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author | Ruiyu Ni <ruiyu.ni@intel.com> | 2014-05-05 07:33:21 +0000 |
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committer | niruiyu <niruiyu@6f19259b-4bc3-4df7-8a09-765794883524> | 2014-05-05 07:33:21 +0000 |
commit | a06ec3e2af16c64709a77c8a354d6cec92185f1f (patch) | |
tree | f1d446db3b359180cd20c787d8a1135b06187ddc /MdePkg/Library/UefiDevicePathLib/DevicePathFromText.c | |
parent | 7447345a364e6aa5f5bd5219d25d28a2d6147bce (diff) | |
download | edk2-a06ec3e2af16c64709a77c8a354d6cec92185f1f.tar.gz edk2-a06ec3e2af16c64709a77c8a354d6cec92185f1f.tar.bz2 edk2-a06ec3e2af16c64709a77c8a354d6cec92185f1f.zip |
Add device path node/text conversion for NVMe device path node.
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Ruiyu Ni <ruiyu.ni@intel.com>
Reviewed-by: Eric Jin <eric.jin@intel.com>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@15495 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'MdePkg/Library/UefiDevicePathLib/DevicePathFromText.c')
-rw-r--r-- | MdePkg/Library/UefiDevicePathLib/DevicePathFromText.c | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/MdePkg/Library/UefiDevicePathLib/DevicePathFromText.c b/MdePkg/Library/UefiDevicePathLib/DevicePathFromText.c index 37d7a1752b..6ec0a4c0bd 100644 --- a/MdePkg/Library/UefiDevicePathLib/DevicePathFromText.c +++ b/MdePkg/Library/UefiDevicePathLib/DevicePathFromText.c @@ -1772,6 +1772,44 @@ DevPathFromTextSasEx ( }
/**
+ Converts a text device path node to NVM Express Namespace device path structure.
+
+ @param TextDeviceNode The input Text device path node.
+
+ @return A pointer to the newly-created NVM Express Namespace device path structure.
+
+**/
+EFI_DEVICE_PATH_PROTOCOL *
+DevPathFromTextNVMe (
+ IN CHAR16 *TextDeviceNode
+ )
+{
+ CHAR16 *NamespaceIdStr;
+ CHAR16 *NamespaceUuidStr;
+ NVME_NAMESPACE_DEVICE_PATH *Nvme;
+ UINT8 *Uuid;
+ UINTN Index;
+
+ NamespaceIdStr = GetNextParamStr (&TextDeviceNode);
+ NamespaceUuidStr = GetNextParamStr (&TextDeviceNode);
+ Nvme = (NVME_NAMESPACE_DEVICE_PATH *) CreateDeviceNode (
+ MESSAGING_DEVICE_PATH,
+ MSG_NVME_NAMESPACE_DP,
+ (UINT16) sizeof (NVME_NAMESPACE_DEVICE_PATH)
+ );
+
+ Nvme->NamespaceId = (UINT32) Strtoi (NamespaceIdStr);
+ Uuid = (UINT8 *) &Nvme->NamespaceUuid;
+
+ Index = sizeof (Nvme->NamespaceUuid) / sizeof (UINT8);
+ while (Index-- != 0) {
+ Uuid[Index] = (UINT8) StrHexToUintn (SplitStr (&NamespaceUuidStr, L'-'));
+ }
+
+ return (EFI_DEVICE_PATH_PROTOCOL *) Nvme;
+}
+
+/**
Converts a text device path node to Debug Port device path structure.
@param TextDeviceNode The input Text device path node.
@@ -3040,6 +3078,7 @@ GLOBAL_REMOVE_IF_UNREFERENCED DEVICE_PATH_FROM_TEXT_TABLE mUefiDevicePathLibDevP {L"UartFlowCtrl", DevPathFromTextUartFlowCtrl },
{L"SAS", DevPathFromTextSAS },
{L"SasEx", DevPathFromTextSasEx },
+ {L"NVMe", DevPathFromTextNVMe },
{L"DebugPort", DevPathFromTextDebugPort },
{L"MAC", DevPathFromTextMAC },
{L"IPv4", DevPathFromTextIPv4 },
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