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-rw-r--r--drivers/scsi/arcmsr/arcmsr.h1046
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diff --git a/drivers/scsi/arcmsr/arcmsr.h b/drivers/scsi/arcmsr/arcmsr.h
new file mode 100644
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--- /dev/null
+++ b/drivers/scsi/arcmsr/arcmsr.h
@@ -0,0 +1,1046 @@
+/*
+*******************************************************************************
+** 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_FREECCB_NUM 1024
+#define ARCMSR_MAX_OUTSTANDING_CMD 1024
+#define ARCMSR_DEFAULT_OUTSTANDING_CMD 128
+#define ARCMSR_MIN_OUTSTANDING_CMD 32
+#define ARCMSR_DRIVER_VERSION "v1.50.00.05-20210429"
+#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 128
+#define ARCMSR_DEFAULT_CMD_PERLUN 32
+#define ARCMSR_MIN_CMD_PERLUN 1
+#define ARCMSR_MAX_QBUFFER 4096
+#define ARCMSR_DEFAULT_SG_ENTRIES 38
+#define ARCMSR_MAX_HBB_POSTQUEUE 264
+#define ARCMSR_MAX_ARC1214_POSTQUEUE 256
+#define ARCMSR_MAX_ARC1214_DONEQUEUE 257
+#define ARCMSR_MAX_HBE_DONEQUEUE 512
+#define ARCMSR_MAX_XFER_LEN 0x26000 /* 152K */
+#define ARCMSR_CDB_SG_PAGE_LENGTH 256
+#define ARCMST_NUM_MSIX_VECTORS 4
+#ifndef PCI_DEVICE_ID_ARECA_1880
+#define PCI_DEVICE_ID_ARECA_1880 0x1880
+#endif
+#ifndef PCI_DEVICE_ID_ARECA_1214
+#define PCI_DEVICE_ID_ARECA_1214 0x1214
+#endif
+#ifndef PCI_DEVICE_ID_ARECA_1203
+#define PCI_DEVICE_ID_ARECA_1203 0x1203
+#endif
+#ifndef PCI_DEVICE_ID_ARECA_1884
+#define PCI_DEVICE_ID_ARECA_1884 0x1884
+#endif
+#define PCI_DEVICE_ID_ARECA_1886 0x188A
+#define ARCMSR_HOURS (1000 * 60 * 60 * 4)
+#define ARCMSR_MINUTES (1000 * 60 * 60)
+#define ARCMSR_DEFAULT_TIMEOUT 90
+/*
+**********************************************************************************
+**
+**********************************************************************************
+*/
+#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
+*******************************************************************************
+*/
+#define ARCMSR_API_DATA_BUFLEN 1032
+struct CMD_MESSAGE_FIELD
+{
+ struct CMD_MESSAGE cmdmessage;
+ uint8_t messagedatabuffer[ARCMSR_API_DATA_BUFLEN];
+};
+/* 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
+/* window of "instruction flags" from iop to driver */
+#define ARCMSR_IOP2DRV_DOORBELL_1203 0x00021870
+#define ARCMSR_IOP2DRV_DOORBELL_MASK_1203 0x00021874
+/* window of "instruction flags" from driver to iop */
+#define ARCMSR_DRV2IOP_DOORBELL_1203 0x00021878
+#define ARCMSR_DRV2IOP_DOORBELL_MASK_1203 0x0002187C
+/* 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_SYNC_TIMER 0x00080008
+#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
+
+#define MEM_BASE0(x) (u32 __iomem *)((unsigned long)acb->mem_base0 + x)
+#define MEM_BASE1(x) (u32 __iomem *)((unsigned long)acb->mem_base1 + x)
+/*
+************************************************************************
+** 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
+/*
+*******************************************************************************
+** SPEC. for Areca Type D adapter
+*******************************************************************************
+*/
+#define ARCMSR_ARC1214_CHIP_ID 0x00004
+#define ARCMSR_ARC1214_CPU_MEMORY_CONFIGURATION 0x00008
+#define ARCMSR_ARC1214_I2_HOST_INTERRUPT_MASK 0x00034
+#define ARCMSR_ARC1214_SAMPLE_RESET 0x00100
+#define ARCMSR_ARC1214_RESET_REQUEST 0x00108
+#define ARCMSR_ARC1214_MAIN_INTERRUPT_STATUS 0x00200
+#define ARCMSR_ARC1214_PCIE_F0_INTERRUPT_ENABLE 0x0020C
+#define ARCMSR_ARC1214_INBOUND_MESSAGE0 0x00400
+#define ARCMSR_ARC1214_INBOUND_MESSAGE1 0x00404
+#define ARCMSR_ARC1214_OUTBOUND_MESSAGE0 0x00420
+#define ARCMSR_ARC1214_OUTBOUND_MESSAGE1 0x00424
+#define ARCMSR_ARC1214_INBOUND_DOORBELL 0x00460
+#define ARCMSR_ARC1214_OUTBOUND_DOORBELL 0x00480
+#define ARCMSR_ARC1214_OUTBOUND_DOORBELL_ENABLE 0x00484
+#define ARCMSR_ARC1214_INBOUND_LIST_BASE_LOW 0x01000
+#define ARCMSR_ARC1214_INBOUND_LIST_BASE_HIGH 0x01004
+#define ARCMSR_ARC1214_INBOUND_LIST_WRITE_POINTER 0x01018
+#define ARCMSR_ARC1214_OUTBOUND_LIST_BASE_LOW 0x01060
+#define ARCMSR_ARC1214_OUTBOUND_LIST_BASE_HIGH 0x01064
+#define ARCMSR_ARC1214_OUTBOUND_LIST_COPY_POINTER 0x0106C
+#define ARCMSR_ARC1214_OUTBOUND_LIST_READ_POINTER 0x01070
+#define ARCMSR_ARC1214_OUTBOUND_INTERRUPT_CAUSE 0x01088
+#define ARCMSR_ARC1214_OUTBOUND_INTERRUPT_ENABLE 0x0108C
+#define ARCMSR_ARC1214_MESSAGE_WBUFFER 0x02000
+#define ARCMSR_ARC1214_MESSAGE_RBUFFER 0x02100
+#define ARCMSR_ARC1214_MESSAGE_RWBUFFER 0x02200
+/* Host Interrupt Mask */
+#define ARCMSR_ARC1214_ALL_INT_ENABLE 0x00001010
+#define ARCMSR_ARC1214_ALL_INT_DISABLE 0x00000000
+/* Host Interrupt Status */
+#define ARCMSR_ARC1214_OUTBOUND_DOORBELL_ISR 0x00001000
+#define ARCMSR_ARC1214_OUTBOUND_POSTQUEUE_ISR 0x00000010
+/* DoorBell*/
+#define ARCMSR_ARC1214_DRV2IOP_DATA_IN_READY 0x00000001
+#define ARCMSR_ARC1214_DRV2IOP_DATA_OUT_READ 0x00000002
+/*inbound message 0 ready*/
+#define ARCMSR_ARC1214_IOP2DRV_DATA_WRITE_OK 0x00000001
+/*outbound DATA WRITE isr door bell clear*/
+#define ARCMSR_ARC1214_IOP2DRV_DATA_READ_OK 0x00000002
+/*outbound message 0 ready*/
+#define ARCMSR_ARC1214_IOP2DRV_MESSAGE_CMD_DONE 0x02000000
+/*outbound message cmd isr door bell clear*/
+/*ARCMSR_HBAMU_MESSAGE_FIRMWARE_OK*/
+#define ARCMSR_ARC1214_MESSAGE_FIRMWARE_OK 0x80000000
+#define ARCMSR_ARC1214_OUTBOUND_LIST_INTERRUPT_CLEAR 0x00000001
+/*
+*******************************************************************************
+** SPEC. for Areca Type E adapter
+*******************************************************************************
+*/
+#define ARCMSR_SIGNATURE_1884 0x188417D3
+
+#define ARCMSR_HBEMU_DRV2IOP_DATA_WRITE_OK 0x00000002
+#define ARCMSR_HBEMU_DRV2IOP_DATA_READ_OK 0x00000004
+#define ARCMSR_HBEMU_DRV2IOP_MESSAGE_CMD_DONE 0x00000008
+
+#define ARCMSR_HBEMU_IOP2DRV_DATA_WRITE_OK 0x00000002
+#define ARCMSR_HBEMU_IOP2DRV_DATA_READ_OK 0x00000004
+#define ARCMSR_HBEMU_IOP2DRV_MESSAGE_CMD_DONE 0x00000008
+
+#define ARCMSR_HBEMU_MESSAGE_FIRMWARE_OK 0x80000000
+
+#define ARCMSR_HBEMU_OUTBOUND_DOORBELL_ISR 0x00000001
+#define ARCMSR_HBEMU_OUTBOUND_POSTQUEUE_ISR 0x00000008
+#define ARCMSR_HBEMU_ALL_INTMASKENABLE 0x00000009
+
+/* ARC-1884 doorbell sync */
+#define ARCMSR_HBEMU_DOORBELL_SYNC 0x100
+#define ARCMSR_ARC188X_RESET_ADAPTER 0x00000004
+#define ARCMSR_ARC1884_DiagWrite_ENABLE 0x00000080
+
+/*
+*******************************************************************************
+** SPEC. for Areca Type F adapter
+*******************************************************************************
+*/
+#define ARCMSR_SIGNATURE_1886 0x188617D3
+// Doorbell and interrupt definition are same as Type E adapter
+/* ARC-1886 doorbell sync */
+#define ARCMSR_HBFMU_DOORBELL_SYNC 0x100
+//set host rw buffer physical address at inbound message 0, 1 (low,high)
+#define ARCMSR_HBFMU_DOORBELL_SYNC1 0x300
+#define ARCMSR_HBFMU_MESSAGE_FIRMWARE_OK 0x80000000
+#define ARCMSR_HBFMU_MESSAGE_NO_VOLUME_CHANGE 0x20000000
+
+/*
+*******************************************************************************
+** 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 msgContext;
+ 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*/
+};
+/*
+*********************************************************************
+** Messaging Unit (MU) of Type D processor
+*********************************************************************
+*/
+struct InBound_SRB {
+ uint32_t addressLow; /* pointer to SRB block */
+ uint32_t addressHigh;
+ uint32_t length; /* in DWORDs */
+ uint32_t reserved0;
+};
+
+struct OutBound_SRB {
+ uint32_t addressLow; /* pointer to SRB block */
+ uint32_t addressHigh;
+};
+
+struct MessageUnit_D {
+ struct InBound_SRB post_qbuffer[ARCMSR_MAX_ARC1214_POSTQUEUE];
+ volatile struct OutBound_SRB
+ done_qbuffer[ARCMSR_MAX_ARC1214_DONEQUEUE];
+ u16 postq_index;
+ volatile u16 doneq_index;
+ u32 __iomem *chip_id; /* 0x00004 */
+ u32 __iomem *cpu_mem_config; /* 0x00008 */
+ u32 __iomem *i2o_host_interrupt_mask; /* 0x00034 */
+ u32 __iomem *sample_at_reset; /* 0x00100 */
+ u32 __iomem *reset_request; /* 0x00108 */
+ u32 __iomem *host_int_status; /* 0x00200 */
+ u32 __iomem *pcief0_int_enable; /* 0x0020C */
+ u32 __iomem *inbound_msgaddr0; /* 0x00400 */
+ u32 __iomem *inbound_msgaddr1; /* 0x00404 */
+ u32 __iomem *outbound_msgaddr0; /* 0x00420 */
+ u32 __iomem *outbound_msgaddr1; /* 0x00424 */
+ u32 __iomem *inbound_doorbell; /* 0x00460 */
+ u32 __iomem *outbound_doorbell; /* 0x00480 */
+ u32 __iomem *outbound_doorbell_enable; /* 0x00484 */
+ u32 __iomem *inboundlist_base_low; /* 0x01000 */
+ u32 __iomem *inboundlist_base_high; /* 0x01004 */
+ u32 __iomem *inboundlist_write_pointer; /* 0x01018 */
+ u32 __iomem *outboundlist_base_low; /* 0x01060 */
+ u32 __iomem *outboundlist_base_high; /* 0x01064 */
+ u32 __iomem *outboundlist_copy_pointer; /* 0x0106C */
+ u32 __iomem *outboundlist_read_pointer; /* 0x01070 0x01072 */
+ u32 __iomem *outboundlist_interrupt_cause; /* 0x1088 */
+ u32 __iomem *outboundlist_interrupt_enable; /* 0x108C */
+ u32 __iomem *message_wbuffer; /* 0x2000 */
+ u32 __iomem *message_rbuffer; /* 0x2100 */
+ u32 __iomem *msgcode_rwbuffer; /* 0x2200 */
+};
+/*
+*********************************************************************
+** Messaging Unit (MU) of Type E processor(LSI)
+*********************************************************************
+*/
+struct MessageUnit_E{
+ uint32_t iobound_doorbell; /*0000 0003*/
+ uint32_t write_sequence_3xxx; /*0004 0007*/
+ uint32_t host_diagnostic_3xxx; /*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 reply_post_producer_index; /*0068 006B*/
+ uint32_t reply_post_consumer_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*/
+};
+
+/*
+*********************************************************************
+** Messaging Unit (MU) of Type F processor(LSI)
+*********************************************************************
+*/
+struct MessageUnit_F {
+ uint32_t iobound_doorbell; /*0000 0003*/
+ uint32_t write_sequence_3xxx; /*0004 0007*/
+ uint32_t host_diagnostic_3xxx; /*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 reply_post_producer_index; /*0068 006B*/
+ uint32_t reply_post_consumer_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[46]; /*0100 01B7*/
+ uint32_t reply_post_producer_index1; /*01B8 01BB*/
+ uint32_t reply_post_consumer_index1; /*01BC 01BF*/
+};
+
+#define MESG_RW_BUFFER_SIZE (256 * 3)
+
+typedef struct deliver_completeQ {
+ uint16_t cmdFlag;
+ uint16_t cmdSMID;
+ uint16_t cmdLMID; // reserved (0)
+ uint16_t cmdFlag2; // reserved (0)
+} DeliverQ, CompletionQ, *pDeliver_Q, *pCompletion_Q;
+/*
+*******************************************************************************
+** Adapter Control Block
+*******************************************************************************
+*/
+struct AdapterControlBlock
+{
+ uint32_t adapter_type; /* adapter A,B..... */
+#define ACB_ADAPTER_TYPE_A 0x00000000 /* hba I IOP */
+#define ACB_ADAPTER_TYPE_B 0x00000001 /* hbb M IOP */
+#define ACB_ADAPTER_TYPE_C 0x00000002 /* hbc L IOP */
+#define ACB_ADAPTER_TYPE_D 0x00000003 /* hbd M IOP */
+#define ACB_ADAPTER_TYPE_E 0x00000004 /* hba L IOP */
+#define ACB_ADAPTER_TYPE_F 0x00000005 /* hba L IOP */
+ u32 ioqueue_size;
+ 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;
+ uint64_t cdb_phyadd_hipart;
+ spinlock_t eh_lock;
+ spinlock_t ccblist_lock;
+ spinlock_t postq_lock;
+ spinlock_t doneq_lock;
+ spinlock_t rqbuffer_lock;
+ spinlock_t wqbuffer_lock;
+ union {
+ struct MessageUnit_A __iomem *pmuA;
+ struct MessageUnit_B *pmuB;
+ struct MessageUnit_C __iomem *pmuC;
+ struct MessageUnit_D *pmuD;
+ struct MessageUnit_E __iomem *pmuE;
+ struct MessageUnit_F __iomem *pmuF;
+ };
+ /* message unit ATU inbound base address0 */
+ void __iomem *mem_base0;
+ void __iomem *mem_base1;
+ //0x000 - COMPORT_IN (Host sent to ROC)
+ uint32_t *message_wbuffer;
+ //0x100 - COMPORT_OUT (ROC sent to Host)
+ uint32_t *message_rbuffer;
+ uint32_t *msgcode_rwbuffer; //0x200 - BIOS_AREA
+ 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_IOP_INITED 0x0100
+/* iop init */
+#define ACB_F_ABORT 0x0200
+#define ACB_F_FIRMWARE_TRAP 0x0400
+#define ACB_F_ADAPTER_REMOVED 0x0800
+#define ACB_F_MSG_GET_CONFIG 0x1000
+ 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_handle2;
+ void *dma_coherent2;
+ unsigned int uncache_size;
+ uint8_t rqbuffer[ARCMSR_MAX_QBUFFER];
+ /* data collection buffer for read from 80331 */
+ int32_t rqbuf_getIndex;
+ /* first of read buffer */
+ int32_t rqbuf_putIndex;
+ /* last of read buffer */
+ uint8_t wqbuffer[ARCMSR_MAX_QBUFFER];
+ /* data collection buffer for write to 80331 */
+ int32_t wqbuf_getIndex;
+ /* first of write buffer */
+ int32_t wqbuf_putIndex;
+ /* 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
+ uint32_t maxOutstanding;
+ int vector_count;
+ uint32_t maxFreeCCB;
+ struct timer_list refresh_timer;
+ uint32_t doneq_index;
+ uint32_t ccbsize;
+ uint32_t in_doorbell;
+ uint32_t out_doorbell;
+ uint32_t completionQ_entry;
+ pCompletion_Q pCompletionQ;
+ uint32_t completeQ_size;
+};/* HW_DEVICE_EXTENSION */
+/*
+*******************************************************************************
+** Command Control Block
+** this CCB length must be 32 bytes boundary
+*******************************************************************************
+*/
+struct CommandControlBlock{
+ /*x32:sizeof struct_CCB=(64+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*/
+ unsigned long cdb_phyaddr; /*x32: 4byte, x64: 8byte*/
+ 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
+ uint32_t smid;
+#if BITS_PER_LONG == 64
+ /* ======================512+64 bytes======================== */
+ uint32_t reserved[3]; /*12 byte*/
+#else
+ /* ======================512+32 bytes======================== */
+ uint32_t reserved[8]; /*32 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_write_ioctldata2iop(struct AdapterControlBlock *);
+extern uint32_t arcmsr_Read_iop_rqbuffer_data(struct AdapterControlBlock *,
+ struct QBUFFER __iomem *);
+extern void arcmsr_clear_iop2drv_rqueue_buffer(struct AdapterControlBlock *);
+extern struct QBUFFER __iomem *arcmsr_get_iop_rqbuffer(struct AdapterControlBlock *);
+extern const struct attribute_group *arcmsr_host_groups[];
+extern int arcmsr_alloc_sysfs_attr(struct AdapterControlBlock *);
+void arcmsr_free_sysfs_attr(struct AdapterControlBlock *acb);