KvmtoolPlatformDxe.c

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#include <Guid/VariableFormat.h>
#include <Library/BaseLib.h>
#include <Library/DebugLib.h>
#include <Library/UefiBootServicesTableLib.h>
#include <Protocol/FdtClient.h>
 
STATIC
EFI_STATUS
PlatformHasAcpiDt (
  IN EFI_HANDLE  ImageHandle
  )
{
  if (!PcdGetBool (PcdForceNoAcpi)) {
    // Expose ACPI tables
    return gBS->InstallProtocolInterface (
                  &ImageHandle,
                  &gEdkiiPlatformHasAcpiGuid,
                  EFI_NATIVE_INTERFACE,
                  NULL
                  );
  }
 
  // Expose the Device Tree.
  return gBS->InstallProtocolInterface (
                &ImageHandle,
                &gEdkiiPlatformHasDeviceTreeGuid,
                EFI_NATIVE_INTERFACE,
                NULL
                );
}
 
EFI_STATUS
EFIAPI
KvmtoolPlatformDxeEntryPoint (
  IN EFI_HANDLE        ImageHandle,
  IN EFI_SYSTEM_TABLE  *SystemTable
  )
{
  EFI_STATUS  Status;
 
  if (PcdGetBool (PcdEmuVariableNvModeEnable)) {
    // The driver implementing the variable service can now be dispatched.
    Status = gBS->InstallProtocolInterface (
                    &gImageHandle,
                    &gEdkiiNvVarStoreFormattedGuid,
                    EFI_NATIVE_INTERFACE,
                    NULL
                    );
    ASSERT_EFI_ERROR (Status);
  }
 
  Status = PlatformHasAcpiDt (ImageHandle);
  ASSERT_EFI_ERROR (Status);
 
  return Status;
}