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authorPaolo Bonzini <pbonzini@redhat.com>2015-10-27 18:26:06 +0100
committerPaolo Bonzini <pbonzini@redhat.com>2016-02-09 15:45:26 +0100
commite351b82611293683c4cabe4b69b7552bde5d4e2a (patch)
tree18a4b09801182a346fb264babf675113ca8b356c
parent9fd7e85938e87ca52dcb1aeff34fa1675917831b (diff)
hw: Add support for LSI SAS1068 (mptsas) device
This adds the SAS1068 device, a SAS disk controller used in VMware that is oldish but widely supported and has decent performance. Unlike megasas, it presents itself as a SAS controller and not as a RAID controller. The device corresponds to the mptsas kernel driver in Linux. A few small things in the device setup are based on Don Slutz's old patch, but the device emulation was written from scratch based on Don's SeaBIOS patch and on the FreeBSD and Linux drivers. It is 2400 lines shorter than Don's patch (and roughly the same size as MegaSAS---also because it doesn't support the similar SPI controller), implements SCSI task management functions (with asynchronous cancellation), supports big-endian hosts, has complete support for migration and follows the QEMU coding standards much more closely. To write the driver, I first split Don's patch in two parts, with the configuration bits in one file and the rest in a separate file. I first left mptconfig.c in place and rewrote the rest, then deleted mptconfig.c as well. The configuration pages are still based mostly on VirtualBox's, though not exactly the same. However, the implementation is completely different. The contents of the pages themselves should not be copyrightable. Signed-off-by: Don Slutz <Don@CloudSwitch.com> Message-Id: <1347382813-5662-1-git-send-email-Don@CloudSwitch.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat
-rw-r--r--default-configs/pci.mak1
-rw-r--r--hw/scsi/Makefile.objs1
-rw-r--r--hw/scsi/mpi.h1153
-rw-r--r--hw/scsi/mptconfig.c904
-rw-r--r--hw/scsi/mptendian.c204
-rw-r--r--hw/scsi/mptsas.c1441
-rw-r--r--hw/scsi/mptsas.h100
-rw-r--r--include/hw/pci/pci_ids.h1
-rw-r--r--trace-events22
9 files changed, 3827 insertions, 0 deletions
diff --git a/default-configs/pci.mak b/default-configs/pci.mak
index f250119e1b..4fa9a28ef6 100644
--- a/default-configs/pci.mak
+++ b/default-configs/pci.mak
@@ -15,6 +15,7 @@ CONFIG_ES1370=y
CONFIG_LSI_SCSI_PCI=y
CONFIG_VMW_PVSCSI_SCSI_PCI=y
CONFIG_MEGASAS_SCSI_PCI=y
+CONFIG_MPTSAS_SCSI_PCI=y
CONFIG_RTL8139_PCI=y
CONFIG_E1000_PCI=y
CONFIG_VMXNET3_PCI=y
diff --git a/hw/scsi/Makefile.objs b/hw/scsi/Makefile.objs
index 40c79d34c9..5a2248be36 100644
--- a/hw/scsi/Makefile.objs
+++ b/hw/scsi/Makefile.objs
@@ -1,6 +1,7 @@
common-obj-y += scsi-disk.o
common-obj-y += scsi-generic.o scsi-bus.o
common-obj-$(CONFIG_LSI_SCSI_PCI) += lsi53c895a.o
+common-obj-$(CONFIG_MPTSAS_SCSI_PCI) += mptsas.o mptconfig.o mptendian.o
common-obj-$(CONFIG_MEGASAS_SCSI_PCI) += megasas.o
common-obj-$(CONFIG_VMW_PVSCSI_SCSI_PCI) += vmw_pvscsi.o
common-obj-$(CONFIG_ESP) += esp.o
diff --git a/hw/scsi/mpi.h b/hw/scsi/mpi.h
new file mode 100644
index 0000000000..0568e19503
--- /dev/null
+++ b/hw/scsi/mpi.h
@@ -0,0 +1,1153 @@
+/*-
+ * Based on FreeBSD sys/dev/mpt/mpilib headers.
+ *
+ * Copyright (c) 2000-2010, LSI Logic Corporation and its contributors.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce at minimum a disclaimer
+ * substantially similar to the "NO WARRANTY" disclaimer below
+ * ("Disclaimer") and any redistribution must be conditioned upon including
+ * a substantially similar Disclaimer requirement for further binary
+ * redistribution.
+ * 3. Neither the name of the LSI Logic Corporation nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF THE COPYRIGHT
+ * OWNER OR CONTRIBUTOR IS ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+#ifndef MPI_H
+#define MPI_H
+
+enum {
+ MPI_FUNCTION_SCSI_IO_REQUEST = 0x00,
+ MPI_FUNCTION_SCSI_TASK_MGMT = 0x01,
+ MPI_FUNCTION_IOC_INIT = 0x02,
+ MPI_FUNCTION_IOC_FACTS = 0x03,
+ MPI_FUNCTION_CONFIG = 0x04,
+ MPI_FUNCTION_PORT_FACTS = 0x05,
+ MPI_FUNCTION_PORT_ENABLE = 0x06,
+ MPI_FUNCTION_EVENT_NOTIFICATION = 0x07,
+ MPI_FUNCTION_EVENT_ACK = 0x08,
+ MPI_FUNCTION_FW_DOWNLOAD = 0x09,
+ MPI_FUNCTION_TARGET_CMD_BUFFER_POST = 0x0A,
+ MPI_FUNCTION_TARGET_ASSIST = 0x0B,
+ MPI_FUNCTION_TARGET_STATUS_SEND = 0x0C,
+ MPI_FUNCTION_TARGET_MODE_ABORT = 0x0D,
+ MPI_FUNCTION_FC_LINK_SRVC_BUF_POST = 0x0E,
+ MPI_FUNCTION_FC_LINK_SRVC_RSP = 0x0F,
+ MPI_FUNCTION_FC_EX_LINK_SRVC_SEND = 0x10,
+ MPI_FUNCTION_FC_ABORT = 0x11,
+ MPI_FUNCTION_FW_UPLOAD = 0x12,
+ MPI_FUNCTION_FC_COMMON_TRANSPORT_SEND = 0x13,
+ MPI_FUNCTION_FC_PRIMITIVE_SEND = 0x14,
+
+ MPI_FUNCTION_RAID_ACTION = 0x15,
+ MPI_FUNCTION_RAID_SCSI_IO_PASSTHROUGH = 0x16,
+
+ MPI_FUNCTION_TOOLBOX = 0x17,
+
+ MPI_FUNCTION_SCSI_ENCLOSURE_PROCESSOR = 0x18,
+
+ MPI_FUNCTION_MAILBOX = 0x19,
+
+ MPI_FUNCTION_SMP_PASSTHROUGH = 0x1A,
+ MPI_FUNCTION_SAS_IO_UNIT_CONTROL = 0x1B,
+ MPI_FUNCTION_SATA_PASSTHROUGH = 0x1C,
+
+ MPI_FUNCTION_DIAG_BUFFER_POST = 0x1D,
+ MPI_FUNCTION_DIAG_RELEASE = 0x1E,
+
+ MPI_FUNCTION_SCSI_IO_32 = 0x1F,
+
+ MPI_FUNCTION_LAN_SEND = 0x20,
+ MPI_FUNCTION_LAN_RECEIVE = 0x21,
+ MPI_FUNCTION_LAN_RESET = 0x22,
+
+ MPI_FUNCTION_TARGET_ASSIST_EXTENDED = 0x23,
+ MPI_FUNCTION_TARGET_CMD_BUF_BASE_POST = 0x24,
+ MPI_FUNCTION_TARGET_CMD_BUF_LIST_POST = 0x25,
+
+ MPI_FUNCTION_INBAND_BUFFER_POST = 0x28,
+ MPI_FUNCTION_INBAND_SEND = 0x29,
+ MPI_FUNCTION_INBAND_RSP = 0x2A,
+ MPI_FUNCTION_INBAND_ABORT = 0x2B,
+
+ MPI_FUNCTION_IOC_MESSAGE_UNIT_RESET = 0x40,
+ MPI_FUNCTION_IO_UNIT_RESET = 0x41,
+ MPI_FUNCTION_HANDSHAKE = 0x42,
+ MPI_FUNCTION_REPLY_FRAME_REMOVAL = 0x43,
+ MPI_FUNCTION_HOST_PAGEBUF_ACCESS_CONTROL = 0x44,
+};
+
+/****************************************************************************/
+/* Registers */
+/****************************************************************************/
+
+enum {
+ MPI_IOC_STATE_RESET = 0x00000000,
+ MPI_IOC_STATE_READY = 0x10000000,
+ MPI_IOC_STATE_OPERATIONAL = 0x20000000,
+ MPI_IOC_STATE_FAULT = 0x40000000,
+
+ MPI_DOORBELL_OFFSET = 0x00000000,
+ MPI_DOORBELL_ACTIVE = 0x08000000, /* DoorbellUsed */
+ MPI_DOORBELL_WHO_INIT_MASK = 0x07000000,
+ MPI_DOORBELL_WHO_INIT_SHIFT = 24,
+ MPI_DOORBELL_FUNCTION_MASK = 0xFF000000,
+ MPI_DOORBELL_FUNCTION_SHIFT = 24,
+ MPI_DOORBELL_ADD_DWORDS_MASK = 0x00FF0000,
+ MPI_DOORBELL_ADD_DWORDS_SHIFT = 16,
+ MPI_DOORBELL_DATA_MASK = 0x0000FFFF,
+ MPI_DOORBELL_FUNCTION_SPECIFIC_MASK = 0x0000FFFF,
+
+ MPI_DB_HPBAC_VALUE_MASK = 0x0000F000,
+ MPI_DB_HPBAC_ENABLE_ACCESS = 0x01,
+ MPI_DB_HPBAC_DISABLE_ACCESS = 0x02,
+ MPI_DB_HPBAC_FREE_BUFFER = 0x03,
+
+ MPI_WRITE_SEQUENCE_OFFSET = 0x00000004,
+ MPI_WRSEQ_KEY_VALUE_MASK = 0x0000000F,
+ MPI_WRSEQ_1ST_KEY_VALUE = 0x04,
+ MPI_WRSEQ_2ND_KEY_VALUE = 0x0B,
+ MPI_WRSEQ_3RD_KEY_VALUE = 0x02,
+ MPI_WRSEQ_4TH_KEY_VALUE = 0x07,
+ MPI_WRSEQ_5TH_KEY_VALUE = 0x0D,
+
+ MPI_DIAGNOSTIC_OFFSET = 0x00000008,
+ MPI_DIAG_CLEAR_FLASH_BAD_SIG = 0x00000400,
+ MPI_DIAG_PREVENT_IOC_BOOT = 0x00000200,
+ MPI_DIAG_DRWE = 0x00000080,
+ MPI_DIAG_FLASH_BAD_SIG = 0x00000040,
+ MPI_DIAG_RESET_HISTORY = 0x00000020,
+ MPI_DIAG_RW_ENABLE = 0x00000010,
+ MPI_DIAG_RESET_ADAPTER = 0x00000004,
+ MPI_DIAG_DISABLE_ARM = 0x00000002,
+ MPI_DIAG_MEM_ENABLE = 0x00000001,
+
+ MPI_TEST_BASE_ADDRESS_OFFSET = 0x0000000C,
+
+ MPI_DIAG_RW_DATA_OFFSET = 0x00000010,
+
+ MPI_DIAG_RW_ADDRESS_OFFSET = 0x00000014,
+
+ MPI_HOST_INTERRUPT_STATUS_OFFSET = 0x00000030,
+ MPI_HIS_IOP_DOORBELL_STATUS = 0x80000000,
+ MPI_HIS_REPLY_MESSAGE_INTERRUPT = 0x00000008,
+ MPI_HIS_DOORBELL_INTERRUPT = 0x00000001,
+
+ MPI_HOST_INTERRUPT_MASK_OFFSET = 0x00000034,
+ MPI_HIM_RIM = 0x00000008,
+ MPI_HIM_DIM = 0x00000001,
+
+ MPI_REQUEST_QUEUE_OFFSET = 0x00000040,
+ MPI_REQUEST_POST_FIFO_OFFSET = 0x00000040,
+
+ MPI_REPLY_QUEUE_OFFSET = 0x00000044,
+ MPI_REPLY_POST_FIFO_OFFSET = 0x00000044,
+ MPI_REPLY_FREE_FIFO_OFFSET = 0x00000044,
+
+ MPI_HI_PRI_REQUEST_QUEUE_OFFSET = 0x00000048,
+};
+
+#define MPI_ADDRESS_REPLY_A_BIT 0x80000000
+
+/****************************************************************************/
+/* Scatter/gather elements */
+/****************************************************************************/
+
+typedef struct MPISGEntry {
+ uint32_t FlagsLength;
+ union
+ {
+ uint32_t Address32;
+ uint64_t Address64;
+ } u;
+} QEMU_PACKED MPISGEntry;
+
+/* Flags field bit definitions */
+
+enum {
+ MPI_SGE_FLAGS_LAST_ELEMENT = 0x80000000,
+ MPI_SGE_FLAGS_END_OF_BUFFER = 0x40000000,
+ MPI_SGE_FLAGS_ELEMENT_TYPE_MASK = 0x30000000,
+ MPI_SGE_FLAGS_LOCAL_ADDRESS = 0x08000000,
+ MPI_SGE_FLAGS_DIRECTION = 0x04000000,
+ MPI_SGE_FLAGS_64_BIT_ADDRESSING = 0x02000000,
+ MPI_SGE_FLAGS_END_OF_LIST = 0x01000000,
+
+ MPI_SGE_LENGTH_MASK = 0x00FFFFFF,
+ MPI_SGE_CHAIN_LENGTH_MASK = 0x0000FFFF,
+
+ MPI_SGE_FLAGS_TRANSACTION_ELEMENT = 0x00000000,
+ MPI_SGE_FLAGS_SIMPLE_ELEMENT = 0x10000000,
+ MPI_SGE_FLAGS_CHAIN_ELEMENT = 0x30000000,
+
+ /* Direction */
+
+ MPI_SGE_FLAGS_IOC_TO_HOST = 0x00000000,
+ MPI_SGE_FLAGS_HOST_TO_IOC = 0x04000000,
+
+ MPI_SGE_CHAIN_OFFSET_MASK = 0x00FF0000,
+};
+
+#define MPI_SGE_CHAIN_OFFSET_SHIFT 16
+
+/****************************************************************************/
+/* Standard message request header for all request messages */
+/****************************************************************************/
+
+typedef struct MPIRequestHeader {
+ uint8_t Reserved[2]; /* function specific */
+ uint8_t ChainOffset;
+ uint8_t Function;
+ uint8_t Reserved1[3]; /* function specific */
+ uint8_t MsgFlags;
+ uint32_t MsgContext;
+} QEMU_PACKED MPIRequestHeader;
+
+
+typedef struct MPIDefaultReply {
+ uint8_t Reserved[2]; /* function specific */
+ uint8_t MsgLength;
+ uint8_t Function;
+ uint8_t Reserved1[3]; /* function specific */
+ uint8_t MsgFlags;
+ uint32_t MsgContext;
+ uint8_t Reserved2[2]; /* function specific */
+ uint16_t IOCStatus;
+ uint32_t IOCLogInfo;
+} QEMU_PACKED MPIDefaultReply;
+
+/* MsgFlags definition for all replies */
+
+#define MPI_MSGFLAGS_CONTINUATION_REPLY (0x80)
+
+enum {
+
+ /************************************************************************/
+ /* Common IOCStatus values for all replies */
+ /************************************************************************/
+
+ MPI_IOCSTATUS_SUCCESS = 0x0000,
+ MPI_IOCSTATUS_INVALID_FUNCTION = 0x0001,
+ MPI_IOCSTATUS_BUSY = 0x0002,
+ MPI_IOCSTATUS_INVALID_SGL = 0x0003,
+ MPI_IOCSTATUS_INTERNAL_ERROR = 0x0004,
+ MPI_IOCSTATUS_RESERVED = 0x0005,
+ MPI_IOCSTATUS_INSUFFICIENT_RESOURCES = 0x0006,
+ MPI_IOCSTATUS_INVALID_FIELD = 0x0007,
+ MPI_IOCSTATUS_INVALID_STATE = 0x0008,
+ MPI_IOCSTATUS_OP_STATE_NOT_SUPPORTED = 0x0009,
+
+ /************************************************************************/
+ /* Config IOCStatus values */
+ /************************************************************************/
+
+ MPI_IOCSTATUS_CONFIG_INVALID_ACTION = 0x0020,
+ MPI_IOCSTATUS_CONFIG_INVALID_TYPE = 0x0021,
+ MPI_IOCSTATUS_CONFIG_INVALID_PAGE = 0x0022,
+ MPI_IOCSTATUS_CONFIG_INVALID_DATA = 0x0023,
+ MPI_IOCSTATUS_CONFIG_NO_DEFAULTS = 0x0024,
+ MPI_IOCSTATUS_CONFIG_CANT_COMMIT = 0x0025,
+
+ /************************************************************************/
+ /* SCSIIO Reply = SPI & FCP, initiator values */
+ /************************************************************************/
+
+ MPI_IOCSTATUS_SCSI_RECOVERED_ERROR = 0x0040,
+ MPI_IOCSTATUS_SCSI_INVALID_BUS = 0x0041,
+ MPI_IOCSTATUS_SCSI_INVALID_TARGETID = 0x0042,
+ MPI_IOCSTATUS_SCSI_DEVICE_NOT_THERE = 0x0043,
+ MPI_IOCSTATUS_SCSI_DATA_OVERRUN = 0x0044,
+ MPI_IOCSTATUS_SCSI_DATA_UNDERRUN = 0x0045,
+ MPI_IOCSTATUS_SCSI_IO_DATA_ERROR = 0x0046,
+ MPI_IOCSTATUS_SCSI_PROTOCOL_ERROR = 0x0047,
+ MPI_IOCSTATUS_SCSI_TASK_TERMINATED = 0x0048,
+ MPI_IOCSTATUS_SCSI_RESIDUAL_MISMATCH = 0x0049,
+ MPI_IOCSTATUS_SCSI_TASK_MGMT_FAILED = 0x004A,
+ MPI_IOCSTATUS_SCSI_IOC_TERMINATED = 0x004B,
+ MPI_IOCSTATUS_SCSI_EXT_TERMINATED = 0x004C,
+
+ /************************************************************************/
+ /* For use by SCSI Initiator and SCSI Target end-to-end data protection*/
+ /************************************************************************/
+
+ MPI_IOCSTATUS_EEDP_GUARD_ERROR = 0x004D,
+ MPI_IOCSTATUS_EEDP_REF_TAG_ERROR = 0x004E,
+ MPI_IOCSTATUS_EEDP_APP_TAG_ERROR = 0x004F,
+
+ /************************************************************************/
+ /* SCSI Target values */
+ /************************************************************************/
+
+ MPI_IOCSTATUS_TARGET_PRIORITY_IO = 0x0060,
+ MPI_IOCSTATUS_TARGET_INVALID_PORT = 0x0061,
+ MPI_IOCSTATUS_TARGET_INVALID_IO_INDEX = 0x0062,
+ MPI_IOCSTATUS_TARGET_ABORTED = 0x0063,
+ MPI_IOCSTATUS_TARGET_NO_CONN_RETRYABLE = 0x0064,
+ MPI_IOCSTATUS_TARGET_NO_CONNECTION = 0x0065,
+ MPI_IOCSTATUS_TARGET_XFER_COUNT_MISMATCH = 0x006A,
+ MPI_IOCSTATUS_TARGET_STS_DATA_NOT_SENT = 0x006B,
+ MPI_IOCSTATUS_TARGET_DATA_OFFSET_ERROR = 0x006D,
+ MPI_IOCSTATUS_TARGET_TOO_MUCH_WRITE_DATA = 0x006E,
+ MPI_IOCSTATUS_TARGET_IU_TOO_SHORT = 0x006F,
+ MPI_IOCSTATUS_TARGET_ACK_NAK_TIMEOUT = 0x0070,
+ MPI_IOCSTATUS_TARGET_NAK_RECEIVED = 0x0071,
+
+ /************************************************************************/
+ /* Fibre Channel Direct Access values */
+ /************************************************************************/
+
+ MPI_IOCSTATUS_FC_ABORTED = 0x0066,
+ MPI_IOCSTATUS_FC_RX_ID_INVALID = 0x0067,
+ MPI_IOCSTATUS_FC_DID_INVALID = 0x0068,
+ MPI_IOCSTATUS_FC_NODE_LOGGED_OUT = 0x0069,
+ MPI_IOCSTATUS_FC_EXCHANGE_CANCELED = 0x006C,
+
+ /************************************************************************/
+ /* LAN values */
+ /************************************************************************/
+
+ MPI_IOCSTATUS_LAN_DEVICE_NOT_FOUND = 0x0080,
+ MPI_IOCSTATUS_LAN_DEVICE_FAILURE = 0x0081,
+ MPI_IOCSTATUS_LAN_TRANSMIT_ERROR = 0x0082,
+ MPI_IOCSTATUS_LAN_TRANSMIT_ABORTED = 0x0083,
+ MPI_IOCSTATUS_LAN_RECEIVE_ERROR = 0x0084,
+ MPI_IOCSTATUS_LAN_RECEIVE_ABORTED = 0x0085,
+ MPI_IOCSTATUS_LAN_PARTIAL_PACKET = 0x0086,
+ MPI_IOCSTATUS_LAN_CANCELED = 0x0087,
+
+ /************************************************************************/
+ /* Serial Attached SCSI values */
+ /************************************************************************/
+
+ MPI_IOCSTATUS_SAS_SMP_REQUEST_FAILED = 0x0090,
+ MPI_IOCSTATUS_SAS_SMP_DATA_OVERRUN = 0x0091,
+
+ /************************************************************************/
+ /* Inband values */
+ /************************************************************************/
+
+ MPI_IOCSTATUS_INBAND_ABORTED = 0x0098,
+ MPI_IOCSTATUS_INBAND_NO_CONNECTION = 0x0099,
+
+ /************************************************************************/
+ /* Diagnostic Tools values */
+ /************************************************************************/
+
+ MPI_IOCSTATUS_DIAGNOSTIC_RELEASED = 0x00A0,
+
+ /************************************************************************/
+ /* IOCStatus flag to indicate that log info is available */
+ /************************************************************************/
+
+ MPI_IOCSTATUS_FLAG_LOG_INFO_AVAILABLE = 0x8000,
+ MPI_IOCSTATUS_MASK = 0x7FFF,
+
+ /************************************************************************/
+ /* LogInfo Types */
+ /************************************************************************/
+
+ MPI_IOCLOGINFO_TYPE_MASK = 0xF0000000,
+ MPI_IOCLOGINFO_TYPE_SHIFT = 28,
+ MPI_IOCLOGINFO_TYPE_NONE = 0x0,
+ MPI_IOCLOGINFO_TYPE_SCSI = 0x1,
+ MPI_IOCLOGINFO_TYPE_FC = 0x2,
+ MPI_IOCLOGINFO_TYPE_SAS = 0x3,
+ MPI_IOCLOGINFO_TYPE_ISCSI = 0x4,
+ MPI_IOCLOGINFO_LOG_DATA_MASK = 0x0FFFFFFF,
+};
+
+/****************************************************************************/
+/* SCSI IO messages and associated structures */
+/****************************************************************************/
+
+typedef struct MPIMsgSCSIIORequest {
+ uint8_t TargetID; /* 00h */
+ uint8_t Bus; /* 01h */
+ uint8_t ChainOffset; /* 02h */
+ uint8_t Function; /* 03h */
+ uint8_t CDBLength; /* 04h */
+ uint8_t SenseBufferLength; /* 05h */
+ uint8_t Reserved; /* 06h */
+ uint8_t MsgFlags; /* 07h */
+ uint32_t MsgContext; /* 08h */
+ uint8_t LUN[8]; /* 0Ch */
+ uint32_t Control; /* 14h */
+ uint8_t CDB[16]; /* 18h */
+ uint32_t DataLength; /* 28h */
+ uint32_t SenseBufferLowAddr; /* 2Ch */
+} QEMU_PACKED MPIMsgSCSIIORequest;
+
+/* SCSI IO MsgFlags bits */
+
+#define MPI_SCSIIO_MSGFLGS_SENSE_WIDTH (0x01)
+#define MPI_SCSIIO_MSGFLGS_SENSE_WIDTH_32 (0x00)
+#define MPI_SCSIIO_MSGFLGS_SENSE_WIDTH_64 (0x01)
+
+#define MPI_SCSIIO_MSGFLGS_SENSE_LOCATION (0x02)
+#define MPI_SCSIIO_MSGFLGS_SENSE_LOC_HOST (0x00)
+#define MPI_SCSIIO_MSGFLGS_SENSE_LOC_IOC (0x02)
+
+#define MPI_SCSIIO_MSGFLGS_CMD_DETERMINES_DATA_DIR (0x04)
+
+/* SCSI IO LUN fields */
+
+#define MPI_SCSIIO_LUN_FIRST_LEVEL_ADDRESSING (0x0000FFFF)
+#define MPI_SCSIIO_LUN_SECOND_LEVEL_ADDRESSING (0xFFFF0000)
+#define MPI_SCSIIO_LUN_THIRD_LEVEL_ADDRESSING (0x0000FFFF)
+#define MPI_SCSIIO_LUN_FOURTH_LEVEL_ADDRESSING (0xFFFF0000)
+#define MPI_SCSIIO_LUN_LEVEL_1_WORD (0xFF00)
+#define MPI_SCSIIO_LUN_LEVEL_1_DWORD (0x0000FF00)
+
+/* SCSI IO Control bits */
+
+#define MPI_SCSIIO_CONTROL_DATADIRECTION_MASK (0x03000000)
+#define MPI_SCSIIO_CONTROL_NODATATRANSFER (0x00000000)
+#define MPI_SCSIIO_CONTROL_WRITE (0x01000000)
+#define MPI_SCSIIO_CONTROL_READ (0x02000000)
+
+#define MPI_SCSIIO_CONTROL_ADDCDBLEN_MASK (0x3C000000)
+#define MPI_SCSIIO_CONTROL_ADDCDBLEN_SHIFT (26)
+
+#define MPI_SCSIIO_CONTROL_TASKATTRIBUTE_MASK (0x00000700)
+#define MPI_SCSIIO_CONTROL_SIMPLEQ (0x00000000)
+#define MPI_SCSIIO_CONTROL_HEADOFQ (0x00000100)
+#define MPI_SCSIIO_CONTROL_ORDEREDQ (0x00000200)
+#define MPI_SCSIIO_CONTROL_ACAQ (0x00000400)
+#define MPI_SCSIIO_CONTROL_UNTAGGED (0x00000500)
+#define MPI_SCSIIO_CONTROL_NO_DISCONNECT (0x00000700)
+
+#define MPI_SCSIIO_CONTROL_TASKMANAGE_MASK (0x00FF0000)
+#define MPI_SCSIIO_CONTROL_OBSOLETE (0x00800000)
+#define MPI_SCSIIO_CONTROL_CLEAR_ACA_RSV (0x00400000)
+#define MPI_SCSIIO_CONTROL_TARGET_RESET (0x00200000)
+#define MPI_SCSIIO_CONTROL_LUN_RESET_RSV (0x00100000)
+#define MPI_SCSIIO_CONTROL_RESERVED (0x00080000)
+#define MPI_SCSIIO_CONTROL_CLR_TASK_SET_RSV (0x00040000)
+#define MPI_SCSIIO_CONTROL_ABORT_TASK_SET (0x00020000)
+#define MPI_SCSIIO_CONTROL_RESERVED2 (0x00010000)
+
+/* SCSI IO reply structure */
+typedef struct MPIMsgSCSIIOReply
+{
+ uint8_t TargetID; /* 00h */
+ uint8_t Bus; /* 01h */
+ uint8_t MsgLength; /* 02h */
+ uint8_t Function; /* 03h */
+ uint8_t CDBLength; /* 04h */
+ uint8_t SenseBufferLength; /* 05h */
+ uint8_t Reserved; /* 06h */
+ uint8_t MsgFlags; /* 07h */
+ uint32_t MsgContext; /* 08h */
+ uint8_t SCSIStatus; /* 0Ch */
+ uint8_t SCSIState; /* 0Dh */
+ uint16_t IOCStatus; /* 0Eh */
+ uint32_t IOCLogInfo; /* 10h */
+ uint32_t TransferCount; /* 14h */
+ uint32_t SenseCount; /* 18h */
+ uint32_t ResponseInfo; /* 1Ch */
+ uint16_t TaskTag; /* 20h */
+ uint16_t Reserved1; /* 22h */
+} QEMU_PACKED MPIMsgSCSIIOReply;
+
+/* SCSI IO Reply SCSIStatus values (SAM-2 status codes) */
+
+#define MPI_SCSI_STATUS_SUCCESS (0x00)
+#define MPI_SCSI_STATUS_CHECK_CONDITION (0x02)
+#define MPI_SCSI_STATUS_CONDITION_MET (0x04)
+#define MPI_SCSI_STATUS_BUSY (0x08)
+#define MPI_SCSI_STATUS_INTERMEDIATE (0x10)
+#define MPI_SCSI_STATUS_INTERMEDIATE_CONDMET (0x14)
+#define MPI_SCSI_STATUS_RESERVATION_CONFLICT (0x18)
+#define MPI_SCSI_STATUS_COMMAND_TERMINATED (0x22)
+#define MPI_SCSI_STATUS_TASK_SET_FULL (0x28)
+#define MPI_SCSI_STATUS_ACA_ACTIVE (0x30)
+
+#define MPI_SCSI_STATUS_FCPEXT_DEVICE_LOGGED_OUT (0x80)
+#define MPI_SCSI_STATUS_FCPEXT_NO_LINK (0x81)
+#define MPI_SCSI_STATUS_FCPEXT_UNASSIGNED (0x82)
+
+
+/* SCSI IO Reply SCSIState values */
+
+#define MPI_SCSI_STATE_AUTOSENSE_VALID (0x01)
+#define MPI_SCSI_STATE_AUTOSENSE_FAILED (0x02)
+#define MPI_SCSI_STATE_NO_SCSI_STATUS (0x04)
+#define MPI_SCSI_STATE_TERMINATED (0x08)
+#define MPI_SCSI_STATE_RESPONSE_INFO_VALID (0x10)
+#define MPI_SCSI_STATE_QUEUE_TAG_REJECTED (0x20)
+
+/* SCSI IO Reply ResponseInfo values */
+/* (FCP-1 RSP_CODE values and SPI-3 Packetized Failure codes) */
+
+#define MPI_SCSI_RSP_INFO_FUNCTION_COMPLETE (0x00000000)
+#define MPI_SCSI_RSP_INFO_FCP_BURST_LEN_ERROR (0x01000000)
+#define MPI_SCSI_RSP_INFO_CMND_FIELDS_INVALID (0x02000000)
+#define MPI_SCSI_RSP_INFO_FCP_DATA_RO_ERROR (0x03000000)
+#define MPI_SCSI_RSP_INFO_TASK_MGMT_UNSUPPORTED (0x04000000)
+#define MPI_SCSI_RSP_INFO_TASK_MGMT_FAILED (0x05000000)
+#define MPI_SCSI_RSP_INFO_SPI_LQ_INVALID_TYPE (0x06000000)
+
+#define MPI_SCSI_TASKTAG_UNKNOWN (0xFFFF)
+
+
+/****************************************************************************/
+/* SCSI Task Management messages */
+/****************************************************************************/
+
+typedef struct MPIMsgSCSITaskMgmt {
+ uint8_t TargetID; /* 00h */
+ uint8_t Bus; /* 01h */
+ uint8_t ChainOffset; /* 02h */
+ uint8_t Function; /* 03h */
+ uint8_t Reserved; /* 04h */
+ uint8_t TaskType; /* 05h */
+ uint8_t Reserved1; /* 06h */
+ uint8_t MsgFlags; /* 07h */
+ uint32_t MsgContext; /* 08h */
+ uint8_t LUN[8]; /* 0Ch */
+ uint32_t Reserved2[7]; /* 14h */
+ uint32_t TaskMsgContext; /* 30h */
+} QEMU_PACKED MPIMsgSCSITaskMgmt;
+
+enum {
+ /* TaskType values */
+
+ MPI_SCSITASKMGMT_TASKTYPE_ABORT_TASK = 0x01,
+ MPI_SCSITASKMGMT_TASKTYPE_ABRT_TASK_SET = 0x02,
+ MPI_SCSITASKMGMT_TASKTYPE_TARGET_RESET = 0x03,
+ MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS = 0x04,
+ MPI_SCSITASKMGMT_TASKTYPE_LOGICAL_UNIT_RESET = 0x05,
+ MPI_SCSITASKMGMT_TASKTYPE_CLEAR_TASK_SET = 0x06,
+ MPI_SCSITASKMGMT_TASKTYPE_QUERY_TASK = 0x07,
+ MPI_SCSITASKMGMT_TASKTYPE_CLR_ACA = 0x08,
+
+ /* MsgFlags bits */
+
+ MPI_SCSITASKMGMT_MSGFLAGS_DO_NOT_SEND_TASK_IU = 0x01,
+
+ MPI_SCSITASKMGMT_MSGFLAGS_TARGET_RESET_OPTION = 0x00,
+ MPI_SCSITASKMGMT_MSGFLAGS_LIP_RESET_OPTION = 0x02,
+ MPI_SCSITASKMGMT_MSGFLAGS_LIPRESET_RESET_OPTION = 0x04,
+
+ MPI_SCSITASKMGMT_MSGFLAGS_SOFT_RESET_OPTION = 0x08,
+};
+
+/* SCSI Task Management Reply */
+typedef struct MPIMsgSCSITaskMgmtReply {
+ uint8_t TargetID; /* 00h */
+ uint8_t Bus; /* 01h */
+ uint8_t MsgLength; /* 02h */
+ uint8_t Function; /* 03h */
+ uint8_t ResponseCode; /* 04h */
+ uint8_t TaskType; /* 05h */
+ uint8_t Reserved1; /* 06h */
+ uint8_t MsgFlags; /* 07h */
+ uint32_t MsgContext; /* 08h */
+ uint8_t Reserved2[2]; /* 0Ch */
+ uint16_t IOCStatus; /* 0Eh */
+ uint32_t IOCLogInfo; /* 10h */
+ uint32_t TerminationCount; /* 14h */
+} QEMU_PACKED MPIMsgSCSITaskMgmtReply;
+
+/* ResponseCode values */
+enum {
+ MPI_SCSITASKMGMT_RSP_TM_COMPLETE = 0x00,
+ MPI_SCSITASKMGMT_RSP_INVALID_FRAME = 0x02,
+ MPI_SCSITASKMGMT_RSP_TM_NOT_SUPPORTED = 0x04,
+ MPI_SCSITASKMGMT_RSP_TM_FAILED = 0x05,
+ MPI_SCSITASKMGMT_RSP_TM_SUCCEEDED = 0x08,
+ MPI_SCSITASKMGMT_RSP_TM_INVALID_LUN = 0x09,
+ MPI_SCSITASKMGMT_RSP_IO_QUEUED_ON_IOC = 0x80,
+};
+
+/****************************************************************************/
+/* IOCInit message */
+/****************************************************************************/
+
+typedef struct MPIMsgIOCInit {
+ uint8_t WhoInit; /* 00h */
+ uint8_t Reserved; /* 01h */
+ uint8_t ChainOffset; /* 02h */
+ uint8_t Function; /* 03h */
+ uint8_t Flags; /* 04h */
+ uint8_t MaxDevices; /* 05h */
+ uint8_t MaxBuses; /* 06h */
+ uint8_t MsgFlags; /* 07h */
+ uint32_t MsgContext; /* 08h */
+ uint16_t ReplyFrameSize; /* 0Ch */
+ uint8_t Reserved1[2]; /* 0Eh */
+ uint32_t HostMfaHighAddr; /* 10h */
+ uint32_t SenseBufferHighAddr; /* 14h */
+ uint32_t ReplyFifoHostSignalingAddr; /* 18h */
+ MPISGEntry HostPageBufferSGE; /* 1Ch */
+ uint16_t MsgVersion; /* 28h */
+ uint16_t HeaderVersion; /* 2Ah */
+} QEMU_PACKED MPIMsgIOCInit;
+
+enum {
+ /* WhoInit values */
+
+ MPI_WHOINIT_NO_ONE = 0x00,
+ MPI_WHOINIT_SYSTEM_BIOS = 0x01,
+ MPI_WHOINIT_ROM_BIOS = 0x02,
+ MPI_WHOINIT_PCI_PEER = 0x03,
+ MPI_WHOINIT_HOST_DRIVER = 0x04,
+ MPI_WHOINIT_MANUFACTURER = 0x05,
+
+ /* Flags values */
+
+ MPI_IOCINIT_FLAGS_HOST_PAGE_BUFFER_PERSISTENT = 0x04,
+ MPI_IOCINIT_FLAGS_REPLY_FIFO_HOST_SIGNAL = 0x02,
+ MPI_IOCINIT_FLAGS_DISCARD_FW_IMAGE = 0x01,
+
+ /* MsgVersion */
+
+ MPI_IOCINIT_MSGVERSION_MAJOR_MASK = 0xFF00,
+ MPI_IOCINIT_MSGVERSION_MAJOR_SHIFT = 8,
+ MPI_IOCINIT_MSGVERSION_MINOR_MASK = 0x00FF,
+ MPI_IOCINIT_MSGVERSION_MINOR_SHIFT = 0,
+
+ /* HeaderVersion */
+
+ MPI_IOCINIT_HEADERVERSION_UNIT_MASK = 0xFF00,
+ MPI_IOCINIT_HEADERVERSION_UNIT_SHIFT = 8,
+ MPI_IOCINIT_HEADERVERSION_DEV_MASK = 0x00FF,
+ MPI_IOCINIT_HEADERVERSION_DEV_SHIFT = 0,
+};
+
+typedef struct MPIMsgIOCInitReply {
+ uint8_t WhoInit; /* 00h */
+ uint8_t Reserved; /* 01h */
+ uint8_t MsgLength; /* 02h */
+ uint8_t Function; /* 03h */
+ uint8_t Flags; /* 04h */
+ uint8_t MaxDevices; /* 05h */
+ uint8_t MaxBuses; /* 06h */
+ uint8_t MsgFlags; /* 07h */
+ uint32_t MsgContext; /* 08h */
+ uint16_t Reserved2; /* 0Ch */
+ uint16_t IOCStatus; /* 0Eh */
+ uint32_t IOCLogInfo; /* 10h */
+} QEMU_PACKED MPIMsgIOCInitReply;
+
+
+
+/****************************************************************************/
+/* IOC Facts message */
+/****************************************************************************/
+
+typedef struct MPIMsgIOCFacts {
+ uint8_t Reserved[2]; /* 00h */
+ uint8_t ChainOffset; /* 01h */
+ uint8_t Function; /* 02h */
+ uint8_t Reserved1[3]; /* 03h */
+ uint8_t MsgFlags; /* 04h */
+ uint32_t MsgContext; /* 08h */
+} QEMU_PACKED MPIMsgIOCFacts;
+
+/* IOC Facts Reply */
+typedef struct MPIMsgIOCFactsReply {
+ uint16_t MsgVersion; /* 00h */
+ uint8_t MsgLength; /* 02h */
+ uint8_t Function; /* 03h */
+ uint16_t HeaderVersion; /* 04h */
+ uint8_t IOCNumber; /* 06h */
+ uint8_t MsgFlags; /* 07h */
+ uint32_t MsgContext; /* 08h */
+ uint16_t IOCExceptions; /* 0Ch */
+ uint16_t IOCStatus; /* 0Eh */
+ uint32_t IOCLogInfo; /* 10h */
+ uint8_t MaxChainDepth; /* 14h */
+ uint8_t WhoInit; /* 15h */
+ uint8_t BlockSize; /* 16h */
+ uint8_t Flags; /* 17h */
+ uint16_t ReplyQueueDepth; /* 18h */
+ uint16_t RequestFrameSize; /* 1Ah */
+ uint16_t Reserved_0101_FWVersion; /* 1Ch */ /* obsolete 16-bit FWVersion */
+ uint16_t ProductID; /* 1Eh */
+ uint32_t CurrentHostMfaHighAddr; /* 20h */
+ uint16_t GlobalCredits; /* 24h */
+ uint8_t NumberOfPorts; /* 26h */
+ uint8_t EventState; /* 27h */
+ uint32_t CurrentSenseBufferHighAddr; /* 28h */
+ uint16_t CurReplyFrameSize; /* 2Ch */
+ uint8_t MaxDevices; /* 2Eh */
+ uint8_t MaxBuses; /* 2Fh */
+ uint32_t FWImageSize; /* 30h */
+ uint32_t IOCCapabilities; /* 34h */
+ uint8_t FWVersionDev; /* 38h */
+ uint8_t FWVersionUnit; /* 39h */
+ uint8_t FWVersionMinor; /* 3ah */
+ uint8_t FWVersionMajor; /* 3bh */
+ uint16_t HighPriorityQueueDepth; /* 3Ch */
+ uint16_t Reserved2; /* 3Eh */
+ MPISGEntry HostPageBufferSGE; /* 40h */
+ uint32_t ReplyFifoHostSignalingAddr; /* 4Ch */
+} QEMU_PACKED MPIMsgIOCFactsReply;
+
+enum {
+ MPI_IOCFACTS_MSGVERSION_MAJOR_MASK = 0xFF00,
+ MPI_IOCFACTS_MSGVERSION_MAJOR_SHIFT = 8,
+ MPI_IOCFACTS_MSGVERSION_MINOR_MASK = 0x00FF,
+ MPI_IOCFACTS_MSGVERSION_MINOR_SHIFT = 0,
+
+ MPI_IOCFACTS_HDRVERSION_UNIT_MASK = 0xFF00,
+ MPI_IOCFACTS_HDRVERSION_UNIT_SHIFT = 8,
+ MPI_IOCFACTS_HDRVERSION_DEV_MASK = 0x00FF,
+ MPI_IOCFACTS_HDRVERSION_DEV_SHIFT = 0,
+
+ MPI_IOCFACTS_EXCEPT_CONFIG_CHECKSUM_FAIL = 0x0001,
+ MPI_IOCFACTS_EXCEPT_RAID_CONFIG_INVALID = 0x0002,
+ MPI_IOCFACTS_EXCEPT_FW_CHECKSUM_FAIL = 0x0004,
+ MPI_IOCFACTS_EXCEPT_PERSISTENT_TABLE_FULL = 0x0008,
+ MPI_IOCFACTS_EXCEPT_METADATA_UNSUPPORTED = 0x0010,
+
+ MPI_IOCFACTS_FLAGS_FW_DOWNLOAD_BOOT = 0x01,
+ MPI_IOCFACTS_FLAGS_REPLY_FIFO_HOST_SIGNAL = 0x02,
+ MPI_IOCFACTS_FLAGS_HOST_PAGE_BUFFER_PERSISTENT = 0x04,
+
+ MPI_IOCFACTS_EVENTSTATE_DISABLED = 0x00,
+ MPI_IOCFACTS_EVENTSTATE_ENABLED = 0x01,
+
+ MPI_IOCFACTS_CAPABILITY_HIGH_PRI_Q = 0x00000001,
+ MPI_IOCFACTS_CAPABILITY_REPLY_HOST_SIGNAL = 0x00000002,
+ MPI_IOCFACTS_CAPABILITY_QUEUE_FULL_HANDLING = 0x00000004,
+ MPI_IOCFACTS_CAPABILITY_DIAG_TRACE_BUFFER = 0x00000008,
+ MPI_IOCFACTS_CAPABILITY_SNAPSHOT_BUFFER = 0x00000010,
+ MPI_IOCFACTS_CAPABILITY_EXTENDED_BUFFER = 0x00000020,
+ MPI_IOCFACTS_CAPABILITY_EEDP = 0x00000040,
+ MPI_IOCFACTS_CAPABILITY_BIDIRECTIONAL = 0x00000080,
+ MPI_IOCFACTS_CAPABILITY_MULTICAST = 0x00000100,
+ MPI_IOCFACTS_CAPABILITY_SCSIIO32 = 0x00000200,
+ MPI_IOCFACTS_CAPABILITY_NO_SCSIIO16 = 0x00000400,
+ MPI_IOCFACTS_CAPABILITY_TLR = 0x00000800,
+};
+
+/****************************************************************************/
+/* Port Facts message and Reply */
+/****************************************************************************/
+
+typedef struct MPIMsgPortFacts {
+ uint8_t Reserved[2]; /* 00h */
+ uint8_t ChainOffset; /* 02h */
+ uint8_t Function; /* 03h */
+ uint8_t Reserved1[2]; /* 04h */
+ uint8_t PortNumber; /* 06h */
+ uint8_t MsgFlags; /* 07h */
+ uint32_t MsgContext; /* 08h */
+} QEMU_PACKED MPIMsgPortFacts;
+
+typedef struct MPIMsgPortFactsReply {
+ uint16_t Reserved; /* 00h */
+ uint8_t MsgLength; /* 02h */
+ uint8_t Function; /* 03h */
+ uint16_t Reserved1; /* 04h */
+ uint8_t PortNumber; /* 06h */
+ uint8_t MsgFlags; /* 07h */
+ uint32_t MsgContext; /* 08h */
+ uint16_t Reserved2; /* 0Ch */
+ uint16_t IOCStatus; /* 0Eh */
+ uint32_t IOCLogInfo; /* 10h */
+ uint8_t Reserved3; /* 14h */
+ uint8_t PortType; /* 15h */
+ uint16_t MaxDevices; /* 16h */
+ uint16_t PortSCSIID; /* 18h */
+ uint16_t ProtocolFlags; /* 1Ah */
+ uint16_t MaxPostedCmdBuffers; /* 1Ch */
+ uint16_t MaxPersistentIDs; /* 1Eh */
+ uint16_t MaxLanBuckets; /* 20h */
+ uint8_t MaxInitiators; /* 22h */
+ uint8_t Reserved4; /* 23h */
+ uint32_t Reserved5; /* 24h */
+} QEMU_PACKED MPIMsgPortFactsReply;
+
+
+enum {
+ /* PortTypes values */
+ MPI_PORTFACTS_PORTTYPE_INACTIVE = 0x00,
+ MPI_PORTFACTS_PORTTYPE_SCSI = 0x01,
+ MPI_PORTFACTS_PORTTYPE_FC = 0x10,
+ MPI_PORTFACTS_PORTTYPE_ISCSI = 0x20,
+ MPI_PORTFACTS_PORTTYPE_SAS = 0x30,
+
+ /* ProtocolFlags values */
+ MPI_PORTFACTS_PROTOCOL_LOGBUSADDR = 0x01,
+ MPI_PORTFACTS_PROTOCOL_LAN = 0x02,
+ MPI_PORTFACTS_PROTOCOL_TARGET = 0x04,
+ MPI_PORTFACTS_PROTOCOL_INITIATOR = 0x08,
+};
+
+
+/****************************************************************************/
+/* Port Enable Message */
+/****************************************************************************/
+
+typedef struct MPIMsgPortEnable {
+ uint8_t Reserved[2]; /* 00h */
+ uint8_t ChainOffset; /* 02h */
+ uint8_t Function; /* 03h */
+ uint8_t Reserved1[2]; /* 04h */
+ uint8_t PortNumber; /* 06h */
+ uint8_t MsgFlags; /* 07h */
+ uint32_t MsgContext; /* 08h */
+} QEMU_PACKED MPIMsgPortEnable;
+
+typedef struct MPIMsgPortEnableReply {
+ uint8_t Reserved[2]; /* 00h */
+ uint8_t MsgLength; /* 02h */
+ uint8_t Function; /* 03h */
+ uint8_t Reserved1[2]; /* 04h */
+ uint8_t PortNumber; /* 05h */
+ uint8_t MsgFlags; /* 07h */
+ uint32_t MsgContext; /* 08h */
+ uint16_t Reserved2; /* 0Ch */
+ uint16_t IOCStatus; /* 0Eh */
+ uint32_t IOCLogInfo; /* 10h */
+} QEMU_PACKED MPIMsgPortEnableReply;
+
+/****************************************************************************/
+/* Event Notification messages */
+/****************************************************************************/
+
+typedef struct MPIMsgEventNotify {
+ uint8_t Switch; /* 00h */
+ uint8_t Reserved; /* 01h */
+ uint8_t ChainOffset; /* 02h */
+ uint8_t Function; /* 03h */
+ uint8_t Reserved1[3]; /* 04h */
+ uint8_t MsgFlags; /* 07h */
+ uint32_t MsgContext; /* 08h */
+} QEMU_PACKED MPIMsgEventNotify;
+
+/* Event Notification Reply */
+
+typedef struct MPIMsgEventNotifyReply {
+ uint16_t EventDataLength; /* 00h */
+ uint8_t MsgLength; /* 02h */
+ uint8_t Function; /* 03h */
+ uint8_t Reserved1[2]; /* 04h */
+ uint8_t AckRequired; /* 06h */
+ uint8_t MsgFlags; /* 07h */
+ uint32_t MsgContext; /* 08h */
+ uint8_t Reserved2[2]; /* 0Ch */
+ uint16_t IOCStatus; /* 0Eh */
+ uint32_t IOCLogInfo; /* 10h */
+ uint32_t Event; /* 14h */
+ uint32_t EventContext; /* 18h */
+ uint32_t Data[1]; /* 1Ch */
+} QEMU_PACKED MPIMsgEventNotifyReply;
+
+/* Event Acknowledge */
+
+typedef struct MPIMsgEventAck {
+ uint8_t Reserved[2]; /* 00h */
+ uint8_t ChainOffset; /* 02h */
+ uint8_t Function; /* 03h */
+ uint8_t Reserved1[3]; /* 04h */
+ uint8_t MsgFlags; /* 07h */
+ uint32_t MsgContext; /* 08h */
+ uint32_t Event; /* 0Ch */
+ uint32_t EventContext; /* 10h */
+} QEMU_PACKED MPIMsgEventAck;
+
+typedef struct MPIMsgEventAckReply {
+ uint8_t Reserved[2]; /* 00h */
+ uint8_t MsgLength; /* 02h */
+ uint8_t Function; /* 03h */
+ uint8_t Reserved1[3]; /* 04h */
+ uint8_t MsgFlags; /* 07h */
+ uint32_t MsgContext; /* 08h */
+ uint16_t Reserved2; /* 0Ch */
+ uint16_t IOCStatus; /* 0Eh */
+ uint32_t IOCLogInfo; /* 10h */
+} QEMU_PACKED MPIMsgEventAckReply;
+
+enum {
+ /* Switch */
+
+ MPI_EVENT_NOTIFICATION_SWITCH_OFF = 0x00,
+ MPI_EVENT_NOTIFICATION_SWITCH_ON = 0x01,
+
+ /* Event */
+
+ MPI_EVENT_NONE = 0x00000000,
+ MPI_EVENT_LOG_DATA = 0x00000001,
+ MPI_EVENT_STATE_CHANGE = 0x00000002,
+ MPI_EVENT_UNIT_ATTENTION = 0x00000003,
+ MPI_EVENT_IOC_BUS_RESET = 0x00000004,
+ MPI_EVENT_EXT_BUS_RESET = 0x00000005,
+ MPI_EVENT_RESCAN = 0x00000006,
+ MPI_EVENT_LINK_STATUS_CHANGE = 0x00000007,
+ MPI_EVENT_LOOP_STATE_CHANGE = 0x00000008,
+ MPI_EVENT_LOGOUT = 0x00000009,
+ MPI_EVENT_EVENT_CHANGE = 0x0000000A,
+ MPI_EVENT_INTEGRATED_RAID = 0x0000000B,
+ MPI_EVENT_SCSI_DEVICE_STATUS_CHANGE = 0x0000000C,
+ MPI_EVENT_ON_BUS_TIMER_EXPIRED = 0x0000000D,
+ MPI_EVENT_QUEUE_FULL = 0x0000000E,
+ MPI_EVENT_SAS_DEVICE_STATUS_CHANGE = 0x0000000F,
+ MPI_EVENT_SAS_SES = 0x00000010,
+ MPI_EVENT_PERSISTENT_TABLE_FULL = 0x00000011,
+ MPI_EVENT_SAS_PHY_LINK_STATUS = 0x00000012,
+ MPI_EVENT_SAS_DISCOVERY_ERROR = 0x00000013,
+ MPI_EVENT_IR_RESYNC_UPDATE = 0x00000014,
+ MPI_EVENT_IR2 = 0x00000015,
+ MPI_EVENT_SAS_DISCOVERY = 0x00000016,
+ MPI_EVENT_SAS_BROADCAST_PRIMITIVE = 0x00000017,
+ MPI_EVENT_SAS_INIT_DEVICE_STATUS_CHANGE = 0x00000018,
+ MPI_EVENT_SAS_INIT_TABLE_OVERFLOW = 0x00000019,
+ MPI_EVENT_SAS_SMP_ERROR = 0x0000001A,
+ MPI_EVENT_SAS_EXPANDER_STATUS_CHANGE = 0x0000001B,
+ MPI_EVENT_LOG_ENTRY_ADDED = 0x00000021,
+
+ /* AckRequired field values */
+
+ MPI_EVENT_NOTIFICATION_ACK_NOT_REQUIRED = 0x00,
+ MPI_EVENT_NOTIFICATION_ACK_REQUIRED = 0x01,
+};
+
+/****************************************************************************
+* Config Request Message
+****************************************************************************/
+
+typedef struct MPIMsgConfig {
+ uint8_t Action; /* 00h */
+ uint8_t Reserved; /* 01h */
+ uint8_t ChainOffset; /* 02h */
+ uint8_t Function; /* 03h */
+ uint16_t ExtPageLength; /* 04h */
+ uint8_t ExtPageType; /* 06h */
+ uint8_t MsgFlags; /* 07h */
+ uint32_t MsgContext; /* 08h */
+ uint8_t Reserved2[8]; /* 0Ch */
+ uint8_t PageVersion; /* 14h */
+ uint8_t PageLength; /* 15h */
+ uint8_t PageNumber; /* 16h */
+ uint8_t PageType; /* 17h */
+ uint32_t PageAddress; /* 18h */
+ MPISGEntry PageBufferSGE; /* 1Ch */
+} QEMU_PACKED MPIMsgConfig;
+
+/* Action field values */
+
+enum {
+ MPI_CONFIG_ACTION_PAGE_HEADER = 0x00,
+ MPI_CONFIG_ACTION_PAGE_READ_CURRENT = 0x01,
+ MPI_CONFIG_ACTION_PAGE_WRITE_CURRENT = 0x02,
+ MPI_CONFIG_ACTION_PAGE_DEFAULT = 0x03,
+ MPI_CONFIG_ACTION_PAGE_WRITE_NVRAM = 0x04,
+ MPI_CONFIG_ACTION_PAGE_READ_DEFAULT = 0x05,
+ MPI_CONFIG_ACTION_PAGE_READ_NVRAM = 0x06,
+};
+
+
+/* Config Reply Message */
+typedef struct MPIMsgConfigReply {
+ uint8_t Action; /* 00h */
+ uint8_t Reserved; /* 01h */
+ uint8_t MsgLength; /* 02h */
+ uint8_t Function; /* 03h */
+ uint16_t ExtPageLength; /* 04h */
+ uint8_t ExtPageType; /* 06h */
+ uint8_t MsgFlags; /* 07h */
+ uint32_t MsgContext; /* 08h */
+ uint8_t Reserved2[2]; /* 0Ch */
+ uint16_t IOCStatus; /* 0Eh */
+ uint32_t IOCLogInfo; /* 10h */
+ uint8_t PageVersion; /* 14h */
+ uint8_t PageLength; /* 15h */
+ uint8_t PageNumber; /* 16h */
+ uint8_t PageType; /* 17h */
+} QEMU_PACKED MPIMsgConfigReply;
+
+enum {
+ /* PageAddress field values */
+ MPI_CONFIG_PAGEATTR_READ_ONLY = 0x00,
+ MPI_CONFIG_PAGEATTR_CHANGEABLE = 0x10,
+ MPI_CONFIG_PAGEATTR_PERSISTENT = 0x20,
+ MPI_CONFIG_PAGEATTR_RO_PERSISTENT = 0x30,
+ MPI_CONFIG_PAGEATTR_MASK = 0xF0,
+
+ MPI_CONFIG_PAGETYPE_IO_UNIT = 0x00,
+ MPI_CONFIG_PAGETYPE_IOC = 0x01,
+ MPI_CONFIG_PAGETYPE_BIOS = 0x02,
+ MPI_CONFIG_PAGETYPE_SCSI_PORT = 0x03,
+ MPI_CONFIG_PAGETYPE_SCSI_DEVICE = 0x04,
+ MPI_CONFIG_PAGETYPE_FC_PORT = 0x05,
+ MPI_CONFIG_PAGETYPE_FC_DEVICE = 0x06,
+ MPI_CONFIG_PAGETYPE_LAN = 0x07,
+ MPI_CONFIG_PAGETYPE_RAID_VOLUME = 0x08,
+ MPI_CONFIG_PAGETYPE_MANUFACTURING = 0x09,
+ MPI_CONFIG_PAGETYPE_RAID_PHYSDISK = 0x0A,
+ MPI_CONFIG_PAGETYPE_INBAND = 0x0B,
+ MPI_CONFIG_PAGETYPE_EXTENDED = 0x0F,
+ MPI_CONFIG_PAGETYPE_MASK = 0x0F,
+
+ MPI_CONFIG_EXTPAGETYPE_SAS_IO_UNIT = 0x10,
+ MPI_CONFIG_EXTPAGETYPE_SAS_EXPANDER = 0x11,
+ MPI_CONFIG_EXTPAGETYPE_SAS_DEVICE = 0x12,
+ MPI_CONFIG_EXTPAGETYPE_SAS_PHY = 0x13,
+ MPI_CONFIG_EXTPAGETYPE_LOG = 0x14,
+ MPI_CONFIG_EXTPAGETYPE_ENCLOSURE = 0x15,
+
+ MPI_SCSI_PORT_PGAD_PORT_MASK = 0x000000FF,
+
+ MPI_SCSI_DEVICE_FORM_MASK = 0xF0000000,
+ MPI_SCSI_DEVICE_FORM_BUS_TID = 0x00000000,
+ MPI_SCSI_DEVICE_TARGET_ID_MASK = 0x000000FF,
+ MPI_SCSI_DEVICE_TARGET_ID_SHIFT = 0,
+ MPI_SCSI_DEVICE_BUS_MASK = 0x0000FF00,
+ MPI_SCSI_DEVICE_BUS_SHIFT = 8,
+ MPI_SCSI_DEVICE_FORM_TARGET_MODE = 0x10000000,
+ MPI_SCSI_DEVICE_TM_RESPOND_ID_MASK = 0x000000FF,
+ MPI_SCSI_DEVICE_TM_RESPOND_ID_SHIFT = 0,
+ MPI_SCSI_DEVICE_TM_BUS_MASK = 0x0000FF00,
+ MPI_SCSI_DEVICE_TM_BUS_SHIFT = 8,
+ MPI_SCSI_DEVICE_TM_INIT_ID_MASK = 0x00FF0000,
+ MPI_SCSI_DEVICE_TM_INIT_ID_SHIFT = 16,
+
+ MPI_FC_PORT_PGAD_PORT_MASK = 0xF0000000,
+ MPI_FC_PORT_PGAD_PORT_SHIFT = 28,
+ MPI_FC_PORT_PGAD_FORM_MASK = 0x0F000000,
+ MPI_FC_PORT_PGAD_FORM_INDEX = 0x01000000,
+ MPI_FC_PORT_PGAD_INDEX_MASK = 0x0000FFFF,
+ MPI_FC_PORT_PGAD_INDEX_SHIFT = 0,
+
+ MPI_FC_DEVICE_PGAD_PORT_MASK = 0xF0000000,
+ MPI_FC_DEVICE_PGAD_PORT_SHIFT = 28,
+ MPI_FC_DEVICE_PGAD_FORM_MASK = 0x0F000000,
+ MPI_FC_DEVICE_PGAD_FORM_NEXT_DID = 0x00000000,
+ MPI_FC_DEVICE_PGAD_ND_PORT_MASK = 0xF0000000,
+ MPI_FC_DEVICE_PGAD_ND_PORT_SHIFT = 28,
+ MPI_FC_DEVICE_PGAD_ND_DID_MASK = 0x00FFFFFF,
+ MPI_FC_DEVICE_PGAD_ND_DID_SHIFT = 0,
+ MPI_FC_DEVICE_PGAD_FORM_BUS_TID = 0x01000000,
+ MPI_FC_DEVICE_PGAD_BT_BUS_MASK = 0x0000FF00,
+ MPI_FC_DEVICE_PGAD_BT_BUS_SHIFT = 8,
+ MPI_FC_DEVICE_PGAD_BT_TID_MASK = 0x000000FF,
+ MPI_FC_DEVICE_PGAD_BT_TID_SHIFT = 0,
+
+ MPI_PHYSDISK_PGAD_PHYSDISKNUM_MASK = 0x000000FF,
+ MPI_PHYSDISK_PGAD_PHYSDISKNUM_SHIFT = 0,
+
+ MPI_SAS_EXPAND_PGAD_FORM_MASK = 0xF0000000,
+ MPI_SAS_EXPAND_PGAD_FORM_SHIFT = 28,
+ MPI_SAS_EXPAND_PGAD_FORM_GET_NEXT_HANDLE = 0x00000000,
+ MPI_SAS_EXPAND_PGAD_FORM_HANDLE_PHY_NUM = 0x00000001,
+ MPI_SAS_EXPAND_PGAD_FORM_HANDLE = 0x00000002,
+ MPI_SAS_EXPAND_PGAD_GNH_MASK_HANDLE = 0x0000FFFF,
+ MPI_SAS_EXPAND_PGAD_GNH_SHIFT_HANDLE = 0,
+ MPI_SAS_EXPAND_PGAD_HPN_MASK_PHY = 0x00FF0000,
+ MPI_SAS_EXPAND_PGAD_HPN_SHIFT_PHY = 16,
+ MPI_SAS_EXPAND_PGAD_HPN_MASK_HANDLE = 0x0000FFFF,
+ MPI_SAS_EXPAND_PGAD_HPN_SHIFT_HANDLE = 0,
+ MPI_SAS_EXPAND_PGAD_H_MASK_HANDLE = 0x0000FFFF,
+ MPI_SAS_EXPAND_PGAD_H_SHIFT_HANDLE = 0,
+
+ MPI_SAS_DEVICE_PGAD_FORM_MASK = 0xF0000000,
+ MPI_SAS_DEVICE_PGAD_FORM_SHIFT = 28,
+ MPI_SAS_DEVICE_PGAD_FORM_GET_NEXT_HANDLE = 0x00000000,
+ MPI_SAS_DEVICE_PGAD_FORM_BUS_TARGET_ID = 0x00000001,
+ MPI_SAS_DEVICE_PGAD_FORM_HANDLE = 0x00000002,
+ MPI_SAS_DEVICE_PGAD_GNH_HANDLE_MASK = 0x0000FFFF,
+ MPI_SAS_DEVICE_PGAD_GNH_HANDLE_SHIFT = 0,
+ MPI_SAS_DEVICE_PGAD_BT_BUS_MASK = 0x0000FF00,
+ MPI_SAS_DEVICE_PGAD_BT_BUS_SHIFT = 8,
+ MPI_SAS_DEVICE_PGAD_BT_TID_MASK = 0x000000FF,
+ MPI_SAS_DEVICE_PGAD_BT_TID_SHIFT = 0,
+ MPI_SAS_DEVICE_PGAD_H_HANDLE_MASK = 0x0000FFFF,
+ MPI_SAS_DEVICE_PGAD_H_HANDLE_SHIFT = 0,
+
+ MPI_SAS_PHY_PGAD_FORM_MASK = 0xF0000000,
+ MPI_SAS_PHY_PGAD_FORM_SHIFT = 28,
+ MPI_SAS_PHY_PGAD_FORM_PHY_NUMBER = 0x0,
+ MPI_SAS_PHY_PGAD_FORM_PHY_TBL_INDEX = 0x1,
+ MPI_SAS_PHY_PGAD_PHY_NUMBER_MASK = 0x000000FF,
+ MPI_SAS_PHY_PGAD_PHY_NUMBER_SHIFT = 0,
+ MPI_SAS_PHY_PGAD_PHY_TBL_INDEX_MASK = 0x0000FFFF,
+ MPI_SAS_PHY_PGAD_PHY_TBL_INDEX_SHIFT = 0,
+
+ MPI_SAS_ENCLOS_PGAD_FORM_MASK = 0xF0000000,
+ MPI_SAS_ENCLOS_PGAD_FORM_SHIFT = 28,
+ MPI_SAS_ENCLOS_PGAD_FORM_GET_NEXT_HANDLE = 0x00000000,
+ MPI_SAS_ENCLOS_PGAD_FORM_HANDLE = 0x00000001,
+ MPI_SAS_ENCLOS_PGAD_GNH_HANDLE_MASK = 0x0000FFFF,
+ MPI_SAS_ENCLOS_PGAD_GNH_HANDLE_SHIFT = 0,
+ MPI_SAS_ENCLOS_PGAD_H_HANDLE_MASK = 0x0000FFFF,
+ MPI_SAS_ENCLOS_PGAD_H_HANDLE_SHIFT = 0,
+};
+
+/* Too many structs and definitions... see mptconfig.c for the few
+ * that are used.
+ */
+
+/****************************************************************************/
+/* Firmware Upload message and associated structures */
+/****************************************************************************/
+
+enum {
+ /* defines for using the ProductId field */
+ MPI_FW_HEADER_PID_TYPE_MASK = 0xF000,
+ MPI_FW_HEADER_PID_TYPE_SCSI = 0x0000,
+ MPI_FW_HEADER_PID_TYPE_FC = 0x1000,
+ MPI_FW_HEADER_PID_TYPE_SAS = 0x2000,
+
+ MPI_FW_HEADER_PID_PROD_MASK = 0x0F00,
+ MPI_FW_HEADER_PID_PROD_INITIATOR_SCSI = 0x0100,
+ MPI_FW_HEADER_PID_PROD_TARGET_INITIATOR_SCSI = 0x0200,
+ MPI_FW_HEADER_PID_PROD_TARGET_SCSI = 0x0300,
+ MPI_FW_HEADER_PID_PROD_IM_SCSI = 0x0400,
+ MPI_FW_HEADER_PID_PROD_IS_SCSI = 0x0500,
+ MPI_FW_HEADER_PID_PROD_CTX_SCSI = 0x0600,
+ MPI_FW_HEADER_PID_PROD_IR_SCSI = 0x0700,
+
+ MPI_FW_HEADER_PID_FAMILY_MASK = 0x00FF,
+
+ /* SCSI */
+ MPI_FW_HEADER_PID_FAMILY_1030A0_SCSI = 0x0001,
+ MPI_FW_HEADER_PID_FAMILY_1030B0_SCSI = 0x0002,
+ MPI_FW_HEADER_PID_FAMILY_1030B1_SCSI = 0x0003,
+ MPI_FW_HEADER_PID_FAMILY_1030C0_SCSI = 0x0004,
+ MPI_FW_HEADER_PID_FAMILY_1020A0_SCSI = 0x0005,
+ MPI_FW_HEADER_PID_FAMILY_1020B0_SCSI = 0x0006,
+ MPI_FW_HEADER_PID_FAMILY_1020B1_SCSI = 0x0007,
+ MPI_FW_HEADER_PID_FAMILY_1020C0_SCSI = 0x0008,
+ MPI_FW_HEADER_PID_FAMILY_1035A0_SCSI = 0x0009,
+ MPI_FW_HEADER_PID_FAMILY_1035B0_SCSI = 0x000A,
+ MPI_FW_HEADER_PID_FAMILY_1030TA0_SCSI = 0x000B,
+ MPI_FW_HEADER_PID_FAMILY_1020TA0_SCSI = 0x000C,
+
+ /* Fibre Channel */
+ MPI_FW_HEADER_PID_FAMILY_909_FC = 0x0000,
+ MPI_FW_HEADER_PID_FAMILY_919_FC = 0x0001, /* 919 and 929 */
+ MPI_FW_HEADER_PID_FAMILY_919X_FC = 0x0002, /* 919X and 929X */
+ MPI_FW_HEADER_PID_FAMILY_919XL_FC = 0x0003, /* 919XL and 929XL */
+ MPI_FW_HEADER_PID_FAMILY_939X_FC = 0x0004, /* 939X and 949X */
+ MPI_FW_HEADER_PID_FAMILY_959_FC = 0x0005,
+ MPI_FW_HEADER_PID_FAMILY_949E_FC = 0x0006,
+
+ /* SAS */
+ MPI_FW_HEADER_PID_FAMILY_1064_SAS = 0x0001,
+ MPI_FW_HEADER_PID_FAMILY_1068_SAS = 0x0002,
+ MPI_FW_HEADER_PID_FAMILY_1078_SAS = 0x0003,
+ MPI_FW_HEADER_PID_FAMILY_106xE_SAS = 0x0004, /* 1068E, 1066E, and 1064E */
+};
+
+#endif
diff --git a/hw/scsi/mptconfig.c b/hw/scsi/mptconfig.c
new file mode 100644
index 0000000000..d04982513a
--- /dev/null
+++ b/hw/scsi/mptconfig.c
@@ -0,0 +1,904 @@
+/*
+ * QEMU LSI SAS1068 Host Bus Adapter emulation - configuration pages
+ *
+ * Copyright (c) 2016 Red Hat, Inc.
+ *
+ * Author: Paolo Bonzini
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ */
+#include "qemu/osdep.h"
+#include "hw/hw.h"
+#include "hw/pci/pci.h"
+#include "hw/scsi/scsi.h"
+
+#include "mptsas.h"
+#include "mpi.h"
+#include "trace.h"
+
+/* Generic functions for marshaling and unmarshaling. */
+
+#define repl1(x) x
+#define repl2(x) x x
+#define repl3(x) x x x
+#define repl4(x) x x x x
+#define repl5(x) x x x x x
+#define repl6(x) x x x x x x
+#define repl7(x) x x x x x x x
+#define repl8(x) x x x x x x x x
+
+#define repl(n, x) glue(repl, n)(x)
+
+typedef union PackValue {
+ uint64_t ll;
+ char *str;
+} PackValue;
+
+static size_t vfill(uint8_t *data, size_t size, const char *fmt, va_list ap)
+{
+ size_t ofs;
+ PackValue val;
+ const char *p;
+
+ ofs = 0;
+ p = fmt;
+ while (*p) {
+ memset(&val, 0, sizeof(val));
+ switch (*p) {
+ case '*':
+ p++;
+ break;
+ case 'b':
+ case 'w':
+ case 'l':
+ val.ll = va_arg(ap, int);
+ break;
+ case 'q':
+ val.ll = va_arg(ap, int64_t);
+ break;
+ case 's':
+ val.str = va_arg(ap, void *);
+ break;
+ }
+ switch (*p++) {
+ case 'b':
+ if (data) {
+ stb_p(data + ofs, val.ll);
+ }
+ ofs++;
+ break;
+ case 'w':
+ if (data) {
+ stw_le_p(data + ofs, val.ll);
+ }
+ ofs += 2;
+ break;
+ case 'l':
+ if (data) {
+ stl_le_p(data + ofs, val.ll);
+ }
+ ofs += 4;
+ break;
+ case 'q':
+ if (data) {
+ stq_le_p(data + ofs, val.ll);
+ }
+ ofs += 8;
+ break;
+ case 's':
+ {
+ int cnt = atoi(p);
+ if (data) {
+ if (val.str) {
+ strncpy((void *)data + ofs, val.str, cnt);
+ } else {
+ memset((void *)data + ofs, 0, cnt);
+ }
+ }
+ ofs += cnt;
+ break;
+ }
+ }
+ }
+
+ return ofs;
+}
+
+static size_t vpack(uint8_t **p_data, const char *fmt, va_list ap1)
+{
+ size_t size = 0;
+ uint8_t *data = NULL;
+
+ if (p_data) {
+ va_list ap2;
+
+ va_copy(ap2, ap1);
+ size = vfill(NULL, 0, fmt, ap2);
+ *p_data = data = g_malloc(size);
+ }
+ return vfill(data, size, fmt, ap1);
+}
+
+static size_t fill(uint8_t *data, size_t size, const char *fmt, ...)
+{
+ va_list ap;
+ size_t ret;
+
+ va_start(ap, fmt);
+ ret = vfill(data, size, fmt, ap);
+ va_end(ap);
+
+ return ret;
+}
+
+/* Functions to build the page header and fill in the length, always used
+ * through the macros.
+ */
+
+#define MPTSAS_CONFIG_PACK(number, type, version, fmt, ...) \
+ mptsas_config_pack(data, "b*bbb" fmt, version, number, type, \
+ ## __VA_ARGS__)
+
+static size_t mptsas_config_pack(uint8_t **data, const char *fmt, ...)
+{
+ va_list ap;
+ size_t ret;
+
+ va_start(ap, fmt);
+ ret = vpack(data, fmt, ap);
+ va_end(ap);
+
+ if (data) {
+ assert(ret < 256 && (ret % 4) == 0);
+ stb_p(*data + 1, ret / 4);
+ }
+ return ret;
+}
+
+#define MPTSAS_CONFIG_PACK_EXT(number, type, version, fmt, ...) \
+ mptsas_config_pack_ext(data, "b*bbb*wb*b" fmt, version, number, \
+ MPI_CONFIG_PAGETYPE_EXTENDED, type, ## __VA_ARGS__)
+
+static size_t mptsas_config_pack_ext(uint8_t **data, const char *fmt, ...)
+{
+ va_list ap;
+ size_t ret;
+
+ va_start(ap, fmt);
+ ret = vpack(data, fmt, ap);
+ va_end(ap);
+
+ if (data) {
+ assert(ret < 65536 && (ret % 4) == 0);
+ stw_le_p(*data + 4, ret / 4);
+ }
+ return ret;
+}
+
+/* Manufacturing pages */
+
+static
+size_t mptsas_config_manufacturing_0(MPTSASState *s, uint8_t **data, int address)
+{
+ return MPTSAS_CONFIG_PACK(0, MPI_CONFIG_PAGETYPE_MANUFACTURING, 0x00,
+ "s16s8s16s16s16",
+ "QEMU MPT Fusion",
+ "2.5",
+ "QEMU MPT Fusion",
+ "QEMU",
+ "0000111122223333");
+}
+
+static
+size_t mptsas_config_manufacturing_1(MPTSASState *s, uint8_t **data, int address)
+{
+ /* VPD - all zeros */
+ return MPTSAS_CONFIG_PACK(1, MPI_CONFIG_PAGETYPE_MANUFACTURING, 0x00,
+ "s256");
+}
+
+static
+size_t mptsas_config_manufacturing_2(MPTSASState *s, uint8_t **data, int address)
+{
+ PCIDeviceClass *pcic = PCI_DEVICE_GET_CLASS(s);
+ return MPTSAS_CONFIG_PACK(2, MPI_CONFIG_PAGETYPE_MANUFACTURING, 0x00,
+ "wb*b*l",
+ pcic->device_id, pcic->revision);
+}
+
+static
+size_t mptsas_config_manufacturing_3(MPTSASState *s, uint8_t **data, int address)
+{
+ PCIDeviceClass *pcic = PCI_DEVICE_GET_CLASS(s);
+ return MPTSAS_CONFIG_PACK(3, MPI_CONFIG_PAGETYPE_MANUFACTURING, 0x00,
+ "wb*b*l",
+ pcic->device_id, pcic->revision);
+}
+
+static
+size_t mptsas_config_manufacturing_4(MPTSASState *s, uint8_t **data, int address)
+{
+ /* All zeros */
+ return MPTSAS_CONFIG_PACK(4, MPI_CONFIG_PAGETYPE_MANUFACTURING, 0x05,
+ "*l*b*b*b*b*b*b*w*s56*l*l*l*l*l*l"
+ "*b*b*w*b*b*w*l*l");
+}
+
+static
+size_t mptsas_config_manufacturing_5(MPTSASState *s, uint8_t **data, int address)
+{
+ return MPTSAS_CONFIG_PACK(5, MPI_CONFIG_PAGETYPE_MANUFACTURING, 0x02,
+ "q*b*b*w*l*l", s->sas_addr);
+}
+
+static
+size_t mptsas_config_manufacturing_6(MPTSASState *s, uint8_t **data, int address)
+{
+ return MPTSAS_CONFIG_PACK(6, MPI_CONFIG_PAGETYPE_MANUFACTURING, 0x00,
+ "*l");
+}
+
+static
+size_t mptsas_config_manufacturing_7(MPTSASState *s, uint8_t **data, int address)
+{
+ return MPTSAS_CONFIG_PACK(7, MPI_CONFIG_PAGETYPE_MANUFACTURING, 0x00,
+ "*l*l*l*s16*b*b*w", MPTSAS_NUM_PORTS);
+}
+
+static
+size_t mptsas_config_manufacturing_8(MPTSASState *s, uint8_t **data, int address)
+{
+ return MPTSAS_CONFIG_PACK(8, MPI_CONFIG_PAGETYPE_MANUFACTURING, 0x00,
+ "*l");
+}
+
+static
+size_t mptsas_config_manufacturing_9(MPTSASState *s, uint8_t **data, int address)
+{
+ return MPTSAS_CONFIG_PACK(9, MPI_CONFIG_PAGETYPE_MANUFACTURING, 0x00,
+ "*l");
+}
+
+static
+size_t mptsas_config_manufacturing_10(MPTSASState *s, uint8_t **data, int address)
+{
+ return MPTSAS_CONFIG_PACK(10, MPI_CONFIG_PAGETYPE_MANUFACTURING, 0x00,
+ "*l");
+}
+
+/* I/O unit pages */
+
+static
+size_t mptsas_config_io_unit_0(MPTSASState *s, uint8_t **data, int address)
+{
+ PCIDevice *pci = PCI_DEVICE(s);
+ uint64_t unique_value = 0x53504D554D4551LL; /* "QEMUMPTx" */
+
+ unique_value |= (uint64_t)pci->devfn << 56;
+ return MPTSAS_CONFIG_PACK(0, MPI_CONFIG_PAGETYPE_IO_UNIT, 0x00,
+ "q", unique_value);
+}
+
+static
+size_t mptsas_config_io_unit_1(MPTSASState *s, uint8_t **data, int address)
+{
+ return MPTSAS_CONFIG_PACK(1, MPI_CONFIG_PAGETYPE_IO_UNIT, 0x02, "l",
+ 0x41 /* single function, RAID disabled */ );
+}
+
+static
+size_t mptsas_config_io_unit_2(MPTSASState *s, uint8_t **data, int address)
+{
+ PCIDevice *pci = PCI_DEVICE(s);
+ uint8_t devfn = pci->devfn;
+ return MPTSAS_CONFIG_PACK(2, MPI_CONFIG_PAGETYPE_IO_UNIT, 0x02,
+ "llbbw*b*b*w*b*b*w*b*b*w*l",
+ 0, 0x100, 0 /* pci bus? */, devfn, 0);
+}
+
+static
+size_t mptsas_config_io_unit_3(MPTSASState *s, uint8_t **data, int address)
+{
+ return MPTSAS_CONFIG_PACK(3, MPI_CONFIG_PAGETYPE_IO_UNIT, 0x01,
+ "*b*b*w*l");
+}
+
+static
+size_t mptsas_config_io_unit_4(MPTSASState *s, uint8_t **data, int address)
+{
+ return MPTSAS_CONFIG_PACK(4, MPI_CONFIG_PAGETYPE_IO_UNIT, 0x00, "*l*l*q");
+}
+
+/* I/O controller pages */
+
+static
+size_t mptsas_config_ioc_0(MPTSASState *s, uint8_t **data, int address)
+{
+ PCIDeviceClass *pcic = PCI_DEVICE_GET_CLASS(s);
+
+ return MPTSAS_CONFIG_PACK(0, MPI_CONFIG_PAGETYPE_IOC, 0x01,
+ "*l*lwwb*b*b*blww",
+ pcic->vendor_id, pcic->device_id, pcic->revision,
+ pcic->subsystem_vendor_id,
+ pcic->subsystem_id);
+}
+
+static
+size_t mptsas_config_ioc_1(MPTSASState *s, uint8_t **data, int address)
+{
+ return MPTSAS_CONFIG_PACK(1, MPI_CONFIG_PAGETYPE_IOC, 0x03,
+ "*l*l*b*b*b*b");
+}
+
+static
+size_t mptsas_config_ioc_2(MPTSASState *s, uint8_t **data, int address)
+{
+ return MPTSAS_CONFIG_PACK(2, MPI_CONFIG_PAGETYPE_IOC, 0x04,
+ "*l*b*b*b*b");
+}
+
+static
+size_t mptsas_config_ioc_3(MPTSASState *s, uint8_t **data, int address)
+{
+ return MPTSAS_CONFIG_PACK(3, MPI_CONFIG_PAGETYPE_IOC, 0x00,
+ "*b*b*w");
+}
+
+static
+size_t mptsas_config_ioc_4(MPTSASState *s, uint8_t **data, int address)
+{
+ return MPTSAS_CONFIG_PACK(4, MPI_CONFIG_PAGETYPE_IOC, 0x00,
+ "*b*b*w");
+}
+
+static
+size_t mptsas_config_ioc_5(MPTSASState *s, uint8_t **data, int address)
+{
+ return MPTSAS_CONFIG_PACK(5, MPI_CONFIG_PAGETYPE_IOC, 0x00,
+ "*l*b*b*w");
+}
+
+static
+size_t mptsas_config_ioc_6(MPTSASState *s, uint8_t **data, int address)
+{
+ return MPTSAS_CONFIG_PACK(6, MPI_CONFIG_PAGETYPE_IOC, 0x01,
+ "*l*b*b*b*b*b*b*b*b*b*b*w*l*l*l*l*b*b*w"
+ "*w*w*w*w*l*l*l");
+}
+
+/* SAS I/O unit pages (extended) */
+
+#define MPTSAS_CONFIG_SAS_IO_UNIT_0_SIZE 16
+
+#define MPI_SAS_IOUNIT0_RATE_FAILED_SPEED_NEGOTIATION 0x02
+#define MPI_SAS_IOUNIT0_RATE_1_5 0x08
+#define MPI_SAS_IOUNIT0_RATE_3_0 0x09
+
+#define MPI_SAS_DEVICE_INFO_NO_DEVICE 0x00000000
+#define MPI_SAS_DEVICE_INFO_END_DEVICE 0x00000001
+#define MPI_SAS_DEVICE_INFO_SSP_TARGET 0x00000400
+
+#define MPI_SAS_DEVICE0_ASTATUS_NO_ERRORS 0x00
+
+#define MPI_SAS_DEVICE0_FLAGS_DEVICE_PRESENT 0x0001
+#define MPI_SAS_DEVICE0_FLAGS_DEVICE_MAPPED 0x0002
+#define MPI_SAS_DEVICE0_FLAGS_MAPPING_PERSISTENT 0x0004
+
+
+
+static SCSIDevice *mptsas_phy_get_device(MPTSASState *s, int i,
+ int *phy_handle, int *dev_handle)
+{
+ SCSIDevice *d = scsi_device_find(&s->bus, 0, i, 0);
+
+ if (phy_handle) {
+ *phy_handle = i + 1;
+ }
+ if (dev_handle) {
+ *dev_handle = d ? i + 1 + MPTSAS_NUM_PORTS : 0;
+ }
+ return d;
+}
+
+static
+size_t mptsas_config_sas_io_unit_0(MPTSASState *s, uint8_t **data, int address)
+{
+ size_t size = MPTSAS_CONFIG_PACK_EXT(0, MPI_CONFIG_EXTPAGETYPE_SAS_IO_UNIT, 0x04,
+ "*w*wb*b*w"
+ repl(MPTSAS_NUM_PORTS, "*s16"),
+ MPTSAS_NUM_PORTS);
+
+ if (data) {
+ size_t ofs = size - MPTSAS_NUM_PORTS * MPTSAS_CONFIG_SAS_IO_UNIT_0_SIZE;
+ int i;
+
+ for (i = 0; i < MPTSAS_NUM_PORTS; i++) {
+ int phy_handle, dev_handle;
+ SCSIDevice *dev = mptsas_phy_get_device(s, i, &phy_handle, &dev_handle);
+
+ fill(*data + ofs, MPTSAS_CONFIG_SAS_IO_UNIT_0_SIZE,
+ "bbbblwwl", i, 0, 0,
+ (dev
+ ? MPI_SAS_IOUNIT0_RATE_3_0
+ : MPI_SAS_IOUNIT0_RATE_FAILED_SPEED_NEGOTIATION),
+ (dev
+ ? MPI_SAS_DEVICE_INFO_END_DEVICE | MPI_SAS_DEVICE_INFO_SSP_TARGET
+ : MPI_SAS_DEVICE_INFO_NO_DEVICE),
+ dev_handle,
+ dev_handle,
+ 0);
+ ofs += MPTSAS_CONFIG_SAS_IO_UNIT_0_SIZE;
+ }
+ assert(ofs == size);
+ }
+ return size;
+}
+
+#define MPTSAS_CONFIG_SAS_IO_UNIT_1_SIZE 12
+
+static
+size_t mptsas_config_sas_io_unit_1(MPTSASState *s, uint8_t **data, int address)
+{
+ size_t size = MPTSAS_CONFIG_PACK_EXT(1, MPI_CONFIG_EXTPAGETYPE_SAS_IO_UNIT, 0x07,
+ "*w*w*w*wb*b*b*b"
+ repl(MPTSAS_NUM_PORTS, "*s12"),
+ MPTSAS_NUM_PORTS);
+
+ if (data) {
+ size_t ofs = size - MPTSAS_NUM_PORTS * MPTSAS_CONFIG_SAS_IO_UNIT_1_SIZE;
+ int i;
+
+ for (i = 0; i < MPTSAS_NUM_PORTS; i++) {
+ SCSIDevice *dev = mptsas_phy_get_device(s, i, NULL, NULL);
+ fill(*data + ofs, MPTSAS_CONFIG_SAS_IO_UNIT_1_SIZE,
+ "bbbblww", i, 0, 0,
+ (MPI_SAS_IOUNIT0_RATE_3_0 << 4) | MPI_SAS_IOUNIT0_RATE_1_5,
+ (dev
+ ? MPI_SAS_DEVICE_INFO_END_DEVICE | MPI_SAS_DEVICE_INFO_SSP_TARGET
+ : MPI_SAS_DEVICE_INFO_NO_DEVICE),
+ 0, 0);
+ ofs += MPTSAS_CONFIG_SAS_IO_UNIT_1_SIZE;
+ }
+ assert(ofs == size);
+ }
+ return size;
+}
+
+static
+size_t mptsas_config_sas_io_unit_2(MPTSASState *s, uint8_t **data, int address)
+{
+ return MPTSAS_CONFIG_PACK_EXT(2, MPI_CONFIG_EXTPAGETYPE_SAS_IO_UNIT, 0x06,
+ "*b*b*w*w*w*b*b*w");
+}
+
+static
+size_t mptsas_config_sas_io_unit_3(MPTSASState *s, uint8_t **data, int address)
+{
+ return MPTSAS_CONFIG_PACK_EXT(3, MPI_CONFIG_EXTPAGETYPE_SAS_IO_UNIT, 0x06,
+ "*l*l*l*l*l*l*l*l*l");
+}
+
+/* SAS PHY pages (extended) */
+
+static int mptsas_phy_addr_get(MPTSASState *s, int address)
+{
+ int i;
+ if ((address >> MPI_SAS_PHY_PGAD_FORM_SHIFT) == 0) {
+ i = address & 255;
+ } else if ((address >> MPI_SAS_PHY_PGAD_FORM_SHIFT) == 1) {
+ i = address & 65535;
+ } else {
+ return -EINVAL;
+ }
+
+ if (i >= MPTSAS_NUM_PORTS) {
+ return -EINVAL;
+ }
+
+ return i;
+}
+
+static
+size_t mptsas_config_phy_0(MPTSASState *s, uint8_t **data, int address)
+{
+ int phy_handle = -1;
+ int dev_handle = -1;
+ int i = mptsas_phy_addr_get(s, address);
+ SCSIDevice *dev;
+
+ if (i < 0) {
+ trace_mptsas_config_sas_phy(s, address, i, phy_handle, dev_handle, 0);
+ return i;
+ }
+
+ dev = mptsas_phy_get_device(s, i, &phy_handle, &dev_handle);
+ trace_mptsas_config_sas_phy(s, address, i, phy_handle, dev_handle, 0);
+
+ return MPTSAS_CONFIG_PACK_EXT(0, MPI_CONFIG_EXTPAGETYPE_SAS_PHY, 0x01,
+ "w*wqwb*blbb*b*b*l",
+ dev_handle, s->sas_addr, dev_handle, i,
+ (dev
+ ? MPI_SAS_DEVICE_INFO_END_DEVICE /* | MPI_SAS_DEVICE_INFO_SSP_TARGET?? */
+ : MPI_SAS_DEVICE_INFO_NO_DEVICE),
+ (MPI_SAS_IOUNIT0_RATE_3_0 << 4) | MPI_SAS_IOUNIT0_RATE_1_5,
+ (MPI_SAS_IOUNIT0_RATE_3_0 << 4) | MPI_SAS_IOUNIT0_RATE_1_5);
+}
+
+static
+size_t mptsas_config_phy_1(MPTSASState *s, uint8_t **data, int address)
+{
+ int phy_handle = -1;
+ int dev_handle = -1;
+ int i = mptsas_phy_addr_get(s, address);
+
+ if (i < 0) {
+ trace_mptsas_config_sas_phy(s, address, i, phy_handle, dev_handle, 1);
+ return i;
+ }
+
+ (void) mptsas_phy_get_device(s, i, &phy_handle, &dev_handle);
+ trace_mptsas_config_sas_phy(s, address, i, phy_handle, dev_handle, 1);
+
+ return MPTSAS_CONFIG_PACK_EXT(1, MPI_CONFIG_EXTPAGETYPE_SAS_PHY, 0x01,
+ "*l*l*l*l*l");
+}
+
+/* SAS device pages (extended) */
+
+static int mptsas_device_addr_get(MPTSASState *s, int address)
+{
+ uint32_t handle, i;
+ uint32_t form = address >> MPI_SAS_PHY_PGAD_FORM_SHIFT;
+ if (form == MPI_SAS_DEVICE_PGAD_FORM_GET_NEXT_HANDLE) {
+ handle = address & MPI_SAS_DEVICE_PGAD_GNH_HANDLE_MASK;
+ do {
+ if (handle == 65535) {
+ handle = MPTSAS_NUM_PORTS + 1;
+ } else {
+ ++handle;
+ }
+ i = handle - 1 - MPTSAS_NUM_PORTS;
+ } while (i < MPTSAS_NUM_PORTS && !scsi_device_find(&s->bus, 0, i, 0));
+
+ } else if (form == MPI_SAS_DEVICE_PGAD_FORM_BUS_TARGET_ID) {
+ if (address & MPI_SAS_DEVICE_PGAD_BT_BUS_MASK) {
+ return -EINVAL;
+ }
+ i = address & MPI_SAS_DEVICE_PGAD_BT_TID_MASK;
+
+ } else if (form == MPI_SAS_DEVICE_PGAD_FORM_HANDLE) {
+ handle = address & MPI_SAS_DEVICE_PGAD_H_HANDLE_MASK;
+ i = handle - 1 - MPTSAS_NUM_PORTS;
+
+ } else {
+ return -EINVAL;
+ }
+
+ if (i >= MPTSAS_NUM_PORTS) {
+ return -EINVAL;
+ }
+
+ return i;
+}
+
+static
+size_t mptsas_config_sas_device_0(MPTSASState *s, uint8_t **data, int address)
+{
+ int phy_handle = -1;
+ int dev_handle = -1;
+ int i = mptsas_device_addr_get(s, address);
+ SCSIDevice *dev = mptsas_phy_get_device(s, i, &phy_handle, &dev_handle);
+
+ trace_mptsas_config_sas_device(s, address, i, phy_handle, dev_handle, 0);
+ if (!dev) {
+ return -ENOENT;
+ }
+
+ return MPTSAS_CONFIG_PACK_EXT(0, MPI_CONFIG_EXTPAGETYPE_SAS_DEVICE, 0x05,
+ "*w*wqwbbwbblwb*b",
+ dev->wwn, phy_handle, i,
+ MPI_SAS_DEVICE0_ASTATUS_NO_ERRORS,
+ dev_handle, i, 0,
+ MPI_SAS_DEVICE_INFO_END_DEVICE | MPI_SAS_DEVICE_INFO_SSP_TARGET,
+ (MPI_SAS_DEVICE0_FLAGS_DEVICE_PRESENT |
+ MPI_SAS_DEVICE0_FLAGS_DEVICE_MAPPED |
+ MPI_SAS_DEVICE0_FLAGS_MAPPING_PERSISTENT), i);
+}
+
+static
+size_t mptsas_config_sas_device_1(MPTSASState *s, uint8_t **data, int address)
+{
+ int phy_handle = -1;
+ int dev_handle = -1;
+ int i = mptsas_device_addr_get(s, address);
+ SCSIDevice *dev = mptsas_phy_get_device(s, i, &phy_handle, &dev_handle);
+
+ trace_mptsas_config_sas_device(s, address, i, phy_handle, dev_handle, 1);
+ if (!dev) {
+ return -ENOENT;
+ }
+
+ return MPTSAS_CONFIG_PACK_EXT(1, MPI_CONFIG_EXTPAGETYPE_SAS_DEVICE, 0x00,
+ "*lq*lwbb*s20",
+ dev->wwn, dev_handle, i, 0);
+}
+
+static
+size_t mptsas_config_sas_device_2(MPTSASState *s, uint8_t **data, int address)
+{
+ int phy_handle = -1;
+ int dev_handle = -1;
+ int i = mptsas_device_addr_get(s, address);
+ SCSIDevice *dev = mptsas_phy_get_device(s, i, &phy_handle, &dev_handle);
+
+ trace_mptsas_config_sas_device(s, address, i, phy_handle, dev_handle, 2);
+ if (!dev) {
+ return -ENOENT;
+ }
+
+ return MPTSAS_CONFIG_PACK_EXT(2, MPI_CONFIG_EXTPAGETYPE_SAS_DEVICE, 0x01,
+ "ql", dev->wwn, 0);
+}
+
+typedef struct MPTSASConfigPage {
+ uint8_t number;
+ uint8_t type;
+ size_t (*mpt_config_build)(MPTSASState *s, uint8_t **data, int address);
+} MPTSASConfigPage;
+
+static const MPTSASConfigPage mptsas_config_pages[] = {
+ {
+ 0, MPI_CONFIG_PAGETYPE_MANUFACTURING,
+ mptsas_config_manufacturing_0,
+ }, {
+ 1, MPI_CONFIG_PAGETYPE_MANUFACTURING,
+ mptsas_config_manufacturing_1,
+ }, {
+ 2, MPI_CONFIG_PAGETYPE_MANUFACTURING,
+ mptsas_config_manufacturing_2,
+ }, {
+ 3, MPI_CONFIG_PAGETYPE_MANUFACTURING,
+ mptsas_config_manufacturing_3,
+ }, {
+ 4, MPI_CONFIG_PAGETYPE_MANUFACTURING,
+ mptsas_config_manufacturing_4,
+ }, {
+ 5, MPI_CONFIG_PAGETYPE_MANUFACTURING,
+ mptsas_config_manufacturing_5,
+ }, {
+ 6, MPI_CONFIG_PAGETYPE_MANUFACTURING,
+ mptsas_config_manufacturing_6,
+ }, {
+ 7, MPI_CONFIG_PAGETYPE_MANUFACTURING,
+ mptsas_config_manufacturing_7,
+ }, {
+ 8, MPI_CONFIG_PAGETYPE_MANUFACTURING,
+ mptsas_config_manufacturing_8,
+ }, {
+ 9, MPI_CONFIG_PAGETYPE_MANUFACTURING,
+ mptsas_config_manufacturing_9,
+ }, {
+ 10, MPI_CONFIG_PAGETYPE_MANUFACTURING,
+ mptsas_config_manufacturing_10,
+ }, {
+ 0, MPI_CONFIG_PAGETYPE_IO_UNIT,
+ mptsas_config_io_unit_0,
+ }, {
+ 1, MPI_CONFIG_PAGETYPE_IO_UNIT,
+ mptsas_config_io_unit_1,
+ }, {
+ 2, MPI_CONFIG_PAGETYPE_IO_UNIT,
+ mptsas_config_io_unit_2,
+ }, {
+ 3, MPI_CONFIG_PAGETYPE_IO_UNIT,
+ mptsas_config_io_unit_3,
+ }, {
+ 4, MPI_CONFIG_PAGETYPE_IO_UNIT,
+ mptsas_config_io_unit_4,
+ }, {
+ 0, MPI_CONFIG_PAGETYPE_IOC,
+ mptsas_config_ioc_0,
+ }, {
+ 1, MPI_CONFIG_PAGETYPE_IOC,
+ mptsas_config_ioc_1,
+ }, {
+ 2, MPI_CONFIG_PAGETYPE_IOC,
+ mptsas_config_ioc_2,
+ }, {
+ 3, MPI_CONFIG_PAGETYPE_IOC,
+ mptsas_config_ioc_3,
+ }, {
+ 4, MPI_CONFIG_PAGETYPE_IOC,
+ mptsas_config_ioc_4,
+ }, {
+ 5, MPI_CONFIG_PAGETYPE_IOC,
+ mptsas_config_ioc_5,
+ }, {
+ 6, MPI_CONFIG_PAGETYPE_IOC,
+ mptsas_config_ioc_6,
+ }, {
+ 0, MPI_CONFIG_EXTPAGETYPE_SAS_IO_UNIT,
+ mptsas_config_sas_io_unit_0,
+ }, {
+ 1, MPI_CONFIG_EXTPAGETYPE_SAS_IO_UNIT,
+ mptsas_config_sas_io_unit_1,
+ }, {
+ 2, MPI_CONFIG_EXTPAGETYPE_SAS_IO_UNIT,
+ mptsas_config_sas_io_unit_2,
+ }, {
+ 3, MPI_CONFIG_EXTPAGETYPE_SAS_IO_UNIT,
+ mptsas_config_sas_io_unit_3,
+ }, {
+ 0, MPI_CONFIG_EXTPAGETYPE_SAS_PHY,
+ mptsas_config_phy_0,
+ }, {
+ 1, MPI_CONFIG_EXTPAGETYPE_SAS_PHY,
+ mptsas_config_phy_1,
+ }, {
+ 0, MPI_CONFIG_EXTPAGETYPE_SAS_DEVICE,
+ mptsas_config_sas_device_0,
+ }, {
+ 1, MPI_CONFIG_EXTPAGETYPE_SAS_DEVICE,
+ mptsas_config_sas_device_1,
+ }, {
+ 2, MPI_CONFIG_EXTPAGETYPE_SAS_DEVICE,
+ mptsas_config_sas_device_2,
+ }
+};
+
+static const MPTSASConfigPage *mptsas_find_config_page(int type, int number)
+{
+ const MPTSASConfigPage *page;
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(mptsas_config_pages); i++) {
+ page = &mptsas_config_pages[i];
+ if (page->type == type && page->number == number) {
+ return page;
+ }
+ }
+
+ return NULL;
+}
+
+void mptsas_process_config(MPTSASState *s, MPIMsgConfig *req)
+{
+ PCIDevice *pci = PCI_DEVICE(s);
+
+ MPIMsgConfigReply reply;
+ const MPTSASConfigPage *page;
+ size_t length;
+ uint8_t type;
+ uint8_t *data = NULL;
+ uint32_t flags_and_length;
+ uint32_t dmalen;
+ uint64_t pa;
+
+ mptsas_fix_config_endianness(req);
+
+ QEMU_BUILD_BUG_ON(sizeof(s->doorbell_msg) < sizeof(*req));
+ QEMU_BUILD_BUG_ON(sizeof(s->doorbell_reply) < sizeof(reply));
+
+ /* Copy common bits from the request into the reply. */
+ memset(&reply, 0, sizeof(reply));
+ reply.Action = req->Action;
+ reply.Function = req->Function;
+ reply.MsgContext = req->MsgContext;
+ reply.MsgLength = sizeof(reply) / 4;
+ reply.PageType = req->PageType;
+ reply.PageNumber = req->PageNumber;
+ reply.PageLength = req->PageLength;
+ reply.PageVersion = req->PageVersion;
+
+ type = req->PageType & MPI_CONFIG_PAGETYPE_MASK;
+ if (type == MPI_CONFIG_PAGETYPE_EXTENDED) {
+ type = req->ExtPageType;
+ if (type <= MPI_CONFIG_PAGETYPE_MASK) {
+ reply.IOCStatus = MPI_IOCSTATUS_CONFIG_INVALID_TYPE;
+ goto out;
+ }
+
+ reply.ExtPageType = req->ExtPageType;
+ }
+
+ page = mptsas_find_config_page(type, req->PageNumber);
+
+ switch(req->Action) {
+ case MPI_CONFIG_ACTION_PAGE_DEFAULT:
+ case MPI_CONFIG_ACTION_PAGE_HEADER:
+ case MPI_CONFIG_ACTION_PAGE_READ_NVRAM:
+ case MPI_CONFIG_ACTION_PAGE_READ_CURRENT:
+ case MPI_CONFIG_ACTION_PAGE_READ_DEFAULT:
+ case MPI_CONFIG_ACTION_PAGE_WRITE_CURRENT:
+ case MPI_CONFIG_ACTION_PAGE_WRITE_NVRAM:
+ break;
+
+ default:
+ reply.IOCStatus = MPI_IOCSTATUS_CONFIG_INVALID_ACTION;
+ goto out;
+ }
+
+ if (!page) {
+ page = mptsas_find_config_page(type, 1);
+ if (page) {
+ reply.IOCStatus = MPI_IOCSTATUS_CONFIG_INVALID_PAGE;
+ } else {
+ reply.IOCStatus = MPI_IOCSTATUS_CONFIG_INVALID_TYPE;
+ }
+ goto out;
+ }
+
+ if (req->Action == MPI_CONFIG_ACTION_PAGE_DEFAULT ||
+ req->Action == MPI_CONFIG_ACTION_PAGE_HEADER) {
+ length = page->mpt_config_build(s, NULL, req->PageAddress);
+ if ((ssize_t)length < 0) {
+ reply.IOCStatus = MPI_IOCSTATUS_CONFIG_INVALID_PAGE;
+ goto out;
+ } else {
+ goto done;
+ }
+ }
+
+ if (req->Action == MPI_CONFIG_ACTION_PAGE_WRITE_CURRENT ||
+ req->Action == MPI_CONFIG_ACTION_PAGE_WRITE_NVRAM) {
+ length = page->mpt_config_build(s, NULL, req->PageAddress);
+ if ((ssize_t)length < 0) {
+ reply.IOCStatus = MPI_IOCSTATUS_CONFIG_INVALID_PAGE;
+ } else {
+ reply.IOCStatus = MPI_IOCSTATUS_CONFIG_CANT_COMMIT;
+ }
+ goto out;
+ }
+
+ flags_and_length = req->PageBufferSGE.FlagsLength;
+ dmalen = flags_and_length & MPI_SGE_LENGTH_MASK;
+ if (dmalen == 0) {
+ length = page->mpt_config_build(s, NULL, req->PageAddress);
+ if ((ssize_t)length < 0) {
+ reply.IOCStatus = MPI_IOCSTATUS_CONFIG_INVALID_PAGE;
+ goto out;
+ } else {
+ goto done;
+ }
+ }
+
+ if (flags_and_length & MPI_SGE_FLAGS_64_BIT_ADDRESSING) {
+ pa = req->PageBufferSGE.u.Address64;
+ } else {
+ pa = req->PageBufferSGE.u.Address32;
+ }
+
+ /* Only read actions left. */
+ length = page->mpt_config_build(s, &data, req->PageAddress);
+ if ((ssize_t)length < 0) {
+ reply.IOCStatus = MPI_IOCSTATUS_CONFIG_INVALID_PAGE;
+ goto out;
+ } else {
+ assert(data[2] == page->number);
+ pci_dma_write(pci, pa, data, MIN(length, dmalen));
+ goto done;
+ }
+
+ abort();
+
+done:
+ if (type > MPI_CONFIG_PAGETYPE_MASK) {
+ reply.ExtPageLength = length / 4;
+ reply.ExtPageType = req->ExtPageType;
+ } else {
+ reply.PageLength = length / 4;
+ }
+
+out:
+ mptsas_fix_config_reply_endianness(&reply);
+ mptsas_reply(s, (MPIDefaultReply *)&reply);
+ g_free(data);
+}
diff --git a/hw/scsi/mptendian.c b/hw/scsi/mptendian.c
new file mode 100644
index 0000000000..b7fe2a2a36
--- /dev/null
+++ b/hw/scsi/mptendian.c
@@ -0,0 +1,204 @@
+/*
+ * QEMU LSI SAS1068 Host Bus Adapter emulation
+ * Endianness conversion for MPI data structures
+ *
+ * Copyright (c) 2016 Red Hat, Inc.
+ *
+ * Authors: Paolo Bonzini <pbonzini@redhat.com>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "qemu/osdep.h"
+#include "hw/hw.h"
+#include "hw/pci/pci.h"
+#include "sysemu/dma.h"
+#include "sysemu/block-backend.h"
+#include "hw/pci/msi.h"
+#include "qemu/iov.h"
+#include "hw/scsi/scsi.h"
+#include "block/scsi.h"
+#include "trace.h"
+
+#include "mptsas.h"
+#include "mpi.h"
+
+static void mptsas_fix_sgentry_endianness(MPISGEntry *sge)
+{
+ le32_to_cpus(&sge->FlagsLength);
+ if (sge->FlagsLength & MPI_SGE_FLAGS_64_BIT_ADDRESSING) {
+ le64_to_cpus(&sge->u.Address64);
+ } else {
+ le32_to_cpus(&sge->u.Address32);
+ }
+}
+
+static void mptsas_fix_sgentry_endianness_reply(MPISGEntry *sge)
+{
+ if (sge->FlagsLength & MPI_SGE_FLAGS_64_BIT_ADDRESSING) {
+ cpu_to_le64s(&sge->u.Address64);
+ } else {
+ cpu_to_le32s(&sge->u.Address32);
+ }
+ cpu_to_le32s(&sge->FlagsLength);
+}
+
+void mptsas_fix_scsi_io_endianness(MPIMsgSCSIIORequest *req)
+{
+ le32_to_cpus(&req->MsgContext);
+ le32_to_cpus(&req->Control);
+ le32_to_cpus(&req->DataLength);
+ le32_to_cpus(&req->SenseBufferLowAddr);
+}
+
+void mptsas_fix_scsi_io_reply_endianness(MPIMsgSCSIIOReply *reply)
+{
+ cpu_to_le32s(&reply->MsgContext);
+ cpu_to_le16s(&reply->IOCStatus);
+ cpu_to_le32s(&reply->IOCLogInfo);
+ cpu_to_le32s(&reply->TransferCount);
+ cpu_to_le32s(&reply->SenseCount);
+ cpu_to_le32s(&reply->ResponseInfo);
+ cpu_to_le16s(&reply->TaskTag);
+}
+
+void mptsas_fix_scsi_task_mgmt_endianness(MPIMsgSCSITaskMgmt *req)
+{
+ le32_to_cpus(&req->MsgContext);
+ le32_to_cpus(&req->TaskMsgContext);
+}
+
+void mptsas_fix_scsi_task_mgmt_reply_endianness(MPIMsgSCSITaskMgmtReply *reply)
+{
+ cpu_to_le32s(&reply->MsgContext);
+ cpu_to_le16s(&reply->IOCStatus);
+ cpu_to_le32s(&reply->IOCLogInfo);
+ cpu_to_le32s(&reply->TerminationCount);
+}
+
+void mptsas_fix_ioc_init_endianness(MPIMsgIOCInit *req)
+{
+ le32_to_cpus(&req->MsgContext);
+ le16_to_cpus(&req->ReplyFrameSize);
+ le32_to_cpus(&req->HostMfaHighAddr);
+ le32_to_cpus(&req->SenseBufferHighAddr);
+ le32_to_cpus(&req->ReplyFifoHostSignalingAddr);
+ mptsas_fix_sgentry_endianness(&req->HostPageBufferSGE);
+ le16_to_cpus(&req->MsgVersion);
+ le16_to_cpus(&req->HeaderVersion);
+}
+
+void mptsas_fix_ioc_init_reply_endianness(MPIMsgIOCInitReply *reply)
+{
+ cpu_to_le32s(&reply->MsgContext);
+ cpu_to_le16s(&reply->IOCStatus);
+ cpu_to_le32s(&reply->IOCLogInfo);
+}
+
+void mptsas_fix_ioc_facts_endianness(MPIMsgIOCFacts *req)
+{
+ le32_to_cpus(&req->MsgContext);
+}
+
+void mptsas_fix_ioc_facts_reply_endianness(MPIMsgIOCFactsReply *reply)
+{
+ cpu_to_le16s(&reply->MsgVersion);
+ cpu_to_le16s(&reply->HeaderVersion);
+ cpu_to_le32s(&reply->MsgContext);
+ cpu_to_le16s(&reply->IOCExceptions);
+ cpu_to_le16s(&reply->IOCStatus);
+ cpu_to_le32s(&reply->IOCLogInfo);
+ cpu_to_le16s(&reply->ReplyQueueDepth);
+ cpu_to_le16s(&reply->RequestFrameSize);
+ cpu_to_le16s(&reply->ProductID);
+ cpu_to_le32s(&reply->CurrentHostMfaHighAddr);
+ cpu_to_le16s(&reply->GlobalCredits);
+ cpu_to_le32s(&reply->CurrentSenseBufferHighAddr);
+ cpu_to_le16s(&reply->CurReplyFrameSize);
+ cpu_to_le32s(&reply->FWImageSize);
+ cpu_to_le32s(&reply->IOCCapabilities);
+ cpu_to_le16s(&reply->HighPriorityQueueDepth);
+ mptsas_fix_sgentry_endianness_reply(&reply->HostPageBufferSGE);
+ cpu_to_le32s(&reply->ReplyFifoHostSignalingAddr);
+}
+
+void mptsas_fix_config_endianness(MPIMsgConfig *req)
+{
+ le16_to_cpus(&req->ExtPageLength);
+ le32_to_cpus(&req->MsgContext);
+ le32_to_cpus(&req->PageAddress);
+ mptsas_fix_sgentry_endianness(&req->PageBufferSGE);
+}
+
+void mptsas_fix_config_reply_endianness(MPIMsgConfigReply *reply)
+{
+ cpu_to_le16s(&reply->ExtPageLength);
+ cpu_to_le32s(&reply->MsgContext);
+ cpu_to_le16s(&reply->IOCStatus);
+ cpu_to_le32s(&reply->IOCLogInfo);
+}
+
+void mptsas_fix_port_facts_endianness(MPIMsgPortFacts *req)
+{
+ le32_to_cpus(&req->MsgContext);
+}
+
+void mptsas_fix_port_facts_reply_endianness(MPIMsgPortFactsReply *reply)
+{
+ cpu_to_le32s(&reply->MsgContext);
+ cpu_to_le16s(&reply->IOCStatus);
+ cpu_to_le32s(&reply->IOCLogInfo);
+ cpu_to_le16s(&reply->MaxDevices);
+ cpu_to_le16s(&reply->PortSCSIID);
+ cpu_to_le16s(&reply->ProtocolFlags);
+ cpu_to_le16s(&reply->MaxPostedCmdBuffers);
+ cpu_to_le16s(&reply->MaxPersistentIDs);
+ cpu_to_le16s(&reply->MaxLanBuckets);
+}
+
+void mptsas_fix_port_enable_endianness(MPIMsgPortEnable *req)
+{
+ le32_to_cpus(&req->MsgContext);
+}
+
+void mptsas_fix_port_enable_reply_endianness(MPIMsgPortEnableReply *reply)
+{
+ cpu_to_le32s(&reply->MsgContext);
+ cpu_to_le16s(&reply->IOCStatus);
+ cpu_to_le32s(&reply->IOCLogInfo);
+}
+
+void mptsas_fix_event_notification_endianness(MPIMsgEventNotify *req)
+{
+ le32_to_cpus(&req->MsgContext);
+}
+
+void mptsas_fix_event_notification_reply_endianness(MPIMsgEventNotifyReply *reply)
+{
+ int length = reply->EventDataLength;
+ int i;
+
+ cpu_to_le16s(&reply->EventDataLength);
+ cpu_to_le32s(&reply->MsgContext);
+ cpu_to_le16s(&reply->IOCStatus);
+ cpu_to_le32s(&reply->IOCLogInfo);
+ cpu_to_le32s(&reply->Event);
+ cpu_to_le32s(&reply->EventContext);
+
+ /* Really depends on the event kind. This will do for now. */
+ for (i = 0; i < length; i++) {
+ cpu_to_le32s(&reply->Data[i]);
+ }
+}
+
diff --git a/hw/scsi/mptsas.c b/hw/scsi/mptsas.c
new file mode 100644
index 0000000000..333cc1fb97
--- /dev/null
+++ b/hw/scsi/mptsas.c
@@ -0,0 +1,1441 @@
+/*
+ * QEMU LSI SAS1068 Host Bus Adapter emulation
+ * Based on the QEMU Megaraid emulator
+ *
+ * Copyright (c) 2009-2012 Hannes Reinecke, SUSE Labs
+ * Copyright (c) 2012 Verizon, Inc.
+ * Copyright (c) 2016 Red Hat, Inc.
+ *
+ * Authors: Don Slutz, Paolo Bonzini
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "qemu/osdep.h"
+#include "hw/hw.h"
+#include "hw/pci/pci.h"
+#include "sysemu/dma.h"
+#include "sysemu/block-backend.h"
+#include "hw/pci/msi.h"
+#include "qemu/iov.h"
+#include "hw/scsi/scsi.h"
+#include "block/scsi.h"
+#include "trace.h"
+
+#include "mptsas.h"
+#include "mpi.h"
+
+#define NAA_LOCALLY_ASSIGNED_ID 0x3ULL
+#define IEEE_COMPANY_LOCALLY_ASSIGNED 0x525400
+
+#define TYPE_MPTSAS1068 "mptsas1068"
+
+#define MPT_SAS(obj) \
+ OBJECT_CHECK(MPTSASState, (obj), TYPE_MPTSAS1068)
+
+#define MPTSAS1068_PRODUCT_ID \
+ (MPI_FW_HEADER_PID_FAMILY_1068_SAS | \
+ MPI_FW_HEADER_PID_PROD_INITIATOR_SCSI | \
+ MPI_FW_HEADER_PID_TYPE_SAS)
+
+struct MPTSASRequest {
+ MPIMsgSCSIIORequest scsi_io;
+ SCSIRequest *sreq;
+ QEMUSGList qsg;
+ MPTSASState *dev;
+
+ QTAILQ_ENTRY(MPTSASRequest) next;
+};
+
+static void mptsas_update_interrupt(MPTSASState *s)
+{
+ PCIDevice *pci = (PCIDevice *) s;
+ uint32_t state = s->intr_status & ~(s->intr_mask | MPI_HIS_IOP_DOORBELL_STATUS);
+
+ if (s->msi_in_use && msi_enabled(pci)) {
+ if (state) {
+ trace_mptsas_irq_msi(s);
+ msi_notify(pci, 0);
+ }
+ }
+
+ trace_mptsas_irq_intx(s, !!state);
+ pci_set_irq(pci, !!state);
+}
+
+static void mptsas_set_fault(MPTSASState *s, uint32_t code)
+{
+ if ((s->state & MPI_IOC_STATE_FAULT) == 0) {
+ s->state = MPI_IOC_STATE_FAULT | code;
+ }
+}
+
+#define MPTSAS_FIFO_INVALID(s, name) \
+ ((s)->name##_head > ARRAY_SIZE((s)->name) || \
+ (s)->name##_tail > ARRAY_SIZE((s)->name))
+
+#define MPTSAS_FIFO_EMPTY(s, name) \
+ ((s)->name##_head == (s)->name##_tail)
+
+#define MPTSAS_FIFO_FULL(s, name) \
+ ((s)->name##_head == ((s)->name##_tail + 1) % ARRAY_SIZE((s)->name))
+
+#define MPTSAS_FIFO_GET(s, name) ({ \
+ uint32_t _val = (s)->name[(s)->name##_head++]; \
+ (s)->name##_head %= ARRAY_SIZE((s)->name); \
+ _val; \
+})
+
+#define MPTSAS_FIFO_PUT(s, name, val) do { \
+ (s)->name[(s)->name##_tail++] = (val); \
+ (s)->name##_tail %= ARRAY_SIZE((s)->name); \
+} while(0)
+
+static void mptsas_post_reply(MPTSASState *s, MPIDefaultReply *reply)
+{
+ PCIDevice *pci = (PCIDevice *) s;
+ uint32_t addr_lo;
+
+ if (MPTSAS_FIFO_EMPTY(s, reply_free) || MPTSAS_FIFO_FULL(s, reply_post)) {
+ mptsas_set_fault(s, MPI_IOCSTATUS_INSUFFICIENT_RESOURCES);
+ return;
+ }
+
+ addr_lo = MPTSAS_FIFO_GET(s, reply_free);
+
+ pci_dma_write(pci, addr_lo | s->host_mfa_high_addr, reply,
+ MIN(s->reply_frame_size, 4 * reply->MsgLength));
+
+ MPTSAS_FIFO_PUT(s, reply_post, MPI_ADDRESS_REPLY_A_BIT | (addr_lo >> 1));
+
+ s->intr_status |= MPI_HIS_REPLY_MESSAGE_INTERRUPT;
+ if (s->doorbell_state == DOORBELL_WRITE) {
+ s->doorbell_state = DOORBELL_NONE;
+ s->intr_status |= MPI_HIS_DOORBELL_INTERRUPT;
+ }
+ mptsas_update_interrupt(s);
+}
+
+void mptsas_reply(MPTSASState *s, MPIDefaultReply *reply)
+{
+ if (s->doorbell_state == DOORBELL_WRITE) {
+ /* The reply is sent out in 16 bit chunks, while the size
+ * in the reply is in 32 bit units.
+ */
+ s->doorbell_state = DOORBELL_READ;
+ s->doorbell_reply_idx = 0;
+ s->doorbell_reply_size = reply->MsgLength * 2;
+ memcpy(s->doorbell_reply, reply, s->doorbell_reply_size * 2);
+ s->intr_status |= MPI_HIS_DOORBELL_INTERRUPT;
+ mptsas_update_interrupt(s);
+ } else {
+ mptsas_post_reply(s, reply);
+ }
+}
+
+static void mptsas_turbo_reply(MPTSASState *s, uint32_t msgctx)
+{
+ if (MPTSAS_FIFO_FULL(s, reply_post)) {
+ mptsas_set_fault(s, MPI_IOCSTATUS_INSUFFICIENT_RESOURCES);
+ return;
+ }
+
+ /* The reply is just the message context ID (bit 31 = clear). */
+ MPTSAS_FIFO_PUT(s, reply_post, msgctx);
+
+ s->intr_status |= MPI_HIS_REPLY_MESSAGE_INTERRUPT;
+ mptsas_update_interrupt(s);
+}
+
+#define MPTSAS_MAX_REQUEST_SIZE 52
+
+static const int mpi_request_sizes[] = {
+ [MPI_FUNCTION_SCSI_IO_REQUEST] = sizeof(MPIMsgSCSIIORequest),
+ [MPI_FUNCTION_SCSI_TASK_MGMT] = sizeof(MPIMsgSCSITaskMgmt),
+ [MPI_FUNCTION_IOC_INIT] = sizeof(MPIMsgIOCInit),
+ [MPI_FUNCTION_IOC_FACTS] = sizeof(MPIMsgIOCFacts),
+ [MPI_FUNCTION_CONFIG] = sizeof(MPIMsgConfig),
+ [MPI_FUNCTION_PORT_FACTS] = sizeof(MPIMsgPortFacts),
+ [MPI_FUNCTION_PORT_ENABLE] = sizeof(MPIMsgPortEnable),
+ [MPI_FUNCTION_EVENT_NOTIFICATION] = sizeof(MPIMsgEventNotify),
+};
+
+static dma_addr_t mptsas_ld_sg_base(MPTSASState *s, uint32_t flags_and_length,
+ dma_addr_t *sgaddr)
+{
+ PCIDevice *pci = (PCIDevice *) s;
+ dma_addr_t addr;
+
+ if (flags_and_length & MPI_SGE_FLAGS_64_BIT_ADDRESSING) {
+ addr = ldq_le_pci_dma(pci, *sgaddr + 4);
+ *sgaddr += 12;
+ } else {
+ addr = ldl_le_pci_dma(pci, *sgaddr + 4);
+ *sgaddr += 8;
+ }
+ return addr;
+}
+
+static int mptsas_build_sgl(MPTSASState *s, MPTSASRequest *req, hwaddr addr)
+{
+ PCIDevice *pci = (PCIDevice *) s;
+ hwaddr next_chain_addr;
+ uint32_t left;
+ hwaddr sgaddr;
+ uint32_t chain_offset;
+
+ chain_offset = req->scsi_io.ChainOffset;
+ next_chain_addr = addr + chain_offset * sizeof(uint32_t);
+ sgaddr = addr + sizeof(MPIMsgSCSIIORequest);
+ pci_dma_sglist_init(&req->qsg, pci, 4);
+ left = req->scsi_io.DataLength;
+
+ for(;;) {
+ dma_addr_t addr, len;
+ uint32_t flags_and_length;
+
+ flags_and_length = ldl_le_pci_dma(pci, sgaddr);
+ len = flags_and_length & MPI_SGE_LENGTH_MASK;
+ if ((flags_and_length & MPI_SGE_FLAGS_ELEMENT_TYPE_MASK)
+ != MPI_SGE_FLAGS_SIMPLE_ELEMENT ||
+ (!len &&
+ !(flags_and_length & MPI_SGE_FLAGS_END_OF_LIST) &&
+ !(flags_and_length & MPI_SGE_FLAGS_END_OF_BUFFER))) {
+ return MPI_IOCSTATUS_INVALID_SGL;
+ }
+
+ len = MIN(len, left);
+ if (!len) {
+ /* We reached the desired transfer length, ignore extra
+ * elements of the s/g list.
+ */
+ break;
+ }
+
+ addr = mptsas_ld_sg_base(s, flags_and_length, &sgaddr);
+ qemu_sglist_add(&req->qsg, addr, len);
+ left -= len;
+
+ if (flags_and_length & MPI_SGE_FLAGS_END_OF_LIST) {
+ break;
+ }
+
+ if (flags_and_length & MPI_SGE_FLAGS_LAST_ELEMENT) {
+ if (!chain_offset) {
+ break;
+ }
+
+ flags_and_length = ldl_le_pci_dma(pci, next_chain_addr);
+ if ((flags_and_length & MPI_SGE_FLAGS_ELEMENT_TYPE_MASK)
+ != MPI_SGE_FLAGS_CHAIN_ELEMENT) {
+ return MPI_IOCSTATUS_INVALID_SGL;
+ }
+
+ sgaddr = mptsas_ld_sg_base(s, flags_and_length, &next_chain_addr);
+ chain_offset =
+ (flags_and_length & MPI_SGE_CHAIN_OFFSET_MASK) >> MPI_SGE_CHAIN_OFFSET_SHIFT;
+ next_chain_addr = sgaddr + chain_offset * sizeof(uint32_t);
+ }
+ }
+ return 0;
+}
+
+static void mptsas_free_request(MPTSASRequest *req)
+{
+ MPTSASState *s = req->dev;
+
+ if (req->sreq != NULL) {
+ req->sreq->hba_private = NULL;
+ scsi_req_unref(req->sreq);
+ req->sreq = NULL;
+ QTAILQ_REMOVE(&s->pending, req, next);
+ }
+ qemu_sglist_destroy(&req->qsg);
+ g_free(req);
+}
+
+static int mptsas_scsi_device_find(MPTSASState *s, int bus, int target,
+ uint8_t *lun, SCSIDevice **sdev)
+{
+ if (bus != 0) {
+ return MPI_IOCSTATUS_SCSI_INVALID_BUS;
+ }
+
+ if (target >= s->max_devices) {
+ return MPI_IOCSTATUS_SCSI_INVALID_TARGETID;
+ }
+
+ *sdev = scsi_device_find(&s->bus, bus, target, lun[1]);
+ if (!*sdev) {
+ return MPI_IOCSTATUS_SCSI_DEVICE_NOT_THERE;
+ }
+
+ return 0;
+}
+
+static int mptsas_process_scsi_io_request(MPTSASState *s,
+ MPIMsgSCSIIORequest *scsi_io,
+ hwaddr addr)
+{
+ MPTSASRequest *req;
+ MPIMsgSCSIIOReply reply;
+ SCSIDevice *sdev;
+ int status;
+
+ mptsas_fix_scsi_io_endianness(scsi_io);
+
+ trace_mptsas_process_scsi_io_request(s, scsi_io->Bus, scsi_io->TargetID,
+ scsi_io->LUN[1], scsi_io->DataLength);
+
+ status = mptsas_scsi_device_find(s, scsi_io->Bus, scsi_io->TargetID,
+ scsi_io->LUN, &sdev);
+ if (status) {
+ goto bad;
+ }
+
+ req = g_new(MPTSASRequest, 1);
+ QTAILQ_INSERT_TAIL(&s->pending, req, next);
+ req->scsi_io = *scsi_io;
+ req->dev = s;
+
+ status = mptsas_build_sgl(s, req, addr);
+ if (status) {
+ goto free_bad;
+ }
+
+ if (req->qsg.size < scsi_io->DataLength) {
+ trace_mptsas_sgl_overflow(s, scsi_io->MsgContext, scsi_io->DataLength,
+ req->qsg.size);
+ status = MPI_IOCSTATUS_INVALID_SGL;
+ goto free_bad;
+ }
+
+ req->sreq = scsi_req_new(sdev, scsi_io->MsgContext,
+ scsi_io->LUN[1], scsi_io->CDB, req);
+
+ if (req->sreq->cmd.xfer > scsi_io->DataLength) {
+ goto overrun;
+ }
+ switch (scsi_io->Control & MPI_SCSIIO_CONTROL_DATADIRECTION_MASK) {
+ case MPI_SCSIIO_CONTROL_NODATATRANSFER:
+ if (req->sreq->cmd.mode != SCSI_XFER_NONE) {
+ goto overrun;
+ }
+ break;
+
+ case MPI_SCSIIO_CONTROL_WRITE:
+ if (req->sreq->cmd.mode != SCSI_XFER_TO_DEV) {
+ goto overrun;
+ }
+ break;
+
+ case MPI_SCSIIO_CONTROL_READ:
+ if (req->sreq->cmd.mode != SCSI_XFER_FROM_DEV) {
+ goto overrun;
+ }
+ break;
+ }
+
+ if (scsi_req_enqueue(req->sreq)) {
+ scsi_req_continue(req->sreq);
+ }
+ return 0;
+
+overrun:
+ trace_mptsas_scsi_overflow(s, scsi_io->MsgContext, req->sreq->cmd.xfer,
+ scsi_io->DataLength);
+ status = MPI_IOCSTATUS_SCSI_DATA_OVERRUN;
+free_bad:
+ mptsas_free_request(req);
+bad:
+ memset(&reply, 0, sizeof(reply));
+ reply.TargetID = scsi_io->TargetID;
+ reply.Bus = scsi_io->Bus;
+ reply.MsgLength = sizeof(reply) / 4;
+ reply.Function = scsi_io->Function;
+ reply.CDBLength = scsi_io->CDBLength;
+ reply.SenseBufferLength = scsi_io->SenseBufferLength;
+ reply.MsgContext = scsi_io->MsgContext;
+ reply.SCSIState = MPI_SCSI_STATE_NO_SCSI_STATUS;
+ reply.IOCStatus = status;
+
+ mptsas_fix_scsi_io_reply_endianness(&reply);
+ mptsas_reply(s, (MPIDefaultReply *)&reply);
+
+ return 0;
+}
+
+typedef struct {
+ Notifier notifier;
+ MPTSASState *s;
+ MPIMsgSCSITaskMgmtReply *reply;
+} MPTSASCancelNotifier;
+
+static void mptsas_cancel_notify(Notifier *notifier, void *data)
+{
+ MPTSASCancelNotifier *n = container_of(notifier,
+ MPTSASCancelNotifier,
+ notifier);
+
+ /* Abusing IOCLogInfo to store the expected number of requests... */
+ if (++n->reply->TerminationCount == n->reply->IOCLogInfo) {
+ n->reply->IOCLogInfo = 0;
+ mptsas_fix_scsi_task_mgmt_reply_endianness(n->reply);
+ mptsas_post_reply(n->s, (MPIDefaultReply *)n->reply);
+ g_free(n->reply);
+ }
+ g_free(n);
+}
+
+static void mptsas_process_scsi_task_mgmt(MPTSASState *s, MPIMsgSCSITaskMgmt *req)
+{
+ MPIMsgSCSITaskMgmtReply reply;
+ MPIMsgSCSITaskMgmtReply *reply_async;
+ int status, count;
+ SCSIDevice *sdev;
+ SCSIRequest *r, *next;
+ BusChild *kid;
+
+ mptsas_fix_scsi_task_mgmt_endianness(req);
+
+ QEMU_BUILD_BUG_ON(MPTSAS_MAX_REQUEST_SIZE < sizeof(*req));
+ QEMU_BUILD_BUG_ON(sizeof(s->doorbell_msg) < sizeof(*req));
+ QEMU_BUILD_BUG_ON(sizeof(s->doorbell_reply) < sizeof(reply));
+
+ memset(&reply, 0, sizeof(reply));
+ reply.TargetID = req->TargetID;
+ reply.Bus = req->Bus;
+ reply.MsgLength = sizeof(reply) / 4;
+ reply.Function = req->Function;
+ reply.TaskType = req->TaskType;
+ reply.MsgContext = req->MsgContext;
+
+ switch (req->TaskType) {
+ case MPI_SCSITASKMGMT_TASKTYPE_ABORT_TASK:
+ case MPI_SCSITASKMGMT_TASKTYPE_QUERY_TASK:
+ status = mptsas_scsi_device_find(s, req->Bus, req->TargetID,
+ req->LUN, &sdev);
+ if (status) {
+ reply.IOCStatus = status;
+ goto out;
+ }
+ if (sdev->lun != req->LUN[1]) {
+ reply.ResponseCode = MPI_SCSITASKMGMT_RSP_TM_INVALID_LUN;
+ goto out;
+ }
+
+ QTAILQ_FOREACH_SAFE(r, &sdev->requests, next, next) {
+ MPTSASRequest *cmd_req = r->hba_private;
+ if (cmd_req && cmd_req->scsi_io.MsgContext == req->TaskMsgContext) {
+ break;
+ }
+ }
+ if (r) {
+ /*
+ * Assert that the request has not been completed yet, we
+ * check for it in the loop above.
+ */
+ assert(r->hba_private);
+ if (req->TaskType == MPI_SCSITASKMGMT_TASKTYPE_QUERY_TASK) {
+ /* "If the specified command is present in the task set, then
+ * return a service response set to FUNCTION SUCCEEDED".
+ */
+ reply.ResponseCode = MPI_SCSITASKMGMT_RSP_TM_SUCCEEDED;
+ } else {
+ MPTSASCancelNotifier *notifier;
+
+ reply_async = g_memdup(&reply, sizeof(MPIMsgSCSITaskMgmtReply));
+ reply_async->IOCLogInfo = INT_MAX;
+
+ count = 1;
+ notifier = g_new(MPTSASCancelNotifier, 1);
+ notifier->s = s;
+ notifier->reply = reply_async;
+ notifier->notifier.notify = mptsas_cancel_notify;
+ scsi_req_cancel_async(r, &notifier->notifier);
+ goto reply_maybe_async;
+ }
+ }
+ break;
+
+ case MPI_SCSITASKMGMT_TASKTYPE_ABRT_TASK_SET:
+ case MPI_SCSITASKMGMT_TASKTYPE_CLEAR_TASK_SET:
+ status = mptsas_scsi_device_find(s, req->Bus, req->TargetID,
+ req->LUN, &sdev);
+ if (status) {
+ reply.IOCStatus = status;
+ goto out;
+ }
+ if (sdev->lun != req->LUN[1]) {
+ reply.ResponseCode = MPI_SCSITASKMGMT_RSP_TM_INVALID_LUN;
+ goto out;
+ }
+
+ reply_async = g_memdup(&reply, sizeof(MPIMsgSCSITaskMgmtReply));
+ reply_async->IOCLogInfo = INT_MAX;
+
+ count = 0;
+ QTAILQ_FOREACH_SAFE(r, &sdev->requests, next, next) {
+ if (r->hba_private) {
+ MPTSASCancelNotifier *notifier;
+
+ count++;
+ notifier = g_new(MPTSASCancelNotifier, 1);
+ notifier->s = s;
+ notifier->reply = reply_async;
+ notifier->notifier.notify = mptsas_cancel_notify;
+ scsi_req_cancel_async(r, &notifier->notifier);
+ }
+ }
+
+reply_maybe_async:
+ if (reply_async->TerminationCount < count) {
+ reply_async->IOCLogInfo = count;
+ return;
+ }
+ reply.TerminationCount = count;
+ break;
+
+ case MPI_SCSITASKMGMT_TASKTYPE_LOGICAL_UNIT_RESET:
+ status = mptsas_scsi_device_find(s, req->Bus, req->TargetID,
+ req->LUN, &sdev);
+ if (status) {
+ reply.IOCStatus = status;
+ goto out;
+ }
+ if (sdev->lun != req->LUN[1]) {
+ reply.ResponseCode = MPI_SCSITASKMGMT_RSP_TM_INVALID_LUN;
+ goto out;
+ }
+ qdev_reset_all(&sdev->qdev);
+ break;
+
+ case MPI_SCSITASKMGMT_TASKTYPE_TARGET_RESET:
+ if (req->Bus != 0) {
+ reply.IOCStatus = MPI_IOCSTATUS_SCSI_INVALID_BUS;
+ goto out;
+ }
+ if (req->TargetID > s->max_devices) {
+ reply.IOCStatus = MPI_IOCSTATUS_SCSI_INVALID_TARGETID;
+ goto out;
+ }
+
+ QTAILQ_FOREACH(kid, &s->bus.qbus.children, sibling) {
+ sdev = SCSI_DEVICE(kid->child);
+ if (sdev->channel == 0 && sdev->id == req->TargetID) {
+ qdev_reset_all(kid->child);
+ }
+ }
+ break;
+
+ case MPI_SCSITASKMGMT_TASKTYPE_RESET_BUS:
+ qbus_reset_all(&s->bus.qbus);
+ break;
+
+ default:
+ reply.ResponseCode = MPI_SCSITASKMGMT_RSP_TM_NOT_SUPPORTED;
+ break;
+ }
+
+out:
+ mptsas_fix_scsi_task_mgmt_reply_endianness(&reply);
+ mptsas_post_reply(s, (MPIDefaultReply *)&reply);
+}
+
+static void mptsas_process_ioc_init(MPTSASState *s, MPIMsgIOCInit *req)
+{
+ MPIMsgIOCInitReply reply;
+
+ mptsas_fix_ioc_init_endianness(req);
+
+ QEMU_BUILD_BUG_ON(MPTSAS_MAX_REQUEST_SIZE < sizeof(*req));
+ QEMU_BUILD_BUG_ON(sizeof(s->doorbell_msg) < sizeof(*req));
+ QEMU_BUILD_BUG_ON(sizeof(s->doorbell_reply) < sizeof(reply));
+
+ s->who_init = req->WhoInit;
+ s->reply_frame_size = req->ReplyFrameSize;
+ s->max_buses = req->MaxBuses;
+ s->max_devices = req->MaxDevices ? req->MaxDevices : 256;
+ s->host_mfa_high_addr = (hwaddr)req->HostMfaHighAddr << 32;
+ s->sense_buffer_high_addr = (hwaddr)req->SenseBufferHighAddr << 32;
+
+ if (s->state == MPI_IOC_STATE_READY) {
+ s->state = MPI_IOC_STATE_OPERATIONAL;
+ }
+
+ memset(&reply, 0, sizeof(reply));
+ reply.WhoInit = s->who_init;
+ reply.MsgLength = sizeof(reply) / 4;
+ reply.Function = req->Function;
+ reply.MaxDevices = s->max_devices;
+ reply.MaxBuses = s->max_buses;
+ reply.MsgContext = req->MsgContext;
+
+ mptsas_fix_ioc_init_reply_endianness(&reply);
+ mptsas_reply(s, (MPIDefaultReply *)&reply);
+}
+
+static void mptsas_process_ioc_facts(MPTSASState *s,
+ MPIMsgIOCFacts *req)
+{
+ MPIMsgIOCFactsReply reply;
+
+ mptsas_fix_ioc_facts_endianness(req);
+
+ QEMU_BUILD_BUG_ON(MPTSAS_MAX_REQUEST_SIZE < sizeof(*req));
+ QEMU_BUILD_BUG_ON(sizeof(s->doorbell_msg) < sizeof(*req));
+ QEMU_BUILD_BUG_ON(sizeof(s->doorbell_reply) < sizeof(reply));
+
+ memset(&reply, 0, sizeof(reply));
+ reply.MsgVersion = 0x0105;
+ reply.MsgLength = sizeof(reply) / 4;
+ reply.Function = req->Function;
+ reply.MsgContext = req->MsgContext;
+ reply.MaxChainDepth = MPTSAS_MAXIMUM_CHAIN_DEPTH;
+ reply.WhoInit = s->who_init;
+ reply.BlockSize = MPTSAS_MAX_REQUEST_SIZE / sizeof(uint32_t);
+ reply.ReplyQueueDepth = ARRAY_SIZE(s->reply_post) - 1;
+ QEMU_BUILD_BUG_ON(ARRAY_SIZE(s->reply_post) != ARRAY_SIZE(s->reply_free));
+
+ reply.RequestFrameSize = 128;
+ reply.ProductID = MPTSAS1068_PRODUCT_ID;
+ reply.CurrentHostMfaHighAddr = s->host_mfa_high_addr >> 32;
+ reply.GlobalCredits = ARRAY_SIZE(s->request_post) - 1;
+ reply.NumberOfPorts = MPTSAS_NUM_PORTS;
+ reply.CurrentSenseBufferHighAddr = s->sense_buffer_high_addr >> 32;
+ reply.CurReplyFrameSize = s->reply_frame_size;
+ reply.MaxDevices = s->max_devices;
+ reply.MaxBuses = s->max_buses;
+ reply.FWVersionDev = 0;
+ reply.FWVersionUnit = 0x92;
+ reply.FWVersionMinor = 0x32;
+ reply.FWVersionMajor = 0x1;
+
+ mptsas_fix_ioc_facts_reply_endianness(&reply);
+ mptsas_reply(s, (MPIDefaultReply *)&reply);
+}
+
+static void mptsas_process_port_facts(MPTSASState *s,
+ MPIMsgPortFacts *req)
+{
+ MPIMsgPortFactsReply reply;
+
+ mptsas_fix_port_facts_endianness(req);
+
+ QEMU_BUILD_BUG_ON(MPTSAS_MAX_REQUEST_SIZE < sizeof(*req));
+ QEMU_BUILD_BUG_ON(sizeof(s->doorbell_msg) < sizeof(*req));
+ QEMU_BUILD_BUG_ON(sizeof(s->doorbell_reply) < sizeof(reply));
+
+ memset(&reply, 0, sizeof(reply));
+ reply.MsgLength = sizeof(reply) / 4;
+ reply.Function = req->Function;
+ reply.PortNumber = req->PortNumber;
+ reply.MsgContext = req->MsgContext;
+
+ if (req->PortNumber < MPTSAS_NUM_PORTS) {
+ reply.PortType = MPI_PORTFACTS_PORTTYPE_SAS;
+ reply.MaxDevices = MPTSAS_NUM_PORTS;
+ reply.PortSCSIID = MPTSAS_NUM_PORTS;
+ reply.ProtocolFlags = MPI_PORTFACTS_PROTOCOL_LOGBUSADDR | MPI_PORTFACTS_PROTOCOL_INITIATOR;
+ }
+
+ mptsas_fix_port_facts_reply_endianness(&reply);
+ mptsas_reply(s, (MPIDefaultReply *)&reply);
+}
+
+static void mptsas_process_port_enable(MPTSASState *s,
+ MPIMsgPortEnable *req)
+{
+ MPIMsgPortEnableReply reply;
+
+ mptsas_fix_port_enable_endianness(req);
+
+ QEMU_BUILD_BUG_ON(MPTSAS_MAX_REQUEST_SIZE < sizeof(*req));
+ QEMU_BUILD_BUG_ON(sizeof(s->doorbell_msg) < sizeof(*req));
+ QEMU_BUILD_BUG_ON(sizeof(s->doorbell_reply) < sizeof(reply));
+
+ memset(&reply, 0, sizeof(reply));
+ reply.MsgLength = sizeof(reply) / 4;
+ reply.PortNumber = req->PortNumber;
+ reply.Function = req->Function;
+ reply.MsgContext = req->MsgContext;
+
+ mptsas_fix_port_enable_reply_endianness(&reply);
+ mptsas_reply(s, (MPIDefaultReply *)&reply);
+}
+
+static void mptsas_process_event_notification(MPTSASState *s,
+ MPIMsgEventNotify *req)
+{
+ MPIMsgEventNotifyReply reply;
+
+ mptsas_fix_event_notification_endianness(req);
+
+ QEMU_BUILD_BUG_ON(MPTSAS_MAX_REQUEST_SIZE < sizeof(*req));
+ QEMU_BUILD_BUG_ON(sizeof(s->doorbell_msg) < sizeof(*req));
+ QEMU_BUILD_BUG_ON(sizeof(s->doorbell_reply) < sizeof(reply));
+
+ /* Don't even bother storing whether event notification is enabled,
+ * since it is not accessible.
+ */
+
+ memset(&reply, 0, sizeof(reply));
+ reply.EventDataLength = sizeof(reply.Data) / 4;
+ reply.MsgLength = sizeof(reply) / 4;
+ reply.Function = req->Function;
+
+ /* This is set because events are sent through the reply FIFOs. */
+ reply.MsgFlags = MPI_MSGFLAGS_CONTINUATION_REPLY;
+
+ reply.MsgContext = req->MsgContext;
+ reply.Event = MPI_EVENT_EVENT_CHANGE;
+ reply.Data[0] = !!req->Switch;
+
+ mptsas_fix_event_notification_reply_endianness(&reply);
+ mptsas_reply(s, (MPIDefaultReply *)&reply);
+}
+
+static void mptsas_process_message(MPTSASState *s, MPIRequestHeader *req)
+{
+ trace_mptsas_process_message(s, req->Function, req->MsgContext);
+ switch (req->Function) {
+ case MPI_FUNCTION_SCSI_TASK_MGMT:
+ mptsas_process_scsi_task_mgmt(s, (MPIMsgSCSITaskMgmt *)req);
+ break;
+
+ case MPI_FUNCTION_IOC_INIT:
+ mptsas_process_ioc_init(s, (MPIMsgIOCInit *)req);
+ break;
+
+ case MPI_FUNCTION_IOC_FACTS:
+ mptsas_process_ioc_facts(s, (MPIMsgIOCFacts *)req);
+ break;
+
+ case MPI_FUNCTION_PORT_FACTS:
+ mptsas_process_port_facts(s, (MPIMsgPortFacts *)req);
+ break;
+
+ case MPI_FUNCTION_PORT_ENABLE:
+ mptsas_process_port_enable(s, (MPIMsgPortEnable *)req);
+ break;
+
+ case MPI_FUNCTION_EVENT_NOTIFICATION:
+ mptsas_process_event_notification(s, (MPIMsgEventNotify *)req);
+ break;
+
+ case MPI_FUNCTION_CONFIG:
+ mptsas_process_config(s, (MPIMsgConfig *)req);
+ break;
+
+ default:
+ trace_mptsas_unhandled_cmd(s, req->Function, 0);
+ mptsas_set_fault(s, MPI_IOCSTATUS_INVALID_FUNCTION);
+ break;
+ }
+}
+
+static void mptsas_fetch_request(MPTSASState *s)
+{
+ PCIDevice *pci = (PCIDevice *) s;
+ char req[MPTSAS_MAX_REQUEST_SIZE];
+ MPIRequestHeader *hdr = (MPIRequestHeader *)req;
+ hwaddr addr;
+ int size;
+
+ if (s->state != MPI_IOC_STATE_OPERATIONAL) {
+ mptsas_set_fault(s, MPI_IOCSTATUS_INVALID_STATE);
+ return;
+ }
+
+ /* Read the message header from the guest first. */
+ addr = s->host_mfa_high_addr | MPTSAS_FIFO_GET(s, request_post);
+ pci_dma_read(pci, addr, req, sizeof(hdr));
+
+ if (hdr->Function < ARRAY_SIZE(mpi_request_sizes) &&
+ mpi_request_sizes[hdr->Function]) {
+ /* Read the rest of the request based on the type. Do not
+ * reread everything, as that could cause a TOC/TOU mismatch
+ * and leak data from the QEMU stack.
+ */
+ size = mpi_request_sizes[hdr->Function];
+ assert(size <= MPTSAS_MAX_REQUEST_SIZE);
+ pci_dma_read(pci, addr + sizeof(hdr), &req[sizeof(hdr)],
+ size - sizeof(hdr));
+ }
+
+ if (hdr->Function == MPI_FUNCTION_SCSI_IO_REQUEST) {
+ /* SCSI I/O requests are separate from mptsas_process_message
+ * because they cannot be sent through the doorbell yet.
+ */
+ mptsas_process_scsi_io_request(s, (MPIMsgSCSIIORequest *)req, addr);
+ } else {
+ mptsas_process_message(s, (MPIRequestHeader *)req);
+ }
+}
+
+static void mptsas_fetch_requests(void *opaque)
+{
+ MPTSASState *s = opaque;
+
+ while (!MPTSAS_FIFO_EMPTY(s, request_post)) {
+ mptsas_fetch_request(s);
+ }
+}
+
+static void mptsas_soft_reset(MPTSASState *s)
+{
+ uint32_t save_mask;
+
+ trace_mptsas_reset(s);
+
+ /* Temporarily disable interrupts */
+ save_mask = s->intr_mask;
+ s->intr_mask = MPI_HIM_DIM | MPI_HIM_RIM;
+ mptsas_update_interrupt(s);
+
+ qbus_reset_all(&s->bus.qbus);
+ s->intr_status = 0;
+ s->intr_mask = save_mask;
+
+ s->reply_free_tail = 0;
+ s->reply_free_head = 0;
+ s->reply_post_tail = 0;
+ s->reply_post_head = 0;
+ s->request_post_tail = 0;
+ s->request_post_head = 0;
+ qemu_bh_cancel(s->request_bh);
+
+ s->state = MPI_IOC_STATE_READY;
+}
+
+static uint32_t mptsas_doorbell_read(MPTSASState *s)
+{
+ uint32_t ret;
+
+ ret = (s->who_init << MPI_DOORBELL_WHO_INIT_SHIFT) & MPI_DOORBELL_WHO_INIT_SHIFT;
+ ret |= s->state;
+ switch (s->doorbell_state) {
+ case DOORBELL_NONE:
+ break;
+
+ case DOORBELL_WRITE:
+ ret |= MPI_DOORBELL_ACTIVE;
+ break;
+
+ case DOORBELL_READ:
+ /* Get rid of the IOC fault code. */
+ ret &= ~MPI_DOORBELL_DATA_MASK;
+
+ assert(s->intr_status & MPI_HIS_DOORBELL_INTERRUPT);
+ assert(s->doorbell_reply_idx <= s->doorbell_reply_size);
+
+ ret |= MPI_DOORBELL_ACTIVE;
+ if (s->doorbell_reply_idx < s->doorbell_reply_size) {
+ /* For more information about this endian switch, see the
+ * commit message for commit 36b62ae ("fw_cfg: fix endianness in
+ * fw_cfg_data_mem_read() / _write()", 2015-01-16).
+ */
+ ret |= le16_to_cpu(s->doorbell_reply[s->doorbell_reply_idx++]);
+ }
+ break;
+
+ default:
+ abort();
+ }
+
+ return ret;
+}
+
+static void mptsas_doorbell_write(MPTSASState *s, uint32_t val)
+{
+ if (s->doorbell_state == DOORBELL_WRITE) {
+ if (s->doorbell_idx < s->doorbell_cnt) {
+ /* For more information about this endian switch, see the
+ * commit message for commit 36b62ae ("fw_cfg: fix endianness in
+ * fw_cfg_data_mem_read() / _write()", 2015-01-16).
+ */
+ s->doorbell_msg[s->doorbell_idx++] = cpu_to_le32(val);
+ if (s->doorbell_idx == s->doorbell_cnt) {
+ mptsas_process_message(s, (MPIRequestHeader *)s->doorbell_msg);
+ }
+ }
+ return;
+ }
+
+ switch ((val & MPI_DOORBELL_FUNCTION_MASK) >> MPI_DOORBELL_FUNCTION_SHIFT) {
+ case MPI_FUNCTION_IOC_MESSAGE_UNIT_RESET:
+ mptsas_soft_reset(s);
+ break;
+ case MPI_FUNCTION_IO_UNIT_RESET:
+ break;
+ case MPI_FUNCTION_HANDSHAKE:
+ s->doorbell_state = DOORBELL_WRITE;
+ s->doorbell_idx = 0;
+ s->doorbell_cnt = (val & MPI_DOORBELL_ADD_DWORDS_MASK)
+ >> MPI_DOORBELL_ADD_DWORDS_SHIFT;
+ s->intr_status |= MPI_HIS_DOORBELL_INTERRUPT;
+ mptsas_update_interrupt(s);
+ break;
+ default:
+ trace_mptsas_unhandled_doorbell_cmd(s, val);
+ break;
+ }
+}
+
+static void mptsas_write_sequence_write(MPTSASState *s, uint32_t val)
+{
+ /* If the diagnostic register is enabled, any write to this register
+ * will disable it. Otherwise, the guest has to do a magic five-write
+ * sequence.
+ */
+ if (s->diagnostic & MPI_DIAG_DRWE) {
+ goto disable;
+ }
+
+ switch (s->diagnostic_idx) {
+ case 0:
+ if ((val & MPI_WRSEQ_KEY_VALUE_MASK) != MPI_WRSEQ_1ST_KEY_VALUE) {
+ goto disable;
+ }
+ break;
+ case 1:
+ if ((val & MPI_WRSEQ_KEY_VALUE_MASK) != MPI_WRSEQ_2ND_KEY_VALUE) {
+ goto disable;
+ }
+ break;
+ case 2:
+ if ((val & MPI_WRSEQ_KEY_VALUE_MASK) != MPI_WRSEQ_3RD_KEY_VALUE) {
+ goto disable;
+ }
+ break;
+ case 3:
+ if ((val & MPI_WRSEQ_KEY_VALUE_MASK) != MPI_WRSEQ_4TH_KEY_VALUE) {
+ goto disable;
+ }
+ break;
+ case 4:
+ if ((val & MPI_WRSEQ_KEY_VALUE_MASK) != MPI_WRSEQ_5TH_KEY_VALUE) {
+ goto disable;
+ }
+ /* Prepare Spaceball One for departure, and change the
+ * combination on my luggage!
+ */
+ s->diagnostic |= MPI_DIAG_DRWE;
+ break;
+ }
+ s->diagnostic_idx++;
+ return;
+
+disable:
+ s->diagnostic &= ~MPI_DIAG_DRWE;
+ s->diagnostic_idx = 0;
+}
+
+static int mptsas_hard_reset(MPTSASState *s)
+{
+ mptsas_soft_reset(s);
+
+ s->intr_mask = MPI_HIM_DIM | MPI_HIM_RIM;
+
+ s->host_mfa_high_addr = 0;
+ s->sense_buffer_high_addr = 0;
+ s->reply_frame_size = 0;
+ s->max_devices = MPTSAS_NUM_PORTS;
+ s->max_buses = 1;
+
+ return 0;
+}
+
+static void mptsas_interrupt_status_write(MPTSASState *s)
+{
+ switch (s->doorbell_state) {
+ case DOORBELL_NONE:
+ case DOORBELL_WRITE:
+ s->intr_status &= ~MPI_HIS_DOORBELL_INTERRUPT;
+ break;
+
+ case DOORBELL_READ:
+ /* The reply can be read continuously, so leave the interrupt up. */
+ assert(s->intr_status & MPI_HIS_DOORBELL_INTERRUPT);
+ if (s->doorbell_reply_idx == s->doorbell_reply_size) {
+ s->doorbell_state = DOORBELL_NONE;
+ }
+ break;
+
+ default:
+ abort();
+ }
+ mptsas_update_interrupt(s);
+}
+
+static uint32_t mptsas_reply_post_read(MPTSASState *s)
+{
+ uint32_t ret;
+
+ if (!MPTSAS_FIFO_EMPTY(s, reply_post)) {
+ ret = MPTSAS_FIFO_GET(s, reply_post);
+ } else {
+ ret = -1;
+ s->intr_status &= ~MPI_HIS_REPLY_MESSAGE_INTERRUPT;
+ mptsas_update_interrupt(s);
+ }
+
+ return ret;
+}
+
+static uint64_t mptsas_mmio_read(void *opaque, hwaddr addr,
+ unsigned size)
+{
+ MPTSASState *s = opaque;
+ uint32_t ret = 0;
+
+ switch (addr & ~3) {
+ case MPI_DOORBELL_OFFSET:
+ ret = mptsas_doorbell_read(s);
+ break;
+
+ case MPI_DIAGNOSTIC_OFFSET:
+ ret = s->diagnostic;
+ break;
+
+ case MPI_HOST_INTERRUPT_STATUS_OFFSET:
+ ret = s->intr_status;
+ break;
+
+ case MPI_HOST_INTERRUPT_MASK_OFFSET:
+ ret = s->intr_mask;
+ break;
+
+ case MPI_REPLY_POST_FIFO_OFFSET:
+ ret = mptsas_reply_post_read(s);
+ break;
+
+ default:
+ trace_mptsas_mmio_unhandled_read(s, addr);
+ break;
+ }
+ trace_mptsas_mmio_read(s, addr, ret);
+ return ret;
+}
+
+static void mptsas_mmio_write(void *opaque, hwaddr addr,
+ uint64_t val, unsigned size)
+{
+ MPTSASState *s = opaque;
+
+ trace_mptsas_mmio_write(s, addr, val);
+ switch (addr) {
+ case MPI_DOORBELL_OFFSET:
+ mptsas_doorbell_write(s, val);
+ break;
+
+ case MPI_WRITE_SEQUENCE_OFFSET:
+ mptsas_write_sequence_write(s, val);
+ break;
+
+ case MPI_DIAGNOSTIC_OFFSET:
+ if (val & MPI_DIAG_RESET_ADAPTER) {
+ mptsas_hard_reset(s);
+ }
+ break;
+
+ case MPI_HOST_INTERRUPT_STATUS_OFFSET:
+ mptsas_interrupt_status_write(s);
+ break;
+
+ case MPI_HOST_INTERRUPT_MASK_OFFSET:
+ s->intr_mask = val & (MPI_HIM_RIM | MPI_HIM_DIM);
+ mptsas_update_interrupt(s);
+ break;
+
+ case MPI_REQUEST_POST_FIFO_OFFSET:
+ if (MPTSAS_FIFO_FULL(s, request_post)) {
+ mptsas_set_fault(s, MPI_IOCSTATUS_INSUFFICIENT_RESOURCES);
+ } else {
+ MPTSAS_FIFO_PUT(s, request_post, val & ~0x03);
+ qemu_bh_schedule(s->request_bh);
+ }
+ break;
+
+ case MPI_REPLY_FREE_FIFO_OFFSET:
+ if (MPTSAS_FIFO_FULL(s, reply_free)) {
+ mptsas_set_fault(s, MPI_IOCSTATUS_INSUFFICIENT_RESOURCES);
+ } else {
+ MPTSAS_FIFO_PUT(s, reply_free, val);
+ }
+ break;
+
+ default:
+ trace_mptsas_mmio_unhandled_write(s, addr, val);
+ break;
+ }
+}
+
+static const MemoryRegionOps mptsas_mmio_ops = {
+ .read = mptsas_mmio_read,
+ .write = mptsas_mmio_write,
+ .endianness = DEVICE_LITTLE_ENDIAN,
+ .impl = {
+ .min_access_size = 4,
+ .max_access_size = 4,
+ }
+};
+
+static const MemoryRegionOps mptsas_port_ops = {
+ .read = mptsas_mmio_read,
+ .write = mptsas_mmio_write,
+ .endianness = DEVICE_LITTLE_ENDIAN,
+ .impl = {
+ .min_access_size = 4,
+ .max_access_size = 4,
+ }
+};
+
+static uint64_t mptsas_diag_read(void *opaque, hwaddr addr,
+ unsigned size)
+{
+ MPTSASState *s = opaque;
+ trace_mptsas_diag_read(s, addr, 0);
+ return 0;
+}
+
+static void mptsas_diag_write(void *opaque, hwaddr addr,
+ uint64_t val, unsigned size)
+{
+ MPTSASState *s = opaque;
+ trace_mptsas_diag_write(s, addr, val);
+}
+
+static const MemoryRegionOps mptsas_diag_ops = {
+ .read = mptsas_diag_read,
+ .write = mptsas_diag_write,
+ .endianness = DEVICE_LITTLE_ENDIAN,
+ .impl = {
+ .min_access_size = 4,
+ .max_access_size = 4,
+ }
+};
+
+static QEMUSGList *mptsas_get_sg_list(SCSIRequest *sreq)
+{
+ MPTSASRequest *req = sreq->hba_private;
+
+ return &req->qsg;
+}
+
+static void mptsas_command_complete(SCSIRequest *sreq,
+ uint32_t status, size_t resid)
+{
+ MPTSASRequest *req = sreq->hba_private;
+ MPTSASState *s = req->dev;
+ uint8_t sense_buf[SCSI_SENSE_BUF_SIZE];
+ uint8_t sense_len;
+
+ hwaddr sense_buffer_addr = req->dev->sense_buffer_high_addr |
+ req->scsi_io.SenseBufferLowAddr;
+
+ trace_mptsas_command_complete(s, req->scsi_io.MsgContext, status, resid);
+
+ sense_len = scsi_req_get_sense(sreq, sense_buf, SCSI_SENSE_BUF_SIZE);
+ if (sense_len > 0) {
+ pci_dma_write(PCI_DEVICE(s), sense_buffer_addr, sense_buf,
+ MIN(req->scsi_io.SenseBufferLength, sense_len));
+ }
+
+ if (sreq->status != GOOD || resid ||
+ req->dev->doorbell_state == DOORBELL_WRITE) {
+ MPIMsgSCSIIOReply reply;
+
+ memset(&reply, 0, sizeof(reply));
+ reply.TargetID = req->scsi_io.TargetID;
+ reply.Bus = req->scsi_io.Bus;
+ reply.MsgLength = sizeof(reply) / 4;
+ reply.Function = req->scsi_io.Function;
+ reply.CDBLength = req->scsi_io.CDBLength;
+ reply.SenseBufferLength = req->scsi_io.SenseBufferLength;
+ reply.MsgFlags = req->scsi_io.MsgFlags;
+ reply.MsgContext = req->scsi_io.MsgContext;
+ reply.SCSIStatus = sreq->status;
+ if (sreq->status == GOOD) {
+ reply.TransferCount = req->scsi_io.DataLength - resid;
+ if (resid) {
+ reply.IOCStatus = MPI_IOCSTATUS_SCSI_DATA_UNDERRUN;
+ }
+ } else {
+ reply.SCSIState = MPI_SCSI_STATE_AUTOSENSE_VALID;
+ reply.SenseCount = sense_len;
+ reply.IOCStatus = MPI_IOCSTATUS_SCSI_DATA_UNDERRUN;
+ }
+
+ mptsas_fix_scsi_io_reply_endianness(&reply);
+ mptsas_post_reply(req->dev, (MPIDefaultReply *)&reply);
+ } else {
+ mptsas_turbo_reply(req->dev, req->scsi_io.MsgContext);
+ }
+
+ mptsas_free_request(req);
+}
+
+static void mptsas_request_cancelled(SCSIRequest *sreq)
+{
+ MPTSASRequest *req = sreq->hba_private;
+ MPIMsgSCSIIOReply reply;
+
+ memset(&reply, 0, sizeof(reply));
+ reply.TargetID = req->scsi_io.TargetID;
+ reply.Bus = req->scsi_io.Bus;
+ reply.MsgLength = sizeof(reply) / 4;
+ reply.Function = req->scsi_io.Function;
+ reply.CDBLength = req->scsi_io.CDBLength;
+ reply.SenseBufferLength = req->scsi_io.SenseBufferLength;
+ reply.MsgFlags = req->scsi_io.MsgFlags;
+ reply.MsgContext = req->scsi_io.MsgContext;
+ reply.SCSIState = MPI_SCSI_STATE_NO_SCSI_STATUS;
+ reply.IOCStatus = MPI_IOCSTATUS_SCSI_TASK_TERMINATED;
+
+ mptsas_fix_scsi_io_reply_endianness(&reply);
+ mptsas_post_reply(req->dev, (MPIDefaultReply *)&reply);
+ mptsas_free_request(req);
+}
+
+static void mptsas_save_request(QEMUFile *f, SCSIRequest *sreq)
+{
+ MPTSASRequest *req = sreq->hba_private;
+ int i;
+
+ qemu_put_buffer(f, (unsigned char *)&req->scsi_io, sizeof(req->scsi_io));
+ qemu_put_be32(f, req->qsg.nsg);
+ for (i = 0; i < req->qsg.nsg; i++) {
+ qemu_put_be64(f, req->qsg.sg[i].base);
+ qemu_put_be64(f, req->qsg.sg[i].len);
+ }
+}
+
+static void *mptsas_load_request(QEMUFile *f, SCSIRequest *sreq)
+{
+ SCSIBus *bus = sreq->bus;
+ MPTSASState *s = container_of(bus, MPTSASState, bus);
+ PCIDevice *pci = PCI_DEVICE(s);
+ MPTSASRequest *req;
+ int i, n;
+
+ req = g_new(MPTSASRequest, 1);
+ qemu_get_buffer(f, (unsigned char *)&req->scsi_io, sizeof(req->scsi_io));
+
+ n = qemu_get_be32(f);
+ /* TODO: add a way for SCSIBusInfo's load_request to fail,
+ * and fail migration instead of asserting here.
+ * When we do, we might be able to re-enable NDEBUG below.
+ */
+#ifdef NDEBUG
+#error building with NDEBUG is not supported
+#endif
+ assert(n >= 0);
+
+ pci_dma_sglist_init(&req->qsg, pci, n);
+ for (i = 0; i < n; i++) {
+ uint64_t base = qemu_get_be64(f);
+ uint64_t len = qemu_get_be64(f);
+ qemu_sglist_add(&req->qsg, base, len);
+ }
+
+ scsi_req_ref(sreq);
+ req->sreq = sreq;
+ req->dev = s;
+
+ return req;
+}
+
+static const struct SCSIBusInfo mptsas_scsi_info = {
+ .tcq = true,
+ .max_target = MPTSAS_NUM_PORTS,
+ .max_lun = 1,
+
+ .get_sg_list = mptsas_get_sg_list,
+ .complete = mptsas_command_complete,
+ .cancel = mptsas_request_cancelled,
+ .save_request = mptsas_save_request,
+ .load_request = mptsas_load_request,
+};
+
+static void mptsas_scsi_init(PCIDevice *dev, Error **errp)
+{
+ DeviceState *d = DEVICE(dev);
+ MPTSASState *s = MPT_SAS(dev);
+
+ dev->config[PCI_LATENCY_TIMER] = 0;
+ dev->config[PCI_INTERRUPT_PIN] = 0x01;
+
+ memory_region_init_io(&s->mmio_io, OBJECT(s), &mptsas_mmio_ops, s,
+ "mptsas-mmio", 0x4000);
+ memory_region_init_io(&s->port_io, OBJECT(s), &mptsas_port_ops, s,
+ "mptsas-io", 256);
+ memory_region_init_io(&s->diag_io, OBJECT(s), &mptsas_diag_ops, s,
+ "mptsas-diag", 0x10000);
+
+ if (s->msi_available &&
+ msi_init(dev, 0, 1, true, false) >= 0) {
+ s->msi_in_use = true;
+ }
+
+ pci_register_bar(dev, 0, PCI_BASE_ADDRESS_SPACE_IO, &s->port_io);
+ pci_register_bar(dev, 1, PCI_BASE_ADDRESS_SPACE_MEMORY |
+ PCI_BASE_ADDRESS_MEM_TYPE_32, &s->mmio_io);
+ pci_register_bar(dev, 2, PCI_BASE_ADDRESS_SPACE_MEMORY |
+ PCI_BASE_ADDRESS_MEM_TYPE_32, &s->diag_io);
+
+ if (!s->sas_addr) {
+ s->sas_addr = ((NAA_LOCALLY_ASSIGNED_ID << 24) |
+ IEEE_COMPANY_LOCALLY_ASSIGNED) << 36;
+ s->sas_addr |= (pci_bus_num(dev->bus) << 16);
+ s->sas_addr |= (PCI_SLOT(dev->devfn) << 8);
+ s->sas_addr |= PCI_FUNC(dev->devfn);
+ }
+ s->max_devices = MPTSAS_NUM_PORTS;
+
+ s->request_bh = qemu_bh_new(mptsas_fetch_requests, s);
+
+ QTAILQ_INIT(&s->pending);
+
+ scsi_bus_new(&s->bus, sizeof(s->bus), &dev->qdev, &mptsas_scsi_info, NULL);
+ if (!d->hotplugged) {
+ scsi_bus_legacy_handle_cmdline(&s->bus, errp);
+ }
+}
+
+static void mptsas_scsi_uninit(PCIDevice *dev)
+{
+ MPTSASState *s = MPT_SAS(dev);
+
+ qemu_bh_delete(s->request_bh);
+ if (s->msi_in_use) {
+ msi_uninit(dev);
+ }
+}
+
+static void mptsas_reset(DeviceState *dev)
+{
+ MPTSASState *s = MPT_SAS(dev);
+
+ mptsas_hard_reset(s);
+}
+
+static int mptsas_post_load(void *opaque, int version_id)
+{
+ MPTSASState *s = opaque;
+
+ if (s->doorbell_idx > s->doorbell_cnt ||
+ s->doorbell_cnt > ARRAY_SIZE(s->doorbell_msg) ||
+ s->doorbell_reply_idx > s->doorbell_reply_size ||
+ s->doorbell_reply_size > ARRAY_SIZE(s->doorbell_reply) ||
+ MPTSAS_FIFO_INVALID(s, request_post) ||
+ MPTSAS_FIFO_INVALID(s, reply_post) ||
+ MPTSAS_FIFO_INVALID(s, reply_free) ||
+ s->diagnostic_idx > 4) {
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static const VMStateDescription vmstate_mptsas = {
+ .name = "mptsas",
+ .version_id = 0,
+ .minimum_version_id = 0,
+ .minimum_version_id_old = 0,
+ .post_load = mptsas_post_load,
+ .fields = (VMStateField[]) {
+ VMSTATE_PCI_DEVICE(dev, MPTSASState),
+ VMSTATE_BOOL(msi_in_use, MPTSASState),
+
+ VMSTATE_UINT32(state, MPTSASState),
+ VMSTATE_UINT8(who_init, MPTSASState),
+ VMSTATE_UINT8(doorbell_state, MPTSASState),
+ VMSTATE_UINT32_ARRAY(doorbell_msg, MPTSASState, 256),
+ VMSTATE_INT32(doorbell_idx, MPTSASState),
+ VMSTATE_INT32(doorbell_cnt, MPTSASState),
+
+ VMSTATE_UINT16_ARRAY(doorbell_reply, MPTSASState, 256),
+ VMSTATE_INT32(doorbell_reply_idx, MPTSASState),
+ VMSTATE_INT32(doorbell_reply_size, MPTSASState),
+
+ VMSTATE_UINT32(diagnostic, MPTSASState),
+ VMSTATE_UINT8(diagnostic_idx, MPTSASState),
+
+ VMSTATE_UINT32(intr_status, MPTSASState),
+ VMSTATE_UINT32(intr_mask, MPTSASState),
+
+ VMSTATE_UINT32_ARRAY(request_post, MPTSASState,
+ MPTSAS_REQUEST_QUEUE_DEPTH + 1),
+ VMSTATE_UINT16(request_post_head, MPTSASState),
+ VMSTATE_UINT16(request_post_tail, MPTSASState),
+
+ VMSTATE_UINT32_ARRAY(reply_post, MPTSASState,
+ MPTSAS_REPLY_QUEUE_DEPTH + 1),
+ VMSTATE_UINT16(reply_post_head, MPTSASState),
+ VMSTATE_UINT16(reply_post_tail, MPTSASState),
+
+ VMSTATE_UINT32_ARRAY(reply_free, MPTSASState,
+ MPTSAS_REPLY_QUEUE_DEPTH + 1),
+ VMSTATE_UINT16(reply_free_head, MPTSASState),
+ VMSTATE_UINT16(reply_free_tail, MPTSASState),
+
+ VMSTATE_UINT16(max_buses, MPTSASState),
+ VMSTATE_UINT16(max_devices, MPTSASState),
+ VMSTATE_UINT16(reply_frame_size, MPTSASState),
+ VMSTATE_UINT64(host_mfa_high_addr, MPTSASState),
+ VMSTATE_UINT64(sense_buffer_high_addr, MPTSASState),
+ VMSTATE_END_OF_LIST()
+ }
+};
+
+static Property mptsas_properties[] = {
+ DEFINE_PROP_UINT64("sas_address", MPTSASState, sas_addr, 0),
+ /* TODO: test MSI support under Windows */
+ DEFINE_PROP_BIT("msi", MPTSASState, msi_available, 0, true),
+ DEFINE_PROP_END_OF_LIST(),
+};
+
+static void mptsas1068_class_init(ObjectClass *oc, void *data)
+{
+ DeviceClass *dc = DEVICE_CLASS(oc);
+ PCIDeviceClass *pc = PCI_DEVICE_CLASS(oc);
+
+ pc->realize = mptsas_scsi_init;
+ pc->exit = mptsas_scsi_uninit;
+ pc->romfile = 0;
+ pc->vendor_id = PCI_VENDOR_ID_LSI_LOGIC;
+ pc->device_id = PCI_DEVICE_ID_LSI_SAS1068;
+ pc->subsystem_vendor_id = PCI_VENDOR_ID_LSI_LOGIC;
+ pc->subsystem_id = 0x8000;
+ pc->class_id = PCI_CLASS_STORAGE_SCSI;
+ dc->props = mptsas_properties;
+ dc->reset = mptsas_reset;
+ dc->vmsd = &vmstate_mptsas;
+ dc->desc = "LSI SAS 1068";
+}
+
+static const TypeInfo mptsas_info = {
+ .name = TYPE_MPTSAS1068,
+ .parent = TYPE_PCI_DEVICE,
+ .instance_size = sizeof(MPTSASState),
+ .class_init = mptsas1068_class_init,
+};
+
+static void mptsas_register_types(void)
+{
+ type_register(&mptsas_info);
+}
+
+type_init(mptsas_register_types)
diff --git a/hw/scsi/mptsas.h b/hw/scsi/mptsas.h
new file mode 100644
index 0000000000..595f81fb5b
--- /dev/null
+++ b/hw/scsi/mptsas.h
@@ -0,0 +1,100 @@
+#ifndef MPTSAS_H
+#define MPTSAS_H
+
+#include "mpi.h"
+
+#define MPTSAS_NUM_PORTS 8
+#define MPTSAS_MAX_FRAMES 2048 /* Firmware limit at 65535 */
+
+#define MPTSAS_REQUEST_QUEUE_DEPTH 128
+#define MPTSAS_REPLY_QUEUE_DEPTH 128
+
+#define MPTSAS_MAXIMUM_CHAIN_DEPTH 0x22
+
+typedef struct MPTSASState MPTSASState;
+typedef struct MPTSASRequest MPTSASRequest;
+
+enum {
+ DOORBELL_NONE,
+ DOORBELL_WRITE,
+ DOORBELL_READ
+};
+
+struct MPTSASState {
+ PCIDevice dev;
+ MemoryRegion mmio_io;
+ MemoryRegion port_io;
+ MemoryRegion diag_io;
+ QEMUBH *request_bh;
+
+ uint32_t msi_available;
+ uint64_t sas_addr;
+
+ bool msi_in_use;
+
+ /* Doorbell register */
+ uint32_t state;
+ uint8_t who_init;
+ uint8_t doorbell_state;
+
+ /* Buffer for requests that are sent through the doorbell register. */
+ uint32_t doorbell_msg[256];
+ int doorbell_idx;
+ int doorbell_cnt;
+
+ uint16_t doorbell_reply[256];
+ int doorbell_reply_idx;
+ int doorbell_reply_size;
+
+ /* Other registers */
+ uint8_t diagnostic_idx;
+ uint32_t diagnostic;
+ uint32_t intr_mask;
+ uint32_t intr_status;
+
+ /* Request queues */
+ uint32_t request_post[MPTSAS_REQUEST_QUEUE_DEPTH + 1];
+ uint16_t request_post_head;
+ uint16_t request_post_tail;
+
+ uint32_t reply_post[MPTSAS_REPLY_QUEUE_DEPTH + 1];
+ uint16_t reply_post_head;
+ uint16_t reply_post_tail;
+
+ uint32_t reply_free[MPTSAS_REPLY_QUEUE_DEPTH + 1];
+ uint16_t reply_free_head;
+ uint16_t reply_free_tail;
+
+ /* IOC Facts */
+ hwaddr host_mfa_high_addr;
+ hwaddr sense_buffer_high_addr;
+ uint16_t max_devices;
+ uint16_t max_buses;
+ uint16_t reply_frame_size;
+
+ SCSIBus bus;
+ QTAILQ_HEAD(, MPTSASRequest) pending;
+};
+
+void mptsas_fix_scsi_io_endianness(MPIMsgSCSIIORequest *req);
+void mptsas_fix_scsi_io_reply_endianness(MPIMsgSCSIIOReply *reply);
+void mptsas_fix_scsi_task_mgmt_endianness(MPIMsgSCSITaskMgmt *req);
+void mptsas_fix_scsi_task_mgmt_reply_endianness(MPIMsgSCSITaskMgmtReply *reply);
+void mptsas_fix_ioc_init_endianness(MPIMsgIOCInit *req);
+void mptsas_fix_ioc_init_reply_endianness(MPIMsgIOCInitReply *reply);
+void mptsas_fix_ioc_facts_endianness(MPIMsgIOCFacts *req);
+void mptsas_fix_ioc_facts_reply_endianness(MPIMsgIOCFactsReply *reply);
+void mptsas_fix_config_endianness(MPIMsgConfig *req);
+void mptsas_fix_config_reply_endianness(MPIMsgConfigReply *reply);
+void mptsas_fix_port_facts_endianness(MPIMsgPortFacts *req);
+void mptsas_fix_port_facts_reply_endianness(MPIMsgPortFactsReply *reply);
+void mptsas_fix_port_enable_endianness(MPIMsgPortEnable *req);
+void mptsas_fix_port_enable_reply_endianness(MPIMsgPortEnableReply *reply);
+void mptsas_fix_event_notification_endianness(MPIMsgEventNotify *req);
+void mptsas_fix_event_notification_reply_endianness(MPIMsgEventNotifyReply *reply);
+
+void mptsas_reply(MPTSASState *s, MPIDefaultReply *reply);
+
+void mptsas_process_config(MPTSASState *s, MPIMsgConfig *req);
+
+#endif /* MPTSAS_H */
diff --git a/include/hw/pci/pci_ids.h b/include/hw/pci/pci_ids.h
index d98e6c915d..db85afa03e 100644
--- a/include/hw/pci/pci_ids.h
+++ b/include/hw/pci/pci_ids.h
@@ -64,6 +64,7 @@
#define PCI_VENDOR_ID_LSI_LOGIC 0x1000
#define PCI_DEVICE_ID_LSI_53C810 0x0001
#define PCI_DEVICE_ID_LSI_53C895A 0x0012
+#define PCI_DEVICE_ID_LSI_SAS1068 0x0054
#define PCI_DEVICE_ID_LSI_SAS1078 0x0060
#define PCI_DEVICE_ID_LSI_SAS0079 0x0079
diff --git a/trace-events b/trace-events
index c9ac144cee..f986c81dad 100644
--- a/trace-events
+++ b/trace-events
@@ -726,6 +726,28 @@ lm32_uart_memory_write(uint32_t addr, uint32_t value) "addr 0x%08x value 0x%08x"
lm32_uart_memory_read(uint32_t addr, uint32_t value) "addr 0x%08x value 0x%08x"
lm32_uart_irq_state(int level) "irq state %d"
+# hw/scsi/mptsas.c
+mptsas_command_complete(void *dev, uint32_t ctx, uint32_t status, uint32_t resid) "dev %p context 0x%08x status %x resid %d"
+mptsas_diag_read(void *dev, uint32_t addr, uint32_t val) "dev %p addr 0x%08x value 0x%08x"
+mptsas_diag_write(void *dev, uint32_t addr, uint32_t val) "dev %p addr 0x%08x value 0x%08x"
+mptsas_irq_intx(void *dev, int level) "dev %p level %d"
+mptsas_irq_msi(void *dev) "dev %p "
+mptsas_mmio_read(void *dev, uint32_t addr, uint32_t val) "dev %p addr 0x%08x value 0x%x"
+mptsas_mmio_unhandled_read(void *dev, uint32_t addr) "dev %p addr 0x%08x"
+mptsas_mmio_unhandled_write(void *dev, uint32_t addr, uint32_t val) "dev %p addr 0x%08x value 0x%x"
+mptsas_mmio_write(void *dev, uint32_t addr, uint32_t val) "dev %p addr 0x%08x value 0x%x"
+mptsas_process_message(void *dev, int msg, uint32_t ctx) "dev %p cmd %d context 0x%08x\n"
+mptsas_process_scsi_io_request(void *dev, int bus, int target, int lun, uint64_t len) "dev %p dev %d:%d:%d length %"PRIu64""
+mptsas_reset(void *dev) "dev %p "
+mptsas_scsi_overflow(void *dev, uint32_t ctx, uint64_t req, uint64_t found) "dev %p context 0x%08x: %"PRIu64"/%"PRIu64""
+mptsas_sgl_overflow(void *dev, uint32_t ctx, uint64_t req, uint64_t found) "dev %p context 0x%08x: %"PRIu64"/%"PRIu64""
+mptsas_unhandled_cmd(void *dev, uint32_t ctx, uint8_t msg_cmd) "dev %p context 0x%08x: Unhandled cmd %x"
+mptsas_unhandled_doorbell_cmd(void *dev, int cmd) "dev %p value 0x%08x"
+
+# hw/scsi/mptconfig.c
+mptsas_config_sas_device(void *dev, int address, int port, int phy_handle, int dev_handle, int page) "dev %p address %d (port %d, handles: phy %d dev %d) page %d"
+mptsas_config_sas_phy(void *dev, int address, int port, int phy_handle, int dev_handle, int page) "dev %p address %d (port %d, handles: phy %d dev %d) page %d"
+
# hw/scsi/megasas.c
megasas_init_firmware(uint64_t pa) "pa %" PRIx64 " "
megasas_init_queue(uint64_t queue_pa, int queue_len, uint64_t head, uint64_t tail, uint32_t flags) "queue at %" PRIx64 " len %d head %" PRIx64 " tail %" PRIx64 " flags %x"
generated by cgit v1.2.3 (git 2.26.2) at 2024-12-22 08:59:28 +0000