MdePkg/DevicePath: Add EMMC device path definition

[mirror_edk2.git] / MdePkg / Library / UefiDevicePathLib / DevicePathFromText.c

diff --git a/MdePkg/Library/UefiDevicePathLib/DevicePathFromText.c b/MdePkg/Library/UefiDevicePathLib/DevicePathFromText.c
index 6a9b389ca5c5392b3d621170632f5ff760b99d09..961ccb5489fb45477bd260fa13d9fb5a245811d5 100644 (file)
--- a/MdePkg/Library/UefiDevicePathLib/DevicePathFromText.c
+++ b/MdePkg/Library/UefiDevicePathLib/DevicePathFromText.c
@@ -1902,6 +1902,34 @@ DevPathFromTextSd (
   return (EFI_DEVICE_PATH_PROTOCOL *) Sd;\r
 }\r
 \r
+/**\r
+  Converts a text device path node to EMMC (Embedded MMC) device path structure.\r
+\r
+  @param TextDeviceNode  The input Text device path node.\r
+\r
+  @return A pointer to the newly-created EMMC device path structure.\r
+\r
+**/\r
+EFI_DEVICE_PATH_PROTOCOL *\r
+DevPathFromTextEmmc (\r
+  IN CHAR16 *TextDeviceNode\r
+  )\r
+{\r
+  CHAR16            *SlotNumberStr;\r
+  EMMC_DEVICE_PATH  *Emmc;\r
+\r
+  SlotNumberStr = GetNextParamStr (&TextDeviceNode);\r
+  Emmc          = (EMMC_DEVICE_PATH *) CreateDeviceNode (\r
+                                       MESSAGING_DEVICE_PATH,\r
+                                       MSG_EMMC_DP,\r
+                                       (UINT16) sizeof (EMMC_DEVICE_PATH)\r
+                                       );\r
+\r
+  Emmc->SlotNumber = (UINT8) Strtoi (SlotNumberStr);\r
+\r
+  return (EFI_DEVICE_PATH_PROTOCOL *) Emmc;\r
+}\r
+\r
 /**\r
   Converts a text device path node to Debug Port device path structure.\r
 \r
@@ -3501,6 +3529,7 @@ GLOBAL_REMOVE_IF_UNREFERENCED DEVICE_PATH_FROM_TEXT_TABLE mUefiDevicePathLibDevP
   {L"NVMe",                    DevPathFromTextNVMe                    },\r
   {L"UFS",                     DevPathFromTextUfs                     },\r
   {L"SD",                      DevPathFromTextSd                      },\r
+  {L"Emmc",                    DevPathFromTextEmmc                    },\r
   {L"DebugPort",               DevPathFromTextDebugPort               },\r
   {L"MAC",                     DevPathFromTextMAC                     },\r
   {L"IPv4",                    DevPathFromTextIPv4                    },\r