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path: root/MdeModulePkg/Bus/Scsi/ScsiDiskDxe/ScsiDisk.c
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Diffstat (limited to 'MdeModulePkg/Bus/Scsi/ScsiDiskDxe/ScsiDisk.c')
-rw-r--r--MdeModulePkg/Bus/Scsi/ScsiDiskDxe/ScsiDisk.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/MdeModulePkg/Bus/Scsi/ScsiDiskDxe/ScsiDisk.c b/MdeModulePkg/Bus/Scsi/ScsiDiskDxe/ScsiDisk.c
index eb50889..88bce3f 100644
--- a/MdeModulePkg/Bus/Scsi/ScsiDiskDxe/ScsiDisk.c
+++ b/MdeModulePkg/Bus/Scsi/ScsiDiskDxe/ScsiDisk.c
@@ -256,6 +256,7 @@ ScsiDiskDriverBindingStart (
case EFI_SCSI_TYPE_CDROM:
ScsiDiskDevice->BlkIo.Media->BlockSize = 0x800;
+ ScsiDiskDevice->BlkIo.Media->ReadOnly = TRUE;
MustReadCapacity = FALSE;
break;
}