In order to probe and connect to the MptScsi device we need this protocol. Currently it does nothing.
Ref: https://bugzilla.tianocore.org/show_bug.cgi?id=2390 Signed-off-by: Nikita Leshenko <nikita.leshche...@oracle.com> Reviewed-by: Laszlo Ersek <ler...@redhat.com> Reviewed-by: Liran Alon <liran.a...@oracle.com> --- OvmfPkg/MptScsiDxe/MptScsi.c | 67 ++++++++++++++++++++++++++++++- OvmfPkg/MptScsiDxe/MptScsiDxe.inf | 1 + 2 files changed, 67 insertions(+), 1 deletion(-) diff --git a/OvmfPkg/MptScsiDxe/MptScsi.c b/OvmfPkg/MptScsiDxe/MptScsi.c index c6c8142dfde6..581d3909b84d 100644 --- a/OvmfPkg/MptScsiDxe/MptScsi.c +++ b/OvmfPkg/MptScsiDxe/MptScsi.c @@ -9,8 +9,66 @@ **/ +#include <Library/UefiLib.h> #include <Uefi/UefiSpec.h> +// +// Higher versions will be used before lower, 0x10-0xffffffef is the version +// range for IVH (Indie Hardware Vendors) +// +#define MPT_SCSI_BINDING_VERSION 0x10 + +// +// 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; +} + +STATIC +EFI_DRIVER_BINDING_PROTOCOL mMptScsiDriverBinding = { + &MptScsiControllerSupported, + &MptScsiControllerStart, + &MptScsiControllerStop, + MPT_SCSI_BINDING_VERSION, + NULL, // ImageHandle, filled by EfiLibInstallDriverBindingComponentName2 + NULL, // DriverBindingHandle, filled as well +}; + // // Entry Point // @@ -22,5 +80,12 @@ MptScsiEntryPoint ( IN EFI_SYSTEM_TABLE *SystemTable ) { - return EFI_UNSUPPORTED; + return EfiLibInstallDriverBindingComponentName2 ( + ImageHandle, + SystemTable, + &mMptScsiDriverBinding, + 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 b4006a7c2d97..53585068684f 100644 --- a/OvmfPkg/MptScsiDxe/MptScsiDxe.inf +++ b/OvmfPkg/MptScsiDxe/MptScsiDxe.inf @@ -24,3 +24,4 @@ [Packages] [LibraryClasses] UefiDriverEntryPoint + UefiLib -- 2.20.1 -=-=-=-=-=-=-=-=-=-=-=- Groups.io Links: You receive all messages sent to this group. View/Reply Online (#58080): https://edk2.groups.io/g/devel/message/58080 Mute This Topic: https://groups.io/mt/73247261/21656 Group Owner: devel+ow...@edk2.groups.io Unsubscribe: https://edk2.groups.io/g/devel/unsub [arch...@mail-archive.com] -=-=-=-=-=-=-=-=-=-=-=-
