BaseTools: Add DevicePath support for PCD values

[mirror_edk2.git] / BaseTools / Source / Python / Common / Misc.py

diff --git a/BaseTools/Source/Python/Common/Misc.py b/BaseTools/Source/Python/Common/Misc.py
index 59d1ba2639433cdd27a581590e639bba7c21c93f..15ad9e4f2eca37851748f578708b3328c1d467dc 100644 (file)
--- a/BaseTools/Source/Python/Common/Misc.py
+++ b/BaseTools/Source/Python/Common/Misc.py
@@ -38,7 +38,7 @@ from Common.LongFilePathSupport import OpenLongFilePath as open
 from Common.MultipleWorkspace import MultipleWorkspace as mws\r
 import uuid\r
 from CommonDataClass.Exceptions import BadExpression\r
-\r
+import subprocess\r
 ## Regular expression used to find out place holders in string template\r
 gPlaceholderPattern = re.compile("\$\{([^$()\s]+)\}", re.MULTILINE | re.UNICODE)\r
 \r
@@ -1474,7 +1474,37 @@ def AnalyzePcdExpression(Setting):
     return FieldList\r
 \r
 def ParseDevPathValue (Value):\r
-    pass\r
+    DevPathList = [ "Path","HardwarePath","Pci","PcCard","MemoryMapped","VenHw","Ctrl","BMC","AcpiPath","Acpi","PciRoot",\r
+                    "PcieRoot","Floppy","Keyboard","Serial","ParallelPort","AcpiEx","AcpiExp","AcpiAdr","Msg","Ata","Scsi",\r
+                    "Fibre","FibreEx","I1394","USB","I2O","Infiniband","VenMsg","VenPcAnsi","VenVt100","VenVt100Plus",\r
+                    "VenUtf8","UartFlowCtrl","SAS","SasEx","NVMe","UFS","SD","eMMC","DebugPort","MAC","IPv4","IPv6","Uart",\r
+                    "UsbClass","UsbAudio","UsbCDCControl","UsbHID","UsbImage","UsbPrinter","UsbMassStorage","UsbHub",\r
+                    "UsbCDCData","UsbSmartCard","UsbVideo","UsbDiagnostic","UsbWireless","UsbDeviceFirmwareUpdate",\r
+                    "UsbIrdaBridge","UsbTestAndMeasurement","UsbWwid","Unit","iSCSI","Vlan","Uri","Bluetooth","Wi-Fi",\r
+                    "MediaPath","HD","CDROM","VenMedia","Media","Fv","FvFile","Offset","RamDisk","VirtualDisk","VirtualCD",\r
+                    "PersistentVirtualDisk","PersistentVirtualCD","BbsPath","BBS","Sata" ]\r
+    if '\\' in Value:\r
+        Value.replace('\\', '/').replace(' ', '')\r
+    for Item in Value.split('/'):\r
+        Key = Item.strip().split('(')[0]\r
+        if Key not in DevPathList:\r
+            pass\r
+\r
+    Cmd = 'DevicePath ' + '"' + Value + '"'\r
+    try:\r
+        p = subprocess.Popen(Cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE, shell=True)\r
+        out, err = p.communicate()\r
+    except Exception, X:\r
+        raise BadExpression("DevicePath: %s" % (str(X)) )\r
+    finally:\r
+        subprocess._cleanup()\r
+        p.stdout.close()\r
+        p.stderr.close()\r
+    if err:\r
+        raise BadExpression("DevicePath: %s" % str(err))\r
+    Size = len(out.split())\r
+    out = ','.join(out.split())\r
+    return '{' + out + '}', Size\r
 \r
 def ParseFieldValue (Value):\r
     if type(Value) == type(0):\r