344 lines
9.3 KiB
C
344 lines
9.3 KiB
C
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/*
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* HighPoint RR3xxx RAID Driver for FreeBSD
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* Copyright (C) 2005-2007 HighPoint Technologies, Inc. All Rights Reserved.
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef _HPTIOP_H
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#define _HPTIOP_H
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#ifdef DBG
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int hpt_dbg_level = 0;
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#define KdPrint(x) do { if (hpt_dbg_level) printf x; } while (0)
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#define HPT_ASSERT(x) assert(x)
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#else
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#define KdPrint(x)
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#define HPT_ASSERT(x)
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#endif
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#define HPT_SRB_MAX_REQ_SIZE 600
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#define HPT_SRB_MAX_QUEUE_SIZE 0x100
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/* beyond 64G mem */
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#define HPT_SRB_FLAG_HIGH_MEM_ACESS 0x1
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#define HPT_SRB_MAX_SIZE ((sizeof(struct hpt_iop_srb) + 0x1f) & ~0x1f)
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#define HPT_IOCTL_MAGIC 0xA1B2C3D4
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#define HPT_IOCTL_MAGIC32 0x1A2B3C4D
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struct hpt_iopmu
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{
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u_int32_t resrved0[4];
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u_int32_t inbound_msgaddr0;
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u_int32_t inbound_msgaddr1;
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u_int32_t outbound_msgaddr0;
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u_int32_t outbound_msgaddr1;
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u_int32_t inbound_doorbell;
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u_int32_t inbound_intstatus;
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u_int32_t inbound_intmask;
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u_int32_t outbound_doorbell;
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u_int32_t outbound_intstatus;
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u_int32_t outbound_intmask;
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u_int32_t reserved1[2];
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u_int32_t inbound_queue;
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u_int32_t outbound_queue;
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};
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struct hpt_iop_ioctl_param {
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u_int32_t Magic; /* used to check if it's a valid ioctl packet */
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u_int32_t dwIoControlCode; /* operation control code */
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unsigned long lpInBuffer; /* input data buffer */
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u_int32_t nInBufferSize; /* size of input data buffer */
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unsigned long lpOutBuffer; /* output data buffer */
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u_int32_t nOutBufferSize; /* size of output data buffer */
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unsigned long lpBytesReturned; /* count of HPT_U8s returned */
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} __attribute__((packed));
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struct hpt_iop_srb {
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u_int8_t req[HPT_SRB_MAX_REQ_SIZE];
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struct hpt_iop_hba *hba;
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union ccb *ccb;
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struct hpt_iop_srb * next;
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bus_dmamap_t dma_map;
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u_int32_t phy_addr;
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u_int32_t srb_flag;
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int index;
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};
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#define IOPMU_QUEUE_EMPTY 0xffffffff
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#define IOPMU_QUEUE_MASK_HOST_BITS 0xf0000000
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#define IOPMU_QUEUE_ADDR_HOST_BIT 0x80000000
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#define IOPMU_QUEUE_REQUEST_SIZE_BIT 0x40000000
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#define IOPMU_QUEUE_REQUEST_RESULT_BIT 0x40000000
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#define IOPMU_MAX_MEM_SUPPORT_MASK_64G 0xfffffff000000000ull
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#define IOPMU_MAX_MEM_SUPPORT_MASK_32G 0xfffffff800000000ull
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#define IOPMU_OUTBOUND_INT_MSG0 1
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#define IOPMU_OUTBOUND_INT_MSG1 2
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#define IOPMU_OUTBOUND_INT_DOORBELL 4
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#define IOPMU_OUTBOUND_INT_POSTQUEUE 8
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#define IOPMU_OUTBOUND_INT_PCI 0x10
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#define IOPMU_INBOUND_INT_MSG0 1
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#define IOPMU_INBOUND_INT_MSG1 2
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#define IOPMU_INBOUND_INT_DOORBELL 4
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#define IOPMU_INBOUND_INT_ERROR 8
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#define IOPMU_INBOUND_INT_POSTQUEUE 0x10
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enum hpt_iopmu_message {
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/* host-to-iop messages */
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IOPMU_INBOUND_MSG0_NOP = 0,
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IOPMU_INBOUND_MSG0_RESET,
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IOPMU_INBOUND_MSG0_FLUSH,
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IOPMU_INBOUND_MSG0_SHUTDOWN,
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IOPMU_INBOUND_MSG0_STOP_BACKGROUND_TASK,
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IOPMU_INBOUND_MSG0_START_BACKGROUND_TASK,
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IOPMU_INBOUND_MSG0_MAX = 0xff,
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/* iop-to-host messages */
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IOPMU_OUTBOUND_MSG0_REGISTER_DEVICE_0 = 0x100,
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IOPMU_OUTBOUND_MSG0_REGISTER_DEVICE_MAX = 0x1ff,
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IOPMU_OUTBOUND_MSG0_UNREGISTER_DEVICE_0 = 0x200,
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IOPMU_OUTBOUND_MSG0_UNREGISTER_DEVICE_MAX = 0x2ff,
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IOPMU_OUTBOUND_MSG0_REVALIDATE_DEVICE_0 = 0x300,
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IOPMU_OUTBOUND_MSG0_REVALIDATE_DEVICE_MAX = 0x3ff,
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};
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struct hpt_iop_request_header
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{
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u_int32_t size;
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u_int32_t type;
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u_int32_t flags;
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u_int32_t result;
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u_int32_t context; /* host context */
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u_int32_t context_hi32;
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};
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#define IOP_REQUEST_FLAG_SYNC_REQUEST 1
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#define IOP_REQUEST_FLAG_BIST_REQUEST 2
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#define IOP_REQUEST_FLAG_REMAPPED 4
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#define IOP_REQUEST_FLAG_OUTPUT_CONTEXT 8
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enum hpt_iop_request_type {
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IOP_REQUEST_TYPE_GET_CONFIG = 0,
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IOP_REQUEST_TYPE_SET_CONFIG,
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IOP_REQUEST_TYPE_BLOCK_COMMAND,
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IOP_REQUEST_TYPE_SCSI_COMMAND,
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IOP_REQUEST_TYPE_IOCTL_COMMAND,
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IOP_REQUEST_TYPE_MAX
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};
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enum hpt_iop_result_type {
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IOP_RESULT_PENDING = 0,
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IOP_RESULT_SUCCESS,
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IOP_RESULT_FAIL,
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IOP_RESULT_BUSY,
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IOP_RESULT_RESET,
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IOP_RESULT_INVALID_REQUEST,
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IOP_RESULT_BAD_TARGET,
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IOP_RESULT_MODE_SENSE_CHECK_CONDITION,
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};
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struct hpt_iop_request_get_config
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{
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struct hpt_iop_request_header header;
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u_int32_t interface_version;
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u_int32_t firmware_version;
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u_int32_t max_requests;
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u_int32_t request_size;
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u_int32_t max_sg_count;
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u_int32_t data_transfer_length;
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u_int32_t alignment_mask;
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u_int32_t max_devices;
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u_int32_t sdram_size;
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};
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struct hpt_iop_request_set_config
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{
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struct hpt_iop_request_header header;
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u_int32_t iop_id;
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u_int16_t vbus_id;
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u_int16_t max_host_request_size;
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u_int32_t reserve[6];
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};
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struct hpt_iopsg
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{
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u_int32_t size;
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u_int32_t eot; /* non-zero: end of table */
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u_int64_t pci_address;
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};
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struct hpt_iop_request_block_command
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{
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struct hpt_iop_request_header header;
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u_int8_t channel;
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u_int8_t target;
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u_int8_t lun;
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u_int8_t pad1;
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u_int16_t command; /* IOP_BLOCK_COMMAND_{READ,WRITE} */
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u_int16_t sectors;
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u_int64_t lba;
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struct hpt_iopsg sg_list[1];
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};
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#define IOP_BLOCK_COMMAND_READ 1
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#define IOP_BLOCK_COMMAND_WRITE 2
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#define IOP_BLOCK_COMMAND_VERIFY 3
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#define IOP_BLOCK_COMMAND_FLUSH 4
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#define IOP_BLOCK_COMMAND_SHUTDOWN 5
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struct hpt_iop_request_scsi_command
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{
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struct hpt_iop_request_header header;
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u_int8_t channel;
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u_int8_t target;
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u_int8_t lun;
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u_int8_t pad1;
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u_int8_t cdb[16];
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u_int32_t dataxfer_length;
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struct hpt_iopsg sg_list[1];
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};
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struct hpt_iop_request_ioctl_command
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{
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struct hpt_iop_request_header header;
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u_int32_t ioctl_code;
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u_int32_t inbuf_size;
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u_int32_t outbuf_size;
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u_int32_t bytes_returned;
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u_int8_t buf[1];
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/* out data should be put at buf[(inbuf_size+3)&~3] */
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};
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#define HPT_CTL_CODE_BSD_TO_IOP(x) ((x)-0xff00)
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#if __FreeBSD_version>503000
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typedef struct cdev * ioctl_dev_t;
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#else
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typedef dev_t ioctl_dev_t;
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#endif
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#if __FreeBSD_version >= 500000
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typedef struct thread * ioctl_thread_t;
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#else
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typedef struct proc * ioctl_thread_t;
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#endif
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struct hpt_iop_hba {
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struct hpt_iopmu *iop;
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struct hpt_iop_hba *next;
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u_int32_t firmware_version;
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u_int32_t interface_version;
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u_int32_t max_devices;
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u_int32_t max_requests;
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u_int32_t max_request_size;
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u_int32_t max_sg_count;
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int msg_done;
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device_t pcidev;
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u_int32_t pciunit;
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ioctl_dev_t ioctl_dev;
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struct resource *bar0_res;
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int bar0_rid;
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bus_dma_tag_t parent_dmat;
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bus_dma_tag_t io_dmat;
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bus_dma_tag_t srb_dmat;
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bus_dmamap_t srb_dmamap;
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/* to release */
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u_int8_t *uncached_ptr;
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/* for scsi request block */
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struct hpt_iop_srb *srb_list;
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/* for interrupt */
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struct resource *irq_res;
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void *irq_handle;
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/* other resources */
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struct cam_sim *sim;
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struct cam_path *path;
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void *req;
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#if (__FreeBSD_version >= 500000)
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struct mtx lock;
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#else
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int hpt_splx;
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#endif
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#define HPT_IOCTL_FLAG_OPEN 1
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u_int32_t flag;
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struct hpt_iop_srb* srb[HPT_SRB_MAX_QUEUE_SIZE];
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};
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#if __FreeBSD_version >= 500000
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#define hptiop_lock_adapter(hba) mtx_lock(&(hba)->lock)
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#define hptiop_unlock_adapter(hba) mtx_unlock(&(hba)->lock)
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#else
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static __inline void hptiop_lock_adapter(struct hpt_iop_hba *hba)
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{
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hba->hpt_splx = splcam();
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}
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static __inline void hptiop_unlock_adapter(struct hpt_iop_hba *hba)
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{
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splx(hba->hpt_splx);
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}
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#endif
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#define HPT_OSM_TIMEOUT (20*hz) /* timeout value for OS commands */
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#define HPT_DO_IOCONTROL _IOW('H', 0, struct hpt_iop_ioctl_param)
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#define HPT_SCAN_BUS _IO('H', 1)
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static __inline int hptiop_sleep(struct hpt_iop_hba *hba, void *ident,
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int priority, const char *wmesg, int timo)
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{
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int retval;
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#if __FreeBSD_version >= 500000
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retval = msleep(ident, &hba->lock, priority, wmesg, timo);
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#else
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asleep(ident, priority, wmesg, timo);
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hptiop_unlock_adapter(hba);
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retval = await(priority, timo);
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hptiop_lock_adapter(hba);
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#endif
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return retval;
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}
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#if __FreeBSD_version < 501000
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#define READ_16 0x88
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#define WRITE_16 0x8a
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#define SERVICE_ACTION_IN 0x9e
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#endif
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#define HPT_DEV_MAJOR 200
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#endif
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