Clean up redundant function code becasue they were merged to MdePkg.
Cc: Daniel Schaefer <g...@danielschaefer.me>
Signed-off-by: Evan Chai <evan.c...@intel.com>
Reviewed-by: Andrei Warkentin <andrei.warken...@intel.com>
Reviewed-by: Sunil V L <suni...@ventanamicro.com>
---
.../Library/ResetSystemLib/ResetSystemLib.c | 3 +-
.../Library/ResetSystemLib/ResetSystemLib.inf | 3 +-
.../Include/IndustryStandard/RiscV.h | 2 +-
.../Include/Library/RiscVCpuLib.h | 20 +-------
.../Include/Library/RiscVEdk2SbiLib.h | 37 +--------------
.../ProcessorPkg/Library/RiscVCpuLib/Cpu.S | 42 +----------------
.../Library/RiscVEdk2SbiLib/RiscVEdk2SbiLib.c | 46 +------------------
.../Library/RiscVTimerLib/RiscVTimerLib.c | 2 +
8 files changed, 11 insertions(+), 144 deletions(-)
diff --git
a/Platform/RISC-V/PlatformPkg/Library/ResetSystemLib/ResetSystemLib.c
b/Platform/RISC-V/PlatformPkg/Library/ResetSystemLib/ResetSystemLib.c
index 524b0a63..b4b64421 100644
--- a/Platform/RISC-V/PlatformPkg/Library/ResetSystemLib/ResetSystemLib.c
+++ b/Platform/RISC-V/PlatformPkg/Library/ResetSystemLib/ResetSystemLib.c
@@ -2,13 +2,14 @@
Reset System Library functions for RISC-V
Copyright (c) 2021, Hewlett Packard Development LP. All rights reserved.<BR>
+ Copyright (c) 2023, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#include <Library/DebugLib.h>
#include <Library/ResetSystemLib.h>
-#include <Library/RiscVEdk2SbiLib.h>
+#include <Library/BaseRiscVSbiLib.h>
/**
This function causes a system-wide reset (cold reset), in which
diff --git
a/Platform/RISC-V/PlatformPkg/Library/ResetSystemLib/ResetSystemLib.inf
b/Platform/RISC-V/PlatformPkg/Library/ResetSystemLib/ResetSystemLib.inf
index 8987adb9..ff6666f2 100644
--- a/Platform/RISC-V/PlatformPkg/Library/ResetSystemLib/ResetSystemLib.inf
+++ b/Platform/RISC-V/PlatformPkg/Library/ResetSystemLib/ResetSystemLib.inf
@@ -2,6 +2,7 @@
# Library instance for ResetSystem library class for RISC-V using SBI ecalls
#
# 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
#
@@ -29,4 +30,4 @@
[LibraryClasses]
DebugLib
- RiscVEdk2SbiLib
+ RiscVSbiLib
diff --git a/Silicon/RISC-V/ProcessorPkg/Include/IndustryStandard/RiscV.h
b/Silicon/RISC-V/ProcessorPkg/Include/IndustryStandard/RiscV.h
index 8710aae6..8114766c 100644
--- a/Silicon/RISC-V/ProcessorPkg/Include/IndustryStandard/RiscV.h
+++ b/Silicon/RISC-V/ProcessorPkg/Include/IndustryStandard/RiscV.h
@@ -2,6 +2,7 @@
RISC-V package definitions.
Copyright (c) 2021-2022, 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
@@ -62,7 +63,6 @@
#define RISCV_CSR_MACHINE_MIE 0x304
#define RISCV_CSR_MACHINE_MTVEC 0x305
-#define RISCV_TIMER_COMPARE_BITS 32
//
// Machine Timer and Counter.
//
diff --git a/Silicon/RISC-V/ProcessorPkg/Include/Library/RiscVCpuLib.h
b/Silicon/RISC-V/ProcessorPkg/Include/Library/RiscVCpuLib.h
index efe85489..f1555843 100644
--- a/Silicon/RISC-V/ProcessorPkg/Include/Library/RiscVCpuLib.h
+++ b/Silicon/RISC-V/ProcessorPkg/Include/Library/RiscVCpuLib.h
@@ -2,6 +2,7 @@
RISC-V CPU library definitions.
Copyright (c) 2016 - 2022, 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
**/
@@ -96,23 +97,4 @@ RiscVReadMachineImplementId (
VOID
);
-VOID
- RiscVSetSupervisorAddressTranslationRegister (UINT64);
-
-VOID
- RiscVSetSupervisorScratch (UINT64);
-
-UINT64
-RiscVGetSupervisorScratch (
- VOID
- );
-
-VOID
- RiscVSetSupervisorStvec (UINT64);
-
-UINT64
-RiscVGetSupervisorStvec (
- VOID
- );
-
#endif
diff --git a/Silicon/RISC-V/ProcessorPkg/Include/Library/RiscVEdk2SbiLib.h
b/Silicon/RISC-V/ProcessorPkg/Include/Library/RiscVEdk2SbiLib.h
index 36eb16e1..e05e4daa 100644
--- a/Silicon/RISC-V/ProcessorPkg/Include/Library/RiscVEdk2SbiLib.h
+++ b/Silicon/RISC-V/ProcessorPkg/Include/Library/RiscVEdk2SbiLib.h
@@ -2,6 +2,7 @@
Library to call the RISC-V SBI ecalls
Copyright (c) 2021-2022, Hewlett Packard Development LP. All rights
reserved.<BR>
+ Copyright (c) 2023, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
@@ -474,42 +475,6 @@ SbiRemoteHfenceVvma (
IN UINTN Size
);
-///
-/// Firmware System Reset (SRST) Extension
-///
-
-/**
- Reset the system
-
- The System Reset Extension provides a function that allow the supervisor
- software to request system-level reboot or shutdown. The term "system" refers
- to the world-view of supervisor software and the underlying SBI
- implementation could be machine mode firmware or hypervisor.
-
- Valid parameters for ResetType and ResetReason are defined in
sbi_ecall_interface.h
-
- #define SBI_SRST_RESET_TYPE_SHUTDOWN 0x0
- #define SBI_SRST_RESET_TYPE_COLD_REBOOT 0x1
- #define SBI_SRST_RESET_TYPE_WARM_REBOOT 0x2
-
- #define SBI_SRST_RESET_REASON_NONE 0x0
- #define SBI_SRST_RESET_REASON_SYSFAIL 0x1
-
- When the call is successful, it will not return.
-
- @param[in] ResetType Typ of reset: Shutdown, cold-, or
warm-reset.
- @param[in] ResetReason Why the system resets. No reason or system
failure.
- @retval EFI_INVALID_PARAMETER Either ResetType or ResetReason is invalid.
- @retval EFI_UNSUPPORTED ResetType is valid but not implemented on
the platform.
- @retval EFI_DEVICE_ERROR Unknown error.
-**/
-EFI_STATUS
-EFIAPI
-SbiSystemReset (
- IN UINTN ResetType,
- IN UINTN ResetReason
- );
-
///
/// Vendor Specific extension space: Extension Ids 0x09000000 through
0x09FFFFFF
///
diff --git a/Silicon/RISC-V/ProcessorPkg/Library/RiscVCpuLib/Cpu.S
b/Silicon/RISC-V/ProcessorPkg/Library/RiscVCpuLib/Cpu.S
index e242c9b8..8e27fe2a 100644
--- a/Silicon/RISC-V/ProcessorPkg/Library/RiscVCpuLib/Cpu.S
+++ b/Silicon/RISC-V/ProcessorPkg/Library/RiscVCpuLib/Cpu.S
@@ -3,6 +3,7 @@
// RISC-V CPU functions.
//
// Copyright (c) 2016 - 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
//
@@ -100,44 +101,3 @@ ASM_FUNC (RiscVReadMachineArchitectureId)
ASM_FUNC (RiscVReadMachineImplementId)
csrr a0, RISCV_CSR_MACHINE_MIMPID
ret
-
-//
-// Set Supervisor mode scratch.
-// @param a0 : Value set to Supervisor mode scratch
-//
-ASM_FUNC (RiscVSetSupervisorScratch)
- csrrw a1, RISCV_CSR_SUPERVISOR_SSCRATCH, a0
- ret
-
-//
-// Get Supervisor mode scratch.
-// @retval a0 : Value in Supervisor mode scratch
-//
-ASM_FUNC (RiscVGetSupervisorScratch)
- csrr a0, RISCV_CSR_SUPERVISOR_SSCRATCH
- ret
-
-//
-// Set Supervisor mode trap vector.
-// @param a0 : Value set to Supervisor mode trap vector
-//
-ASM_FUNC (RiscVSetSupervisorStvec)
- csrrw a1, RISCV_CSR_SUPERVISOR_STVEC, a0
- ret
-
-//
-// Get Supervisor mode scratch.
-// @retval a0 : Value in Supervisor mode trap vector
-//
-ASM_FUNC (RiscVGetSupervisorStvec)
- csrr a0, RISCV_CSR_SUPERVISOR_STVEC
- ret
-
-//
-// Set Supervisor Address Translation and
-// Protection Register.
-//
-ASM_FUNC (RiscVSetSupervisorAddressTranslationRegister)
- csrw RISCV_CSR_SUPERVISOR_SATP, a0
- ret
-
diff --git
a/Silicon/RISC-V/ProcessorPkg/Library/RiscVEdk2SbiLib/RiscVEdk2SbiLib.c
b/Silicon/RISC-V/ProcessorPkg/Library/RiscVEdk2SbiLib/RiscVEdk2SbiLib.c
index a25e16ab..68053a64 100644
--- a/Silicon/RISC-V/ProcessorPkg/Library/RiscVEdk2SbiLib/RiscVEdk2SbiLib.c
+++ b/Silicon/RISC-V/ProcessorPkg/Library/RiscVEdk2SbiLib/RiscVEdk2SbiLib.c
@@ -16,6 +16,7 @@
- SbiLegacyShutdown -> Wait for new System Reset extension
Copyright (c) 2021-2022, Hewlett Packard Development LP. All rights
reserved.<BR>
+ Copyright (c) 2023, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
@par Revision Reference:
@@ -767,51 +768,6 @@ SbiRemoteHFenceVvma (
return TranslateError (Ret.Error);
}
-/**
- Reset the system
-
- The System Reset Extension provides a function that allow the supervisor
- software to request system-level reboot or shutdown. The term "system" refers
- to the world-view of supervisor software and the underlying SBI
- implementation could be machine mode firmware or hypervisor.
-
- Valid parameters for ResetType and ResetReason are defined in
sbi_ecall_interface.h
-
- #define SBI_SRST_RESET_TYPE_SHUTDOWN 0x0
- #define SBI_SRST_RESET_TYPE_COLD_REBOOT 0x1
- #define SBI_SRST_RESET_TYPE_WARM_REBOOT 0x2
-
- #define SBI_SRST_RESET_REASON_NONE 0x0
- #define SBI_SRST_RESET_REASON_SYSFAIL 0x1
-
- When the call is successful, it will not return.
-
- @param[in] ResetType Typ of reset: Shutdown, cold-, or
warm-reset.
- @param[in] ResetReason Why the system resets. No reason or system
failure.
- @retval EFI_INVALID_PARAMETER Either ResetType or ResetReason is invalid.
- @retval EFI_UNSUPPORTED ResetType is valid but not implemented on
the platform.
- @retval EFI_DEVICE_ERROR Unknown error.
-**/
-EFI_STATUS
-EFIAPI
-SbiSystemReset (
- IN UINTN ResetType,
- IN UINTN ResetReason
- )
-{
- SBI_RET Ret;
-
- Ret = SbiCall (
- SBI_EXT_SRST,
- SBI_EXT_SRST_RESET,
- 2,
- ResetType,
- ResetReason
- );
-
- return TranslateError (Ret.Error);
-}
-
//
// SBI interface function for the vendor extension
//
diff --git a/Silicon/RISC-V/ProcessorPkg/Library/RiscVTimerLib/RiscVTimerLib.c
b/Silicon/RISC-V/ProcessorPkg/Library/RiscVTimerLib/RiscVTimerLib.c
index 85cd93c5..40a04d60 100644
--- a/Silicon/RISC-V/ProcessorPkg/Library/RiscVTimerLib/RiscVTimerLib.c
+++ b/Silicon/RISC-V/ProcessorPkg/Library/RiscVTimerLib/RiscVTimerLib.c
@@ -2,6 +2,7 @@
RISC-V instance of Timer Library.
Copyright (c) 2016 - 2022, 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
@@ -12,6 +13,7 @@
#include <Library/DebugLib.h>
#include <Library/PcdLib.h>
#include <Library/RiscVCpuLib.h>
+#include <Register/RiscV64/RiscVImpl.h>
/**
Stalls the CPU for at least the given number of ticks.
--
2.39.0.windows.2
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