502 lines
15 KiB
C
502 lines
15 KiB
C
/* $NetBSD: twareg.h,v 1.6 2006/09/23 22:16:35 manu Exp $ */
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/* $wasabi: twareg.h,v 1.14 2006/07/28 18:29:51 wrstuden Exp $ */
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/*-
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* Copyright (c) 2003-04 3ware, Inc.
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* All rights reserved.
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*
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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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* $FreeBSD: src/sys/dev/twa/twa_reg.h,v 1.2 2004/08/18 16:14:44 vkashyap Exp $
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*/
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/*
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* 3ware driver for 9000 series storage controllers.
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*
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* Author: Vinod Kashyap
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*/
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#ifndef _PCI_TWAREG_H_
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#define _PCI_TWAREG_H_
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#if defined(_KERNEL)
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#include <machine/bus.h>
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/*
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* The following macro has no business being in twa_reg.h. It should probably
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* be defined in twa_includes.h, before the #include twa_reg.h.... But that
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* causes the API to run into build errors. Will leave it here for now...
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*/
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#define TWA_64BIT_ADDRESSES ((sizeof(bus_addr_t) == 8) ? 1 : 0)
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/*
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* Define the following here since it relies on TWA_64BIT_ADDRESSES which
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* depends on sizeof(bus_addr_t), which is not exported to userland.
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* The userland API shouldn't care about the kernel's bus_addr_t.
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* For the userland API, use the array size that we would use for 32-bit
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* addresses since that's what we use in the sg structure definition.
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* The userland API does not actually appear to use the array, but it
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* does include the array in various command structures.
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*/
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#define TWA_MAX_SG_ELEMENTS (TWA_64BIT_ADDRESSES ? 70 : 105)
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#else
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#define TWA_MAX_SG_ELEMENTS 105
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#endif
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#define TWAQ_FREE 0
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#define TWAQ_BUSY 1
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#define TWAQ_PENDING 2
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#define TWAQ_COMPLETE 3
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#define TWAQ_IO_PENDING 4
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#define TWAQ_COUNT 5 /* total number of queues */
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#define TWA_DRIVER_VERSION_STRING "1.00.00.000"
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#define TWA_REQUEST_TIMEOUT_PERIOD 60 /* seconds */
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#define TWA_MESSAGE_SOURCE_CONTROLLER_ERROR 3
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/* Register offsets from base address. */
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#define TWA_CONTROL_REGISTER_OFFSET 0x0
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#define TWA_STATUS_REGISTER_OFFSET 0x4
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#define TWA_COMMAND_QUEUE_OFFSET 0x8
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#define TWA_RESPONSE_QUEUE_OFFSET 0xC
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#define TWA_COMMAND_QUEUE_OFFSET_LOW 0x20
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#define TWA_COMMAND_QUEUE_OFFSET_HIGH 0x24
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#if defined(_KERNEL)
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#define TWA_WRITE_REGISTER(sc, offset, val) \
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bus_space_write_4(sc->twa_bus_iot, sc->twa_bus_ioh, offset, (uint32_t)val)
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#define TWA_WRITE_COMMAND_QUEUE(sc, val) \
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do { \
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if (TWA_64BIT_ADDRESSES) { \
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/* First write the low 4 bytes, then the high 4. */ \
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TWA_WRITE_REGISTER(sc, TWA_COMMAND_QUEUE_OFFSET_LOW, \
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(uint32_t)(val)); \
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TWA_WRITE_REGISTER(sc, TWA_COMMAND_QUEUE_OFFSET_HIGH,\
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(uint32_t)(((uint64_t)val)>>32)); \
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} else \
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TWA_WRITE_REGISTER(sc, TWA_COMMAND_QUEUE_OFFSET,\
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(uint32_t)(val)); \
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} while (0)
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#endif
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/* Control register bit definitions. */
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#define TWA_CONTROL_CLEAR_SBUF_WRITE_ERROR 0x00000008
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#define TWA_CONTROL_ISSUE_HOST_INTERRUPT 0x00000020
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#define TWA_CONTROL_DISABLE_INTERRUPTS 0x00000040
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#define TWA_CONTROL_ENABLE_INTERRUPTS 0x00000080
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#define TWA_CONTROL_ISSUE_SOFT_RESET 0x00000100
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#define TWA_CONTROL_UNMASK_RESPONSE_INTERRUPT 0x00004000
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#define TWA_CONTROL_UNMASK_COMMAND_INTERRUPT 0x00008000
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#define TWA_CONTROL_MASK_RESPONSE_INTERRUPT 0x00010000
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#define TWA_CONTROL_MASK_COMMAND_INTERRUPT 0x00020000
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#define TWA_CONTROL_CLEAR_ATTENTION_INTERRUPT 0x00040000
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#define TWA_CONTROL_CLEAR_HOST_INTERRUPT 0x00080000
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#define TWA_CONTROL_CLEAR_PCI_ABORT 0x00100000
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#define TWA_CONTROL_CLEAR_QUEUE_ERROR 0x00400000
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#define TWA_CONTROL_CLEAR_PARITY_ERROR 0x00800000
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/* Status register bit definitions. */
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#define TWA_STATUS_ROM_BIOS_IN_SBUF 0x00000002
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#define TWA_STATUS_SBUF_WRITE_ERROR 0x00000008
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#define TWA_STATUS_COMMAND_QUEUE_EMPTY 0x00001000
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#define TWA_STATUS_MICROCONTROLLER_READY 0x00002000
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#define TWA_STATUS_RESPONSE_QUEUE_EMPTY 0x00004000
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#define TWA_STATUS_COMMAND_QUEUE_FULL 0x00008000
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#define TWA_STATUS_RESPONSE_INTERRUPT 0x00010000
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#define TWA_STATUS_COMMAND_INTERRUPT 0x00020000
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#define TWA_STATUS_ATTENTION_INTERRUPT 0x00040000
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#define TWA_STATUS_HOST_INTERRUPT 0x00080000
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#define TWA_STATUS_PCI_ABORT_INTERRUPT 0x00100000
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#define TWA_STATUS_MICROCONTROLLER_ERROR 0x00200000
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#define TWA_STATUS_QUEUE_ERROR_INTERRUPT 0x00400000
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#define TWA_STATUS_PCI_PARITY_ERROR_INTERRUPT 0x00800000
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#define TWA_STATUS_MINOR_VERSION_MASK 0x0F000000
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#define TWA_STATUS_MAJOR_VERSION_MASK 0xF0000000
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#define TWA_STATUS_EXPECTED_BITS 0x00002000
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#define TWA_STATUS_UNEXPECTED_BITS 0x00F00000
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/* For use with the %b printf format. */
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#define TWA_STATUS_BITS_DESCRIPTION \
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"\20\15CMD_Q_EMPTY\16MC_RDY\17RESP_Q_EMPTY\20CMD_Q_FULL\21RESP_INTR\22CMD_INTR\23ATTN_INTR\24HOST_INTR\25PCI_ABRT\26MC_ERR\27Q_ERR\30PCI_PERR\n"
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/* Detect inconsistencies in the status register. */
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#define TWA_STATUS_ERRORS(x) \
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((x & TWA_STATUS_UNEXPECTED_BITS) && \
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(x & TWA_STATUS_MICROCONTROLLER_READY))
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/* PCI related defines. */
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#define TWA_IO_CONFIG_REG 0x10
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#define TWA_DEVICE_NAME "3ware 9000 series Storage Controller"
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#define TWA_VENDOR_ID 0x13C1
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#define TWA_DEVICE_ID_9K 0x1002
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#define TWA_PCI_CONFIG_CLEAR_PARITY_ERROR 0xc100
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#define TWA_PCI_CONFIG_CLEAR_PCI_ABORT 0x2000
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/* Command packet opcodes. */
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#define TWA_OP_NOP 0x00
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#define TWA_OP_INIT_CONNECTION 0x01
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#define TWA_OP_READ 0x02
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#define TWA_OP_WRITE 0x03
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#define TWA_OP_READVERIFY 0x04
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#define TWA_OP_VERIFY 0x05
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#define TWA_OP_ZEROUNIT 0x08
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#define TWA_OP_REPLACEUNIT 0x09
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#define TWA_OP_HOTSWAP 0x0A
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#define TWA_OP_SELFTESTS 0x0B
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#define TWA_OP_SYNC_PARAM 0x0C
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#define TWA_OP_REORDER_UNITS 0x0D
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#define TWA_OP_FLUSH 0x0E
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#define TWA_OP_EXECUTE_SCSI_COMMAND 0x10
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#define TWA_OP_ATA_PASSTHROUGH 0x11
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#define TWA_OP_GET_PARAM 0x12
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#define TWA_OP_SET_PARAM 0x13
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#define TWA_OP_CREATEUNIT 0x14
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#define TWA_OP_DELETEUNIT 0x15
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#define TWA_OP_DOWNLOAD_FIRMWARE 0x16
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#define TWA_OP_REBUILDUNIT 0x17
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#define TWA_OP_POWER_MANAGEMENT 0x18
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#define TWA_OP_REMOTE_PRINT 0x1B
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#define TWA_OP_RESET_FIRMWARE 0x1C
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#define TWA_OP_DEBUG 0x1D
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#define TWA_OP_DIAGNOSTICS 0x1F
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/* Misc defines. */
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#define TWA_ALIGNMENT 0x4
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#define TWA_MAX_UNITS 16
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#define TWA_INIT_MESSAGE_CREDITS 0x100
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#define TWA_SHUTDOWN_MESSAGE_CREDITS 0x001
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#define TWA_64BIT_SG_ADDRESSES 0x00000001
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#define TWA_EXTENDED_INIT_CONNECT 0x00000002
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#define TWA_BASE_MODE 1
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#define TWA_BASE_FW_SRL 24
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#define TWA_BASE_FW_BRANCH 0
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#define TWA_BASE_FW_BUILD 1
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#define TWA_CURRENT_FW_SRL 28
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#define TWA_CURRENT_FW_BRANCH 4
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#define TWA_CURRENT_FW_BUILD 9
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#define TWA_9000_ARCH_ID 0x5 /* 9000 series controllers */
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#define TWA_CTLR_FW_SAME_OR_NEWER 0x00000001
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#define TWA_CTLR_FW_COMPATIBLE 0x00000002
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#define TWA_BUNDLED_FW_SAFE_TO_FLASH 0x00000004
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#define TWA_CTLR_FW_RECOMMENDS_FLASH 0x00000008
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#define NUM_FW_IMAGE_CHUNKS 5
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#define TWA_MAX_IO_SIZE 0x20000 /* 128K */
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/* #define TWA_MAX_SG_ELEMENTS defined above */
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#define TWA_MAX_ATA_SG_ELEMENTS 60
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#define TWA_Q_LENGTH TWA_INIT_MESSAGE_CREDITS
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#define TWA_MAX_RESET_TRIES 3
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#define TWA_SECTOR_SIZE 0x200 /* generic I/O bufffer */
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#define TWA_SENSE_DATA_LENGTH 18
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#define TWA_ERROR_LOGICAL_UNIT_NOT_SUPPORTED 0x010a
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#define TWA_ERROR_UNIT_OFFLINE 0x0128
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#define TWA_ERROR_MORE_DATA 0x0231
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/* Scatter/Gather list entry. */
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struct twa_sg {
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#if defined(_KERNEL)
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bus_addr_t address;
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#else
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uint32_t xx_address_xx; /* Fail if userland tries to use this */
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#endif
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uint32_t length;
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} __attribute__ ((packed));
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/* 7000 structures. */
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struct twa_command_init_connect {
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uint8_t opcode:5; /* TWA_OP_INITCONNECTION */
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uint8_t res1:3;
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uint8_t size;
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uint8_t request_id;
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uint8_t res2;
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uint8_t status;
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uint8_t flags;
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uint16_t message_credits;
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uint32_t features;
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uint16_t fw_srl;
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uint16_t fw_arch_id;
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uint16_t fw_branch;
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uint16_t fw_build;
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uint32_t result;
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}__attribute__ ((packed));
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struct twa_command_download_firmware {
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uint8_t opcode:5; /* TWA_DOWNLOAD_FIRMWARE */
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uint8_t sgl_offset:3;
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uint8_t size;
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uint8_t request_id;
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uint8_t unit;
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uint8_t status;
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uint8_t flags;
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uint16_t param;
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uint8_t sgl[1];
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} __attribute__ ((packed));
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struct twa_command_reset_firmware {
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uint8_t opcode:5; /* TWA_OP_RESET_FIRMWARE */
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uint8_t res1:3;
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uint8_t size;
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uint8_t request_id;
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uint8_t unit;
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uint8_t status;
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uint8_t flags;
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uint8_t res2;
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uint8_t param;
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} __attribute__ ((packed));
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struct twa_command_io {
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uint8_t opcode:5; /* TWA_OP_READ/TWA_OP_WRITE */
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uint8_t sgl_offset:3;
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uint8_t size;
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uint8_t request_id;
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uint8_t unit:4;
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uint8_t host_id:4;
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uint8_t status;
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uint8_t flags;
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uint16_t block_count;
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uint32_t lba;
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struct twa_sg sgl[TWA_MAX_SG_ELEMENTS];
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} __attribute__ ((packed));
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struct twa_command_hotswap {
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uint8_t opcode:5; /* TWA_OP_HOTSWAP */
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uint8_t res1:3;
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uint8_t size;
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uint8_t request_id;
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uint8_t unit:4;
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uint8_t host_id:4;
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uint8_t status;
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uint8_t flags;
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uint8_t action;
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#define TWA_OP_HOTSWAP_REMOVE 0x00 /* remove assumed-degraded unit */
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#define TWA_OP_HOTSWAP_ADD_CBOD 0x01 /* add CBOD to empty port */
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#define TWA_OP_HOTSWAP_ADD_SPARE 0x02 /* add spare to empty port */
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uint8_t aport;
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} __attribute__ ((packed));
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struct twa_command_param {
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uint8_t opcode:5; /* TWA_OP_GETPARAM, TWA_OP_SETPARAM */
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uint8_t sgl_offset:3;
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uint8_t size;
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uint8_t request_id;
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uint8_t unit:4;
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uint8_t host_id:4;
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uint8_t status;
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uint8_t flags;
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uint16_t param_count;
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uint8_t sgl[1];
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} __attribute__ ((packed));
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struct twa_command_rebuildunit {
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uint8_t opcode:5; /* TWA_OP_REBUILDUNIT */
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uint8_t res1:3;
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uint8_t size;
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uint8_t request_id;
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uint8_t src_unit:4;
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uint8_t host_id:4;
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uint8_t status;
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uint8_t flags;
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uint8_t action:7;
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#define TWA_OP_REBUILDUNIT_NOP 0
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#define TWA_OP_REBUILDUNIT_STOP 2 /* stop all rebuilds */
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#define TWA_OP_REBUILDUNIT_START 4 /* start rebuild with lowest unit */
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#define TWA_OP_REBUILDUNIT_STARTUNIT 5 /* rebuild src_unit (not supported) */
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uint8_t cs:1; /* request state change on src_unit */
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uint8_t logical_subunit; /* for RAID10 rebuild of logical subunit */
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} __attribute__ ((packed));
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struct twa_command_ata {
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uint8_t opcode:5; /* TWA_OP_ATA_PASSTHROUGH */
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uint8_t sgl_offset:3;
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uint8_t size;
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uint8_t request_id;
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uint8_t unit:4;
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uint8_t host_id:4;
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uint8_t status;
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uint8_t flags;
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uint16_t param;
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uint16_t features;
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uint16_t sector_count;
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uint16_t sector_num;
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uint16_t cylinder_lo;
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uint16_t cylinder_hi;
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uint8_t drive_head;
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uint8_t command;
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struct twa_sg sgl[TWA_MAX_ATA_SG_ELEMENTS];
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} __attribute__ ((packed));
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struct twa_command_generic {
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uint8_t opcode:5;
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uint8_t sgl_offset:3;
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uint8_t size;
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uint8_t request_id;
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uint8_t unit:4;
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uint8_t host_id:4;
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uint8_t status;
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uint8_t flags;
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#define TWA_FLAGS_SUCCESS 0x00
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#define TWA_FLAGS_INFORMATIONAL 0x01
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#define TWA_FLAGS_WARNING 0x02
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#define TWA_FLAGS_FATAL 0x03
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#define TWA_FLAGS_PERCENTAGE (1<<8) /* bits 0-6 indicate completion percentage */
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uint16_t count; /* block count, parameter count, message credits */
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} __attribute__ ((packed));
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/* Command packet header. */
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#pragma pack(1)
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struct twa_command_header {
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uint8_t sense_data[TWA_SENSE_DATA_LENGTH];
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struct {
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int8_t reserved[4];
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uint16_t error;
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uint8_t padding;
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struct {
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uint8_t severity:3;
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uint8_t reserved:5;
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} substatus_block;
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} status_block;
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uint8_t err_specific_desc[98];
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struct {
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uint8_t size_header;
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uint16_t reserved;
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uint8_t size_sense;
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} header_desc;
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} __attribute__ ((packed));
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#pragma pack()
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/* Command packet - must be TWA_ALIGNMENT aligned. */
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union twa_command_7k {
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struct twa_command_init_connect init_connect;
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struct twa_command_download_firmware download_fw;
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struct twa_command_reset_firmware reset_fw;
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struct twa_command_param param;
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struct twa_command_generic generic;
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uint8_t padding[1024 - sizeof(struct twa_command_header)];
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} __attribute__ ((packed));
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/* 9000 structures. */
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/* Command Packet. */
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struct twa_command_9k {
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struct {
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uint8_t opcode:5;
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uint8_t reserved:3;
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} command;
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uint8_t unit;
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uint16_t request_id;
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uint8_t status;
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uint8_t sgl_offset; /* offset (in bytes) to sg_list, from the end of sgl_entries */
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uint16_t sgl_entries;
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uint8_t cdb[16];
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struct twa_sg sg_list[TWA_MAX_SG_ELEMENTS];
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uint8_t padding[32];
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} __attribute__ ((packed));
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/* Full command packet. */
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struct twa_command_packet {
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struct twa_command_header cmd_hdr;
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union {
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union twa_command_7k cmd_pkt_7k;
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struct twa_command_9k cmd_pkt_9k;
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} command;
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} __attribute__ ((packed));
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/* Response queue entry. */
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union twa_response_queue {
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struct {
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uint32_t undefined_1:4;
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uint32_t response_id:8;
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uint32_t undefined_2:20;
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} u;
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uint32_t value;
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} __attribute__ ((packed));
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#define TWA_AEN_QUEUE_EMPTY 0x00
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#define TWA_AEN_SOFT_RESET 0x01
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#define TWA_AEN_SYNC_TIME_WITH_HOST 0x31
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#define TWA_AEN_SEVERITY_ERROR 0x1
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#define TWA_AEN_SEVERITY_WARNING 0x2
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#define TWA_AEN_SEVERITY_INFO 0x3
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#define TWA_AEN_SEVERITY_DEBUG 0x4
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#define TWA_PARAM_DRIVESUMMARY 0x0002
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#define TWA_PARAM_DRIVESTATUS 3
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#define TWA_DRIVE_DETECTED 0x80
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#define TWA_PARAM_DRIVE_TABLE 0x0200
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#define TWA_PARAM_DRIVESIZEINDEX 2
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#define TWA_PARAM_DRIVEMODELINDEX 3
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#define TWA_PARAM_DRIVESIZE_LENGTH 4
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#define TWA_PARAM_DRIVEMODEL_LENGTH 40
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#define TWA_PARAM_VERSION 0x0402
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#define TWA_PARAM_VERSION_Mon 2 /* monitor version [16] */
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#define TWA_PARAM_VERSION_FW 3 /* firmware version [16] */
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#define TWA_PARAM_VERSION_BIOS 4 /* BIOSs version [16] */
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#define TWA_PARAM_VERSION_PCBA 5 /* PCB version [8] */
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#define TWA_PARAM_VERSION_ATA 6 /* A-chip version [8] */
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#define TWA_PARAM_VERSION_PCI 7 /* P-chip version [8] */
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#define TWA_PARAM_CONTROLLER 0x0403
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#define TWA_PARAM_CONTROLLER_PortCount 3 /* number of ports [1] */
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|
|
|
#define TWA_PARAM_TIME_TABLE 0x40A
|
|
#define TWA_PARAM_TIME_SchedulerTime 0x3
|
|
|
|
#define TWA_9K_PARAM_DESCRIPTOR 0x8000
|
|
|
|
|
|
struct twa_param_9k {
|
|
uint16_t table_id;
|
|
uint8_t parameter_id;
|
|
uint8_t reserved;
|
|
uint16_t parameter_size_bytes;
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|
uint16_t parameter_actual_size_bytes;
|
|
uint8_t data[1];
|
|
} __attribute__ ((packed));
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|
|
|
#endif /* !_PCI_TWAREG_H_ */
|