We would prefer to keep PCD, as Esc can conflict with Grub on normal (not Chromebook) devices

Thank you

On Mon, 21 Feb 2022 at 05:26, Ni, Ray <ray.ni@intel.com> wrote:
Can you just map both ESC and F2 to the UI? So that PCD is not needed.

Thanks,
Ray

-----Original Message-----
From: Sean Rhodes <sean@starlabs.systems>
Sent: Monday, February 21, 2022 5:39 AM
To: devel@edk2.groups.io
Cc: Dong, Guo <guo.dong@intel.com>; Rhodes, Sean <sean@starlabs.systems>; Ni, Ray <ray.ni@intel.com>; Ma, Maurice <maurice.ma@intel.com>; You, Benjamin <benjamin.you@intel.com>
Subject: [PATCH] UefiPayloadPkg: Make Boot Manager Key configurable

Provide a build option to use [Esc] instead of [F2] for devices
such as Chromebooks that don't have F-keys.

Cc: Guo Dong <guo.dong@intel.com>
Cc: Ray Ni <ray.ni@intel.com>
Cc: Maurice Ma <maurice.ma@intel.com>
Cc: Benjamin You <benjamin.you@intel.com>
Signed-off-by: Sean Rhodes <sean@starlabs.systems>
---
 .../Library/BrotliCustomDecompressLib/brotli  |  2 +-
 .../PlatformBootManager.c                     | 44 +++++++++++++------
 .../PlatformBootManagerLib.inf                |  1 +
 UefiPayloadPkg/UefiPayloadPkg.dec             |  3 ++
 UefiPayloadPkg/UefiPayloadPkg.dsc             |  3 ++
 5 files changed, 39 insertions(+), 14 deletions(-)

diff --git a/MdeModulePkg/Library/BrotliCustomDecompressLib/brotli b/MdeModulePkg/Library/BrotliCustomDecompressLib/brotli
index f4153a09f8..666c3280cc 160000
--- a/MdeModulePkg/Library/BrotliCustomDecompressLib/brotli
+++ b/MdeModulePkg/Library/BrotliCustomDecompressLib/brotli
@@ -1 +1 @@
-Subproject commit f4153a09f87cbb9c826d8fc12c74642bb2d879ea
+Subproject commit 666c3280cc11dc433c303d79a83d4ffbdd12cc8d
diff --git a/UefiPayloadPkg/Library/PlatformBootManagerLib/PlatformBootManager.c b/UefiPayloadPkg/Library/PlatformBootManagerLib/PlatformBootManager.c
index a8ead775ea..0eb577313a 100644
--- a/UefiPayloadPkg/Library/PlatformBootManagerLib/PlatformBootManager.c
+++ b/UefiPayloadPkg/Library/PlatformBootManagerLib/PlatformBootManager.c
@@ -164,7 +164,7 @@ PlatformBootManagerBeforeConsole (
   )

 {

   EFI_INPUT_KEY                 Enter;

-  EFI_INPUT_KEY                 F2;

+  EFI_INPUT_KEY                 CustomKey;

   EFI_INPUT_KEY                 Down;

   EFI_BOOT_MANAGER_LOAD_OPTION  BootOption;

   EFI_STATUS                    Status;

@@ -186,13 +186,22 @@ PlatformBootManagerBeforeConsole (
   Enter.UnicodeChar = CHAR_CARRIAGE_RETURN;

   EfiBootManagerRegisterContinueKeyOption (0, &Enter, NULL);



-  //

-  // Map F2 to Boot Manager Menu

-  //

-  F2.ScanCode    = SCAN_F2;

-  F2.UnicodeChar = CHAR_NULL;

+  if (FixedPcdGetBool (PcdBootManagerEscape)) {

+    //

+    // Map Esc to Boot Manager Menu

+    //

+    CustomKey.ScanCode    = SCAN_ESC;

+    CustomKey.UnicodeChar = CHAR_NULL;

+  } else {

+    //

+    // Map Esc to Boot Manager Menu

+    //

+    CustomKey.ScanCode    = SCAN_F2;

+    CustomKey.UnicodeChar = CHAR_NULL;

+  }

+

   EfiBootManagerGetBootManagerMenu (&BootOption);

-  EfiBootManagerAddKeyOptionVariable (NULL, (UINT16)BootOption.OptionNumber, 0, &F2, NULL);

+  EfiBootManagerAddKeyOptionVariable (NULL, (UINT16)BootOption.OptionNumber, 0, &CustomKey, NULL);



   //

   // Also add Down key to Boot Manager Menu since some serial terminals don't support F2 key.

@@ -251,12 +260,21 @@ PlatformBootManagerAfterConsole (
   //

   PlatformRegisterFvBootOption (PcdGetPtr (PcdShellFile), L"UEFI Shell", LOAD_OPTION_ACTIVE);



-  Print (

-    L"\n"

-    L"F2 or Down      to enter Boot Manager Menu.\n"

-    L"ENTER           to boot directly.\n"

-    L"\n"

-    );

+  if (FixedPcdGetBool (PcdBootManagerEscape)) {

+    Print (

+      L"\n"

+      L"Esc or Down      to enter Boot Manager Menu.\n"

+      L"ENTER           to boot directly.\n"

+      L"\n"

+      );

+  } else {

+    Print (

+      L"\n"

+      L"F2 or Down      to enter Boot Manager Menu.\n"

+      L"ENTER           to boot directly.\n"

+      L"\n"

+      );

+  }

 }



 /**

diff --git a/UefiPayloadPkg/Library/PlatformBootManagerLib/PlatformBootManagerLib.inf b/UefiPayloadPkg/Library/PlatformBootManagerLib/PlatformBootManagerLib.inf
index 9c4a9da943..80390e0d98 100644
--- a/UefiPayloadPkg/Library/PlatformBootManagerLib/PlatformBootManagerLib.inf
+++ b/UefiPayloadPkg/Library/PlatformBootManagerLib/PlatformBootManagerLib.inf
@@ -73,3 +73,4 @@
   gEfiMdePkgTokenSpaceGuid.PcdUartDefaultParity

   gEfiMdePkgTokenSpaceGuid.PcdUartDefaultStopBits

   gEfiMdeModulePkgTokenSpaceGuid.PcdBootManagerMenuFile

+  gUefiPayloadPkgTokenSpaceGuid.PcdBootManagerEscape

diff --git a/UefiPayloadPkg/UefiPayloadPkg.dec b/UefiPayloadPkg/UefiPayloadPkg.dec
index 551f0a4915..f2fcdf6a74 100644
--- a/UefiPayloadPkg/UefiPayloadPkg.dec
+++ b/UefiPayloadPkg/UefiPayloadPkg.dec
@@ -83,6 +83,9 @@ gUefiPayloadPkgTokenSpaceGuid.PcdSystemMemoryUefiRegionSize|0x04000000|UINT32|0x


 gUefiPayloadPkgTokenSpaceGuid.PcdPcdDriverFile|{ 0x57, 0x72, 0xcf, 0x80, 0xab, 0x87, 0xf9, 0x47, 0xa3, 0xfe, 0xD5, 0x0B, 0x76, 0xd8, 0x95, 0x41 }|VOID*|0x00000018



+# Boot Manager Key

+gUefiPayloadPkgTokenSpaceGuid.PcdBootManagerEscape|FALSE|BOOLEAN|0x00000020

+

 ## FFS filename to find the default variable initial data file.

 # @Prompt FFS Name of variable initial data file

  gUefiPayloadPkgTokenSpaceGuid.PcdNvsDataFile |{ 0x1a, 0xf1, 0xb1, 0xae, 0x42, 0xcc, 0xcf, 0x4e, 0xac, 0x60, 0xdb, 0xab, 0xf6, 0xca, 0x69, 0xe6 }|VOID*|0x00000025

diff --git a/UefiPayloadPkg/UefiPayloadPkg.dsc b/UefiPayloadPkg/UefiPayloadPkg.dsc
index 1ce96a51c1..ee9680a2b7 100644
--- a/UefiPayloadPkg/UefiPayloadPkg.dsc
+++ b/UefiPayloadPkg/UefiPayloadPkg.dsc
@@ -33,6 +33,7 @@
   DEFINE UNIVERSAL_PAYLOAD            = FALSE

   DEFINE SECURITY_STUB_ENABLE         = TRUE

   DEFINE SMM_SUPPORT                  = FALSE

+  DEFINE BOOT_MANAGER_ESCAPE          = FALSE

   #

   # SBL:      UEFI payload for Slim Bootloader

   # COREBOOT: UEFI payload for coreboot

@@ -399,6 +400,8 @@
   gEfiMdePkgTokenSpaceGuid.PcdPerformanceLibraryPropertyMask       | 0x1

 !endif



+  gUefiPayloadPkgTokenSpaceGuid.PcdBootManagerEscape|$(BOOT_MANAGER_ESCAPE)

+

 [PcdsPatchableInModule.X64]

   gPcAtChipsetPkgTokenSpaceGuid.PcdRtcIndexRegister|$(RTC_INDEX_REGISTER)

   gPcAtChipsetPkgTokenSpaceGuid.PcdRtcTargetRegister|$(RTC_TARGET_REGISTER)

--
2.32.0