diff options
Diffstat (limited to 'MdeModulePkg/Universal/DevicePathDxe')
| -rw-r--r-- | MdeModulePkg/Universal/DevicePathDxe/DevicePathFromText.c | 48 |
1 files changed, 47 insertions, 1 deletions
diff --git a/MdeModulePkg/Universal/DevicePathDxe/DevicePathFromText.c b/MdeModulePkg/Universal/DevicePathDxe/DevicePathFromText.c index 162b0e9ef4..00f44f803c 100644 --- a/MdeModulePkg/Universal/DevicePathDxe/DevicePathFromText.c +++ b/MdeModulePkg/Universal/DevicePathDxe/DevicePathFromText.c @@ -1,7 +1,7 @@ /** @file
DevicePathFromText protocol as defined in the UEFI 2.0 specification.
-Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>
+Copyright (c) 2006 - 2011, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
@@ -1138,6 +1138,51 @@ DevPathFromTextAcpiExp ( }
/**
+ Converts a text device path node to ACPI _ADR device path structure.
+
+ @param TextDeviceNode The input Text device path node.
+
+ @return A pointer to the newly-created ACPI _ADR device path structure.
+
+**/
+EFI_DEVICE_PATH_PROTOCOL *
+DevPathFromTextAcpiAdr (
+ IN CHAR16 *TextDeviceNode
+ )
+{
+ CHAR16 *DisplayDeviceStr;
+ ACPI_ADR_DEVICE_PATH *AcpiAdr;
+ UINTN Index;
+
+ AcpiAdr = (ACPI_ADR_DEVICE_PATH *) CreateDeviceNode (
+ ACPI_DEVICE_PATH,
+ ACPI_ADR_DP,
+ sizeof (ACPI_ADR_DEVICE_PATH)
+ );
+ ASSERT (AcpiAdr != NULL);
+
+ for (Index = 0; ; Index++) {
+ DisplayDeviceStr = GetNextParamStr (&TextDeviceNode);
+ if (IS_NULL (*DisplayDeviceStr)) {
+ break;
+ }
+ if (Index > 0) {
+ AcpiAdr = ReallocatePool (
+ DevicePathNodeLength (AcpiAdr),
+ DevicePathNodeLength (AcpiAdr) + sizeof (UINT32),
+ AcpiAdr
+ );
+ ASSERT (AcpiAdr != NULL);
+ SetDevicePathNodeLength (AcpiAdr, DevicePathNodeLength (AcpiAdr) + sizeof (UINT32));
+ }
+
+ (&AcpiAdr->ADR)[Index] = (UINT32) Strtoi (DisplayDeviceStr);
+ }
+
+ return (EFI_DEVICE_PATH_PROTOCOL *) AcpiAdr;
+}
+
+/**
Converts a text device path node to Parallel Port device path structure.
@param TextDeviceNode The input Text device path node.
@@ -2769,6 +2814,7 @@ GLOBAL_REMOVE_IF_UNREFERENCED DEVICE_PATH_FROM_TEXT_TABLE DevPathFromTextTable[] {L"ParallelPort", DevPathFromTextParallelPort},
{L"AcpiEx", DevPathFromTextAcpiEx},
{L"AcpiExp", DevPathFromTextAcpiExp},
+ {L"AcpiAdr", DevPathFromTextAcpiAdr},
{L"Ata", DevPathFromTextAta},
{L"Scsi", DevPathFromTextScsi},
{L"Fibre", DevPathFromTextFibre},
|