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linux_dsm_epyc7002/drivers/scsi/arcmsr/arcmsr.h
NickCheng 97b991277a [SCSI] arcmsr: Fix the issue of system hangup after commands timeout on ARC-1200 
[jejb: fix up patch problems and checkpatch.pl issues]
Signed-off-by: Nick Cheng <nick.cheng@areca.com.tw>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
2011-01-24 11:19:59 -06:00

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/*
*******************************************************************************
** O.S : Linux
** FILE NAME : arcmsr.h
** BY : Nick Cheng
** Description: SCSI RAID Device Driver for
** ARECA RAID Host adapter
*******************************************************************************
** Copyright (C) 2002 - 2005, Areca Technology Corporation All rights reserved.
**
** Web site: www.areca.com.tw
** E-mail: support@areca.com.tw
**
** This program is free software; you can redistribute it and/or modify
** it under the terms of the GNU General Public License version 2 as
** published by the Free Software Foundation.
** This program 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 General Public License for more details.
*******************************************************************************
** 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 the above copyright
** notice, this list of conditions and the following disclaimer in the
** documentation and/or other materials provided with the distribution.
** 3. The name of the author may not be used to endorse or promote products
** derived from this software without specific prior written permission.
**
** THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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 ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*******************************************************************************
*/
#include <linux/interrupt.h>
struct device_attribute;
/*The limit of outstanding scsi command that firmware can handle*/
#define ARCMSR_MAX_OUTSTANDING_CMD 256
#ifdef CONFIG_XEN
#define ARCMSR_MAX_FREECCB_NUM 160
#else
#define ARCMSR_MAX_FREECCB_NUM 320
#endif
#define ARCMSR_DRIVER_VERSION "Driver Version 1.20.00.15 2010/08/05"
#define ARCMSR_SCSI_INITIATOR_ID 255
#define ARCMSR_MAX_XFER_SECTORS 512
#define ARCMSR_MAX_XFER_SECTORS_B 4096
#define ARCMSR_MAX_XFER_SECTORS_C 304
#define ARCMSR_MAX_TARGETID 17
#define ARCMSR_MAX_TARGETLUN 8
#define ARCMSR_MAX_CMD_PERLUN ARCMSR_MAX_OUTSTANDING_CMD
#define ARCMSR_MAX_QBUFFER 4096
#define ARCMSR_DEFAULT_SG_ENTRIES 38
#define ARCMSR_MAX_HBB_POSTQUEUE 264
#define ARCMSR_MAX_XFER_LEN 0x26000 /* 152K */
#define ARCMSR_CDB_SG_PAGE_LENGTH 256
#ifndef PCI_DEVICE_ID_ARECA_1880
#define PCI_DEVICE_ID_ARECA_1880 0x1880
#endif
/*
**********************************************************************************
**
**********************************************************************************
*/
#define ARC_SUCCESS 0
#define ARC_FAILURE 1
/*
*******************************************************************************
** split 64bits dma addressing
*******************************************************************************
*/
#define dma_addr_hi32(addr) (uint32_t) ((addr>>16)>>16)
#define dma_addr_lo32(addr) (uint32_t) (addr & 0xffffffff)
/*
*******************************************************************************
** MESSAGE CONTROL CODE
*******************************************************************************
*/
struct CMD_MESSAGE
{
uint32_t HeaderLength;
uint8_t Signature[8];
uint32_t Timeout;
uint32_t ControlCode;
uint32_t ReturnCode;
uint32_t Length;
};
/*
*******************************************************************************
** IOP Message Transfer Data for user space
*******************************************************************************
*/
struct CMD_MESSAGE_FIELD
{
struct CMD_MESSAGE cmdmessage;
uint8_t messagedatabuffer[1032];
};
/* IOP message transfer */
#define ARCMSR_MESSAGE_FAIL 0x0001
/* DeviceType */
#define ARECA_SATA_RAID 0x90000000
/* FunctionCode */
#define FUNCTION_READ_RQBUFFER 0x0801
#define FUNCTION_WRITE_WQBUFFER 0x0802
#define FUNCTION_CLEAR_RQBUFFER 0x0803
#define FUNCTION_CLEAR_WQBUFFER 0x0804
#define FUNCTION_CLEAR_ALLQBUFFER 0x0805
#define FUNCTION_RETURN_CODE_3F 0x0806
#define FUNCTION_SAY_HELLO 0x0807
#define FUNCTION_SAY_GOODBYE 0x0808
#define FUNCTION_FLUSH_ADAPTER_CACHE 0x0809
#define FUNCTION_GET_FIRMWARE_STATUS 0x080A
#define FUNCTION_HARDWARE_RESET 0x080B
/* ARECA IO CONTROL CODE*/
#define ARCMSR_MESSAGE_READ_RQBUFFER \
ARECA_SATA_RAID | FUNCTION_READ_RQBUFFER
#define ARCMSR_MESSAGE_WRITE_WQBUFFER \
ARECA_SATA_RAID | FUNCTION_WRITE_WQBUFFER
#define ARCMSR_MESSAGE_CLEAR_RQBUFFER \
ARECA_SATA_RAID | FUNCTION_CLEAR_RQBUFFER
#define ARCMSR_MESSAGE_CLEAR_WQBUFFER \
ARECA_SATA_RAID | FUNCTION_CLEAR_WQBUFFER
#define ARCMSR_MESSAGE_CLEAR_ALLQBUFFER \
ARECA_SATA_RAID | FUNCTION_CLEAR_ALLQBUFFER
#define ARCMSR_MESSAGE_RETURN_CODE_3F \
ARECA_SATA_RAID | FUNCTION_RETURN_CODE_3F
#define ARCMSR_MESSAGE_SAY_HELLO \
ARECA_SATA_RAID | FUNCTION_SAY_HELLO
#define ARCMSR_MESSAGE_SAY_GOODBYE \
ARECA_SATA_RAID | FUNCTION_SAY_GOODBYE
#define ARCMSR_MESSAGE_FLUSH_ADAPTER_CACHE \
ARECA_SATA_RAID | FUNCTION_FLUSH_ADAPTER_CACHE
/* ARECA IOCTL ReturnCode */
#define ARCMSR_MESSAGE_RETURNCODE_OK 0x00000001
#define ARCMSR_MESSAGE_RETURNCODE_ERROR 0x00000006
#define ARCMSR_MESSAGE_RETURNCODE_3F 0x0000003F
#define ARCMSR_MESSAGE_RETURNCODE_BUS_HANG_ON 0x00000088
/*
*************************************************************
** structure for holding DMA address data
*************************************************************
*/
#define IS_DMA64 (sizeof(dma_addr_t) == 8)
#define IS_SG64_ADDR 0x01000000 /* bit24 */
struct SG32ENTRY
{
__le32 length;
__le32 address;
}__attribute__ ((packed));
struct SG64ENTRY
{
__le32 length;
__le32 address;
__le32 addresshigh;
}__attribute__ ((packed));
/*
********************************************************************
** Q Buffer of IOP Message Transfer
********************************************************************
*/
struct QBUFFER
{
uint32_t data_len;
uint8_t data[124];
};
/*
*******************************************************************************
** FIRMWARE INFO for Intel IOP R 80331 processor (Type A)
*******************************************************************************
*/
struct FIRMWARE_INFO
{
uint32_t signature; /*0, 00-03*/
uint32_t request_len; /*1, 04-07*/
uint32_t numbers_queue; /*2, 08-11*/
uint32_t sdram_size; /*3, 12-15*/
uint32_t ide_channels; /*4, 16-19*/
char vendor[40]; /*5, 20-59*/
char model[8]; /*15, 60-67*/
char firmware_ver[16]; /*17, 68-83*/
char device_map[16]; /*21, 84-99*/
uint32_t cfgVersion; /*25,100-103 Added for checking of new firmware capability*/
uint8_t cfgSerial[16]; /*26,104-119*/
uint32_t cfgPicStatus; /*30,120-123*/
};
/* signature of set and get firmware config */
#define ARCMSR_SIGNATURE_GET_CONFIG 0x87974060
#define ARCMSR_SIGNATURE_SET_CONFIG 0x87974063
/* message code of inbound message register */
#define ARCMSR_INBOUND_MESG0_NOP 0x00000000
#define ARCMSR_INBOUND_MESG0_GET_CONFIG 0x00000001
#define ARCMSR_INBOUND_MESG0_SET_CONFIG 0x00000002
#define ARCMSR_INBOUND_MESG0_ABORT_CMD 0x00000003
#define ARCMSR_INBOUND_MESG0_STOP_BGRB 0x00000004
#define ARCMSR_INBOUND_MESG0_FLUSH_CACHE 0x00000005
#define ARCMSR_INBOUND_MESG0_START_BGRB 0x00000006
#define ARCMSR_INBOUND_MESG0_CHK331PENDING 0x00000007
#define ARCMSR_INBOUND_MESG0_SYNC_TIMER 0x00000008
/* doorbell interrupt generator */
#define ARCMSR_INBOUND_DRIVER_DATA_WRITE_OK 0x00000001
#define ARCMSR_INBOUND_DRIVER_DATA_READ_OK 0x00000002
#define ARCMSR_OUTBOUND_IOP331_DATA_WRITE_OK 0x00000001
#define ARCMSR_OUTBOUND_IOP331_DATA_READ_OK 0x00000002
/* ccb areca cdb flag */
#define ARCMSR_CCBPOST_FLAG_SGL_BSIZE 0x80000000
#define ARCMSR_CCBPOST_FLAG_IAM_BIOS 0x40000000
#define ARCMSR_CCBREPLY_FLAG_IAM_BIOS 0x40000000
#define ARCMSR_CCBREPLY_FLAG_ERROR_MODE0 0x10000000
#define ARCMSR_CCBREPLY_FLAG_ERROR_MODE1 0x00000001
/* outbound firmware ok */
#define ARCMSR_OUTBOUND_MESG1_FIRMWARE_OK 0x80000000
/* ARC-1680 Bus Reset*/
#define ARCMSR_ARC1680_BUS_RESET 0x00000003
/* ARC-1880 Bus Reset*/
#define ARCMSR_ARC1880_RESET_ADAPTER 0x00000024
#define ARCMSR_ARC1880_DiagWrite_ENABLE 0x00000080
/*
************************************************************************
** SPEC. for Areca Type B adapter
************************************************************************
*/
/* ARECA HBB COMMAND for its FIRMWARE */
/* window of "instruction flags" from driver to iop */
#define ARCMSR_DRV2IOP_DOORBELL 0x00020400
#define ARCMSR_DRV2IOP_DOORBELL_MASK 0x00020404
/* window of "instruction flags" from iop to driver */
#define ARCMSR_IOP2DRV_DOORBELL 0x00020408
#define ARCMSR_IOP2DRV_DOORBELL_MASK 0x0002040C
/* ARECA FLAG LANGUAGE */
/* ioctl transfer */
#define ARCMSR_IOP2DRV_DATA_WRITE_OK 0x00000001
/* ioctl transfer */
#define ARCMSR_IOP2DRV_DATA_READ_OK 0x00000002
#define ARCMSR_IOP2DRV_CDB_DONE 0x00000004
#define ARCMSR_IOP2DRV_MESSAGE_CMD_DONE 0x00000008
#define ARCMSR_DOORBELL_HANDLE_INT 0x0000000F
#define ARCMSR_DOORBELL_INT_CLEAR_PATTERN 0xFF00FFF0
#define ARCMSR_MESSAGE_INT_CLEAR_PATTERN 0xFF00FFF7
/* (ARCMSR_INBOUND_MESG0_GET_CONFIG<<16)|ARCMSR_DRV2IOP_MESSAGE_CMD_POSTED) */
#define ARCMSR_MESSAGE_GET_CONFIG 0x00010008
/* (ARCMSR_INBOUND_MESG0_SET_CONFIG<<16)|ARCMSR_DRV2IOP_MESSAGE_CMD_POSTED) */
#define ARCMSR_MESSAGE_SET_CONFIG 0x00020008
/* (ARCMSR_INBOUND_MESG0_ABORT_CMD<<16)|ARCMSR_DRV2IOP_MESSAGE_CMD_POSTED) */
#define ARCMSR_MESSAGE_ABORT_CMD 0x00030008
/* (ARCMSR_INBOUND_MESG0_STOP_BGRB<<16)|ARCMSR_DRV2IOP_MESSAGE_CMD_POSTED) */
#define ARCMSR_MESSAGE_STOP_BGRB 0x00040008
/* (ARCMSR_INBOUND_MESG0_FLUSH_CACHE<<16)|ARCMSR_DRV2IOP_MESSAGE_CMD_POSTED) */
#define ARCMSR_MESSAGE_FLUSH_CACHE 0x00050008
/* (ARCMSR_INBOUND_MESG0_START_BGRB<<16)|ARCMSR_DRV2IOP_MESSAGE_CMD_POSTED) */
#define ARCMSR_MESSAGE_START_BGRB 0x00060008
#define ARCMSR_MESSAGE_START_DRIVER_MODE 0x000E0008
#define ARCMSR_MESSAGE_SET_POST_WINDOW 0x000F0008
#define ARCMSR_MESSAGE_ACTIVE_EOI_MODE 0x00100008
/* ARCMSR_OUTBOUND_MESG1_FIRMWARE_OK */
#define ARCMSR_MESSAGE_FIRMWARE_OK 0x80000000
/* ioctl transfer */
#define ARCMSR_DRV2IOP_DATA_WRITE_OK 0x00000001
/* ioctl transfer */
#define ARCMSR_DRV2IOP_DATA_READ_OK 0x00000002
#define ARCMSR_DRV2IOP_CDB_POSTED 0x00000004
#define ARCMSR_DRV2IOP_MESSAGE_CMD_POSTED 0x00000008
#define ARCMSR_DRV2IOP_END_OF_INTERRUPT 0x00000010
/* data tunnel buffer between user space program and its firmware */
/* user space data to iop 128bytes */
#define ARCMSR_MESSAGE_WBUFFER 0x0000fe00
/* iop data to user space 128bytes */
#define ARCMSR_MESSAGE_RBUFFER 0x0000ff00
/* iop message_rwbuffer for message command */
#define ARCMSR_MESSAGE_RWBUFFER 0x0000fa00
/*
************************************************************************
** SPEC. for Areca HBC adapter
************************************************************************
*/
#define ARCMSR_HBC_ISR_THROTTLING_LEVEL 12
#define ARCMSR_HBC_ISR_MAX_DONE_QUEUE 20
/* Host Interrupt Mask */
#define ARCMSR_HBCMU_UTILITY_A_ISR_MASK 0x00000001 /* When clear, the Utility_A interrupt routes to the host.*/
#define ARCMSR_HBCMU_OUTBOUND_DOORBELL_ISR_MASK 0x00000004 /* When clear, the General Outbound Doorbell interrupt routes to the host.*/
#define ARCMSR_HBCMU_OUTBOUND_POSTQUEUE_ISR_MASK 0x00000008 /* When clear, the Outbound Post List FIFO Not Empty interrupt routes to the host.*/
#define ARCMSR_HBCMU_ALL_INTMASKENABLE 0x0000000D /* disable all ISR */
/* Host Interrupt Status */
#define ARCMSR_HBCMU_UTILITY_A_ISR 0x00000001
/*
** Set when the Utility_A Interrupt bit is set in the Outbound Doorbell Register.
** It clears by writing a 1 to the Utility_A bit in the Outbound Doorbell Clear Register or through automatic clearing (if enabled).
*/
#define ARCMSR_HBCMU_OUTBOUND_DOORBELL_ISR 0x00000004
/*
** Set if Outbound Doorbell register bits 30:1 have a non-zero
** value. This bit clears only when Outbound Doorbell bits
** 30:1 are ALL clear. Only a write to the Outbound Doorbell
** Clear register clears bits in the Outbound Doorbell register.
*/
#define ARCMSR_HBCMU_OUTBOUND_POSTQUEUE_ISR 0x00000008
/*
** Set whenever the Outbound Post List Producer/Consumer
** Register (FIFO) is not empty. It clears when the Outbound
** Post List FIFO is empty.
*/
#define ARCMSR_HBCMU_SAS_ALL_INT 0x00000010
/*
** This bit indicates a SAS interrupt from a source external to
** the PCIe core. This bit is not maskable.
*/
/* DoorBell*/
#define ARCMSR_HBCMU_DRV2IOP_DATA_WRITE_OK 0x00000002
#define ARCMSR_HBCMU_DRV2IOP_DATA_READ_OK 0x00000004
/*inbound message 0 ready*/
#define ARCMSR_HBCMU_DRV2IOP_MESSAGE_CMD_DONE 0x00000008
/*more than 12 request completed in a time*/
#define ARCMSR_HBCMU_DRV2IOP_POSTQUEUE_THROTTLING 0x00000010
#define ARCMSR_HBCMU_IOP2DRV_DATA_WRITE_OK 0x00000002
/*outbound DATA WRITE isr door bell clear*/
#define ARCMSR_HBCMU_IOP2DRV_DATA_WRITE_DOORBELL_CLEAR 0x00000002
#define ARCMSR_HBCMU_IOP2DRV_DATA_READ_OK 0x00000004
/*outbound DATA READ isr door bell clear*/
#define ARCMSR_HBCMU_IOP2DRV_DATA_READ_DOORBELL_CLEAR 0x00000004
/*outbound message 0 ready*/
#define ARCMSR_HBCMU_IOP2DRV_MESSAGE_CMD_DONE 0x00000008
/*outbound message cmd isr door bell clear*/
#define ARCMSR_HBCMU_IOP2DRV_MESSAGE_CMD_DONE_DOORBELL_CLEAR 0x00000008
/*ARCMSR_HBAMU_MESSAGE_FIRMWARE_OK*/
#define ARCMSR_HBCMU_MESSAGE_FIRMWARE_OK 0x80000000
/*
*******************************************************************************
** ARECA SCSI COMMAND DESCRIPTOR BLOCK size 0x1F8 (504)
*******************************************************************************
*/
struct ARCMSR_CDB
{
uint8_t Bus;
uint8_t TargetID;
uint8_t LUN;
uint8_t Function;
uint8_t CdbLength;
uint8_t sgcount;
uint8_t Flags;
#define ARCMSR_CDB_FLAG_SGL_BSIZE 0x01
#define ARCMSR_CDB_FLAG_BIOS 0x02
#define ARCMSR_CDB_FLAG_WRITE 0x04
#define ARCMSR_CDB_FLAG_SIMPLEQ 0x00
#define ARCMSR_CDB_FLAG_HEADQ 0x08
#define ARCMSR_CDB_FLAG_ORDEREDQ 0x10
uint8_t msgPages;
uint32_t Context;
uint32_t DataLength;
uint8_t Cdb[16];
uint8_t DeviceStatus;
#define ARCMSR_DEV_CHECK_CONDITION 0x02
#define ARCMSR_DEV_SELECT_TIMEOUT 0xF0
#define ARCMSR_DEV_ABORTED 0xF1
#define ARCMSR_DEV_INIT_FAIL 0xF2
uint8_t SenseData[15];
union
{
struct SG32ENTRY sg32entry[1];
struct SG64ENTRY sg64entry[1];
} u;
};
/*
*******************************************************************************
** Messaging Unit (MU) of the Intel R 80331 I/O processor(Type A) and Type B processor
*******************************************************************************
*/
struct MessageUnit_A
{
uint32_t resrved0[4]; /*0000 000F*/
uint32_t inbound_msgaddr0; /*0010 0013*/
uint32_t inbound_msgaddr1; /*0014 0017*/
uint32_t outbound_msgaddr0; /*0018 001B*/
uint32_t outbound_msgaddr1; /*001C 001F*/
uint32_t inbound_doorbell; /*0020 0023*/
uint32_t inbound_intstatus; /*0024 0027*/
uint32_t inbound_intmask; /*0028 002B*/
uint32_t outbound_doorbell; /*002C 002F*/
uint32_t outbound_intstatus; /*0030 0033*/
uint32_t outbound_intmask; /*0034 0037*/
uint32_t reserved1[2]; /*0038 003F*/
uint32_t inbound_queueport; /*0040 0043*/
uint32_t outbound_queueport; /*0044 0047*/
uint32_t reserved2[2]; /*0048 004F*/
uint32_t reserved3[492]; /*0050 07FF 492*/
uint32_t reserved4[128]; /*0800 09FF 128*/
uint32_t message_rwbuffer[256]; /*0a00 0DFF 256*/
uint32_t message_wbuffer[32]; /*0E00 0E7F 32*/
uint32_t reserved5[32]; /*0E80 0EFF 32*/
uint32_t message_rbuffer[32]; /*0F00 0F7F 32*/
uint32_t reserved6[32]; /*0F80 0FFF 32*/
};
struct MessageUnit_B
{
uint32_t post_qbuffer[ARCMSR_MAX_HBB_POSTQUEUE];
uint32_t done_qbuffer[ARCMSR_MAX_HBB_POSTQUEUE];
uint32_t postq_index;
uint32_t doneq_index;
uint32_t __iomem *drv2iop_doorbell;
uint32_t __iomem *drv2iop_doorbell_mask;
uint32_t __iomem *iop2drv_doorbell;
uint32_t __iomem *iop2drv_doorbell_mask;
uint32_t __iomem *message_rwbuffer;
uint32_t __iomem *message_wbuffer;
uint32_t __iomem *message_rbuffer;
};
/*
*********************************************************************
** LSI
*********************************************************************
*/
struct MessageUnit_C{
uint32_t message_unit_status; /*0000 0003*/
uint32_t slave_error_attribute; /*0004 0007*/
uint32_t slave_error_address; /*0008 000B*/
uint32_t posted_outbound_doorbell; /*000C 000F*/
uint32_t master_error_attribute; /*0010 0013*/
uint32_t master_error_address_low; /*0014 0017*/
uint32_t master_error_address_high; /*0018 001B*/
uint32_t hcb_size; /*001C 001F*/
uint32_t inbound_doorbell; /*0020 0023*/
uint32_t diagnostic_rw_data; /*0024 0027*/
uint32_t diagnostic_rw_address_low; /*0028 002B*/
uint32_t diagnostic_rw_address_high; /*002C 002F*/
uint32_t host_int_status; /*0030 0033*/
uint32_t host_int_mask; /*0034 0037*/
uint32_t dcr_data; /*0038 003B*/
uint32_t dcr_address; /*003C 003F*/
uint32_t inbound_queueport; /*0040 0043*/
uint32_t outbound_queueport; /*0044 0047*/
uint32_t hcb_pci_address_low; /*0048 004B*/
uint32_t hcb_pci_address_high; /*004C 004F*/
uint32_t iop_int_status; /*0050 0053*/
uint32_t iop_int_mask; /*0054 0057*/
uint32_t iop_inbound_queue_port; /*0058 005B*/
uint32_t iop_outbound_queue_port; /*005C 005F*/
uint32_t inbound_free_list_index; /*0060 0063*/
uint32_t inbound_post_list_index; /*0064 0067*/
uint32_t outbound_free_list_index; /*0068 006B*/
uint32_t outbound_post_list_index; /*006C 006F*/
uint32_t inbound_doorbell_clear; /*0070 0073*/
uint32_t i2o_message_unit_control; /*0074 0077*/
uint32_t last_used_message_source_address_low; /*0078 007B*/
uint32_t last_used_message_source_address_high; /*007C 007F*/
uint32_t pull_mode_data_byte_count[4]; /*0080 008F*/
uint32_t message_dest_address_index; /*0090 0093*/
uint32_t done_queue_not_empty_int_counter_timer; /*0094 0097*/
uint32_t utility_A_int_counter_timer; /*0098 009B*/
uint32_t outbound_doorbell; /*009C 009F*/
uint32_t outbound_doorbell_clear; /*00A0 00A3*/
uint32_t message_source_address_index; /*00A4 00A7*/
uint32_t message_done_queue_index; /*00A8 00AB*/
uint32_t reserved0; /*00AC 00AF*/
uint32_t inbound_msgaddr0; /*00B0 00B3*/
uint32_t inbound_msgaddr1; /*00B4 00B7*/
uint32_t outbound_msgaddr0; /*00B8 00BB*/
uint32_t outbound_msgaddr1; /*00BC 00BF*/
uint32_t inbound_queueport_low; /*00C0 00C3*/
uint32_t inbound_queueport_high; /*00C4 00C7*/
uint32_t outbound_queueport_low; /*00C8 00CB*/
uint32_t outbound_queueport_high; /*00CC 00CF*/
uint32_t iop_inbound_queue_port_low; /*00D0 00D3*/
uint32_t iop_inbound_queue_port_high; /*00D4 00D7*/
uint32_t iop_outbound_queue_port_low; /*00D8 00DB*/
uint32_t iop_outbound_queue_port_high; /*00DC 00DF*/
uint32_t message_dest_queue_port_low; /*00E0 00E3*/
uint32_t message_dest_queue_port_high; /*00E4 00E7*/
uint32_t last_used_message_dest_address_low; /*00E8 00EB*/
uint32_t last_used_message_dest_address_high; /*00EC 00EF*/
uint32_t message_done_queue_base_address_low; /*00F0 00F3*/
uint32_t message_done_queue_base_address_high; /*00F4 00F7*/
uint32_t host_diagnostic; /*00F8 00FB*/
uint32_t write_sequence; /*00FC 00FF*/
uint32_t reserved1[34]; /*0100 0187*/
uint32_t reserved2[1950]; /*0188 1FFF*/
uint32_t message_wbuffer[32]; /*2000 207F*/
uint32_t reserved3[32]; /*2080 20FF*/
uint32_t message_rbuffer[32]; /*2100 217F*/
uint32_t reserved4[32]; /*2180 21FF*/
uint32_t msgcode_rwbuffer[256]; /*2200 23FF*/
};
/*
*******************************************************************************
** Adapter Control Block
*******************************************************************************
*/
struct AdapterControlBlock
{
uint32_t adapter_type; /* adapter A,B..... */
#define ACB_ADAPTER_TYPE_A 0x00000001 /* hba I IOP */
#define ACB_ADAPTER_TYPE_B 0x00000002 /* hbb M IOP */
#define ACB_ADAPTER_TYPE_C 0x00000004 /* hbc P IOP */
#define ACB_ADAPTER_TYPE_D 0x00000008 /* hbd A IOP */
struct pci_dev * pdev;
struct Scsi_Host * host;
unsigned long vir2phy_offset;
/* Offset is used in making arc cdb physical to virtual calculations */
uint32_t outbound_int_enable;
uint32_t cdb_phyaddr_hi32;
uint32_t reg_mu_acc_handle0;
spinlock_t eh_lock;
spinlock_t ccblist_lock;
union {
struct MessageUnit_A __iomem *pmuA;
struct MessageUnit_B *pmuB;
struct MessageUnit_C __iomem *pmuC;
};
/* message unit ATU inbound base address0 */
void __iomem *mem_base0;
void __iomem *mem_base1;
uint32_t acb_flags;
u16 dev_id;
uint8_t adapter_index;
#define ACB_F_SCSISTOPADAPTER 0x0001
#define ACB_F_MSG_STOP_BGRB 0x0002
/* stop RAID background rebuild */
#define ACB_F_MSG_START_BGRB 0x0004
/* stop RAID background rebuild */
#define ACB_F_IOPDATA_OVERFLOW 0x0008
/* iop message data rqbuffer overflow */
#define ACB_F_MESSAGE_WQBUFFER_CLEARED 0x0010
/* message clear wqbuffer */
#define ACB_F_MESSAGE_RQBUFFER_CLEARED 0x0020
/* message clear rqbuffer */
#define ACB_F_MESSAGE_WQBUFFER_READED 0x0040
#define ACB_F_BUS_RESET 0x0080
#define ACB_F_BUS_HANG_ON 0x0800/* need hardware reset bus */
#define ACB_F_IOP_INITED 0x0100
/* iop init */
#define ACB_F_ABORT 0x0200
#define ACB_F_FIRMWARE_TRAP 0x0400
struct CommandControlBlock * pccb_pool[ARCMSR_MAX_FREECCB_NUM];
/* used for memory free */
struct list_head ccb_free_list;
/* head of free ccb list */
atomic_t ccboutstandingcount;
/*The present outstanding command number that in the IOP that
waiting for being handled by FW*/
void * dma_coherent;
/* dma_coherent used for memory free */
dma_addr_t dma_coherent_handle;
/* dma_coherent_handle used for memory free */
dma_addr_t dma_coherent_handle_hbb_mu;
unsigned int uncache_size;
uint8_t rqbuffer[ARCMSR_MAX_QBUFFER];
/* data collection buffer for read from 80331 */
int32_t rqbuf_firstindex;
/* first of read buffer */
int32_t rqbuf_lastindex;
/* last of read buffer */
uint8_t wqbuffer[ARCMSR_MAX_QBUFFER];
/* data collection buffer for write to 80331 */
int32_t wqbuf_firstindex;
/* first of write buffer */
int32_t wqbuf_lastindex;
/* last of write buffer */
uint8_t devstate[ARCMSR_MAX_TARGETID][ARCMSR_MAX_TARGETLUN];
/* id0 ..... id15, lun0...lun7 */
#define ARECA_RAID_GONE 0x55
#define ARECA_RAID_GOOD 0xaa
uint32_t num_resets;
uint32_t num_aborts;
uint32_t signature;
uint32_t firm_request_len;
uint32_t firm_numbers_queue;
uint32_t firm_sdram_size;
uint32_t firm_hd_channels;
uint32_t firm_cfg_version;
char firm_model[12];
char firm_version[20];
char device_map[20]; /*21,84-99*/
struct work_struct arcmsr_do_message_isr_bh;
struct timer_list eternal_timer;
unsigned short fw_flag;
#define FW_NORMAL 0x0000
#define FW_BOG 0x0001
#define FW_DEADLOCK 0x0010
atomic_t rq_map_token;
atomic_t ante_token_value;
};/* HW_DEVICE_EXTENSION */
/*
*******************************************************************************
** Command Control Block
** this CCB length must be 32 bytes boundary
*******************************************************************************
*/
struct CommandControlBlock{
/*x32:sizeof struct_CCB=(32+60)byte, x64:sizeof struct_CCB=(64+60)byte*/
struct list_head list; /*x32: 8byte, x64: 16byte*/
struct scsi_cmnd *pcmd; /*8 bytes pointer of linux scsi command */
struct AdapterControlBlock *acb; /*x32: 4byte, x64: 8byte*/
uint32_t cdb_phyaddr_pattern; /*x32: 4byte, x64: 4byte*/
uint32_t arc_cdb_size; /*x32:4byte,x64:4byte*/
uint16_t ccb_flags; /*x32: 2byte, x64: 2byte*/
#define CCB_FLAG_READ 0x0000
#define CCB_FLAG_WRITE 0x0001
#define CCB_FLAG_ERROR 0x0002
#define CCB_FLAG_FLUSHCACHE 0x0004
#define CCB_FLAG_MASTER_ABORTED 0x0008
uint16_t startdone; /*x32:2byte,x32:2byte*/
#define ARCMSR_CCB_DONE 0x0000
#define ARCMSR_CCB_START 0x55AA
#define ARCMSR_CCB_ABORTED 0xAA55
#define ARCMSR_CCB_ILLEGAL 0xFFFF
#if BITS_PER_LONG == 64
/* ======================512+64 bytes======================== */
uint32_t reserved[5]; /*24 byte*/
#else
/* ======================512+32 bytes======================== */
uint32_t reserved; /*8 byte*/
#endif
/* ======================================================= */
struct ARCMSR_CDB arcmsr_cdb;
};
/*
*******************************************************************************
** ARECA SCSI sense data
*******************************************************************************
*/
struct SENSE_DATA
{
uint8_t ErrorCode:7;
#define SCSI_SENSE_CURRENT_ERRORS 0x70
#define SCSI_SENSE_DEFERRED_ERRORS 0x71
uint8_t Valid:1;
uint8_t SegmentNumber;
uint8_t SenseKey:4;
uint8_t Reserved:1;
uint8_t IncorrectLength:1;
uint8_t EndOfMedia:1;
uint8_t FileMark:1;
uint8_t Information[4];
uint8_t AdditionalSenseLength;
uint8_t CommandSpecificInformation[4];
uint8_t AdditionalSenseCode;
uint8_t AdditionalSenseCodeQualifier;
uint8_t FieldReplaceableUnitCode;
uint8_t SenseKeySpecific[3];
};
/*
*******************************************************************************
** Outbound Interrupt Status Register - OISR
*******************************************************************************
*/
#define ARCMSR_MU_OUTBOUND_INTERRUPT_STATUS_REG 0x30
#define ARCMSR_MU_OUTBOUND_PCI_INT 0x10
#define ARCMSR_MU_OUTBOUND_POSTQUEUE_INT 0x08
#define ARCMSR_MU_OUTBOUND_DOORBELL_INT 0x04
#define ARCMSR_MU_OUTBOUND_MESSAGE1_INT 0x02
#define ARCMSR_MU_OUTBOUND_MESSAGE0_INT 0x01
#define ARCMSR_MU_OUTBOUND_HANDLE_INT \
(ARCMSR_MU_OUTBOUND_MESSAGE0_INT \
|ARCMSR_MU_OUTBOUND_MESSAGE1_INT \
|ARCMSR_MU_OUTBOUND_DOORBELL_INT \
|ARCMSR_MU_OUTBOUND_POSTQUEUE_INT \
|ARCMSR_MU_OUTBOUND_PCI_INT)
/*
*******************************************************************************
** Outbound Interrupt Mask Register - OIMR
*******************************************************************************
*/
#define ARCMSR_MU_OUTBOUND_INTERRUPT_MASK_REG 0x34
#define ARCMSR_MU_OUTBOUND_PCI_INTMASKENABLE 0x10
#define ARCMSR_MU_OUTBOUND_POSTQUEUE_INTMASKENABLE 0x08
#define ARCMSR_MU_OUTBOUND_DOORBELL_INTMASKENABLE 0x04
#define ARCMSR_MU_OUTBOUND_MESSAGE1_INTMASKENABLE 0x02
#define ARCMSR_MU_OUTBOUND_MESSAGE0_INTMASKENABLE 0x01
#define ARCMSR_MU_OUTBOUND_ALL_INTMASKENABLE 0x1F
extern void arcmsr_post_ioctldata2iop(struct AdapterControlBlock *);
extern void arcmsr_iop_message_read(struct AdapterControlBlock *);
extern struct QBUFFER __iomem *arcmsr_get_iop_rqbuffer(struct AdapterControlBlock *);
extern struct device_attribute *arcmsr_host_attrs[];
extern int arcmsr_alloc_sysfs_attr(struct AdapterControlBlock *);
void arcmsr_free_sysfs_attr(struct AdapterControlBlock *acb);
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