In order to probe and connect to the MptScsi device we need this
protocol. Currently it does nothing.
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Nikita Leshenko <nikita.leshche...@oracle.com>
Reviewed-by: Konrad Rzeszutek Wilk <konrad.w...@oracle.com>
Reviewed-by: Aaron Young <aaron.yo...@oracle.com>
Reviewed-by: Liran Alon <liran.a...@oracle.com>
---
OvmfPkg/MptScsiDxe/MptScsi.c | 65 ++++++++++++++++++++++++++++++-
OvmfPkg/MptScsiDxe/MptScsiDxe.inf | 1 +
2 files changed, 65 insertions(+), 1 deletion(-)
diff --git a/OvmfPkg/MptScsiDxe/MptScsi.c b/OvmfPkg/MptScsiDxe/MptScsi.c
index 73a693741d..4dcb1b1ae5 100644
--- a/OvmfPkg/MptScsiDxe/MptScsi.c
+++ b/OvmfPkg/MptScsiDxe/MptScsi.c
@@ -15,6 +15,62 @@
**/
+#include <Library/UefiLib.h>
+
+//
+// Driver Binding
+//
+
+STATIC
+EFI_STATUS
+EFIAPI
+MptScsiControllerSupported (
+ IN EFI_DRIVER_BINDING_PROTOCOL *This,
+ IN EFI_HANDLE ControllerHandle,
+ IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL
+ )
+{
+ return EFI_UNSUPPORTED;
+}
+
+STATIC
+EFI_STATUS
+EFIAPI
+MptScsiControllerStart (
+ IN EFI_DRIVER_BINDING_PROTOCOL *This,
+ IN EFI_HANDLE ControllerHandle,
+ IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL
+ )
+{
+ return EFI_UNSUPPORTED;
+}
+
+STATIC
+EFI_STATUS
+EFIAPI
+MptScsiControllerStop (
+ IN EFI_DRIVER_BINDING_PROTOCOL *This,
+ IN EFI_HANDLE ControllerHandle,
+ IN UINTN NumberOfChildren,
+ IN EFI_HANDLE *ChildHandleBuffer
+ )
+{
+ return EFI_UNSUPPORTED;
+}
+
+// Higher versions will be used before lower, 0x10-0xffffffef is the version
+// range for IVH (Indie Hardware Vendors)
+#define MPT_SCSI_BINDING_VERSION 0x10
+STATIC
+EFI_DRIVER_BINDING_PROTOCOL gMptScsiDriverBinding = {
+ &MptScsiControllerSupported,
+ &MptScsiControllerStart,
+ &MptScsiControllerStop,
+ MPT_SCSI_BINDING_VERSION,
+ NULL, // ImageHandle filled by EfiLibInstallDriverBindingComponentName2
+ NULL, // DriverBindingHandle filled by
EfiLibInstallDriverBindingComponentName2
+};
+
//
// Entry Point
//
@@ -26,5 +82,12 @@ MptScsiEntryPoint (
IN EFI_SYSTEM_TABLE *SystemTable
)
{
- return EFI_UNSUPPORTED;
+ return EfiLibInstallDriverBindingComponentName2 (
+ ImageHandle,
+ SystemTable,
+ &gMptScsiDriverBinding,
+ ImageHandle, // The handle to install onto
+ NULL, // TODO Component name
+ NULL // TODO Component name
+ );
}
diff --git a/OvmfPkg/MptScsiDxe/MptScsiDxe.inf
b/OvmfPkg/MptScsiDxe/MptScsiDxe.inf
index c558d78034..8a780a661e 100644
--- a/OvmfPkg/MptScsiDxe/MptScsiDxe.inf
+++ b/OvmfPkg/MptScsiDxe/MptScsiDxe.inf
@@ -31,3 +31,4 @@
[LibraryClasses]
UefiDriverEntryPoint
+ UefiLib
--
2.20.1
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