\r
**/\r
\r
+#include <IndustryStandard/FusionMptScsi.h>\r
+#include <IndustryStandard/Pci.h>\r
+#include <Library/BaseMemoryLib.h>\r
+#include <Library/DebugLib.h>\r
+#include <Library/MemoryAllocationLib.h>\r
+#include <Library/PcdLib.h>\r
+#include <Library/UefiBootServicesTableLib.h>\r
+#include <Library/UefiLib.h>\r
+#include <Protocol/PciIo.h>\r
+#include <Protocol/ScsiPassThruExt.h>\r
#include <Uefi/UefiSpec.h>\r
\r
+//\r
+// Higher versions will be used before lower, 0x10-0xffffffef is the version\r
+// range for IVH (Indie Hardware Vendors)\r
+//\r
+#define MPT_SCSI_BINDING_VERSION 0x10\r
+\r
+//\r
+// Runtime Structures\r
+//\r
+\r
+#define MPT_SCSI_DEV_SIGNATURE SIGNATURE_32 ('M','P','T','S')\r
+typedef struct {\r
+ UINT32 Signature;\r
+ EFI_EXT_SCSI_PASS_THRU_PROTOCOL PassThru;\r
+ EFI_EXT_SCSI_PASS_THRU_MODE PassThruMode;\r
+ UINT8 MaxTarget;\r
+} MPT_SCSI_DEV;\r
+\r
+#define MPT_SCSI_FROM_PASS_THRU(PassThruPtr) \\r
+ CR (PassThruPtr, MPT_SCSI_DEV, PassThru, MPT_SCSI_DEV_SIGNATURE)\r
+\r
+//\r
+// Ext SCSI Pass Thru\r
+//\r
+\r
+STATIC\r
+EFI_STATUS\r
+EFIAPI\r
+MptScsiPassThru (\r
+ IN EFI_EXT_SCSI_PASS_THRU_PROTOCOL *This,\r
+ IN UINT8 *Target,\r
+ IN UINT64 Lun,\r
+ IN OUT EFI_EXT_SCSI_PASS_THRU_SCSI_REQUEST_PACKET *Packet,\r
+ IN EFI_EVENT Event OPTIONAL\r
+ )\r
+{\r
+ return EFI_UNSUPPORTED;\r
+}\r
+\r
+STATIC\r
+BOOLEAN\r
+IsTargetInitialized (\r
+ IN UINT8 *Target\r
+ )\r
+{\r
+ UINTN Idx;\r
+\r
+ for (Idx = 0; Idx < TARGET_MAX_BYTES; ++Idx) {\r
+ if (Target[Idx] != 0xFF) {\r
+ return TRUE;\r
+ }\r
+ }\r
+ return FALSE;\r
+}\r
+\r
+STATIC\r
+EFI_STATUS\r
+EFIAPI\r
+MptScsiGetNextTargetLun (\r
+ IN EFI_EXT_SCSI_PASS_THRU_PROTOCOL *This,\r
+ IN OUT UINT8 **Target,\r
+ IN OUT UINT64 *Lun\r
+ )\r
+{\r
+ MPT_SCSI_DEV *Dev;\r
+\r
+ Dev = MPT_SCSI_FROM_PASS_THRU (This);\r
+ //\r
+ // Currently support only LUN 0, so hardcode it\r
+ //\r
+ if (!IsTargetInitialized (*Target)) {\r
+ ZeroMem (*Target, TARGET_MAX_BYTES);\r
+ *Lun = 0;\r
+ } else if (**Target > Dev->MaxTarget || *Lun > 0) {\r
+ return EFI_INVALID_PARAMETER;\r
+ } else if (**Target < Dev->MaxTarget) {\r
+ //\r
+ // This device interface support 256 targets only, so it's enough to\r
+ // increment the LSB of Target, as it will never overflow.\r
+ //\r
+ **Target += 1;\r
+ } else {\r
+ return EFI_NOT_FOUND;\r
+ }\r
+\r
+ return EFI_SUCCESS;\r
+}\r
+\r
+STATIC\r
+EFI_STATUS\r
+EFIAPI\r
+MptScsiGetNextTarget (\r
+ IN EFI_EXT_SCSI_PASS_THRU_PROTOCOL *This,\r
+ IN OUT UINT8 **Target\r
+ )\r
+{\r
+ MPT_SCSI_DEV *Dev;\r
+\r
+ Dev = MPT_SCSI_FROM_PASS_THRU (This);\r
+ if (!IsTargetInitialized (*Target)) {\r
+ ZeroMem (*Target, TARGET_MAX_BYTES);\r
+ } else if (**Target > Dev->MaxTarget) {\r
+ return EFI_INVALID_PARAMETER;\r
+ } else if (**Target < Dev->MaxTarget) {\r
+ //\r
+ // This device interface support 256 targets only, so it's enough to\r
+ // increment the LSB of Target, as it will never overflow.\r
+ //\r
+ **Target += 1;\r
+ } else {\r
+ return EFI_NOT_FOUND;\r
+ }\r
+\r
+ return EFI_SUCCESS;\r
+}\r
+\r
+STATIC\r
+EFI_STATUS\r
+EFIAPI\r
+MptScsiBuildDevicePath (\r
+ IN EFI_EXT_SCSI_PASS_THRU_PROTOCOL *This,\r
+ IN UINT8 *Target,\r
+ IN UINT64 Lun,\r
+ IN OUT EFI_DEVICE_PATH_PROTOCOL **DevicePath\r
+ )\r
+{\r
+ MPT_SCSI_DEV *Dev;\r
+ SCSI_DEVICE_PATH *ScsiDevicePath;\r
+\r
+ if (DevicePath == NULL) {\r
+ return EFI_INVALID_PARAMETER;\r
+ }\r
+\r
+ //\r
+ // This device support 256 targets only, so it's enough to dereference\r
+ // the LSB of Target.\r
+ //\r
+ Dev = MPT_SCSI_FROM_PASS_THRU (This);\r
+ if (*Target > Dev->MaxTarget || Lun > 0) {\r
+ return EFI_NOT_FOUND;\r
+ }\r
+\r
+ ScsiDevicePath = AllocateZeroPool (sizeof (*ScsiDevicePath));\r
+ if (ScsiDevicePath == NULL) {\r
+ return EFI_OUT_OF_RESOURCES;\r
+ }\r
+\r
+ ScsiDevicePath->Header.Type = MESSAGING_DEVICE_PATH;\r
+ ScsiDevicePath->Header.SubType = MSG_SCSI_DP;\r
+ ScsiDevicePath->Header.Length[0] = (UINT8)sizeof (*ScsiDevicePath);\r
+ ScsiDevicePath->Header.Length[1] = (UINT8)(sizeof (*ScsiDevicePath) >> 8);\r
+ ScsiDevicePath->Pun = *Target;\r
+ ScsiDevicePath->Lun = (UINT16)Lun;\r
+\r
+ *DevicePath = &ScsiDevicePath->Header;\r
+ return EFI_SUCCESS;\r
+}\r
+\r
+STATIC\r
+EFI_STATUS\r
+EFIAPI\r
+MptScsiGetTargetLun (\r
+ IN EFI_EXT_SCSI_PASS_THRU_PROTOCOL *This,\r
+ IN EFI_DEVICE_PATH_PROTOCOL *DevicePath,\r
+ OUT UINT8 **Target,\r
+ OUT UINT64 *Lun\r
+ )\r
+{\r
+ MPT_SCSI_DEV *Dev;\r
+ SCSI_DEVICE_PATH *ScsiDevicePath;\r
+\r
+ if (DevicePath == NULL ||\r
+ Target == NULL || *Target == NULL || Lun == NULL) {\r
+ return EFI_INVALID_PARAMETER;\r
+ }\r
+\r
+ if (DevicePath->Type != MESSAGING_DEVICE_PATH ||\r
+ DevicePath->SubType != MSG_SCSI_DP) {\r
+ return EFI_UNSUPPORTED;\r
+ }\r
+\r
+ Dev = MPT_SCSI_FROM_PASS_THRU (This);\r
+ ScsiDevicePath = (SCSI_DEVICE_PATH *)DevicePath;\r
+ if (ScsiDevicePath->Pun > Dev->MaxTarget ||\r
+ ScsiDevicePath->Lun > 0) {\r
+ return EFI_NOT_FOUND;\r
+ }\r
+\r
+ ZeroMem (*Target, TARGET_MAX_BYTES);\r
+ //\r
+ // This device support 256 targets only, so it's enough to set the LSB\r
+ // of Target.\r
+ //\r
+ **Target = (UINT8)ScsiDevicePath->Pun;\r
+ *Lun = ScsiDevicePath->Lun;\r
+\r
+ return EFI_SUCCESS;\r
+}\r
+\r
+STATIC\r
+EFI_STATUS\r
+EFIAPI\r
+MptScsiResetChannel (\r
+ IN EFI_EXT_SCSI_PASS_THRU_PROTOCOL *This\r
+ )\r
+{\r
+ return EFI_UNSUPPORTED;\r
+}\r
+\r
+STATIC\r
+EFI_STATUS\r
+EFIAPI\r
+MptScsiResetTargetLun (\r
+ IN EFI_EXT_SCSI_PASS_THRU_PROTOCOL *This,\r
+ IN UINT8 *Target,\r
+ IN UINT64 Lun\r
+ )\r
+{\r
+ return EFI_UNSUPPORTED;\r
+}\r
+\r
+//\r
+// Driver Binding\r
+//\r
+\r
+STATIC\r
+EFI_STATUS\r
+EFIAPI\r
+MptScsiControllerSupported (\r
+ IN EFI_DRIVER_BINDING_PROTOCOL *This,\r
+ IN EFI_HANDLE ControllerHandle,\r
+ IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL\r
+ )\r
+{\r
+ EFI_STATUS Status;\r
+ EFI_PCI_IO_PROTOCOL *PciIo;\r
+ PCI_TYPE00 Pci;\r
+\r
+ Status = gBS->OpenProtocol (\r
+ ControllerHandle,\r
+ &gEfiPciIoProtocolGuid,\r
+ (VOID **)&PciIo,\r
+ This->DriverBindingHandle,\r
+ ControllerHandle,\r
+ EFI_OPEN_PROTOCOL_BY_DRIVER\r
+ );\r
+ if (EFI_ERROR (Status)) {\r
+ return Status;\r
+ }\r
+\r
+ Status = PciIo->Pci.Read (\r
+ PciIo,\r
+ EfiPciIoWidthUint32,\r
+ 0,\r
+ sizeof (Pci) / sizeof (UINT32),\r
+ &Pci\r
+ );\r
+ if (EFI_ERROR (Status)) {\r
+ goto Done;\r
+ }\r
+\r
+ if (Pci.Hdr.VendorId == LSI_LOGIC_PCI_VENDOR_ID &&\r
+ (Pci.Hdr.DeviceId == LSI_53C1030_PCI_DEVICE_ID ||\r
+ Pci.Hdr.DeviceId == LSI_SAS1068_PCI_DEVICE_ID ||\r
+ Pci.Hdr.DeviceId == LSI_SAS1068E_PCI_DEVICE_ID)) {\r
+ Status = EFI_SUCCESS;\r
+ } else {\r
+ Status = EFI_UNSUPPORTED;\r
+ }\r
+\r
+Done:\r
+ gBS->CloseProtocol (\r
+ ControllerHandle,\r
+ &gEfiPciIoProtocolGuid,\r
+ This->DriverBindingHandle,\r
+ ControllerHandle\r
+ );\r
+ return Status;\r
+}\r
+\r
+STATIC\r
+EFI_STATUS\r
+EFIAPI\r
+MptScsiControllerStart (\r
+ IN EFI_DRIVER_BINDING_PROTOCOL *This,\r
+ IN EFI_HANDLE ControllerHandle,\r
+ IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL\r
+ )\r
+{\r
+ EFI_STATUS Status;\r
+ MPT_SCSI_DEV *Dev;\r
+\r
+ Dev = AllocateZeroPool (sizeof (*Dev));\r
+ if (Dev == NULL) {\r
+ return EFI_OUT_OF_RESOURCES;\r
+ }\r
+\r
+ Dev->Signature = MPT_SCSI_DEV_SIGNATURE;\r
+\r
+ Dev->MaxTarget = PcdGet8 (PcdMptScsiMaxTargetLimit);\r
+\r
+ //\r
+ // Host adapter channel, doesn't exist\r
+ //\r
+ Dev->PassThruMode.AdapterId = MAX_UINT32;\r
+ Dev->PassThruMode.Attributes =\r
+ EFI_EXT_SCSI_PASS_THRU_ATTRIBUTES_PHYSICAL |\r
+ EFI_EXT_SCSI_PASS_THRU_ATTRIBUTES_LOGICAL;\r
+\r
+ Dev->PassThru.Mode = &Dev->PassThruMode;\r
+ Dev->PassThru.PassThru = &MptScsiPassThru;\r
+ Dev->PassThru.GetNextTargetLun = &MptScsiGetNextTargetLun;\r
+ Dev->PassThru.BuildDevicePath = &MptScsiBuildDevicePath;\r
+ Dev->PassThru.GetTargetLun = &MptScsiGetTargetLun;\r
+ Dev->PassThru.ResetChannel = &MptScsiResetChannel;\r
+ Dev->PassThru.ResetTargetLun = &MptScsiResetTargetLun;\r
+ Dev->PassThru.GetNextTarget = &MptScsiGetNextTarget;\r
+\r
+ Status = gBS->InstallProtocolInterface (\r
+ &ControllerHandle,\r
+ &gEfiExtScsiPassThruProtocolGuid,\r
+ EFI_NATIVE_INTERFACE,\r
+ &Dev->PassThru\r
+ );\r
+ if (EFI_ERROR (Status)) {\r
+ goto FreePool;\r
+ }\r
+\r
+ return EFI_SUCCESS;\r
+\r
+FreePool:\r
+ FreePool (Dev);\r
+\r
+ return Status;\r
+}\r
+\r
+STATIC\r
+EFI_STATUS\r
+EFIAPI\r
+MptScsiControllerStop (\r
+ IN EFI_DRIVER_BINDING_PROTOCOL *This,\r
+ IN EFI_HANDLE ControllerHandle,\r
+ IN UINTN NumberOfChildren,\r
+ IN EFI_HANDLE *ChildHandleBuffer\r
+ )\r
+{\r
+ EFI_STATUS Status;\r
+ EFI_EXT_SCSI_PASS_THRU_PROTOCOL *PassThru;\r
+ MPT_SCSI_DEV *Dev;\r
+\r
+ Status = gBS->OpenProtocol (\r
+ ControllerHandle,\r
+ &gEfiExtScsiPassThruProtocolGuid,\r
+ (VOID **)&PassThru,\r
+ This->DriverBindingHandle,\r
+ ControllerHandle,\r
+ EFI_OPEN_PROTOCOL_GET_PROTOCOL // Lookup only\r
+ );\r
+ if (EFI_ERROR (Status)) {\r
+ return Status;\r
+ }\r
+\r
+ Dev = MPT_SCSI_FROM_PASS_THRU (PassThru);\r
+\r
+ Status = gBS->UninstallProtocolInterface (\r
+ ControllerHandle,\r
+ &gEfiExtScsiPassThruProtocolGuid,\r
+ &Dev->PassThru\r
+ );\r
+ if (EFI_ERROR (Status)) {\r
+ return Status;\r
+ }\r
+\r
+ FreePool (Dev);\r
+\r
+ return Status;\r
+}\r
+\r
+STATIC\r
+EFI_DRIVER_BINDING_PROTOCOL mMptScsiDriverBinding = {\r
+ &MptScsiControllerSupported,\r
+ &MptScsiControllerStart,\r
+ &MptScsiControllerStop,\r
+ MPT_SCSI_BINDING_VERSION,\r
+ NULL, // ImageHandle, filled by EfiLibInstallDriverBindingComponentName2\r
+ NULL, // DriverBindingHandle, filled as well\r
+};\r
+\r
+//\r
+// Component Name\r
+//\r
+\r
+STATIC\r
+EFI_UNICODE_STRING_TABLE mDriverNameTable[] = {\r
+ { "eng;en", L"LSI Fusion MPT SCSI Driver" },\r
+ { NULL, NULL }\r
+};\r
+\r
+STATIC\r
+EFI_COMPONENT_NAME_PROTOCOL mComponentName;\r
+\r
+EFI_STATUS\r
+EFIAPI\r
+MptScsiGetDriverName (\r
+ IN EFI_COMPONENT_NAME_PROTOCOL *This,\r
+ IN CHAR8 *Language,\r
+ OUT CHAR16 **DriverName\r
+ )\r
+{\r
+ return LookupUnicodeString2 (\r
+ Language,\r
+ This->SupportedLanguages,\r
+ mDriverNameTable,\r
+ DriverName,\r
+ (BOOLEAN)(This == &mComponentName) // Iso639Language\r
+ );\r
+}\r
+\r
+EFI_STATUS\r
+EFIAPI\r
+MptScsiGetDeviceName (\r
+ IN EFI_COMPONENT_NAME_PROTOCOL *This,\r
+ IN EFI_HANDLE DeviceHandle,\r
+ IN EFI_HANDLE ChildHandle,\r
+ IN CHAR8 *Language,\r
+ OUT CHAR16 **ControllerName\r
+ )\r
+{\r
+ return EFI_UNSUPPORTED;\r
+}\r
+\r
+STATIC\r
+EFI_COMPONENT_NAME_PROTOCOL mComponentName = {\r
+ &MptScsiGetDriverName,\r
+ &MptScsiGetDeviceName,\r
+ "eng" // SupportedLanguages, ISO 639-2 language codes\r
+};\r
+\r
+STATIC\r
+EFI_COMPONENT_NAME2_PROTOCOL mComponentName2 = {\r
+ (EFI_COMPONENT_NAME2_GET_DRIVER_NAME) &MptScsiGetDriverName,\r
+ (EFI_COMPONENT_NAME2_GET_CONTROLLER_NAME) &MptScsiGetDeviceName,\r
+ "en" // SupportedLanguages, RFC 4646 language codes\r
+};\r
+\r
//\r
// Entry Point\r
//\r
IN EFI_SYSTEM_TABLE *SystemTable\r
)\r
{\r
- return EFI_UNSUPPORTED;\r
+ return EfiLibInstallDriverBindingComponentName2 (\r
+ ImageHandle,\r
+ SystemTable,\r
+ &mMptScsiDriverBinding,\r
+ ImageHandle, // The handle to install onto\r
+ &mComponentName,\r
+ &mComponentName2\r
+ );\r
}\r
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