MdeModulePkg/UsbMassStorage: Don't send READ_CAPACITY to unsupported usb mass storage type device.
Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Tian, Feng <feng.tian@intel.com> Reviewed-by: Zeng, Star <star.zeng@intel.com> git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@15447 6f19259b-4bc3-4df7-8a09-765794883524
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@@ -2,7 +2,7 @@
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Implementation of the command set of USB Mass Storage Specification
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for Bootability, Revision 1.0.
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Copyright (c) 2007 - 2012, Intel Corporation. All rights reserved.<BR>
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Copyright (c) 2007 - 2014, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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@@ -628,6 +628,18 @@ UsbBootGetParams (
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return Status;
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}
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//
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// According to USB Mass Storage Specification for Bootability, only following
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// 4 Peripheral Device Types are in spec.
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//
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if ((UsbMass->Pdt != USB_PDT_DIRECT_ACCESS) &&
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(UsbMass->Pdt != USB_PDT_CDROM) &&
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(UsbMass->Pdt != USB_PDT_OPTICAL) &&
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(UsbMass->Pdt != USB_PDT_SIMPLE_DIRECT)) {
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DEBUG ((EFI_D_ERROR, "UsbBootGetParams: Found an unsupported peripheral type[%d]\n", UsbMass->Pdt));
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return EFI_UNSUPPORTED;
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}
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//
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// Don't use the Removable bit in inquiry data to test whether the media
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// is removable because many flash disks wrongly set this bit.
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