[edk2-devel] [Patch V2 2/2] EmulatorPkg: Make the shell be the first boot option

[Zhiguang Liu]

REF:https://bugzilla.tianocore.org/show_bug.cgi?id=1649

Make the shell be the first boot option by default,
So it can boot into UEFI Internal Shell directly

Signed-off-by: Zhiguang Liu <zhiguang.liu at intel.com>
Cc: Jordan Justen <jordan.l.justen at intel.com>
Cc: Andrew Fish <afish at apple.com>
Cc: Ray Ni <ray.ni at intel.com>
---
 EmulatorPkg/Library/PlatformBmLib/PlatformBm.c | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)

diff --git a/EmulatorPkg/Library/PlatformBmLib/PlatformBm.c b/EmulatorPkg/Library/PlatformBmLib/PlatformBm.c
index 191ce58cfb..03f6157ae8 100644
--- a/EmulatorPkg/Library/PlatformBmLib/PlatformBm.c
+++ b/EmulatorPkg/Library/PlatformBmLib/PlatformBm.c
@@ -332,6 +332,35 @@ PlatformBdsRegisterStaticBootOptions (
   PrintXY (10, 50, &White, &Black, L"Enter to boot directly.");
 }
 
+/**
+  Returns the priority number.
+
+  @param BootOption
+**/
+UINTN
+BootOptionPriority (
+  CONST EFI_BOOT_MANAGER_LOAD_OPTION *BootOption
+  )
+{
+  //
+  // Make sure Shell is first
+  //
+  if (StrCmp (BootOption->Description, L"UEFI Shell") == 0) {
+    return 0;
+  }
+  return 100;
+}
+
+INTN
+EFIAPI
+CompareBootOption (
+  CONST EFI_BOOT_MANAGER_LOAD_OPTION  *Left,
+  CONST EFI_BOOT_MANAGER_LOAD_OPTION  *Right
+  )
+{
+  return BootOptionPriority (Left) - BootOptionPriority (Right);
+}
+
 /**
   Do the platform specific action after the console is connected.
 
@@ -377,6 +406,7 @@ PlatformBootManagerAfterConsole (
     PlatformBdsRegisterStaticBootOptions ();
     PlatformBdsConnectSequence ();
     EfiBootManagerRefreshAllBootOption ();
+    EfiBootManagerSortLoadOptionVariable (LoadOptionTypeBoot, (SORT_COMPARE)CompareBootOption);
     break;
   }
 }
-- 
2.21.0.windows.1


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