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contact devel+owner@edk2.groups.io Resent-Date: Sun, 14 Apr 2024 19:10:37 -0700 Resent-From: ray.ni@intel.com Reply-To: devel@edk2.groups.io,ray.ni@intel.com List-Unsubscribe-Post: List-Unsubscribe=One-Click List-Unsubscribe: X-Gm-Message-State: DZPJSUGkSV7RaTszev5FqI8Jx7686176AA= Content-Language: en-US Content-Type: multipart/alternative; boundary="_000_MN6PR11MB82446DCBFEBD3FB9373D91458C092MN6PR11MB8244namp_" X-GND-Status: LEGIT Authentication-Results: spool.mail.gandi.net; dkim=pass header.d=groups.io header.s=20240206 header.b=g76IT71W; dmarc=fail reason="SPF not aligned (relaxed), DKIM not aligned (relaxed)" header.from=intel.com (policy=none); spf=pass (spool.mail.gandi.net: domain of bounce@groups.io designates 45.79.224.9 as permitted sender) smtp.mailfrom=bounce@groups.io --_000_MN6PR11MB82446DCBFEBD3FB9373D91458C092MN6PR11MB8244namp_ Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Reviewed-by: Ray Ni Thanks, Ray ________________________________ From: Chao Li Sent: Friday, April 12, 2024 15:34 To: devel@edk2.groups.io Cc: Ni, Ray ; Kumar, Rahul R ; G= erd Hoffmann ; Leif Lindholm = ; Ard Biesheuvel ; Sami Mujawar ; Sunil V L ; Warkentin, Andrei Subject: [PATCH v3 07/13] 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=3D4734 Cc: Ray Ni Cc: Rahul Kumar Cc: Gerd Hoffmann Cc: Leif Lindholm Cc: Ard Biesheuvel Cc: Sami Mujawar Cc: Sunil V L Cc: Andrei Warkentin Signed-off-by: Chao Li Acked-by: Gerd Hoffmann --- UefiCpuPkg/Include/Library/CpuMmuLib.h | 41 ++++++++++++++++++++++++++ UefiCpuPkg/UefiCpuPkg.dec | 4 +++ 2 files changed, 45 insertions(+) create mode 100644 UefiCpuPkg/Include/Library/CpuMmuLib.h diff --git a/UefiCpuPkg/Include/Library/CpuMmuLib.h b/UefiCpuPkg/Include/Li= brary/CpuMmuLib.h new file mode 100644 index 0000000000..e6cfbd5168 --- /dev/null +++ b/UefiCpuPkg/Include/Library/CpuMmuLib.h @@ -0,0 +1,41 @@ +/** @file + + Copyright (c) 2024 Loongson Technology Corporation Limited. All rights r= eserved.
+ + SPDX-License-Identifier: BSD-2-Clause-Patent + +**/ + +#ifndef CPU_MMU_LIB_H_ +#define CPU_MMU_LIB_H_ + +#include + +/** + Maps the memory region in the page table to the specified attributes. + + @param[in, out] PageTable The pointer to the page table to update, = or pointer to NULL + if a new page table is to be created. + @param[in] PageWalkCfg The page walk controller configure. + @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 th= e Attributes. + @param[in] Attributes The bitmask of attributes to set, which r= efer to UEFI SPEC + 7.2.3(EFI_BOOT_SERVICES.GetMemoryMap()). + @param[in] AttributeMask Mask of memory attributes to take into ac= count. + + @retval EFI_SUCCESS The Attributes was set successfully or Le= ngth is 0. + @retval EFI_INVALID_PARAMETER PageTable is NULL. + @retval EFI_UNSUPPORTED *PageTable is NULL. +**/ +EFI_STATUS +EFIAPI +MemoryRegionMap ( + IN OUT UINTN *PageTable OPTIONAL, + IN UINT64 PageWalkCfg, + IN EFI_PHYSICAL_ADDRESS BaseAddress, + IN UINT64 Length, + IN UINT64 Attributes, + IN UINT64 AttributeMask + ); + +#endif // CPU_MMU_LIB_H_ diff --git a/UefiCpuPkg/UefiCpuPkg.dec b/UefiCpuPkg/UefiCpuPkg.dec index 571b59b36f..ca744fab55 100644 --- a/UefiCpuPkg/UefiCpuPkg.dec +++ b/UefiCpuPkg/UefiCpuPkg.dec @@ -72,6 +72,10 @@ [LibraryClasses.RISCV64] ## RiscVMmuLib|Include/Library/BaseRiscVMmuLib.h +[LibraryClasses.LoongArch64] + ## @libraryclass Provides functions for the memory management unit. + CpuMmuLib|Include/Library/CpuMmuLib.h + [Guids] gUefiCpuPkgTokenSpaceGuid =3D { 0xac05bf33, 0x995a, 0x4ed4, { 0xaa,= 0xb8, 0xef, 0x7a, 0xe8, 0xf, 0x5c, 0xb0 }} gMsegSmramGuid =3D { 0x5802bce4, 0xeeee, 0x4e33, { 0xa1,= 0x30, 0xeb, 0xad, 0x27, 0xf0, 0xe4, 0x39 }} -- 2.27.0 -=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D- Groups.io Links: You receive all messages sent to this group. View/Reply Online (#117739): https://edk2.groups.io/g/devel/message/117739 Mute This Topic: https://groups.io/mt/105478496/7686176 Group Owner: devel+owner@edk2.groups.io Unsubscribe: https://edk2.groups.io/g/devel/unsub [rebecca@openfw.io] -=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D-=3D- --_000_MN6PR11MB82446DCBFEBD3FB9373D91458C092MN6PR11MB8244namp_ Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable
Reviewed-by: Ray Ni <ray.ni@intel.com>

Thanks,
Ray
From: Chao Li <lichao@lo= ongson.cn>
Sent: Friday, April 12, 2024 15:34
To: devel@edk2.groups.io <devel@edk2.groups.io>
Cc: Ni, Ray <ray.ni@intel.com>; Kumar, Rahul R <rahul.r.kum= ar@intel.com>; Gerd Hoffmann <kraxel@redhat.com>; Leif Lindholm &l= t;quic_llindhol@quicinc.com>; Ard Biesheuvel <ardb+tianocore@kernel.o= rg>; Sami Mujawar <sami.mujawar@arm.com>; Sunil V L <sunilvl@ve= ntanamicro.com>; Warkentin, Andrei <andrei.warkentin@intel.com>
Subject: [PATCH v3 07/13] UefiCpuPkg: Add CpuMmuLib.h to UefiCpuPkg<= /font>
 
Add a new header file CpuMmuLib.h, whitch is refer= enced 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=3D4734

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>
Acked-by: Gerd Hoffmann <kraxel@redhat.com>
---
 UefiCpuPkg/Include/Library/CpuMmuLib.h | 41 +++++++++++++++++++++++++= +
 UefiCpuPkg/UefiCpuPkg.dec       &n= bsp;      |  4 +++
 2 files changed, 45 insertions(+)
 create mode 100644 UefiCpuPkg/Include/Library/CpuMmuLib.h

diff --git a/UefiCpuPkg/Include/Library/CpuMmuLib.h b/UefiCpuPkg/Include/Li= brary/CpuMmuLib.h
new file mode 100644
index 0000000000..e6cfbd5168
--- /dev/null
+++ b/UefiCpuPkg/Include/Library/CpuMmuLib.h
@@ -0,0 +1,41 @@
+/** @file
+
+  Copyright (c) 2024 Loongson Technology Corporation Limited. All rig= hts reserved.<BR>
+
+  SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+#ifndef CPU_MMU_LIB_H_
+#define CPU_MMU_LIB_H_
+
+#include <Uefi/UefiBaseType.h>
+
+/**
+  Maps the memory region in the page table to the specified attribute= s.
+
+  @param[in, out] PageTable      The pointer= to the page table to update, or pointer to NULL
+            &n= bsp;            = ;        if a new page table is to be cr= eated.
+  @param[in]      PageWalkCfg  &nb= sp; The page walk controller configure.
+  @param[in]      BaseAddress  &nb= sp; The base address of the memory region to set the Attributes.
+  @param[in]      Length   &n= bsp;     The length of the memory region to set the Att= ributes.
+  @param[in]      Attributes  &nbs= p;  The bitmask of attributes to set, which refer to UEFI SPEC
+            &n= bsp;            = ;        7.2.3(EFI_BOOT_SERVICES.GetMemo= ryMap()).
+  @param[in]      AttributeMask  Mask o= f memory attributes to take into account.
+
+  @retval EFI_SUCCESS        =     The Attributes was set successfully or Length is 0.
+  @retval EFI_INVALID_PARAMETER  PageTable is NULL.
+  @retval EFI_UNSUPPORTED        *= PageTable is NULL.
+**/
+EFI_STATUS
+EFIAPI
+MemoryRegionMap (
+  IN OUT UINTN         &= nbsp;       *PageTable  OPTIONAL,
+  IN     UINT64     &nbs= p;          PageWalkCfg,
+  IN     EFI_PHYSICAL_ADDRESS  BaseAddress,<= br> +  IN     UINT64     &nbs= p;          Length,
+  IN     UINT64     &nbs= p;          Attributes,
+  IN     UINT64     &nbs= p;          AttributeMask
+  );
+
+#endif // CPU_MMU_LIB_H_
diff --git a/UefiCpuPkg/UefiCpuPkg.dec b/UefiCpuPkg/UefiCpuPkg.dec
index 571b59b36f..ca744fab55 100644
--- a/UefiCpuPkg/UefiCpuPkg.dec
+++ b/UefiCpuPkg/UefiCpuPkg.dec
@@ -72,6 +72,10 @@ [LibraryClasses.RISCV64]
   ##
   RiscVMmuLib|Include/Library/BaseRiscVMmuLib.h
 
+[LibraryClasses.LoongArch64]
+  ##  @libraryclass  Provides functions for the memory mana= gement unit.
+  CpuMmuLib|Include/Library/CpuMmuLib.h
+
 [Guids]
   gUefiCpuPkgTokenSpaceGuid      =3D { = 0xac05bf33, 0x995a, 0x4ed4, { 0xaa, 0xb8, 0xef, 0x7a, 0xe8, 0xf, 0x5c, 0xb0= }}
   gMsegSmramGuid        =          =3D { 0x5802bce4, 0xeeee, = 0x4e33, { 0xa1, 0x30, 0xeb, 0xad, 0x27, 0xf0, 0xe4, 0x39 }}
--
2.27.0

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