add mpi(4), an alternative (replacement) driver for lsi logic fusion mpt

controllers currently supported by mpt(4).

ok marco@

1 files changed, 694 insertions, 0 deletions

diff --git a/sys/dev/ic/mpireg.h b/sys/dev/ic/mpireg.h
new file mode 100644
index 00000000000..c8fa1e27f75
--- /dev/null
+++ b/sys/dev/ic/mpireg.h
@@ -0,0 +1,694 @@
+/*	$OpenBSD: mpireg.h,v 1.1 2006/05/27 19:03:55 dlg Exp $ */
+
+/*
+ * Copyright (c) 2005 David Gwynne <dlg@openbsd.org>
+ * Copyright (c) 2005 Marco Peereboom <marco@openbsd.org>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+/*
+ * System Interface Register Set
+ */
+
+#define MPI_DOORBELL		0x00
+/* doorbell read bits */
+#define  MPI_DOORBELL_STATE		(0xf<<28) /* ioc state */
+#define  MPI_DOORBELL_STATE_RESET	(0x0<<28)
+#define  MPI_DOORBELL_STATE_READY	(0x1<<28)
+#define  MPI_DOORBELL_STATE_OPER	(0x2<<28)
+#define  MPI_DOORBELL_STATE_FAULT	(0x4<<28)
+#define  MPI_DOORBELL_INUSE		(0x1<<27) /* doorbell used */
+#define  MPI_DOORBELL_WHOINIT		(0x7<<24) /* last to reset ioc */
+#define  MPI_DOORBELL_WHOINIT_NOONE	(0x0<<24) /* not initialized */
+#define  MPI_DOORBELL_WHOINIT_SYSBIOS	(0x1<<24) /* system bios */
+#define  MPI_DOORBELL_WHOINIT_ROMBIOS	(0x2<<24) /* rom bios */
+#define  MPI_DOORBELL_WHOINIT_PCIPEER	(0x3<<24) /* pci peer */
+#define  MPI_DOORBELL_WHOINIT_DRIVER	(0x4<<24) /* host driver */
+#define  MPI_DOORBELL_WHOINIT_MANUFACT	(0x5<<24) /* manufacturing */
+#define  MPI_DOORBELL_FAULT		(0xffff<<0) /* fault code */
+#define  MPI_DOORBELL_FAULT_REQ_PCIPAR	0x8111 /* req msg pci parity err */
+#define  MPI_DOORBELL_FAULT_REQ_PCIBUS	0x8112 /* req msg pci bus err */
+#define  MPI_DOORBELL_FAULT_REP_PCIPAR	0x8113 /* reply msg pci parity err */
+#define  MPI_DOORBELL_FAULT_REP_PCIBUS	0x8114 /* reply msg pci bus err */
+#define  MPI_DOORBELL_FAULT_SND_PCIPAR	0x8115 /* data send pci parity err */
+#define  MPI_DOORBELL_FAULT_SND_PCIBUS	0x8116 /* data send pci bus err */
+#define  MPI_DOORBELL_FAULT_RCV_PCIPAR	0x8117 /* data recv pci parity err */
+#define  MPI_DOORBELL_FAULT_RCV_PCIBUS	0x8118 /* data recv pci bus err */
+/* doorbell write bits */
+#define  MPI_DOORBELL_FUNCTION_SHIFT	24
+#define  MPI_DOORBELL_FUNCTION_MASK	(0xff << MPI_DOORBELL_FUNCTION_SHIFT)
+#define  MPI_DOORBELL_FUNCTION(x)	\
+    (((x) << MPI_DOORBELL_FUNCTION_SHIFT) & MPI_DOORBELL_FUNCTION_MASK)
+#define  MPI_DOORBELL_DWORDS_SHIFT	16
+#define  MPI_DOORBELL_DWORDS_MASK	(0xff << MPI_DOORBELL_DWORDS_SHIFT)
+#define  MPI_DOORBELL_DWORDS(x)		\
+    (((x) << MPI_DOORBELL_DWORDS_SHIFT) & MPI_DOORBELL_DWORDS_MASK)
+#define  MPI_DOORBELL_DATA_MASK		0xffff
+
+#define MPI_WRITESEQ		0x04
+#define  MPI_WRITESEQ_VALUE		0x0000000f /* key value */
+#define  MPI_WRITESEQ_1			0x04
+#define  MPI_WRITESEQ_2			0x0b
+#define  MPI_WRITESEQ_3			0x02
+#define  MPI_WRITESEQ_4			0x07
+#define  MPI_WRITESEQ_5			0x0d
+
+#define MPI_HOSTDIAG		0x08
+#define  MPI_HOSTDIAG_CLEARFBS		(1<<10) /* clear flash bad sig */
+#define  MPI_HOSTDIAG_POICB		(1<<9) /* prevent ioc boot */
+#define  MPI_HOSTDIAG_DWRE		(1<<7) /* diag reg write enabled */
+#define  MPI_HOSTDIAG_FBS		(1<<6) /* flash bad sig */
+#define  MPI_HOSTDIAG_RESET_HIST	(1<<5) /* reset history */
+#define  MPI_HOSTDIAG_DIAGWR_EN		(1<<4) /* diagnostic write enabled */
+#define  MPI_HOSTDIAG_RESET_ADAPTER	(1<<2) /* reset adapter */
+#define  MPI_HOSTDIAG_DISABLE_ARM	(1<<1) /* disable arm */
+#define  MPI_HOSTDIAG_DIAGMEM_EN	(1<<0) /* diag mem enable */
+
+#define MPI_TESTBASE		0x0c
+
+#define MPI_DIAGRWDATA		0x10
+
+#define MPI_DIAGRWADDR		0x18
+
+#define MPI_INTR_STATUS		0x30
+#define  MPI_INTR_STATUS_IOCDOORBELL	(1<<31) /* ioc doorbell status */
+#define  MPI_INTR_STATUS_REPLY		(1<<3) /* reply message interrupt */
+#define  MPI_INTR_STATUS_DOORBELL	(1<<0) /* doorbell interrupt */
+
+#define MPI_INTR_MASK		0x34
+#define  MPI_INTR_MASK_REPLY		(1<<3) /* reply message intr mask */
+#define  MPI_INTR_MASK_DOORBELL		(1<<0) /* doorbell interrupt mask */
+
+#define MPI_REQ_QUEUE		0x40
+
+#define MPI_REPLY_QUEUE		0x44
+#define  MPI_REPLY_QUEUE_ADDRESS	(1<<31) /* address reply */
+#define  MPI_REPLY_QUEUE_ADDRESS_MASK	0x7fffffff
+#define  MPI_REPLY_QUEUE_TYPE_MASK	(3<<29)
+#define  MPI_REPLY_QUEUE_TYPE_INIT	(0<<29) /* scsi initiator reply */
+#define  MPI_REPLY_QUEUE_TYPE_TARGET	(1<<29) /* scsi target reply */
+#define  MPI_REPLY_QUEUE_TYPE_LAN	(2<<29) /* lan reply */
+#define  MPI_REPLY_QUEUE_CONTEXT	0x1fffffff /* not address and type */
+
+#define MPI_PRIREQ_QUEUE	0x48
+
+/*
+ * Scatter Gather Lists
+ */
+
+#define MPI_SGE_FL_LAST			(0x1<<31) /* last element in segment */
+#define MPI_SGE_FL_EOB			(0x1<<30) /* last element of buffer */
+#define MPI_SGE_FL_TYPE			(0x3<<28) /* element type */
+#define  MPI_SGE_FL_TYPE_SIMPLE		(0x1<<28) /* simple element */
+#define  MPI_SGE_FL_TYPE_CHAIN		(0x3<<28) /* chain element */
+#define  MPI_SGE_FL_TYPE_XACTCTX	(0x0<<28) /* transaction context */
+#define MPI_SGE_FL_LOCAL		(0x1<<27) /* local address */
+#define MPI_SGE_FL_DIR			(0x1<<26) /* direction */
+#define  MPI_SGE_FL_DIR_OUT		(0x1<<26)
+#define  MPI_SGE_FL_DIR_IN		(0x0<<26)
+#define MPI_SGE_FL_SIZE			(0x1<<25) /* address size */
+#define  MPI_SGE_FL_SIZE_32		(0x0<<25) /* address size */
+#define  MPI_SGE_FL_SIZE_64		(0x1<<25) /* address size */
+#define MPI_SGE_FL_EOL			(0x1<<24) /* end of list */
+
+struct mpi_sge32 {
+	u_int32_t		sg_hdr;
+	u_int32_t		sg_addr;
+} __packed;
+
+struct mpi_sge64 {
+	u_int32_t		sg_hdr;
+	u_int32_t		sg_loaddr;
+	u_int32_t		sg_hiaddr;
+} __packed;
+
+/* XXX */
+struct mpi_sgl_se {
+	u_int32_t		sg_hdr;
+	u_int32_t		sg_loaddr;
+	u_int32_t		sg_hiaddr;
+} __packed;
+
+struct mpi_sgl_ce {
+	u_int32_t		sg_hdr;
+	u_int32_t		sg_loaddr;
+	u_int32_t		sg_hiaddr;
+} __packed;
+
+struct mpi_sgl_tce {
+	u_int32_t		sg_hdr;
+	u_int32_t		sg_loaddr;
+	u_int32_t		sg_hiaddr;
+} __packed;
+
+/*
+ * Messages
+ */
+
+/* functions */
+#define MPI_FUNCTION_SCSI_IO_REQUEST			(0x00)
+#define MPI_FUNCTION_SCSI_TASK_MGMT			(0x01)
+#define MPI_FUNCTION_IOC_INIT				(0x02)
+#define MPI_FUNCTION_IOC_FACTS				(0x03)
+#define MPI_FUNCTION_CONFIG				(0x04)
+#define MPI_FUNCTION_PORT_FACTS				(0x05)
+#define MPI_FUNCTION_PORT_ENABLE			(0x06)
+#define MPI_FUNCTION_EVENT_NOTIFICATION			(0x07)
+#define MPI_FUNCTION_EVENT_ACK				(0x08)
+#define MPI_FUNCTION_FW_DOWNLOAD			(0x09)
+#define MPI_FUNCTION_TARGET_CMD_BUFFER_POST		(0x0A)
+#define MPI_FUNCTION_TARGET_ASSIST			(0x0B)
+#define MPI_FUNCTION_TARGET_STATUS_SEND			(0x0C)
+#define MPI_FUNCTION_TARGET_MODE_ABORT			(0x0D)
+#define MPI_FUNCTION_TARGET_FC_BUF_POST_LINK_SRVC	(0x0E) /* obsolete */
+#define MPI_FUNCTION_TARGET_FC_RSP_LINK_SRVC		(0x0F) /* obsolete */
+#define MPI_FUNCTION_TARGET_FC_EX_SEND_LINK_SRVC	(0x10) /* obsolete */
+#define MPI_FUNCTION_TARGET_FC_ABORT			(0x11) /* obsolete */
+#define MPI_FUNCTION_FC_LINK_SRVC_BUF_POST		(0x0E)
+#define MPI_FUNCTION_FC_LINK_SRVC_RSP			(0x0F)
+#define MPI_FUNCTION_FC_EX_LINK_SRVC_SEND		(0x10)
+#define MPI_FUNCTION_FC_ABORT				(0x11)
+#define MPI_FUNCTION_FW_UPLOAD				(0x12)
+#define MPI_FUNCTION_FC_COMMON_TRANSPORT_SEND		(0x13)
+#define MPI_FUNCTION_FC_PRIMITIVE_SEND			(0x14)
+
+#define MPI_FUNCTION_RAID_ACTION			(0x15)
+#define MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH		(0x16)
+
+#define MPI_FUNCTION_TOOLBOX				(0x17)
+
+#define MPI_FUNCTION_SCSI_ENCLOSURE_PROCESSOR		(0x18)
+
+#define MPI_FUNCTION_MAILBOX				(0x19)
+
+#define MPI_FUNCTION_LAN_SEND				(0x20)
+#define MPI_FUNCTION_LAN_RECEIVE			(0x21)
+#define MPI_FUNCTION_LAN_RESET				(0x22)
+
+#define MPI_FUNCTION_IOC_MESSAGE_UNIT_RESET		(0x40)
+#define MPI_FUNCTION_IO_UNIT_RESET			(0x41)
+#define MPI_FUNCTION_HANDSHAKE				(0x42)
+#define MPI_FUNCTION_REPLY_FRAME_REMOVAL		(0x43)
+
+/* reply flags */
+#define MPI_REP_FLAGS_CONT		(1<<7) /* continuation reply */
+
+#define MPI_REP_IOCSTATUS_AVAIL		(1<<15) /* logging info available */
+#define MPI_REP_IOCSTATUS		(0x7fff) /* status */
+
+/* Common IOCStatus values for all replies */
+#define  MPI_IOCSTATUS_SUCCESS				(0x0000)
+#define  MPI_IOCSTATUS_INVALID_FUNCTION			(0x0001)
+#define  MPI_IOCSTATUS_BUSY				(0x0002)
+#define  MPI_IOCSTATUS_INVALID_SGL			(0x0003)
+#define  MPI_IOCSTATUS_INTERNAL_ERROR			(0x0004)
+#define  MPI_IOCSTATUS_RESERVED				(0x0005)
+#define  MPI_IOCSTATUS_INSUFFICIENT_RESOURCES		(0x0006)
+#define  MPI_IOCSTATUS_INVALID_FIELD			(0x0007)
+#define  MPI_IOCSTATUS_INVALID_STATE			(0x0008)
+#define  MPI_IOCSTATUS_OP_STATE_NOT_SUPPORTED		(0x0009)
+/* Config IOCStatus values */
+#define  MPI_IOCSTATUS_CONFIG_INVALID_ACTION		(0x0020)
+#define  MPI_IOCSTATUS_CONFIG_INVALID_TYPE		(0x0021)
+#define  MPI_IOCSTATUS_CONFIG_INVALID_PAGE		(0x0022)
+#define  MPI_IOCSTATUS_CONFIG_INVALID_DATA		(0x0023)
+#define  MPI_IOCSTATUS_CONFIG_NO_DEFAULTS		(0x0024)
+#define  MPI_IOCSTATUS_CONFIG_CANT_COMMIT		(0x0025)
+/* SCSIIO Reply (SPI & FCP) initiator values */
+#define  MPI_IOCSTATUS_SCSI_RECOVERED_ERROR		(0x0040)
+#define  MPI_IOCSTATUS_SCSI_INVALID_BUS			(0x0041)
+#define  MPI_IOCSTATUS_SCSI_INVALID_TARGETID		(0x0042)
+#define  MPI_IOCSTATUS_SCSI_DEVICE_NOT_THERE		(0x0043)
+#define  MPI_IOCSTATUS_SCSI_DATA_OVERRUN		(0x0044)
+#define  MPI_IOCSTATUS_SCSI_DATA_UNDERRUN		(0x0045)
+#define  MPI_IOCSTATUS_SCSI_IO_DATA_ERROR		(0x0046)
+#define  MPI_IOCSTATUS_SCSI_PROTOCOL_ERROR		(0x0047)
+#define  MPI_IOCSTATUS_SCSI_TASK_TERMINATED		(0x0048)
+#define  MPI_IOCSTATUS_SCSI_RESIDUAL_MISMATCH		(0x0049)
+#define  MPI_IOCSTATUS_SCSI_TASK_MGMT_FAILED		(0x004A)
+#define  MPI_IOCSTATUS_SCSI_IOC_TERMINATED		(0x004B)
+#define  MPI_IOCSTATUS_SCSI_EXT_TERMINATED		(0x004C)
+/* For use by SCSI Initiator and SCSI Target end-to-end data protection */
+#define  MPI_IOCSTATUS_EEDP_GUARD_ERROR			(0x004D)
+#define  MPI_IOCSTATUS_EEDP_REF_TAG_ERROR		(0x004E)
+#define  MPI_IOCSTATUS_EEDP_APP_TAG_ERROR		(0x004F)
+/* SCSI (SPI & FCP) target values */
+#define  MPI_IOCSTATUS_TARGET_PRIORITY_IO		(0x0060)
+#define  MPI_IOCSTATUS_TARGET_INVALID_PORT		(0x0061)
+#define  MPI_IOCSTATUS_TARGET_INVALID_IOCINDEX		(0x0062) /* obsolete */
+#define  MPI_IOCSTATUS_TARGET_INVALID_IO_INDEX		(0x0062)
+#define  MPI_IOCSTATUS_TARGET_ABORTED			(0x0063)
+#define  MPI_IOCSTATUS_TARGET_NO_CONN_RETRYABLE		(0x0064)
+#define  MPI_IOCSTATUS_TARGET_NO_CONNECTION		(0x0065)
+#define  MPI_IOCSTATUS_TARGET_XFER_COUNT_MISMATCH	(0x006A)
+#define  MPI_IOCSTATUS_TARGET_STS_DATA_NOT_SENT		(0x006B)
+#define  MPI_IOCSTATUS_TARGET_DATA_OFFSET_ERROR		(0x006D)
+#define  MPI_IOCSTATUS_TARGET_TOO_MUCH_WRITE_DATA	(0x006E)
+#define  MPI_IOCSTATUS_TARGET_IU_TOO_SHORT		(0x006F)
+/* Additional FCP target values */
+#define  MPI_IOCSTATUS_TARGET_FC_ABORTED		(0x0066) /* obsolete */
+#define  MPI_IOCSTATUS_TARGET_FC_RX_ID_INVALID		(0x0067) /* obsolete */
+#define  MPI_IOCSTATUS_TARGET_FC_DID_INVALID		(0x0068) /* obsolete */
+#define  MPI_IOCSTATUS_TARGET_FC_NODE_LOGGED_OUT	(0x0069) /* obsolete */
+/* Fibre Channel Direct Access values */
+#define  MPI_IOCSTATUS_FC_ABORTED			(0x0066)
+#define  MPI_IOCSTATUS_FC_RX_ID_INVALID			(0x0067)
+#define  MPI_IOCSTATUS_FC_DID_INVALID			(0x0068)
+#define  MPI_IOCSTATUS_FC_NODE_LOGGED_OUT		(0x0069)
+#define  MPI_IOCSTATUS_FC_EXCHANGE_CANCELED		(0x006C)
+/* LAN values */
+#define  MPI_IOCSTATUS_LAN_DEVICE_NOT_FOUND		(0x0080)
+#define  MPI_IOCSTATUS_LAN_DEVICE_FAILURE		(0x0081)
+#define  MPI_IOCSTATUS_LAN_TRANSMIT_ERROR		(0x0082)
+#define  MPI_IOCSTATUS_LAN_TRANSMIT_ABORTED		(0x0083)
+#define  MPI_IOCSTATUS_LAN_RECEIVE_ERROR		(0x0084)
+#define  MPI_IOCSTATUS_LAN_RECEIVE_ABORTED		(0x0085)
+#define  MPI_IOCSTATUS_LAN_PARTIAL_PACKET		(0x0086)
+#define  MPI_IOCSTATUS_LAN_CANCELED			(0x0087)
+/* Serial Attached SCSI values */
+#define  MPI_IOCSTATUS_SAS_SMP_REQUEST_FAILED		(0x0090)
+#define  MPI_IOCSTATUS_SAS_SMP_DATA_OVERRUN		(0x0091)
+/* Inband values */
+#define  MPI_IOCSTATUS_INBAND_ABORTED			(0x0098)
+#define  MPI_IOCSTATUS_INBAND_NO_CONNECTION		(0x0099)
+/* Diagnostic Tools values */
+#define  MPI_IOCSTATUS_DIAGNOSTIC_RELEASED		(0x00A0)
+
+#define MPI_REP_IOCLOGINFO_TYPE		(0xf<<28) /* logging info type */
+#define MPI_REP_IOCLOGINFO_TYPE_NONE	(0x0<<28)
+#define MPI_REP_IOCLOGINFO_TYPE_SCSI	(0x1<<28)
+#define MPI_REP_IOCLOGINFO_TYPE_FC	(0x2<<28)
+#define MPI_REP_IOCLOGINFO_TYPE_SAS	(0x3<<28)
+#define MPI_REP_IOCLOGINFO_TYPE_ISCSI	(0x4<<28)
+#define MPI_REP_IOCLOGINFO_DATA		(0x0fffffff) /* logging info data */
+
+/* messages */
+
+#define MPI_WHOINIT_NOONE		0x00
+#define MPI_WHOINIT_SYSTEM_BIOS		0x01
+#define MPI_WHOINIT_ROM_BIOS		0x02
+#define MPI_WHOINIT_PCI_PEER		0x03
+#define MPI_WHOINIT_HOST_DRIVER		0x04
+#define MPI_WHOINIT_MANUFACTURER	0x05
+
+/* default messages */
+
+struct mpi_msg_request {
+	u_int8_t		reserved1;
+	u_int8_t		reserved2;
+	u_int8_t		chain_offset;
+	u_int8_t		function;
+
+	u_int8_t		reserved3;
+	u_int8_t		reserved4;
+	u_int8_t		reserved5;
+	u_int8_t		msg_flags;
+
+	u_int32_t		msg_context;
+} __packed;
+
+struct mpi_msg_reply {
+	u_int8_t		reserved1;
+	u_int8_t		reserved2;
+	u_int8_t		msg_length;
+	u_int8_t		function;
+
+	u_int8_t		reserved3;
+	u_int8_t		reserved4;
+	u_int8_t		reserved5;
+	u_int8_t		msg_flags;
+
+	u_int32_t		msg_context;
+
+	u_int8_t		reserved6;
+	u_int8_t		reserved7;
+	u_int16_t		ioc_status;
+
+	u_int32_t		ioc_loginfo;
+} __packed;
+
+/* ioc init */
+
+struct mpi_msg_iocinit_request {
+	u_int8_t		whoinit;
+	u_int8_t		reserved1;
+	u_int8_t		chain_offset;
+	u_int8_t		function;
+
+	u_int8_t		flags;
+#define MPI_IOCINIT_F_DISCARD_FW			(1<<0)
+#define MPI_IOCINIT_F_ENABLE_HOST_FIFO			(1<<1)
+#define MPI_IOCINIT_F_HOST_PG_BUF_PERSIST		(1<<2)
+	u_int8_t		max_devices;
+	u_int8_t		max_buses;
+	u_int8_t		msg_flags;
+
+	u_int32_t		msg_context;
+
+	u_int16_t		reply_frame_size;
+	u_int16_t		reserved2;
+
+	u_int32_t		host_mfa_hi_addr;
+	u_int32_t		sense_buffer_hi_addr;
+	u_int32_t		reply_fifo_host_signalling_addr;
+	struct mpi_sgl_se	host_page_buffer_sge;
+
+	u_int8_t		msg_version_min;
+	u_int8_t		msg_version_maj;
+
+	u_int8_t		hdr_version_unit;
+	u_int8_t		hdr_version_dev;
+} __packed;
+
+struct mpi_msg_iocinit_reply {
+	u_int8_t		whoinit;
+	u_int8_t		reserved1;
+	u_int8_t		msg_length;
+	u_int8_t		function;
+
+	u_int8_t		flags;
+	u_int8_t		max_devices;
+	u_int8_t		max_buses;
+	u_int8_t		msg_flags;
+
+	u_int32_t		msg_context;
+
+	u_int16_t		reserved2;
+	u_int16_t		ioc_status;
+
+	u_int32_t		ioc_loginfo;
+} __packed;
+
+
+/* ioc facts */
+struct mpi_msg_iocfacts_request {
+	u_int8_t		reserved1;
+	u_int8_t		reserved2;
+	u_int8_t		chain_offset;
+	u_int8_t		function;
+
+	u_int8_t		reserved3;
+	u_int8_t		reserved4;
+	u_int8_t		reserved5;
+	u_int8_t		msg_flags;
+
+	u_int32_t		msg_context;
+} __packed;
+
+struct mpi_msg_iocfacts_reply {
+	u_int8_t		msg_version_min;
+	u_int8_t		msg_version_maj;
+	u_int8_t		msg_length;
+	u_int8_t		function;
+
+	u_int8_t		header_version_min;
+	u_int8_t		header_version_maj;
+	u_int8_t		ioc_number;
+	u_int8_t		msg_flags;
+
+	u_int32_t		msg_context;
+
+	u_int16_t		ioc_exceptions;
+#define MPI_IOCFACTS_EXCEPT_CONFIG_CHECKSUM_FAIL	(1<<0)
+#define MPI_IOCFACTS_EXCEPT_RAID_CONFIG_INVALID		(1<<1)
+#define MPI_IOCFACTS_EXCEPT_FW_CHECKSUM_FAIL		(1<<2)
+#define MPI_IOCFACTS_EXCEPT_PERSISTENT_TABLE_FULL	(1<<3)
+	u_int16_t		ioc_status;
+
+	u_int32_t		ioc_loginfo;
+
+	u_int8_t		max_chain_depth;
+	u_int8_t		whoinit;
+	u_int8_t		block_size;
+	u_int8_t		flags;
+#define MPI_IOCFACTS_FLAGS_FW_DOWNLOAD_BOOT		(1<<0)
+#define MPI_IOCFACTS_FLAGS_REPLY_FIFO_HOST_SIGNAL	(1<<1)
+#define MPI_IOCFACTS_FLAGS_HOST_PAGE_BUFFER_PERSISTENT	(1<<2)
+
+	u_int16_t		reply_queue_depth;
+	u_int16_t		request_frame_size;
+
+	u_int16_t		reserved1;
+	u_int16_t		product_id;	/* product id */
+
+	u_int32_t		current_host_mfa_hi_addr;
+
+	u_int16_t		global_credits;
+	u_int8_t		number_of_ports;
+	u_int8_t		event_state;
+
+	u_int32_t		current_sense_buffer_hi_addr;
+
+	u_int16_t		current_reply_frame_size;
+	u_int8_t		max_devices;
+	u_int8_t		max_buses;
+
+	u_int32_t		fw_image_size;
+
+	u_int32_t		ioc_capabilities;
+#define MPI_IOCFACTS_CAPABILITY_HIGH_PRI_Q		(1<<0)
+#define MPI_IOCFACTS_CAPABILITY_REPLY_HOST_SIGNAL	(1<<1)
+#define MPI_IOCFACTS_CAPABILITY_QUEUE_FULL_HANDLING	(1<<2)
+#define MPI_IOCFACTS_CAPABILITY_DIAG_TRACE_BUFFER	(1<<3)
+#define MPI_IOCFACTS_CAPABILITY_SNAPSHOT_BUFFER		(1<<4)
+#define MPI_IOCFACTS_CAPABILITY_EXTENDED_BUFFER		(1<<5)
+#define MPI_IOCFACTS_CAPABILITY_EEDP			(1<<6)
+#define MPI_IOCFACTS_CAPABILITY_BIDIRECTIONAL		(1<<7)
+#define MPI_IOCFACTS_CAPABILITY_MULTICAST		(1<<8)
+#define MPI_IOCFACTS_CAPABILITY_SCSIIO32		(1<<9)
+#define MPI_IOCFACTS_CAPABILITY_NO_SCSIIO16		(1<<10)
+
+	u_int8_t		fw_version_dev;
+	u_int8_t		fw_version_unit;
+	u_int8_t		fw_version_min;
+	u_int8_t		fw_version_maj;
+
+	u_int16_t		hi_priority_queue_depth;
+	u_int16_t		reserved2;
+
+	struct mpi_sgl_se	host_page_buffer_sge;
+
+	u_int32_t		reply_fifo_host_signalling_addr;
+} __packed;
+
+struct mpi_msg_portfacts_request {
+	u_int8_t		reserved1;
+	u_int8_t		reserved2;
+	u_int8_t		chain_offset;
+	u_int8_t		function;
+
+	u_int8_t		reserved3;
+	u_int8_t		reserved4;
+	u_int8_t		port_number;
+	u_int8_t		msg_flags;
+
+	u_int32_t		msg_context;
+
+} __packed;
+
+struct mpi_msg_portfacts_reply {
+	u_int16_t		reserved1;
+	u_int8_t		msg_length;
+	u_int8_t		function;
+
+	u_int16_t		reserved2;
+	u_int8_t		port_number;
+	u_int8_t		msg_flags;
+
+	u_int32_t		msg_context;
+
+	u_int16_t		reserved3;
+	u_int16_t		ioc_status;
+
+	u_int32_t		ioc_loginfo;
+
+	u_int8_t		reserved4;
+	u_int8_t		port_type;
+#define MPI_PORTFACTS_PORTTYPE_INACTIVE			0x00
+#define MPI_PORTFACTS_PORTTYPE_SCSI			0x01
+#define MPI_PORTFACTS_PORTTYPE_FC			0x10
+#define MPI_PORTFACTS_PORTTYPE_ISCSI			0x20
+#define MPI_PORTFACTS_PORTTYPE_SAS			0x30
+
+	u_int16_t		max_devices;
+
+	u_int16_t		port_scsi_id;
+	u_int16_t		protocol_flags;
+#define MPI_PORTFACTS_PROTOCOL_LOGBUSADDR		(1<<0)
+#define MPI_PORTFACTS_PROTOCOL_LAN			(1<<1)
+#define MPI_PORTFACTS_PROTOCOL_TARGET			(1<<2)
+#define MPI_PORTFACTS_PROTOCOL_INITIATOR		(1<<3)
+
+	u_int16_t		max_posted_cmd_buffers;
+	u_int16_t		max_persistent_ids;
+
+	u_int16_t		max_lan_buckets;
+	u_int16_t		reserved5;
+
+	u_int32_t		reserved6;
+} __packed;
+
+struct mpi_msg_portenable_request {
+	u_int16_t		reserved1;
+	u_int8_t		chain_offset;
+	u_int8_t		function;
+
+	u_int16_t		reserved2;
+	u_int8_t		port_number;
+	u_int8_t		msg_flags;
+
+	u_int32_t		msg_context;
+} __packed;
+
+struct mpi_msg_portenable_reply {
+	u_int16_t		reserved1;
+	u_int8_t		msg_length;
+	u_int8_t		function;
+
+	u_int16_t		reserved2;
+	u_int8_t		port_number;
+	u_int8_t		msg_flags;
+
+	u_int32_t		msg_context;
+
+	u_int16_t		reserved3;
+	u_int16_t		ioc_status;
+
+	u_int32_t		ioc_loginfo;
+} __packed;
+
+struct mpi_msg_event_request {
+	u_int8_t		ev_switch;
+	u_int8_t		reserved1;
+	u_int8_t		chain_offset;
+	u_int8_t		function;
+
+	u_int8_t		reserved2[3];
+	u_int8_t		msg_flags;
+
+	u_int32_t		msg_context;
+} __packed;
+
+struct mpi_msg_event_reply {
+	u_int16_t		data_length;
+	u_int8_t		msg_length;
+	u_int8_t		function;
+
+	u_int16_t		reserved1;
+	u_int8_t		ack_required;
+	u_int8_t		msg_flags;
+
+	u_int32_t		msg_context;
+
+	u_int16_t		reserved2;
+	u_int16_t		ioc_status;
+
+	u_int32_t		ioc_loginfo;
+
+	u_int32_t		event;
+
+	u_int32_t		event_context;
+
+	/* event data follows */
+} __packed;
+
+struct mpi_msg_scsi_io {
+	u_int8_t		target_id;
+	u_int8_t		bus;
+	u_int8_t		chain_offset;
+	u_int8_t		function;
+
+	u_int8_t		cdb_length;
+	u_int8_t		sense_buf_len;
+	u_int8_t		reserved;
+	u_int8_t		msg_flags;
+#define MPI_SCSIIO_EEDP					0xf0
+#define MPI_SCSIIO_CMD_DATA_DIR				(1<<2)
+#define MPI_SCSIIO_SENSE_BUF_LOC			(1<<1)
+#define MPI_SCSIIO_SENSE_BUF_ADDR_WIDTH			(1<<0)
+
+	u_int32_t		msg_context;
+
+	u_int16_t		lun[4];
+
+	u_int32_t		control;
+#define MPI_SCSIIO_ADDITIONAL_CDB_LEN			(0xf<<26)
+#define MPI_SCSIIO_DATA_DIR				(0x3<<24)
+#define MPI_SCSIIO_DATA_DIR_NONE			(0x0<<24)
+#define MPI_SCSIIO_DATA_DIR_WRITE			(0x1<<24)
+#define MPI_SCSIIO_DATA_DIR_READ			(0x2<<24)
+#define MPI_SCSIIO_TASK_ATTR				(0x7<<8)
+#define MPI_SCSIIO_TASK_ATTR_SIMPLE_Q			(0x0<<8)
+#define MPI_SCSIIO_TASK_ATTR_HEAD_OF_Q			(0x1<<8)
+#define MPI_SCSIIO_TASK_ATTR_ORDERED_Q			(0x2<<8)
+#define MPI_SCSIIO_TASK_ATTR_ACA_Q			(0x4<<8)
+#define MPI_SCSIIO_TASK_ATTR_UNTAGGED			(0x5<<8)
+#define MPI_SCSIIO_TASK_ATTR_NO_DISCONNECT		(0x7<<8)
+
+#define MPI_CDB_LEN					16
+	u_int8_t		cdb[MPI_CDB_LEN];
+
+	u_int32_t		data_length;
+
+	u_int32_t		sense_buf_low_addr;
+
+	/* followed by an sgl */
+} __packed;
+
+struct mpi_msg_scsi_io_error {
+	u_int8_t		target_id;
+	u_int8_t		bus;
+	u_int8_t		msg_length;
+	u_int8_t		function;
+
+	u_int8_t		cdb_length;
+	u_int8_t		sense_buf_len;
+	u_int8_t		reserved1;
+	u_int8_t		msg_flags;
+
+	u_int32_t		msg_context;
+
+	u_int8_t		scsi_status;
+#if notyet
+#define MPI_SCSIIO_ERR_STATUS_SUCCESS
+#define MPI_SCSIIO_ERR_STATUS_CHECK_COND
+#define MPI_SCSIIO_ERR_STATUS_BUSY
+#define MPI_SCSIIO_ERR_STATUS_INTERMEDIATE
+#define MPI_SCSIIO_ERR_STATUS_INTERMEDIATE_CONDMET
+#define MPI_SCSIIO_ERR_STATUS_RESERVATION_CONFLICT
+#define MPI_SCSIIO_ERR_STATUS_CMD_TERM
+#define MPI_SCSIIO_ERR_STATUS_TASK_SET_FULL
+#define MPI_SCSIIO_ERR_STATUS_ACA_ACTIVE
+#endif
+	u_int8_t		scsi_state;
+#define MPI_SCSIIO_ERR_STATE_AUTOSENSE_VALID		(1<<0)
+#define MPI_SCSIIO_ERR_STATE_AUTOSENSE_FAILED		(1<<2)
+#define MPI_SCSIIO_ERR_STATE_NO_SCSI_STATUS		(1<<3)
+#define MPI_SCSIIO_ERR_STATE_TERMINATED			(1<<4)
+#define MPI_SCSIIO_ERR_STATE_RESPONSE_INFO_VALID	(1<<5)
+#define MPI_SCSIIO_ERR_STATE_QUEUE_TAG_REJECTED		(1<<6)
+
+	u_int16_t		ioc_status;
+
+	u_int32_t		ioc_loginfo;
+
+	u_int32_t		transfer_count;
+
+	u_int32_t		sense_count;
+
+	u_int32_t		response_info;
+
+	u_int16_t		tag;
+	u_int16_t		reserved2;
+} __packed;