLib.inf
MemoryAllocationLib|MdePkg/Library/UefiMemoryAllocationLib/UefiMemoryAllocationLib.inf
ReportStatusCodeLib|MdeModulePkg/Library/DxeReportStatusCodeLib/DxeReportStatusCodeLib.inf
@@ -302,7 +303,7 @@
[LibraryClasses.common.UEFI_APPLICATION]
PcdLib|MdePkg/Library/DxePcdLib/DxePcdLib.inf
-
TimerLib|Silicon/RISC-V/ProcessorPkg/Library/RiscVTimerLib/BaseRiscVTimerLib.inf
+ TimerLib|UefiCpuPkg/Library/BaseRiscV64CpuTimerLib/BaseRiscV64CpuTimerLib.inf
HobLib|MdePkg/Library/DxeHobLib/DxeHobLib.inf
MemoryAllocationLib|MdePkg/Library/UefiMemoryAllocationLib/UefiMemoryAllocationLib.inf
!ifdef $(DEBUG_ON_SERIAL_PORT)
diff --git
a/Platform/SiFive/U5SeriesPkg/FreedomU540HiFiveUnleashedBoard/U540.fdf
b/Platform/SiFive/U5SeriesPkg/FreedomU540HiFiveUnleashedBoard/U540.fdf
index 9ae89647..c2599ee1 100644
--- a/Platform/SiFive/U5SeriesPkg/FreedomU540HiFiveUnleashedBoard/U540.fdf
+++ b/Platform/SiFive/U5SeriesPkg/FreedomU540HiFiveUnleashedBoard/U540.fdf
@@ -2,6 +2,7 @@
# Flash definition file on SiFive Freedom U540 HiFive Unleashed RISC-V
platform
#
# Copyright (c) 2019-2021, Hewlett Packard Enterprise Development LP. All
rights reserved.<BR>
+# Copyright (c) 2023, Intel Corporation. All rights reserved.<BR>
#
# SPDX-License-Identifier: BSD-2-Clause-Patent
#
diff --git
a/Silicon/RISC-V/ProcessorPkg/Library/RiscVTimerLib/BaseRiscVTimerLib.inf
b/Silicon/RISC-V/ProcessorPkg/Library/RiscVTimerLib/BaseRiscVTimerLib.inf
deleted file mode 100644
index 3c61149d..00000000
--- a/Silicon/RISC-V/ProcessorPkg/Library/RiscVTimerLib/BaseRiscVTimerLib.inf
+++ /dev/null
@@ -1,35 +0,0 @@
-## @file
-# RISC-V Timer Library Instance.
-#
-# Copyright (c) 2016 - 2019, Hewlett Packard Enterprise Development LP. All
rights reserved.<BR>
-#
-# SPDX-License-Identifier: BSD-2-Clause-Patent
-#
-##
-
-[Defines]
- INF_VERSION = 0x0001001b
- BASE_NAME = BaseRiscVTimerLib
- FILE_GUID = F0450728-3221-488E-8C63-BD3A8DF500E2
- MODULE_TYPE = BASE
- VERSION_STRING = 1.0
- LIBRARY_CLASS = TimerLib
-
-[Sources]
- RiscVTimerLib.c
-
-[Packages]
- MdePkg/MdePkg.dec
- Silicon/RISC-V/ProcessorPkg/RiscVProcessorPkg.dec
-
-[Pcd]
- gUefiRiscVPkgTokenSpaceGuid.PcdRiscVMachineTimerTickInNanoSecond
- gUefiRiscVPkgTokenSpaceGuid.PcdRiscVMachineTimerFrequencyInHerz
-
-[LibraryClasses]
- BaseLib
- PcdLib
- RiscVCpuLib
- MachineModeTimerLib
-
-
diff --git a/Silicon/RISC-V/ProcessorPkg/Library/RiscVTimerLib/RiscVTimerLib.c
b/Silicon/RISC-V/ProcessorPkg/Library/RiscVTimerLib/RiscVTimerLib.c
deleted file mode 100644
index 85cd93c5..00000000
--- a/Silicon/RISC-V/ProcessorPkg/Library/RiscVTimerLib/RiscVTimerLib.c
+++ /dev/null
@@ -1,199 +0,0 @@
-/** @file
- RISC-V instance of Timer Library.
-
- Copyright (c) 2016 - 2022, Hewlett Packard Enterprise Development LP. All
rights reserved.<BR>
-
- SPDX-License-Identifier: BSD-2-Clause-Patent
-
-**/
-
-#include <Uefi.h>
-#include <Library/BaseLib.h>
-#include <Library/DebugLib.h>
-#include <Library/PcdLib.h>
-#include <Library/RiscVCpuLib.h>
-
-/**
- Stalls the CPU for at least the given number of ticks.
-
- Stalls the CPU for at least the given number of ticks. It's invoked by
- MicroSecondDelay() and NanoSecondDelay().
-
- @param Delay A period of time to delay in ticks.
-
-**/
-VOID
-InternalRiscVTimerDelay (
- IN UINT32 Delay
- )
-{
- UINT32 Ticks;
- UINT32 Times;
-
- Times = Delay >> (RISCV_TIMER_COMPARE_BITS - 2);
- Delay &= ((1 << (RISCV_TIMER_COMPARE_BITS - 2)) - 1);
- do {
- //
- // The target timer count is calculated here
- //
- Ticks = RiscVReadMachineTimerInterface () + Delay;
- Delay = 1 << (RISCV_TIMER_COMPARE_BITS - 2);
- while (((Ticks - RiscVReadMachineTimerInterface ()) & (1 <<
(RISCV_TIMER_COMPARE_BITS - 1))) == 0) {
- CpuPause ();
- }
- } while (Times-- > 0);
-}
-
-/**
- Stalls the CPU for at least the given number of microseconds.
-
- Stalls the CPU for the number of microseconds specified by MicroSeconds.
-
- @param MicroSeconds The minimum number of microseconds to delay.
-
- @return MicroSeconds
-
-**/
-UINTN
-EFIAPI
-MicroSecondDelay (
- IN UINTN MicroSeconds
- )
-{
- InternalRiscVTimerDelay (
- (UINT32)DivU64x32 (
- MultU64x32 (
- MicroSeconds,
- PcdGet64 (PcdRiscVMachineTimerFrequencyInHerz)
- ),
- 1000000u
- )
- );
- return MicroSeconds;
-}
-
-/**
- Stalls the CPU for at least the given number of nanoseconds.
-
- Stalls the CPU for the number of nanoseconds specified by NanoSeconds.
-
- @param NanoSeconds The minimum number of nanoseconds to delay.
-
- @return NanoSeconds
-
-**/
-UINTN
-EFIAPI
-NanoSecondDelay (
- IN UINTN NanoSeconds
- )
-{
- InternalRiscVTimerDelay (
- (UINT32)DivU64x32 (
- MultU64x32 (
- NanoSeconds,
- PcdGet64 (PcdRiscVMachineTimerFrequencyInHerz)
- ),
- 1000000000u
- )
- );
- return NanoSeconds;
-}
-
-/**
- Retrieves the current value of a 64-bit free running performance counter.
-
- Retrieves the current value of a 64-bit free running performance counter. The
- counter can either count up by 1 or count down by 1. If the physical
- performance counter counts by a larger increment, then the counter values
- must be translated. The properties of the counter can be retrieved from
- GetPerformanceCounterProperties().
-
- @return The current value of the free running performance counter.
-
-**/
-UINT64
-EFIAPI
-GetPerformanceCounter (
- VOID
- )
-{
- return (UINT64)RiscVReadMachineTimerInterface ();
-}
-
-/**return
- Retrieves the 64-bit frequency in Hz and the range of performance counter
- values.
-
- If StartValue is not NULL, then the value that the performance counter starts
- with immediately after is it rolls over is returned in StartValue. If
- EndValue is not NULL, then the value that the performance counter end with
- immediately before it rolls over is returned in EndValue. The 64-bit
- frequency of the performance counter in Hz is always returned. If StartValue
- is less than EndValue, then the performance counter counts up. If StartValue
- is greater than EndValue, then the performance counter counts down. For
- example, a 64-bit free running counter that counts up would have a StartValue
- of 0 and an EndValue of 0xFFFFFFFFFFFFFFFF. A 24-bit free running counter
- that counts down would have a StartValue of 0xFFFFFF and an EndValue of 0.
-
- @param StartValue The value the performance counter starts with when it
- rolls over.
- @param EndValue The value that the performance counter ends with before
- it rolls over.
-
- @return The frequency in Hz.
-
-**/
-UINT64
-EFIAPI
-GetPerformanceCounterProperties (
- OUT UINT64 *StartValue, OPTIONAL
- OUT UINT64 *EndValue OPTIONAL
- )
-{
- if (StartValue != NULL) {
- *StartValue = 0;
- }
-
- if (EndValue != NULL) {
- *EndValue = 32 - 1;
- }
-
- return PcdGet64 (PcdRiscVMachineTimerFrequencyInHerz);
-}
-
-/**
- Converts elapsed ticks of performance counter to time in nanoseconds.
-
- This function converts the elapsed ticks of running performance counter to
- time value in unit of nanoseconds.
-
- @param Ticks The number of elapsed ticks of running performance counter.
-
- @return The elapsed time in nanoseconds.
-
-**/
-UINT64
-EFIAPI
-GetTimeInNanoSecond (
- IN UINT64 Ticks
- )
-{
- UINT64 NanoSeconds;
- UINT32 Remainder;
-
- //
- // Ticks
- // Time = --------- x 1,000,000,000
- // Frequency
- //
- NanoSeconds = MultU64x32 (DivU64x32Remainder (Ticks, PcdGet64
(PcdRiscVMachineTimerFrequencyInHerz), &Remainder), 1000000000u);
-
- //
- // Frequency < 0x100000000, so Remainder < 0x100000000, then (Remainder *
1,000,000,000)
- // will not overflow 64-bit.
- //
- NanoSeconds += DivU64x32 (MultU64x32 ((UINT64)Remainder, 1000000000u),
PcdGet64 (PcdRiscVMachineTimerFrequencyInHerz));
-
- return NanoSeconds;
-}
diff --git a/Silicon/RISC-V/ProcessorPkg/RiscVProcessorPkg.dsc
b/Silicon/RISC-V/ProcessorPkg/RiscVProcessorPkg.dsc
index 0591cd6a..e0b8f30d 100644
--- a/Silicon/RISC-V/ProcessorPkg/RiscVProcessorPkg.dsc
+++ b/Silicon/RISC-V/ProcessorPkg/RiscVProcessorPkg.dsc
@@ -2,6 +2,7 @@
# RISC-V processor package.
#
# Copyright (c) 2021, Hewlett Packard Enterprise Development LP. All rights
reserved.<BR>
+# Copyright (c) 2023, Intel Corporation. All rights reserved.<BR>
#
# SPDX-License-Identifier: BSD-2-Clause-Patent
#
@@ -43,7 +44,6 @@
RiscVCpuLib|Silicon/RISC-V/ProcessorPkg/Library/RiscVCpuLib/RiscVCpuLib.inf
RiscVEdk2SbiLib|Silicon/RISC-V/ProcessorPkg/Library/RiscVEdk2SbiLib/RiscVEdk2SbiLib.inf
RiscVOpensbiLib|Silicon/RISC-V/ProcessorPkg/Library/RiscVOpensbiLib/RiscVOpensbiLib.inf
-
TimerLib|Silicon/RISC-V/ProcessorPkg/Library/RiscVTimerLib/BaseRiscVTimerLib.inf
MachineModeTimerLib|Silicon/RISC-V/ProcessorPkg/Library/RiscVReadMachineModeTimer/MachineModeTimerLib/MachineModeTimerLib.inf
#MachineModeTimerLib|Silicon/RISC-V/ProcessorPkg/Library/RiscVReadMachineModeTimer/EmulatedMachineModeTimerLib/EmulatedMachineModeTimerLib.inf
BaseLib|MdePkg/Library/BaseLib/BaseLib.inf
@@ -81,20 +81,16 @@
PeimEntryPoint|MdePkg/Library/PeimEntryPoint/PeimEntryPoint.inf
[LibraryClasses.common.DXE_CORE]
-
TimerLib|Silicon/RISC-V/ProcessorPkg/Library/RiscVTimerLib/BaseRiscVTimerLib.inf
[LibraryClasses.common.DXE_DRIVER]
PcdLib|MdePkg/Library/DxePcdLib/DxePcdLib.inf
PlatformBootManagerLib|Platform/RISC-V/PlatformPkg/Library/PlatformBootManagerLib/PlatformBootManagerLib.inf
[LibraryClasses.common.DXE_RUNTIME_DRIVER]
-
TimerLib|Silicon/RISC-V/ProcessorPkg/Library/RiscVTimerLib/BaseRiscVTimerLib.inf
[LibraryClasses.common.UEFI_DRIVER]
-
TimerLib|Silicon/RISC-V/ProcessorPkg/Library/RiscVTimerLib/BaseRiscVTimerLib.inf
[Components]
- Silicon/RISC-V/ProcessorPkg/Library/RiscVTimerLib/BaseRiscVTimerLib.inf
Silicon/RISC-V/ProcessorPkg/Library/RiscVExceptionLib/CpuExceptionHandlerDxeLib.inf
Silicon/RISC-V/ProcessorPkg/Library/RiscVFirmwareContextSbiLib/RiscVFirmwareContextSbiLib.inf
Silicon/RISC-V/ProcessorPkg/Library/PeiServicesTablePointerLibOpenSbi/PeiServicesTablePointerLibOpenSbi.inf
--
2.34.1
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