diff options
| -rw-r--r-- | OvmfPkg/MptScsiDxe/MptScsi.c | 30 |
1 files changed, 29 insertions, 1 deletions
diff --git a/OvmfPkg/MptScsiDxe/MptScsi.c b/OvmfPkg/MptScsiDxe/MptScsi.c index 66d57f1..3dfc78c 100644 --- a/OvmfPkg/MptScsiDxe/MptScsi.c +++ b/OvmfPkg/MptScsiDxe/MptScsi.c @@ -37,6 +37,7 @@ typedef struct { EFI_EXT_SCSI_PASS_THRU_PROTOCOL PassThru;
EFI_EXT_SCSI_PASS_THRU_MODE PassThruMode;
UINT8 MaxTarget;
+ EFI_PCI_IO_PROTOCOL *PciIo;
} MPT_SCSI_DEV;
#define MPT_SCSI_FROM_PASS_THRU(PassThruPtr) \
@@ -322,6 +323,18 @@ MptScsiControllerStart ( Dev->MaxTarget = PcdGet8 (PcdMptScsiMaxTargetLimit);
+ Status = gBS->OpenProtocol (
+ ControllerHandle,
+ &gEfiPciIoProtocolGuid,
+ (VOID **)&Dev->PciIo,
+ This->DriverBindingHandle,
+ ControllerHandle,
+ EFI_OPEN_PROTOCOL_BY_DRIVER
+ );
+ if (EFI_ERROR (Status)) {
+ goto FreePool;
+ }
+
//
// Host adapter channel, doesn't exist
//
@@ -346,11 +359,19 @@ MptScsiControllerStart ( &Dev->PassThru
);
if (EFI_ERROR (Status)) {
- goto FreePool;
+ goto CloseProtocol;
}
return EFI_SUCCESS;
+CloseProtocol:
+ gBS->CloseProtocol (
+ ControllerHandle,
+ &gEfiPciIoProtocolGuid,
+ This->DriverBindingHandle,
+ ControllerHandle
+ );
+
FreePool:
FreePool (Dev);
@@ -394,6 +415,13 @@ MptScsiControllerStop ( return Status;
}
+ gBS->CloseProtocol (
+ ControllerHandle,
+ &gEfiPciIoProtocolGuid,
+ This->DriverBindingHandle,
+ ControllerHandle
+ );
+
FreePool (Dev);
return Status;
|