OvmfPkg/Csm: Fix various typos

Fix various typos in documentation, comments and strings.

Cc: Jordan Justen <jordan.l.justen@intel.com>
Cc: Laszlo Ersek <lersek@redhat.com>
Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Signed-off-by: Antoine Coeur <coeur@gmx.fr>
Reviewed-by: Philippe Mathieu-Daude <philmd@redhat.com>
Reviewed-by: David Woodhouse <dwmw2@infradead.org>
Acked-by: Laszlo Ersek <lersek@redhat.com>
Signed-off-by: Philippe Mathieu-Daude <philmd@redhat.com>
Message-Id: <20200207010831.9046-56-philmd@redhat.com>

21 files changed, 62 insertions, 62 deletions

diff --git a/OvmfPkg/Csm/BiosThunk/VideoDxe/BiosVideo.c b/OvmfPkg/Csm/BiosThunk/VideoDxe/BiosVideo.c
index 0640656dba..0a189bc592 100644
--- a/OvmfPkg/Csm/BiosThunk/VideoDxe/BiosVideo.c
+++ b/OvmfPkg/Csm/BiosThunk/VideoDxe/BiosVideo.c
@@ -381,7 +381,7 @@ BiosVideoDriverBindingStart (
         (FeaturePcdGet (PcdBiosVideoCheckVbeEnable) || FeaturePcdGet (PcdBiosVideoCheckVgaEnable))) {

       //

       // If RemainingDevicePath is the End of Device Path Node,

-      // don't create any child device and return EFI_SUCESS

+      // don't create any child device and return EFI_SUCCESS

       Status = EFI_SUCCESS;

       goto Done;

     }

@@ -3211,7 +3211,7 @@ BiosVideoVgaMiniPortSetMode (
 /**

   Event handler for Exit Boot Service.

 

-  @param  Event       The event that be siganlled when exiting boot service.

+  @param  Event       The event that be signalled when exiting boot service.

   @param  Context     Pointer to instance of BIOS_VIDEO_DEV.

 

 **/

diff --git a/OvmfPkg/Csm/BiosThunk/VideoDxe/BiosVideo.h b/OvmfPkg/Csm/BiosThunk/VideoDxe/BiosVideo.h
index 951f4e6f76..d4fe15428b 100644
--- a/OvmfPkg/Csm/BiosThunk/VideoDxe/BiosVideo.h
+++ b/OvmfPkg/Csm/BiosThunk/VideoDxe/BiosVideo.h
@@ -241,7 +241,7 @@ BiosVideoCheckForVga (
 

 

 /**

-  Release resource for biso video instance.

+  Release resource for BIOS video instance.

 

   @param  BiosVideoPrivate       Video child device private data structure

 

@@ -347,9 +347,9 @@ BiosVideoGraphicsOutputVbeBlt (
 

 

 /**

-  Grahpics Output protocol instance to block transfer for VGA device.

+  Graphics Output protocol instance to block transfer for VGA device.

 

-  @param  This                   Pointer to Grahpics Output protocol instance

+  @param  This                   Pointer to Graphics Output protocol instance

   @param  BltBuffer              The data to transfer to screen

   @param  BltOperation           The operation to perform

   @param  SourceX                The X coordinate of the source for BltOperation

@@ -412,7 +412,7 @@ BiosVideoVgaMiniPortSetMode (
 /**

   Event handler for Exit Boot Service.

 

-  @param  Event       The event that be siganlled when exiting boot service.

+  @param  Event       The event that be signalled when exiting boot service.

   @param  Context     Pointer to instance of BIOS_VIDEO_DEV.

 

 **/

@@ -506,7 +506,7 @@ BiosVideoChildHandleUninstall (
   );

 

 /**

-  Release resource for biso video instance.

+  Release resource for BIOS video instance.

 

   @param  BiosVideoPrivate       Video child device private data structure

 

diff --git a/OvmfPkg/Csm/BiosThunk/VideoDxe/VesaBiosExtensions.h b/OvmfPkg/Csm/BiosThunk/VideoDxe/VesaBiosExtensions.h
index dbf706179f..88065f15c6 100644
--- a/OvmfPkg/Csm/BiosThunk/VideoDxe/VesaBiosExtensions.h
+++ b/OvmfPkg/Csm/BiosThunk/VideoDxe/VesaBiosExtensions.h
@@ -250,7 +250,7 @@ typedef struct {
 #define VESA_BIOS_EXTENSIONS_VERSION_3_0  0x0300

 

 //

-// Super VGA Information Block Capabilities field bit defintions

+// Super VGA Information Block Capabilities field bit definitions

 //

 #define VESA_BIOS_EXTENSIONS_CAPABILITY_8_BIT_DAC 0x01  // 0: DAC width is fixed at 6 bits/color

 // 1: DAC width switchable to 8 bits/color

@@ -358,7 +358,7 @@ typedef struct {
 } VESA_BIOS_EXTENSIONS_MODE_INFORMATION_BLOCK;

 

 //

-// Super VGA Mode Information Block ModeAttributes field bit defintions

+// Super VGA Mode Information Block ModeAttributes field bit definitions

 //

 #define VESA_BIOS_EXTENSIONS_MODE_ATTRIBUTE_HARDWARE  0x0001  // 0: Mode not supported in handware

 // 1: Mode supported in handware

@@ -396,7 +396,7 @@ typedef struct {
 #define VESA_BIOS_EXTENSIONS_MODE_ATTRIBUTE_DUAL_DISPLAY  0x1000  // 0: No dual display start address support

 // 1: Dual display start address support

 //

-// Super VGA Mode Information Block WinAAttribite/WinBAttributes field bit defintions

+// Super VGA Mode Information Block WinAAttribite/WinBAttributes field bit definitions

 //

 #define VESA_BIOS_EXTENSIONS_WINX_ATTRIBUTE_RELOCATABLE 0x01  // 0: Single non-relocatable window only

 // 1: Relocatable window(s) are supported

@@ -407,7 +407,7 @@ typedef struct {
 #define VESA_BIOS_EXTENSIONS_WINX_ATTRIBUTE_WRITABLE  0x04  // 0: Window is not writable

 // 1: Window is writable

 //

-// Super VGA Mode Information Block DirectColorMode field bit defintions

+// Super VGA Mode Information Block DirectColorMode field bit definitions

 //

 #define VESA_BIOS_EXTENSIONS_DIRECT_COLOR_MODE_PROG_COLOR_RAMP  0x01  // 0: Color ram is fixed

 // 1: Color ramp is programmable

diff --git a/OvmfPkg/Csm/CsmSupportLib/LegacyPlatform.c b/OvmfPkg/Csm/CsmSupportLib/LegacyPlatform.c
index a07bb82da7..9c60c4a4cf 100644
--- a/OvmfPkg/Csm/CsmSupportLib/LegacyPlatform.c
+++ b/OvmfPkg/Csm/CsmSupportLib/LegacyPlatform.c
@@ -282,7 +282,7 @@ GetSelectedVgaDeviceInfo (
     Status = gBS->HandleProtocol (HandleBuffer[Index], &gEfiPciIoProtocolGuid, (VOID**)&PciIo);

     if (!EFI_ERROR (Status)) {

       //

-      // Detemine if this is in the correct bus range.

+      // Determine if this is in the correct bus range.

       //

       Status = PciIo->GetLocation (PciIo, &Segment, &Bus, &Device, &Function);

       if (EFI_ERROR(Status) || (Bus < MinBus || Bus > MaxBus)) {

@@ -501,7 +501,7 @@ GetPlatformHandle (
 

             //

             // Be sure to only fill out correct information based on platform

-            // configureation.

+            // configuration.

             //

             HddInfo[HddIndex].Status        |= HDD_PRIMARY;

             HddInfo[HddIndex].Bus           = (UINT32)Bus;

@@ -882,7 +882,7 @@ TranslatePirq (
         if (PirqData == 0) {

 

           //

-          // No unused interrpts, so start reusing them.

+          // No unused interrupts, so start reusing them.

           //

           MatchData = (UINT8) (~MatchData);

         }

diff --git a/OvmfPkg/Csm/Include/Framework/BootScript.h b/OvmfPkg/Csm/Include/Framework/BootScript.h
index cb7220c1a7..a3518ea837 100644
--- a/OvmfPkg/Csm/Include/Framework/BootScript.h
+++ b/OvmfPkg/Csm/Include/Framework/BootScript.h
@@ -1,5 +1,5 @@
 /** @file

-  This file contains the boot script defintions that are shared between the

+  This file contains the boot script definitions that are shared between the

   Boot Script Executor PPI and the Boot Script Save Protocol.

 

 Copyright (c) 2009 - 2018, Intel Corporation. All rights reserved.<BR>

diff --git a/OvmfPkg/Csm/Include/Framework/FrameworkInternalFormRepresentation.h b/OvmfPkg/Csm/Include/Framework/FrameworkInternalFormRepresentation.h
index 04cbae1ef5..f10fc52312 100644
--- a/OvmfPkg/Csm/Include/Framework/FrameworkInternalFormRepresentation.h
+++ b/OvmfPkg/Csm/Include/Framework/FrameworkInternalFormRepresentation.h
@@ -271,7 +271,7 @@ typedef struct {
 

 ///

 /// Inconsistent with specification here:

-/// The following defintion may not comply with Framework Specification HII 0.92. To

+/// The following definition may not comply with Framework Specification HII 0.92. To

 /// keep the inconsistant is for implementation needed.

 ///@{

 typedef struct {

diff --git a/OvmfPkg/Csm/Include/Protocol/IsaIo.h b/OvmfPkg/Csm/Include/Protocol/IsaIo.h
index 30000305fb..8807e421fe 100644
--- a/OvmfPkg/Csm/Include/Protocol/IsaIo.h
+++ b/OvmfPkg/Csm/Include/Protocol/IsaIo.h
@@ -145,7 +145,7 @@ typedef struct {
   @param[in] SrcOffset    The offset of the source in ISA MMIO space.

   @param[in] Count        The number tranfers to perform for this copy operation.

 

-  @retval EFI_SUCCESS             The data was copied sucessfully.

+  @retval EFI_SUCCESS             The data was copied successfully.

   @retval EFI_UNSUPPORTED         The DestOffset or SrcOffset is not valid for this device.

   @retval EFI_INVALID_PARAMETER   Width or Count, or both, were invalid.

   @retval EFI_OUT_OF_RESOURCES    The request could not be completed due to a lack of resources.

diff --git a/OvmfPkg/Csm/Include/Protocol/LegacyBios.h b/OvmfPkg/Csm/Include/Protocol/LegacyBios.h
index 36761da397..cd585a8d58 100644
--- a/OvmfPkg/Csm/Include/Protocol/LegacyBios.h
+++ b/OvmfPkg/Csm/Include/Protocol/LegacyBios.h
@@ -1,7 +1,7 @@
 /** @file

   The EFI Legacy BIOS Protocol is used to abstract legacy Option ROM usage

   under EFI and Legacy OS boot.  This file also includes all the related

-  COMPATIBILIY16 structures and defintions.

+  COMPATIBILIY16 structures and definitions.

 

   Note: The names for EFI_IA32_REGISTER_SET elements were picked to follow

   well known naming conventions.

@@ -213,7 +213,7 @@ typedef struct {
   /// value of the start of the PCI Express memory-mapped configuration registers and

   /// must be filled in prior to EfiCompatibility code issuing the Compatibility16 function

   /// Compatibility16InitializeYourself().

-  /// Compatibility16InitializeYourself() is defined in Compatability16

+  /// Compatibility16InitializeYourself() is defined in Compatibility16

   /// Functions.

   ///

   UINT32                            PciExpressBase;

@@ -251,7 +251,7 @@ typedef struct {
 

 ///

 /// Functions provided by the CSM binary which communicate between the EfiCompatibility

-/// and Compatability16 code.

+/// and Compatibility16 code.

 ///

 /// Inconsistent with the specification here:

 /// The member's name started with "Compatibility16" [defined in Intel Framework

diff --git a/OvmfPkg/Csm/Include/Protocol/LegacyBiosPlatform.h b/OvmfPkg/Csm/Include/Protocol/LegacyBiosPlatform.h
index 0a164dad3b..607ef358f0 100644
--- a/OvmfPkg/Csm/Include/Protocol/LegacyBiosPlatform.h
+++ b/OvmfPkg/Csm/Include/Protocol/LegacyBiosPlatform.h
@@ -1,5 +1,5 @@
 /** @file

-  The EFI Legacy BIOS Patform Protocol is used to mate a Legacy16

+  The EFI Legacy BIOS Platform Protocol is used to mate a Legacy16

   implementation with this EFI code. The EFI driver that produces

   the Legacy BIOS protocol is generic and consumes this protocol.

   A driver that matches the Legacy16 produces this protocol

@@ -383,7 +383,7 @@ typedef enum {
   ///

   ///     ShadowAddress First free OpROM area, after other OpROMs have been dispatched..

   ///

-  ///     Compatibility16Table Pointer to the Compatability16 Table.

+  ///     Compatibility16Table Pointer to the Compatibility16 Table.

   ///

   ///       AdditionalData NULL.

   ///

diff --git a/OvmfPkg/Csm/Include/Protocol/VgaMiniPort.h b/OvmfPkg/Csm/Include/Protocol/VgaMiniPort.h
index 41ff58e14c..5071c712ff 100644
--- a/OvmfPkg/Csm/Include/Protocol/VgaMiniPort.h
+++ b/OvmfPkg/Csm/Include/Protocol/VgaMiniPort.h
@@ -30,7 +30,7 @@ typedef struct _EFI_VGA_MINI_PORT_PROTOCOL  EFI_VGA_MINI_PORT_PROTOCOL;
   ModeNumber of 1 is a request for an 80x50 text mode.  If ModeNumber is greater

   than MaxModeNumber, then EFI_UNSUPPORTED is returned.  If the VGA controller

   is not functioning properly, then EFI_DEVICE_ERROR is returned.  If the VGA

-  controller is sucessfully set to the mode number specified by ModeNumber, then

+  controller is successfully set to the mode number specified by ModeNumber, then

   EFI_SUCCESS is returned.

 

   @param[in] This         A pointer to the EFI_VGA_MINI_PORT_PROTOCOL instance.

diff --git a/OvmfPkg/Csm/LegacyBiosDxe/LegacyBios.c b/OvmfPkg/Csm/LegacyBiosDxe/LegacyBios.c
index 5e795bfe65..dd3608a64e 100644
--- a/OvmfPkg/Csm/LegacyBiosDxe/LegacyBios.c
+++ b/OvmfPkg/Csm/LegacyBiosDxe/LegacyBios.c
@@ -107,7 +107,7 @@ AllocateLegacyMemory (
   64 KB blocks.

 

   Note: inconsistency with the Framework CSM spec. Per the spec, this function may be

-  invoked only once. This limitation is relaxed to allow multiple calls in this implemenation.

+  invoked only once. This limitation is relaxed to allow multiple calls in this implementation.

 

   @param  This                       Protocol instance pointer.

   @param  LegacyMemorySize           Size of required region

@@ -319,7 +319,7 @@ ShadowAndStartLegacy16 (
   Private->LegacyBiosImageSize  = (UINT32) LegacyBiosImageSize;

 

   //

-  // Can only shadow into memory allocated for legacy useage.

+  // Can only shadow into memory allocated for legacy usage.

   //

   ASSERT (Private->BiosStart > Private->OptionRom);

 

@@ -983,7 +983,7 @@ LegacyBiosInstall (
          );

 

   //

-  // Allocate 0 - 4K for real mode interupt vectors and BDA.

+  // Allocate 0 - 4K for real mode interrupt vectors and BDA.

   //

   AllocateLegacyMemory (

     AllocateAddress,

diff --git a/OvmfPkg/Csm/LegacyBiosDxe/LegacyBiosInterface.h b/OvmfPkg/Csm/LegacyBiosDxe/LegacyBiosInterface.h
index a72c8470f6..88ec93d428 100644
--- a/OvmfPkg/Csm/LegacyBiosDxe/LegacyBiosInterface.h
+++ b/OvmfPkg/Csm/LegacyBiosDxe/LegacyBiosInterface.h
@@ -501,7 +501,7 @@ typedef struct {
   EFI_GENERIC_MEMORY_TEST_PROTOCOL  *GenericMemoryTest;

 

   //

-  // TRUE if PCI Interupt Line registers have been programmed.

+  // TRUE if PCI Interrupt Line registers have been programmed.

   //

   BOOLEAN                           PciInterruptLine;

 

@@ -706,7 +706,7 @@ LegacyBiosInt86 (
   the Stack argument

 

   @param  This                   Protocol instance pointer.

-  @param  Segment                Segemnt of 16-bit mode call

+  @param  Segment                Segment of 16-bit mode call

   @param  Offset                 Offset of 16-bit mdoe call

   @param  Regs                   Register contexted passed into (and returned) from

                                  thunk to  16-bit mode

@@ -1004,7 +1004,7 @@ InitLegacyIdeController (
 

 /**

   Program the interrupt routing register in all the PCI devices. On a PC AT system

-  this register contains the 8259 IRQ vector that matches it's PCI interrupt.

+  this register contains the 8259 IRQ vector that matches its PCI interrupt.

 

   @param  Private                Legacy  BIOS Instance data

 

@@ -1418,7 +1418,7 @@ RelocateImageUnder4GIfNeeded (
   the Stack argument

 

   @param  This       Protocol instance pointer.

-  @param  Segment    Segemnt of 16-bit mode call

+  @param  Segment    Segment of 16-bit mode call

   @param  Offset     Offset of 16-bit mdoe call

   @param  Regs       Register contexted passed into (and returned) from thunk to

                      16-bit mode

diff --git a/OvmfPkg/Csm/LegacyBiosDxe/LegacyBootSupport.c b/OvmfPkg/Csm/LegacyBiosDxe/LegacyBootSupport.c
index cd4cd24f42..20784504d5 100644
--- a/OvmfPkg/Csm/LegacyBiosDxe/LegacyBootSupport.c
+++ b/OvmfPkg/Csm/LegacyBiosDxe/LegacyBootSupport.c
@@ -962,7 +962,7 @@ GenericLegacyBoot (
   }

 

   //

-  // We do not ASSERT if SmbiosTable not found. It is possbile that a platform does not produce SmbiosTable.

+  // We do not ASSERT if SmbiosTable not found. It is possible that a platform does not produce SmbiosTable.

   //

   if (mReserveSmbiosEntryPoint == 0) {

     DEBUG ((EFI_D_INFO, "Smbios table is not found!\n"));

@@ -982,7 +982,7 @@ GenericLegacyBoot (
                );

   }

   //

-  // We do not ASSERT if AcpiTable not found. It is possbile that a platform does not produce AcpiTable.

+  // We do not ASSERT if AcpiTable not found. It is possible that a platform does not produce AcpiTable.

   //

   if (AcpiTable == NULL) {

     DEBUG ((EFI_D_INFO, "ACPI table is not found!\n"));

diff --git a/OvmfPkg/Csm/LegacyBiosDxe/LegacyPci.c b/OvmfPkg/Csm/LegacyBiosDxe/LegacyPci.c
index dc1f760876..2656dafde9 100644
--- a/OvmfPkg/Csm/LegacyBiosDxe/LegacyPci.c
+++ b/OvmfPkg/Csm/LegacyBiosDxe/LegacyPci.c
@@ -678,7 +678,7 @@ TranslateBusPirq (
 

 

 Search busses starting from slot bus for final bus >= Secondary bus and

-final bus <= Suborninate bus. Assumption is bus entries increase in bus

+final bus <= Subordinate bus. Assumption is bus entries increase in bus

 number.

 Starting PIRQ is A,B,C,D.

 Bus 2, Device 7 satisfies search criteria. Rotate (A,B,C,D) left by device

@@ -914,7 +914,7 @@ InstallLegacyIrqHandler (
   Legacy8259      = Private->Legacy8259;

   //

   // Disable interrupt in PIC, in case shared, to prevent an

-  // interrupt from occuring.

+  // interrupt from occurring.

   //

   Legacy8259->GetMask (

                 Legacy8259,

@@ -1049,7 +1049,7 @@ InstallLegacyIrqHandler (
 

 /**

   Program the interrupt routing register in all the PCI devices. On a PC AT system

-  this register contains the 8259 IRQ vector that matches it's PCI interrupt.

+  this register contains the 8259 IRQ vector that matches its PCI interrupt.

 

   @param  Private                Legacy  BIOS Instance data

 

@@ -2582,7 +2582,7 @@ LegacyBiosInstallRom (
   // do not follow the standard of setting AX = 0 on success.

   //

   //

-  // The ROM could have updated it's size so we need to read again.

+  // The ROM could have updated its size so we need to read again.

   //

   if (((EFI_LEGACY_EXPANSION_ROM_HEADER *) RuntimeAddress)->Signature != PCI_EXPANSION_ROM_HEADER_SIGNATURE) {

     //

diff --git a/OvmfPkg/Csm/LegacyBiosDxe/Thunk.c b/OvmfPkg/Csm/LegacyBiosDxe/Thunk.c
index a4985ede77..6432030a23 100644
--- a/OvmfPkg/Csm/LegacyBiosDxe/Thunk.c
+++ b/OvmfPkg/Csm/LegacyBiosDxe/Thunk.c
@@ -127,8 +127,8 @@ LegacyBiosFarCall86 (
   Provide NULL interrupt handler which is used to check

   if there is more than one HW interrupt registers with the CPU AP.

 

-  @param  InterruptType - The type of interrupt that occured

-  @param  SystemContext - A pointer to the system context when the interrupt occured

+  @param  InterruptType - The type of interrupt that occurred

+  @param  SystemContext - A pointer to the system context when the interrupt occurred

 

 **/

 VOID

diff --git a/OvmfPkg/Csm/LegacyBootMaintUiLib/LegacyBootMaintUi.c b/OvmfPkg/Csm/LegacyBootMaintUiLib/LegacyBootMaintUi.c
index af7d80eb5f..35470abf91 100644
--- a/OvmfPkg/Csm/LegacyBootMaintUiLib/LegacyBootMaintUi.c
+++ b/OvmfPkg/Csm/LegacyBootMaintUiLib/LegacyBootMaintUi.c
@@ -1,5 +1,5 @@
 /** @file

-  Legacy Boot Maintainence UI implementation.

+  Legacy Boot Maintenance UI implementation.

 

 Copyright (c) 2004 - 2018, Intel Corporation. All rights reserved.<BR>

 (C) Copyright 2018 Hewlett Packard Enterprise Development LP<BR>

@@ -237,10 +237,10 @@ OrderLegacyBootOption4SameType (
 

 /**

   Update the legacy BBS boot option. L"LegacyDevOrder" and gEfiLegacyDevOrderVariableGuid EFI Variable

-  is udpated with the new Legacy Boot order. The EFI Variable of "Boot####" and gEfiGlobalVariableGuid

+  is updated with the new Legacy Boot order. The EFI Variable of "Boot####" and gEfiGlobalVariableGuid

   is also updated.

 

-  @param NVMapData   The data for egacy BBS boot.

+  @param NVMapData   The data for legacy BBS boot.

 

   @return EFI_SUCCESS           The function completed successfully.

   @retval EFI_NOT_FOUND         If L"LegacyDevOrder" and gEfiLegacyDevOrderVariableGuid EFI Variable can not be found.

@@ -725,7 +725,7 @@ CreateLegacyMenuStringToken (
   Create a dynamic page so that Legacy Device boot order

   can be set for specified device type.

 

-  @param UpdatePageId    The form ID. It also spefies the legacy device type.

+  @param UpdatePageId    The form ID. It also specifies the legacy device type.

 

 

 **/

@@ -1127,8 +1127,8 @@ LegacyBootOptionCallback (
     if (QuestionId == FORM_FLOPPY_BOOT_ID) {

       if (!mFirstEnterLegacyForm) {

         //

-        // The leagcyBootMaintUiLib depends on the LegacyBootManagerLib to realize its functionality.

-        // We need to do the leagcy boot options related actions after the LegacyBootManagerLib has been initialized.

+        // The legacyBootMaintUiLib depends on the LegacyBootManagerLib to realize its functionality.

+        // We need to do the legacy boot options related actions after the LegacyBootManagerLib has been initialized.

         // Opening the legacy menus is the appropriate time that the LegacyBootManagerLib has already been initialized.

         //

         mFirstEnterLegacyForm = TRUE;

@@ -1403,7 +1403,7 @@ GetLegacyOptions (
   @param ImageHandle     The image handle.

   @param SystemTable     The system table.

 

-  @retval  EFI_SUCEESS  Install Boot manager menu success.

+  @retval  EFI_SUCCESS  Install Boot manager menu success.

   @retval  Other        Return error status.

 

 **/

diff --git a/OvmfPkg/Csm/LegacyBootMaintUiLib/LegacyBootMaintUi.h b/OvmfPkg/Csm/LegacyBootMaintUiLib/LegacyBootMaintUi.h
index 0c491318c2..87290294df 100644
--- a/OvmfPkg/Csm/LegacyBootMaintUiLib/LegacyBootMaintUi.h
+++ b/OvmfPkg/Csm/LegacyBootMaintUiLib/LegacyBootMaintUi.h
@@ -1,5 +1,5 @@
 /** @file

-  Legacy boot maintainence Ui definition.

+  Legacy boot maintenance Ui definition.

 

 Copyright (c) 2004 - 2015, Intel Corporation. All rights reserved.<BR>

 SPDX-License-Identifier: BSD-2-Clause-Patent

@@ -61,7 +61,7 @@ SPDX-License-Identifier: BSD-2-Clause-Patent
 

 

 //

-// String Contant

+// String Constant

 //

 #define STR_FLOPPY          L"Floppy Drive #%02x"

 #define STR_HARDDISK        L"HardDisk Drive #%02x"

diff --git a/OvmfPkg/Csm/LegacyBootMaintUiLib/LegacyBootMaintUiLib.inf b/OvmfPkg/Csm/LegacyBootMaintUiLib/LegacyBootMaintUiLib.inf
index 5cc64a1b2d..9a790d34a0 100644
--- a/OvmfPkg/Csm/LegacyBootMaintUiLib/LegacyBootMaintUiLib.inf
+++ b/OvmfPkg/Csm/LegacyBootMaintUiLib/LegacyBootMaintUiLib.inf
@@ -1,5 +1,5 @@
 ## @file

-#  Legacy Boot Maintainence UI module is library for BDS phase.

+#  Legacy Boot Maintenance UI module is library for BDS phase.

 #

 #  Copyright (c) 2015 - 2019, Intel Corporation. All rights reserved.<BR>

 #  SPDX-License-Identifier: BSD-2-Clause-Patent

diff --git a/OvmfPkg/Csm/LegacyBootMaintUiLib/LegacyBootMaintUiLib.uni b/OvmfPkg/Csm/LegacyBootMaintUiLib/LegacyBootMaintUiLib.uni
index c2c100d378..f29e1449a7 100644
--- a/OvmfPkg/Csm/LegacyBootMaintUiLib/LegacyBootMaintUiLib.uni
+++ b/OvmfPkg/Csm/LegacyBootMaintUiLib/LegacyBootMaintUiLib.uni
@@ -1,7 +1,7 @@
 // /** @file

-// Legacy Boot Maintainence UI module is library for BDS phase.

+// Legacy Boot Maintenance UI module is library for BDS phase.

 //

-// Legacy Boot Maintainence UI module is library for BDS phase.

+// Legacy Boot Maintenance UI module is library for BDS phase.

 //

 // Copyright (c) 2015, Intel Corporation. All rights reserved.<BR>

 //

@@ -11,10 +11,10 @@
 

 #string STR_MODULE_ABSTRACT

 #language en-US

-"Legacy Boot Maintainence UI module is library for BDS phase."

+"Legacy Boot Maintenance UI module is library for BDS phase."

 

 #string STR_MODULE_DESCRIPTION

 #language en-US

-"Legacy Boot Maintainence UI module is library for BDS phase."

+"Legacy Boot Maintenance UI module is library for BDS phase."

 

 

diff --git a/OvmfPkg/Csm/LegacyBootMaintUiLib/LegacyBootMaintUiVfr.h b/OvmfPkg/Csm/LegacyBootMaintUiLib/LegacyBootMaintUiVfr.h
index e16fc39415..1335486574 100644
--- a/OvmfPkg/Csm/LegacyBootMaintUiLib/LegacyBootMaintUiVfr.h
+++ b/OvmfPkg/Csm/LegacyBootMaintUiLib/LegacyBootMaintUiVfr.h
@@ -1,5 +1,5 @@
 /** @file

-  Legacy Boot Maintainence UI definition.

+  Legacy Boot Maintenance UI definition.

 

 Copyright (c) 2004 - 2015, Intel Corporation. All rights reserved.<BR>

 SPDX-License-Identifier: BSD-2-Clause-Patent

diff --git a/OvmfPkg/Csm/LegacyBootManagerLib/LegacyBm.c b/OvmfPkg/Csm/LegacyBootManagerLib/LegacyBm.c
index 6138a32ad7..6ed45785be 100644
--- a/OvmfPkg/Csm/LegacyBootManagerLib/LegacyBm.c
+++ b/OvmfPkg/Csm/LegacyBootManagerLib/LegacyBm.c
@@ -173,7 +173,7 @@ LegacyBmBuildLegacyDevNameString (
   StringDesc = (CHAR8 *) (((UINTN) CurBBSEntry->DescStringSegment << 4) + CurBBSEntry->DescStringOffset);

   if (NULL != StringDesc) {

     //

-    // Only get fisrt 32 characters, this is suggested by BBS spec

+    // Only get first 32 characters, this is suggested by BBS spec

     //

     CopyMem (StringBufferA, StringDesc, LEGACY_BM_BOOT_DESCRIPTION_LENGTH);

     StringBufferA[LEGACY_BM_BOOT_DESCRIPTION_LENGTH] = 0;

@@ -378,9 +378,9 @@ LegacyBmDeleteAllBootOptions (
 /**

   Delete all the invalid legacy boot options.

 

-  @retval EFI_SUCCESS             All invalide legacy boot options are deleted.

+  @retval EFI_SUCCESS             All invalid legacy boot options are deleted.

   @retval EFI_OUT_OF_RESOURCES    Fail to allocate necessary memory.

-  @retval EFI_NOT_FOUND           Fail to retrive variable of boot order.

+  @retval EFI_NOT_FOUND           Fail to retrieve variable of boot order.

 **/

 EFI_STATUS

 LegacyBmDeleteAllInvalidBootOptions (

@@ -499,7 +499,7 @@ LegacyBmDeleteAllInvalidBootOptions (
 /**

   Create legacy boot option.

 

-  @param BootOption        Ponter to the boot option which will be crated.

+  @param BootOption        Pointer to the boot option which will be crated.

   @param BbsEntry          The input bbs entry info.

   @param BbsIndex          The BBS index.

 

@@ -615,10 +615,10 @@ LegacyBmFillDevOrderBuf (
   @param BbsTable        The BBS table.

   @param BbsCount        The BBS Count.

 

-  @retval EFI_SUCCES             The buffer is created and the EFI variable named

+  @retval EFI_SUCCESS            The buffer is created and the EFI variable named

                                  VAR_LEGACY_DEV_ORDER and EfiLegacyDevOrderGuid is

                                  set correctly.

-  @retval EFI_OUT_OF_RESOURCES   Memmory or storage is not enough.

+  @retval EFI_OUT_OF_RESOURCES   Memory or storage is not enough.

   @retval EFI_DEVICE_ERROR       Fail to add the device order into EFI variable fail

                                  because of hardware error.

 **/

@@ -742,7 +742,7 @@ LegacyBmCreateDevOrder (
 

   @retval EFI_SUCCESS           The boot devices are added successfully.

   @retval EFI_NOT_FOUND         The legacy boot devices are not found.

-  @retval EFI_OUT_OF_RESOURCES  Memmory or storage is not enough.

+  @retval EFI_OUT_OF_RESOURCES  Memory or storage is not enough.

   @retval EFI_DEVICE_ERROR      Fail to add the legacy device boot order into EFI variable

                                 because of hardware error.

 **/

@@ -1042,7 +1042,7 @@ LegacyBmUpdateDevOrder (
   @param DeviceType      The device type.

   @param BbsIndex        The BBS index to set the highest priority. Ignore when -1.

   @param LocalBbsTable   The BBS table.

-  @param Priority        The prority table.

+  @param Priority        The priority table.

 

   @retval EFI_SUCCESS           The function completes successfully.

   @retval EFI_NOT_FOUND         Failed to find device.

@@ -1494,7 +1494,7 @@ LegacyBmRefreshAllBootOption (
   //

   // Same algorithm pattern as the EfiBootManagerRefreshAllBootOption

   // Firstly delete the invalid legacy boot options,

-  // then enumreate and save the newly appeared legacy boot options

+  // then enumerate and save the newly appeared legacy boot options

   // the last step is legacy boot option special action to refresh the LegacyDevOrder variable

   //

   LegacyBmDeleteAllInvalidBootOptions ();