[PATCH 03/11] OvmfPkg/LsiScsiDxe: Report the name of the driver


Gary Lin
 

Implement LsiScsiGetDriverName() and LsiScsiGetDeviceName()
to report the name of the driver.

Cc: Jordan Justen <jordan.l.justen@intel.com>
Cc: Laszlo Ersek <lersek@redhat.com>
Cc: Ard Biesheuvel <ard.biesheuvel@arm.com>
Signed-off-by: Gary Lin <glin@suse.com>
---
OvmfPkg/LsiScsiDxe/LsiScsi.c | 69 ++++++++++++++++++++++++++++++++++--
OvmfPkg/LsiScsiDxe/LsiScsi.h | 31 ++++++++++++++++
2 files changed, 98 insertions(+), 2 deletions(-)

diff --git a/OvmfPkg/LsiScsiDxe/LsiScsi.c b/OvmfPkg/LsiScsiDxe/LsiScsi.c
index 79a2af4fee73..62daa3ab99bf 100644
--- a/OvmfPkg/LsiScsiDxe/LsiScsi.c
+++ b/OvmfPkg/LsiScsiDxe/LsiScsi.c
@@ -74,6 +74,71 @@ EFI_DRIVER_BINDING_PROTOCOL gDriverBinding = {
};


+//
+// The purpose of the following scaffolding (EFI_COMPONENT_NAME_PROTOCOL and
+// EFI_COMPONENT_NAME2_PROTOCOL implementation) is to format the driver's name
+// in English, for display on standard console devices. This is recommended for
+// UEFI drivers that follow the UEFI Driver Model. Refer to the Driver Writer's
+// Guide for UEFI 2.3.1 v1.01, 11 UEFI Driver and Controller Names.
+//
+// Device type names ("LSI 53C895A SCSI Controller") are not formatted because
+// the driver supports only that device type. Therefore the driver name
+// suffices for unambiguous identification.
+//
+
+STATIC
+EFI_UNICODE_STRING_TABLE mDriverNameTable[] = {
+ { "eng;en", L"LSI 53C895A SCSI Controller Driver" },
+ { NULL, NULL }
+};
+
+STATIC
+EFI_COMPONENT_NAME_PROTOCOL gComponentName;
+
+EFI_STATUS
+EFIAPI
+LsiScsiGetDriverName (
+ IN EFI_COMPONENT_NAME_PROTOCOL *This,
+ IN CHAR8 *Language,
+ OUT CHAR16 **DriverName
+ )
+{
+ return LookupUnicodeString2 (
+ Language,
+ This->SupportedLanguages,
+ mDriverNameTable,
+ DriverName,
+ (BOOLEAN)(This == &gComponentName) // Iso639Language
+ );
+}
+
+EFI_STATUS
+EFIAPI
+LsiScsiGetDeviceName (
+ IN EFI_COMPONENT_NAME_PROTOCOL *This,
+ IN EFI_HANDLE DeviceHandle,
+ IN EFI_HANDLE ChildHandle,
+ IN CHAR8 *Language,
+ OUT CHAR16 **ControllerName
+ )
+{
+ return EFI_UNSUPPORTED;
+}
+
+STATIC
+EFI_COMPONENT_NAME_PROTOCOL gComponentName = {
+ &LsiScsiGetDriverName,
+ &LsiScsiGetDeviceName,
+ "eng" // SupportedLanguages, ISO 639-2 language codes
+};
+
+STATIC
+EFI_COMPONENT_NAME2_PROTOCOL gComponentName2 = {
+ (EFI_COMPONENT_NAME2_GET_DRIVER_NAME) &LsiScsiGetDriverName,
+ (EFI_COMPONENT_NAME2_GET_CONTROLLER_NAME) &LsiScsiGetDeviceName,
+ "en" // SupportedLanguages, RFC 4646 language codes
+};
+
//
// Entry point of this driver
//
@@ -89,7 +154,7 @@ LsiScsiEntryPoint (
SystemTable,
&gDriverBinding,
ImageHandle, // The handle to install onto
- NULL, // TODO Component name
- NULL // TODO Component name
+ &gComponentName,
+ &gComponentName2
);
}
diff --git a/OvmfPkg/LsiScsiDxe/LsiScsi.h b/OvmfPkg/LsiScsiDxe/LsiScsi.h
index 17738442fd5f..00db9ada12d2 100644
--- a/OvmfPkg/LsiScsiDxe/LsiScsi.h
+++ b/OvmfPkg/LsiScsiDxe/LsiScsi.h
@@ -47,4 +47,35 @@ LsiScsiControllerStop (
IN EFI_HANDLE *ChildHandleBuffer
);

+
+//
+// The purpose of the following scaffolding (EFI_COMPONENT_NAME_PROTOCOL and
+// EFI_COMPONENT_NAME2_PROTOCOL implementation) is to format the driver's name
+// in English, for display on standard console devices. This is recommended for
+// UEFI drivers that follow the UEFI Driver Model. Refer to the Driver Writer's
+// Guide for UEFI 2.3.1 v1.01, 11 UEFI Driver and Controller Names.
+//
+// Device type names ("LSI 53C895A SCSI Controller") are not formatted because
+// the driver supports only that device type. Therefore the driver name
+// suffices for unambiguous identification.
+//
+
+EFI_STATUS
+EFIAPI
+LsiScsiGetDriverName (
+ IN EFI_COMPONENT_NAME_PROTOCOL *This,
+ IN CHAR8 *Language,
+ OUT CHAR16 **DriverName
+ );
+
+EFI_STATUS
+EFIAPI
+LsiScsiGetDeviceName (
+ IN EFI_COMPONENT_NAME_PROTOCOL *This,
+ IN EFI_HANDLE DeviceHandle,
+ IN EFI_HANDLE ChildHandle,
+ IN CHAR8 *Language,
+ OUT CHAR16 **ControllerName
+ );
+
#endif // _LSI_SCSI_DXE_H_
--
2.25.1

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