From: "Ni, Ray" <ray.ni@intel.com>
To: Chao Li <lichao@loongson.cn>,
"devel@edk2.groups.io" <devel@edk2.groups.io>
Cc: "Dong, Eric" <eric.dong@intel.com>,
"Kumar, Rahul R" <rahul.r.kumar@intel.com>,
Gerd Hoffmann <kraxel@redhat.com>,
Leif Lindholm <quic_llindhol@quicinc.com>,
Ard Biesheuvel <ardb+tianocore@kernel.org>,
"Sami Mujawar" <sami.mujawar@arm.com>,
Sunil V L <sunilvl@ventanamicro.com>,
"Warkentin, Andrei" <andrei.warkentin@intel.com>
Subject: Re: [edk2-devel] [PATCH v6 12/36] UefiCpuPkg: Add CpuMmuLib.h to UefiCpuPkg
Date: Fri, 5 Jan 2024 12:49:47 +0000 [thread overview]
Message-ID: <MN6PR11MB8244691D550ABC18D527F6C08C662@MN6PR11MB8244.namprd11.prod.outlook.com> (raw)
In-Reply-To: <20240105094337.2280354-1-lichao@loongson.cn>
Reviewed-by: Ray Ni <ray.ni@intel.com>
Thanks,
Ray
> -----Original Message-----
> From: Chao Li <lichao@loongson.cn>
> Sent: Friday, January 5, 2024 5:44 PM
> To: devel@edk2.groups.io
> Cc: Dong, Eric <eric.dong@intel.com>; Ni, Ray <ray.ni@intel.com>; Kumar,
> Rahul R <rahul.r.kumar@intel.com>; Gerd Hoffmann <kraxel@redhat.com>;
> Leif Lindholm <quic_llindhol@quicinc.com>; Ard Biesheuvel
> <ardb+tianocore@kernel.org>; Sami Mujawar <sami.mujawar@arm.com>;
> Sunil V L <sunilvl@ventanamicro.com>; Warkentin, Andrei
> <andrei.warkentin@intel.com>
> Subject: [PATCH v6 12/36] UefiCpuPkg: Add CpuMmuLib.h to UefiCpuPkg
>
> Add a new header file CpuMmuLib.h, whitch is referenced from
> ArmPkg/Include/Library/ArmMmuLib.h. Currently, only support for
> LoongArch64 is added, and more architectures can be accommodated in the
> future.
>
> BZ: https://bugzilla.tianocore.org/show_bug.cgi?id=4584
>
> Cc: Eric Dong <eric.dong@intel.com>
> Cc: Ray Ni <ray.ni@intel.com>
> Cc: Rahul Kumar <rahul1.kumar@intel.com>
> Cc: Gerd Hoffmann <kraxel@redhat.com>
> Cc: Leif Lindholm <quic_llindhol@quicinc.com>
> Cc: Ard Biesheuvel <ardb+tianocore@kernel.org>
> Cc: Sami Mujawar <sami.mujawar@arm.com>
> Cc: Sunil V L <sunilvl@ventanamicro.com>
> Cc: Andrei Warkentin <andrei.warkentin@intel.com>
> Signed-off-by: Chao Li <lichao@loongson.cn>
> Reviewed-by: Andrei Warkentin <andrei.warkentin@intel.com>
> ---
> UefiCpuPkg/Include/Library/CpuMmuLib.h | 62
> ++++++++++++++++++++++++++
> UefiCpuPkg/UefiCpuPkg.dec | 4 ++
> 2 files changed, 66 insertions(+)
> create mode 100644 UefiCpuPkg/Include/Library/CpuMmuLib.h
>
> diff --git a/UefiCpuPkg/Include/Library/CpuMmuLib.h
> b/UefiCpuPkg/Include/Library/CpuMmuLib.h
> new file mode 100644
> index 0000000000..f88ec4eb2e
> --- /dev/null
> +++ b/UefiCpuPkg/Include/Library/CpuMmuLib.h
> @@ -0,0 +1,62 @@
> +/** @file
> +
> + Copyright (c) 2024 Loongson Technology Corporation Limited. All rights
> reserved.<BR>
> +
> + SPDX-License-Identifier: BSD-2-Clause-Patent
> +
> +**/
> +
> +#ifndef CPU_MMU_LIB_H_
> +#define CPU_MMU_LIB_H_
> +
> +#include <Uefi/UefiBaseType.h>
> +
> +typedef struct {
> + EFI_PHYSICAL_ADDRESS PhysicalBase;
> + EFI_VIRTUAL_ADDRESS VirtualBase;
> + UINTN Length;
> + UINTN Attributes;
> +} MEMORY_REGION_DESCRIPTOR;
> +
> +/**
> + Finds the first of the length and memory properties of the memory region
> corresponding
> + to the specified base address.
> +
> + @param[in] BaseAddress To find the base address of the memory
> region.
> + @param[in, out] RegionLength Pointer holding:
> + - At entry, the length of the memory region
> + expected to be found.
> + - At exit, the length of the memory region found.
> + @param[out] RegionAttributes Properties of the memory region found.
> +
> + @retval EFI_SUCCESS The corresponding memory area was successfully
> found
> + EFI_NOT_FOUND No memory area found
> +**/
> +EFI_STATUS
> +EFIAPI
> +GetMemoryRegionAttributes (
> + IN UINTN BaseAddress,
> + IN OUT UINTN *RegionLength,
> + OUT UINTN *RegionAttributes
> + );
> +
> +/**
> + Sets the Attributes of the specified memory region.
> +
> + @param[in] BaseAddress The base address of the memory region to set
> the Attributes.
> + @param[in] Length The length of the memory region to set the
> Attributes.
> + @param[in] Attributes The Attributes to be set.
> + @param[in] AttributeMask Mask of memory attributes to take into
> account.
> +
> + @retval EFI_SUCCESS The Attributes was set successfully
> +**/
> +EFI_STATUS
> +EFIAPI
> +SetMemoryRegionAttributes (
> + IN EFI_PHYSICAL_ADDRESS BaseAddress,
> + IN UINTN Length,
> + IN UINTN Attributes,
> + IN UINT64 AttributeMask
> + );
> +
> +#endif // CPU_MMU_LIB_H_
> diff --git a/UefiCpuPkg/UefiCpuPkg.dec b/UefiCpuPkg/UefiCpuPkg.dec
> index 84f61254bb..9b11a3da72 100644
> --- a/UefiCpuPkg/UefiCpuPkg.dec
> +++ b/UefiCpuPkg/UefiCpuPkg.dec
> @@ -62,6 +62,10 @@
> ## @libraryclass Provides function for manipulating x86 paging structures.
> CpuPageTableLib|Include/Library/CpuPageTableLib.h
>
> +[LibraryClasses.LoongArch64]
> + ## @libraryclass Provides macros and functions for the memory
> management unit.
> + CpuMmuLib|Include/Library/CpuMmuLib.h
> +
> ## @libraryclass Provides functions for manipulating smram savestate
> registers.
> MmSaveStateLib|Include/Library/MmSaveStateLib.h
>
> --
> 2.27.0
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next prev parent reply other threads:[~2024-01-05 12:50 UTC|newest]
Thread overview: 59+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-01-05 9:41 [edk2-devel] [PATCH v6 00/36] Enable LoongArch virtual machine in edk2 Chao Li
2024-01-05 9:42 ` [edk2-devel] [PATCH v6 01/36] MdePkg: Add the header file named Csr.h for LoongArch64 Chao Li
2024-01-05 9:42 ` [edk2-devel] [PATCH v6 02/36] MdePkg: Add LoongArch64 FPU function set into BaseCpuLib Chao Li
2024-01-05 9:42 ` [edk2-devel] [PATCH v6 03/36] MdePkg: Add LoongArch64 exception function set into BaseLib Chao Li
2024-01-05 9:42 ` [edk2-devel] [PATCH v6 04/36] MdePkg: Add LoongArch64 local interrupt " Chao Li
2024-01-05 9:42 ` [edk2-devel] [PATCH v6 05/36] MdePkg: Add LoongArch Cpucfg function Chao Li
2024-01-05 9:43 ` [edk2-devel] [PATCH v6 06/36] MdePkg: Add read stable counter operation for LoongArch Chao Li
2024-01-05 9:43 ` [edk2-devel] [PATCH v6 07/36] MdePkg: Add CSR " Chao Li
2024-01-05 9:43 ` [edk2-devel] [PATCH v6 08/36] MdePkg: Add IOCSR " Chao Li
2024-01-05 9:43 ` [edk2-devel] [PATCH v6 09/36] MdePkg: Add a new library named PeiServicesTablePointerLibKs0 Chao Li
2024-01-05 9:43 ` [edk2-devel] [PATCH v6 10/36] UefiCpuPkg: Add LoongArch64 CPU Timer library Chao Li
2024-01-05 9:43 ` [edk2-devel] [PATCH v6 11/36] UefiCpuPkg: Add CPU exception library for LoongArch Chao Li
2024-01-05 9:43 ` [edk2-devel] [PATCH v6 12/36] UefiCpuPkg: Add CpuMmuLib.h to UefiCpuPkg Chao Li
2024-01-05 12:49 ` Ni, Ray [this message]
2024-01-05 9:43 ` [edk2-devel] [PATCH v6 13/36] UefiCpuPkg: Add LoongArch64CpuMmuLib " Chao Li
2024-01-05 12:50 ` Ni, Ray
2024-01-05 9:44 ` [edk2-devel] [PATCH v6 14/36] UefiCpuPkg: Add multiprocessor library for LoongArch64 Chao Li
2024-01-05 9:44 ` [edk2-devel] [PATCH v6 15/36] UefiCpuPkg: Add CpuDxe driver " Chao Li
2024-01-05 9:44 ` [edk2-devel] [PATCH v6 16/36] EmbeddedPkg: Add PcdPrePiCpuIoSize width for LOONGARCH64 Chao Li
2024-01-05 9:44 ` [edk2-devel] [PATCH v6 17/36] ArmVirtPkg: Move PCD of FDT base address and FDT padding to OvmfPkg Chao Li
2024-01-05 9:44 ` [edk2-devel] [PATCH v6 18/36] UefiCpuPkg: Add a new CPU IO 2 driver named CpuMmio2Dxe Chao Li
2024-01-06 3:20 ` Ni, Ray
2024-01-05 9:44 ` [edk2-devel] [PATCH v6 19/36] ArmVirtPkg: Enable CpuMmio2Dxe Chao Li
2024-01-05 9:44 ` [edk2-devel] [PATCH v6 20/36] OvmfPkg/RiscVVirt: " Chao Li
2024-01-05 9:44 ` [edk2-devel] [PATCH v6 21/36] OvmfPkg/RiscVVirt: Remove PciCpuIo2Dxe from RiscVVirt Chao Li
2024-01-05 9:44 ` [edk2-devel] [PATCH v6 22/36] ArmVirtPkg: Move the FdtSerialPortAddressLib to OvmfPkg Chao Li
2024-01-05 9:45 ` [edk2-devel] [PATCH v6 23/36] ArmVirtPkg: Move two PCD variables into OvmfPkg Chao Li
2024-01-05 9:45 ` [edk2-devel] [PATCH v6 24/36] ArmVirtPkg: Move PlatformBootManagerLib to OvmfPkg Chao Li
2024-01-08 14:02 ` Laszlo Ersek
2024-01-09 6:40 ` Chao Li
2024-01-09 8:00 ` Laszlo Ersek
2024-01-05 9:45 ` [edk2-devel] [PATCH v6 25/36] OvmfPkg/LoongArchVirt: Add stable timer driver Chao Li
2024-01-12 7:05 ` maobibo
2024-01-05 9:45 ` [edk2-devel] [PATCH v6 26/36] OvmfPkg/LoongArchVirt: Add a NULL library named CollectApResouceLibNull Chao Li
2024-01-10 1:24 ` maobibo
2024-01-10 2:47 ` Chao Li
2024-01-10 9:35 ` maobibo
2024-01-05 9:45 ` [edk2-devel] [PATCH v6 27/36] OvmfPkg/LoongArchVirt: Add serial port hook library Chao Li
2024-01-05 9:45 ` [edk2-devel] [PATCH v6 28/36] OvmfPkg/LoongArchVirt: Add the early serial port output library Chao Li
2024-01-10 1:25 ` maobibo
2024-01-05 9:46 ` [edk2-devel] [PATCH v6 29/36] OvmfPkg/LoongArchVirt: Add real time clock library Chao Li
2024-01-05 9:46 ` [edk2-devel] [PATCH v6 30/36] OvmfPkg/LoongArchVirt: Add NorFlashQemuLib Chao Li
2024-01-10 1:26 ` maobibo
2024-01-05 9:46 ` [edk2-devel] [PATCH v6 31/36] OvmfPkg/LoongArchVirt: Add FdtQemuFwCfgLib Chao Li
2024-01-10 1:27 ` maobibo
2024-01-05 9:46 ` [edk2-devel] [PATCH v6 32/36] OvmfPkg/LoongArchVirt: Add reset system library Chao Li
2024-01-05 9:46 ` [edk2-devel] [PATCH v6 33/36] OvmfPkg/LoongArchVirt: Support SEC phase Chao Li
2024-01-08 6:51 ` maobibo
2024-01-05 9:46 ` [edk2-devel] [PATCH v6 34/36] OvmfPkg/LoongArchVirt: Support PEI phase Chao Li
2024-01-05 9:46 ` [edk2-devel] [PATCH v6 35/36] OvmfPkg/LoongArchVirt: Add build file Chao Li
2024-01-10 1:28 ` maobibo
2024-01-05 9:46 ` [edk2-devel] [PATCH v6 36/36] OvmfPkg/LoongArchVirt: Add self introduction file Chao Li
2024-01-10 1:28 ` maobibo
2024-01-08 1:35 ` [edk2-devel] 回复: [PATCH v6 00/36] Enable LoongArch virtual machine in edk2 gaoliming via groups.io
2024-01-08 2:41 ` Chao Li
[not found] ` <17A76A50519959EC.16812@groups.io>
2024-01-08 3:21 ` [edk2-devel] [PATCH v6 19/36] ArmVirtPkg: Enable CpuMmio2Dxe Chao Li
[not found] ` <17A76A543E440C35.16812@groups.io>
2024-01-08 3:24 ` [edk2-devel] [PATCH v6 22/36] ArmVirtPkg: Move the FdtSerialPortAddressLib to OvmfPkg Chao Li
[not found] ` <17A76A5F07C7435C.16812@groups.io>
2024-01-08 3:24 ` [edk2-devel] [PATCH v6 23/36] ArmVirtPkg: Move two PCD variables into OvmfPkg Chao Li
[not found] ` <17A76A601F9A93F4.25044@groups.io>
2024-01-08 3:25 ` [edk2-devel] [PATCH v6 24/36] ArmVirtPkg: Move PlatformBootManagerLib to OvmfPkg Chao Li
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