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1/*2*******************************************************************************3**        O.S   : Linux4**   FILE NAME  : arcmsr.h5**        BY    : Nick Cheng6**   Description: SCSI RAID Device Driver for7**                ARECA RAID Host adapter8*******************************************************************************9** Copyright (C) 2002 - 2005, Areca Technology Corporation All rights reserved.10**11**     Web site: www.areca.com.tw12**       E-mail: support@areca.com.tw13**14** This program is free software; you can redistribute it and/or modify15** it under the terms of the GNU General Public License version 2 as16** published by the Free Software Foundation.17** This program is distributed in the hope that it will be useful,18** but WITHOUT ANY WARRANTY; without even the implied warranty of19** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the20** GNU General Public License for more details.21*******************************************************************************22** Redistribution and use in source and binary forms, with or without23** modification, are permitted provided that the following conditions24** are met:25** 1. Redistributions of source code must retain the above copyright26**    notice, this list of conditions and the following disclaimer.27** 2. Redistributions in binary form must reproduce the above copyright28**    notice, this list of conditions and the following disclaimer in the29**    documentation and/or other materials provided with the distribution.30** 3. The name of the author may not be used to endorse or promote products31**    derived from this software without specific prior written permission.32**33** THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR34** IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES35** OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.36** IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,37** INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES(INCLUDING, BUT38** NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,39** DATA, OR PROFITS; OR BUSINESS INTERRUPTION)HOWEVER CAUSED AND ON ANY40** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT41**(INCLUDING NEGLIGENCE OR OTHERWISE)ARISING IN ANY WAY OUT OF THE USE OF42** THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.43*******************************************************************************44*/45#include <linux/interrupt.h>46struct device_attribute;47/*The limit of outstanding scsi command that firmware can handle*/48#define ARCMSR_NAME			"arcmsr"49#define ARCMSR_MAX_FREECCB_NUM		102450#define ARCMSR_MAX_OUTSTANDING_CMD	102451#define ARCMSR_DEFAULT_OUTSTANDING_CMD	12852#define ARCMSR_MIN_OUTSTANDING_CMD	3253#define ARCMSR_DRIVER_VERSION		"v1.51.00.14-20230915"54#define ARCMSR_SCSI_INITIATOR_ID	25555#define ARCMSR_MAX_XFER_SECTORS		51256#define ARCMSR_MAX_XFER_SECTORS_B	409657#define ARCMSR_MAX_XFER_SECTORS_C	30458#define ARCMSR_MAX_TARGETID		1759#define ARCMSR_MAX_TARGETLUN		860#define ARCMSR_MAX_CMD_PERLUN		12861#define ARCMSR_DEFAULT_CMD_PERLUN	3262#define ARCMSR_MIN_CMD_PERLUN		163#define ARCMSR_MAX_QBUFFER		409664#define ARCMSR_DEFAULT_SG_ENTRIES	3865#define ARCMSR_MAX_HBB_POSTQUEUE	26466#define ARCMSR_MAX_ARC1214_POSTQUEUE	25667#define ARCMSR_MAX_ARC1214_DONEQUEUE	25768#define ARCMSR_MAX_HBE_DONEQUEUE	51269#define ARCMSR_MAX_XFER_LEN		0x26000 /* 152K */70#define ARCMSR_CDB_SG_PAGE_LENGTH	25671#define ARCMST_NUM_MSIX_VECTORS		472#ifndef PCI_DEVICE_ID_ARECA_188073#define PCI_DEVICE_ID_ARECA_1880	0x188074#endif75#ifndef PCI_DEVICE_ID_ARECA_121476#define PCI_DEVICE_ID_ARECA_1214	0x121477#endif78#ifndef PCI_DEVICE_ID_ARECA_120379#define PCI_DEVICE_ID_ARECA_1203	0x120380#endif81#ifndef PCI_DEVICE_ID_ARECA_188382#define PCI_DEVICE_ID_ARECA_1883	0x188383#endif84#ifndef PCI_DEVICE_ID_ARECA_188485#define PCI_DEVICE_ID_ARECA_1884	0x188486#endif87#define PCI_DEVICE_ID_ARECA_1886_0	0x188688#define PCI_DEVICE_ID_ARECA_1886	0x188A89#define	ARCMSR_HOURS			(1000 * 60 * 60 * 4)90#define	ARCMSR_MINUTES			(1000 * 60 * 60)91#define ARCMSR_DEFAULT_TIMEOUT		9092/*93**********************************************************************************94**95**********************************************************************************96*/97#define ARC_SUCCESS	098#define ARC_FAILURE	199/*100*******************************************************************************101**        split 64bits dma addressing102*******************************************************************************103*/104#define dma_addr_hi32(addr)	(uint32_t) ((addr>>16)>>16)105#define dma_addr_lo32(addr)	(uint32_t) (addr & 0xffffffff)106/*107*******************************************************************************108**        MESSAGE CONTROL CODE109*******************************************************************************110*/111struct CMD_MESSAGE112{113      uint32_t HeaderLength;114      uint8_t  Signature[8];115      uint32_t Timeout;116      uint32_t ControlCode;117      uint32_t ReturnCode;118      uint32_t Length;119};120/*121*******************************************************************************122**        IOP Message Transfer Data for user space123*******************************************************************************124*/125#define	ARCMSR_API_DATA_BUFLEN	1032126struct CMD_MESSAGE_FIELD127{128    struct CMD_MESSAGE			cmdmessage;129    uint8_t				messagedatabuffer[ARCMSR_API_DATA_BUFLEN];130};131/* IOP message transfer */132#define ARCMSR_MESSAGE_FAIL			0x0001133/* DeviceType */134#define ARECA_SATA_RAID				0x90000000135/* FunctionCode */136#define FUNCTION_READ_RQBUFFER			0x0801137#define FUNCTION_WRITE_WQBUFFER			0x0802138#define FUNCTION_CLEAR_RQBUFFER			0x0803139#define FUNCTION_CLEAR_WQBUFFER			0x0804140#define FUNCTION_CLEAR_ALLQBUFFER		0x0805141#define FUNCTION_RETURN_CODE_3F			0x0806142#define FUNCTION_SAY_HELLO			0x0807143#define FUNCTION_SAY_GOODBYE			0x0808144#define FUNCTION_FLUSH_ADAPTER_CACHE		0x0809145#define FUNCTION_GET_FIRMWARE_STATUS		0x080A146#define FUNCTION_HARDWARE_RESET			0x080B147/* ARECA IO CONTROL CODE*/148#define ARCMSR_MESSAGE_READ_RQBUFFER       \149	ARECA_SATA_RAID | FUNCTION_READ_RQBUFFER150#define ARCMSR_MESSAGE_WRITE_WQBUFFER      \151	ARECA_SATA_RAID | FUNCTION_WRITE_WQBUFFER152#define ARCMSR_MESSAGE_CLEAR_RQBUFFER      \153	ARECA_SATA_RAID | FUNCTION_CLEAR_RQBUFFER154#define ARCMSR_MESSAGE_CLEAR_WQBUFFER      \155	ARECA_SATA_RAID | FUNCTION_CLEAR_WQBUFFER156#define ARCMSR_MESSAGE_CLEAR_ALLQBUFFER    \157	ARECA_SATA_RAID | FUNCTION_CLEAR_ALLQBUFFER158#define ARCMSR_MESSAGE_RETURN_CODE_3F      \159	ARECA_SATA_RAID | FUNCTION_RETURN_CODE_3F160#define ARCMSR_MESSAGE_SAY_HELLO           \161	ARECA_SATA_RAID | FUNCTION_SAY_HELLO162#define ARCMSR_MESSAGE_SAY_GOODBYE         \163	ARECA_SATA_RAID | FUNCTION_SAY_GOODBYE164#define ARCMSR_MESSAGE_FLUSH_ADAPTER_CACHE \165	ARECA_SATA_RAID | FUNCTION_FLUSH_ADAPTER_CACHE166/* ARECA IOCTL ReturnCode */167#define ARCMSR_MESSAGE_RETURNCODE_OK		0x00000001168#define ARCMSR_MESSAGE_RETURNCODE_ERROR		0x00000006169#define ARCMSR_MESSAGE_RETURNCODE_3F		0x0000003F170#define ARCMSR_MESSAGE_RETURNCODE_BUS_HANG_ON	0x00000088171/*172*************************************************************173**   structure for holding DMA address data174*************************************************************175*/176#define IS_DMA64	(sizeof(dma_addr_t) == 8)177#define IS_SG64_ADDR	0x01000000 /* bit24 */178struct  SG32ENTRY179{180	__le32		length;181	__le32		address;182}__attribute__ ((packed));183struct  SG64ENTRY184{185	__le32		length;186	__le32		address;187	__le32		addresshigh;188}__attribute__ ((packed));189/*190********************************************************************191**      Q Buffer of IOP Message Transfer192********************************************************************193*/194struct QBUFFER195{196	uint32_t      data_len;197	uint8_t       data[124];198};199/*200*******************************************************************************201**      FIRMWARE INFO for Intel IOP R 80331 processor (Type A)202*******************************************************************************203*/204struct FIRMWARE_INFO205{206	uint32_t	signature;		/*0, 00-03*/207	uint32_t	request_len;		/*1, 04-07*/208	uint32_t	numbers_queue;		/*2, 08-11*/209	uint32_t	sdram_size;		/*3, 12-15*/210	uint32_t	ide_channels;		/*4, 16-19*/211	char		vendor[40];		/*5, 20-59*/212	char		model[8];		/*15, 60-67*/213	char		firmware_ver[16];     	/*17, 68-83*/214	char		device_map[16];		/*21, 84-99*/215	uint32_t	cfgVersion;		/*25,100-103 Added for checking of new firmware capability*/216	uint8_t		cfgSerial[16];		/*26,104-119*/217	uint32_t	cfgPicStatus;		/*30,120-123*/218};219/* signature of set and get firmware config */220#define ARCMSR_SIGNATURE_GET_CONFIG		0x87974060221#define ARCMSR_SIGNATURE_SET_CONFIG		0x87974063222/* message code of inbound message register */223#define ARCMSR_INBOUND_MESG0_NOP		0x00000000224#define ARCMSR_INBOUND_MESG0_GET_CONFIG		0x00000001225#define ARCMSR_INBOUND_MESG0_SET_CONFIG		0x00000002226#define ARCMSR_INBOUND_MESG0_ABORT_CMD		0x00000003227#define ARCMSR_INBOUND_MESG0_STOP_BGRB		0x00000004228#define ARCMSR_INBOUND_MESG0_FLUSH_CACHE	0x00000005229#define ARCMSR_INBOUND_MESG0_START_BGRB		0x00000006230#define ARCMSR_INBOUND_MESG0_CHK331PENDING	0x00000007231#define ARCMSR_INBOUND_MESG0_SYNC_TIMER		0x00000008232/* doorbell interrupt generator */233#define ARCMSR_INBOUND_DRIVER_DATA_WRITE_OK	0x00000001234#define ARCMSR_INBOUND_DRIVER_DATA_READ_OK	0x00000002235#define ARCMSR_OUTBOUND_IOP331_DATA_WRITE_OK	0x00000001236#define ARCMSR_OUTBOUND_IOP331_DATA_READ_OK	0x00000002237/* ccb areca cdb flag */238#define ARCMSR_CCBPOST_FLAG_SGL_BSIZE		0x80000000239#define ARCMSR_CCBPOST_FLAG_IAM_BIOS		0x40000000240#define ARCMSR_CCBREPLY_FLAG_IAM_BIOS		0x40000000241#define ARCMSR_CCBREPLY_FLAG_ERROR_MODE0	0x10000000242#define ARCMSR_CCBREPLY_FLAG_ERROR_MODE1	0x00000001243/* outbound firmware ok */244#define ARCMSR_OUTBOUND_MESG1_FIRMWARE_OK	0x80000000245/* ARC-1680 Bus Reset*/246#define ARCMSR_ARC1680_BUS_RESET		0x00000003247/* ARC-1880 Bus Reset*/248#define ARCMSR_ARC1880_RESET_ADAPTER		0x00000024249#define ARCMSR_ARC1880_DiagWrite_ENABLE		0x00000080250 251/*252************************************************************************253**                SPEC. for Areca Type B adapter254************************************************************************255*/256/* ARECA HBB COMMAND for its FIRMWARE */257/* window of "instruction flags" from driver to iop */258#define ARCMSR_DRV2IOP_DOORBELL                       0x00020400259#define ARCMSR_DRV2IOP_DOORBELL_MASK                  0x00020404260/* window of "instruction flags" from iop to driver */261#define ARCMSR_IOP2DRV_DOORBELL                       0x00020408262#define ARCMSR_IOP2DRV_DOORBELL_MASK                  0x0002040C263/* window of "instruction flags" from iop to driver */264#define ARCMSR_IOP2DRV_DOORBELL_1203                  0x00021870265#define ARCMSR_IOP2DRV_DOORBELL_MASK_1203             0x00021874266/* window of "instruction flags" from driver to iop */267#define ARCMSR_DRV2IOP_DOORBELL_1203                  0x00021878268#define ARCMSR_DRV2IOP_DOORBELL_MASK_1203             0x0002187C269/* ARECA FLAG LANGUAGE */270/* ioctl transfer */271#define ARCMSR_IOP2DRV_DATA_WRITE_OK                  0x00000001272/* ioctl transfer */273#define ARCMSR_IOP2DRV_DATA_READ_OK                   0x00000002274#define ARCMSR_IOP2DRV_CDB_DONE                       0x00000004275#define ARCMSR_IOP2DRV_MESSAGE_CMD_DONE               0x00000008276 277#define ARCMSR_DOORBELL_HANDLE_INT		      0x0000000F278#define ARCMSR_DOORBELL_INT_CLEAR_PATTERN   	      0xFF00FFF0279#define ARCMSR_MESSAGE_INT_CLEAR_PATTERN	      0xFF00FFF7280/* (ARCMSR_INBOUND_MESG0_GET_CONFIG<<16)|ARCMSR_DRV2IOP_MESSAGE_CMD_POSTED) */281#define ARCMSR_MESSAGE_GET_CONFIG		      0x00010008282/* (ARCMSR_INBOUND_MESG0_SET_CONFIG<<16)|ARCMSR_DRV2IOP_MESSAGE_CMD_POSTED) */283#define ARCMSR_MESSAGE_SET_CONFIG		      0x00020008284/* (ARCMSR_INBOUND_MESG0_ABORT_CMD<<16)|ARCMSR_DRV2IOP_MESSAGE_CMD_POSTED) */285#define ARCMSR_MESSAGE_ABORT_CMD		      0x00030008286/* (ARCMSR_INBOUND_MESG0_STOP_BGRB<<16)|ARCMSR_DRV2IOP_MESSAGE_CMD_POSTED) */287#define ARCMSR_MESSAGE_STOP_BGRB		      0x00040008288/* (ARCMSR_INBOUND_MESG0_FLUSH_CACHE<<16)|ARCMSR_DRV2IOP_MESSAGE_CMD_POSTED) */289#define ARCMSR_MESSAGE_FLUSH_CACHE                    0x00050008290/* (ARCMSR_INBOUND_MESG0_START_BGRB<<16)|ARCMSR_DRV2IOP_MESSAGE_CMD_POSTED) */291#define ARCMSR_MESSAGE_START_BGRB		      0x00060008292#define ARCMSR_MESSAGE_SYNC_TIMER		      0x00080008293#define ARCMSR_MESSAGE_START_DRIVER_MODE	      0x000E0008294#define ARCMSR_MESSAGE_SET_POST_WINDOW		      0x000F0008295#define ARCMSR_MESSAGE_ACTIVE_EOI_MODE		      0x00100008296/* ARCMSR_OUTBOUND_MESG1_FIRMWARE_OK */297#define ARCMSR_MESSAGE_FIRMWARE_OK		      0x80000000298/* ioctl transfer */299#define ARCMSR_DRV2IOP_DATA_WRITE_OK                  0x00000001300/* ioctl transfer */301#define ARCMSR_DRV2IOP_DATA_READ_OK                   0x00000002302#define ARCMSR_DRV2IOP_CDB_POSTED                     0x00000004303#define ARCMSR_DRV2IOP_MESSAGE_CMD_POSTED             0x00000008304#define ARCMSR_DRV2IOP_END_OF_INTERRUPT	              0x00000010305 306/* data tunnel buffer between user space program and its firmware */307/* user space data to iop 128bytes */308#define ARCMSR_MESSAGE_WBUFFER			      0x0000fe00309/* iop data to user space 128bytes */310#define ARCMSR_MESSAGE_RBUFFER			      0x0000ff00311/* iop message_rwbuffer for message command */312#define ARCMSR_MESSAGE_RWBUFFER			      0x0000fa00313 314#define MEM_BASE0(x)	(u32 __iomem *)((unsigned long)acb->mem_base0 + x)315#define MEM_BASE1(x)	(u32 __iomem *)((unsigned long)acb->mem_base1 + x)316/* 317************************************************************************318**                SPEC. for Areca HBC adapter319************************************************************************320*/321#define ARCMSR_HBC_ISR_THROTTLING_LEVEL		12322#define ARCMSR_HBC_ISR_MAX_DONE_QUEUE		20323/* Host Interrupt Mask */324#define ARCMSR_HBCMU_UTILITY_A_ISR_MASK		0x00000001 /* When clear, the Utility_A interrupt routes to the host.*/325#define ARCMSR_HBCMU_OUTBOUND_DOORBELL_ISR_MASK	0x00000004 /* When clear, the General Outbound Doorbell interrupt routes to the host.*/326#define ARCMSR_HBCMU_OUTBOUND_POSTQUEUE_ISR_MASK	0x00000008 /* When clear, the Outbound Post List FIFO Not Empty interrupt routes to the host.*/327#define ARCMSR_HBCMU_ALL_INTMASKENABLE		0x0000000D /* disable all ISR */328/* Host Interrupt Status */329#define ARCMSR_HBCMU_UTILITY_A_ISR		0x00000001330	/*331	** Set when the Utility_A Interrupt bit is set in the Outbound Doorbell Register.332	** It clears by writing a 1 to the Utility_A bit in the Outbound Doorbell Clear Register or through automatic clearing (if enabled).333	*/334#define ARCMSR_HBCMU_OUTBOUND_DOORBELL_ISR	0x00000004335	/*336	** Set if Outbound Doorbell register bits 30:1 have a non-zero337	** value. This bit clears only when Outbound Doorbell bits338	** 30:1 are ALL clear. Only a write to the Outbound Doorbell339	** Clear register clears bits in the Outbound Doorbell register.340	*/341#define ARCMSR_HBCMU_OUTBOUND_POSTQUEUE_ISR	0x00000008342	/*343	** Set whenever the Outbound Post List Producer/Consumer344	** Register (FIFO) is not empty. It clears when the Outbound345	** Post List FIFO is empty.346	*/347#define ARCMSR_HBCMU_SAS_ALL_INT		0x00000010348	/*349	** This bit indicates a SAS interrupt from a source external to350	** the PCIe core. This bit is not maskable.351	*/352	/* DoorBell*/353#define ARCMSR_HBCMU_DRV2IOP_DATA_WRITE_OK			0x00000002354#define ARCMSR_HBCMU_DRV2IOP_DATA_READ_OK			0x00000004355	/*inbound message 0 ready*/356#define ARCMSR_HBCMU_DRV2IOP_MESSAGE_CMD_DONE			0x00000008357	/*more than 12 request completed in a time*/358#define ARCMSR_HBCMU_DRV2IOP_POSTQUEUE_THROTTLING		0x00000010359#define ARCMSR_HBCMU_IOP2DRV_DATA_WRITE_OK			0x00000002360	/*outbound DATA WRITE isr door bell clear*/361#define ARCMSR_HBCMU_IOP2DRV_DATA_WRITE_DOORBELL_CLEAR		0x00000002362#define ARCMSR_HBCMU_IOP2DRV_DATA_READ_OK			0x00000004363	/*outbound DATA READ isr door bell clear*/364#define ARCMSR_HBCMU_IOP2DRV_DATA_READ_DOORBELL_CLEAR		0x00000004365	/*outbound message 0 ready*/366#define ARCMSR_HBCMU_IOP2DRV_MESSAGE_CMD_DONE			0x00000008367	/*outbound message cmd isr door bell clear*/368#define ARCMSR_HBCMU_IOP2DRV_MESSAGE_CMD_DONE_DOORBELL_CLEAR	0x00000008369	/*ARCMSR_HBAMU_MESSAGE_FIRMWARE_OK*/370#define ARCMSR_HBCMU_MESSAGE_FIRMWARE_OK			0x80000000371/*372*******************************************************************************373**                SPEC. for Areca Type D adapter374*******************************************************************************375*/376#define ARCMSR_ARC1214_CHIP_ID				0x00004377#define ARCMSR_ARC1214_CPU_MEMORY_CONFIGURATION		0x00008378#define ARCMSR_ARC1214_I2_HOST_INTERRUPT_MASK		0x00034379#define ARCMSR_ARC1214_SAMPLE_RESET			0x00100380#define ARCMSR_ARC1214_RESET_REQUEST			0x00108381#define ARCMSR_ARC1214_MAIN_INTERRUPT_STATUS		0x00200382#define ARCMSR_ARC1214_PCIE_F0_INTERRUPT_ENABLE		0x0020C383#define ARCMSR_ARC1214_INBOUND_MESSAGE0			0x00400384#define ARCMSR_ARC1214_INBOUND_MESSAGE1			0x00404385#define ARCMSR_ARC1214_OUTBOUND_MESSAGE0		0x00420386#define ARCMSR_ARC1214_OUTBOUND_MESSAGE1		0x00424387#define ARCMSR_ARC1214_INBOUND_DOORBELL			0x00460388#define ARCMSR_ARC1214_OUTBOUND_DOORBELL		0x00480389#define ARCMSR_ARC1214_OUTBOUND_DOORBELL_ENABLE		0x00484390#define ARCMSR_ARC1214_INBOUND_LIST_BASE_LOW		0x01000391#define ARCMSR_ARC1214_INBOUND_LIST_BASE_HIGH		0x01004392#define ARCMSR_ARC1214_INBOUND_LIST_WRITE_POINTER	0x01018393#define ARCMSR_ARC1214_OUTBOUND_LIST_BASE_LOW		0x01060394#define ARCMSR_ARC1214_OUTBOUND_LIST_BASE_HIGH		0x01064395#define ARCMSR_ARC1214_OUTBOUND_LIST_COPY_POINTER	0x0106C396#define ARCMSR_ARC1214_OUTBOUND_LIST_READ_POINTER	0x01070397#define ARCMSR_ARC1214_OUTBOUND_INTERRUPT_CAUSE		0x01088398#define ARCMSR_ARC1214_OUTBOUND_INTERRUPT_ENABLE	0x0108C399#define ARCMSR_ARC1214_MESSAGE_WBUFFER			0x02000400#define ARCMSR_ARC1214_MESSAGE_RBUFFER			0x02100401#define ARCMSR_ARC1214_MESSAGE_RWBUFFER			0x02200402/* Host Interrupt Mask */403#define ARCMSR_ARC1214_ALL_INT_ENABLE			0x00001010404#define ARCMSR_ARC1214_ALL_INT_DISABLE			0x00000000405/* Host Interrupt Status */406#define ARCMSR_ARC1214_OUTBOUND_DOORBELL_ISR		0x00001000407#define ARCMSR_ARC1214_OUTBOUND_POSTQUEUE_ISR		0x00000010408/* DoorBell*/409#define ARCMSR_ARC1214_DRV2IOP_DATA_IN_READY		0x00000001410#define ARCMSR_ARC1214_DRV2IOP_DATA_OUT_READ		0x00000002411/*inbound message 0 ready*/412#define ARCMSR_ARC1214_IOP2DRV_DATA_WRITE_OK		0x00000001413/*outbound DATA WRITE isr door bell clear*/414#define ARCMSR_ARC1214_IOP2DRV_DATA_READ_OK		0x00000002415/*outbound message 0 ready*/416#define ARCMSR_ARC1214_IOP2DRV_MESSAGE_CMD_DONE		0x02000000417/*outbound message cmd isr door bell clear*/418/*ARCMSR_HBAMU_MESSAGE_FIRMWARE_OK*/419#define ARCMSR_ARC1214_MESSAGE_FIRMWARE_OK		0x80000000420#define ARCMSR_ARC1214_OUTBOUND_LIST_INTERRUPT_CLEAR	0x00000001421/*422*******************************************************************************423**                SPEC. for Areca Type E adapter424*******************************************************************************425*/426#define ARCMSR_SIGNATURE_1884			0x188417D3427 428#define ARCMSR_HBEMU_DRV2IOP_DATA_WRITE_OK	0x00000002429#define ARCMSR_HBEMU_DRV2IOP_DATA_READ_OK	0x00000004430#define ARCMSR_HBEMU_DRV2IOP_MESSAGE_CMD_DONE	0x00000008431 432#define ARCMSR_HBEMU_IOP2DRV_DATA_WRITE_OK	0x00000002433#define ARCMSR_HBEMU_IOP2DRV_DATA_READ_OK	0x00000004434#define ARCMSR_HBEMU_IOP2DRV_MESSAGE_CMD_DONE	0x00000008435 436#define ARCMSR_HBEMU_MESSAGE_FIRMWARE_OK	0x80000000437 438#define ARCMSR_HBEMU_OUTBOUND_DOORBELL_ISR	0x00000001439#define ARCMSR_HBEMU_OUTBOUND_POSTQUEUE_ISR	0x00000008440#define ARCMSR_HBEMU_ALL_INTMASKENABLE		0x00000009441 442/* ARC-1884 doorbell sync */443#define ARCMSR_HBEMU_DOORBELL_SYNC		0x100444#define ARCMSR_ARC188X_RESET_ADAPTER		0x00000004445#define ARCMSR_ARC1884_DiagWrite_ENABLE		0x00000080446 447/*448*******************************************************************************449**                SPEC. for Areca Type F adapter450*******************************************************************************451*/452#define ARCMSR_SIGNATURE_1886			0x188617D3453// Doorbell and interrupt definition are same as Type E adapter454/* ARC-1886 doorbell sync */455#define ARCMSR_HBFMU_DOORBELL_SYNC		0x100456//set host rw buffer physical address at inbound message 0, 1 (low,high)457#define ARCMSR_HBFMU_DOORBELL_SYNC1		0x300458#define ARCMSR_HBFMU_MESSAGE_FIRMWARE_OK	0x80000000459#define ARCMSR_HBFMU_MESSAGE_NO_VOLUME_CHANGE	0x20000000460 461/*462*******************************************************************************463**    ARECA SCSI COMMAND DESCRIPTOR BLOCK size 0x1F8 (504)464*******************************************************************************465*/466struct ARCMSR_CDB467{468	uint8_t		Bus;469	uint8_t		TargetID;470	uint8_t		LUN;471	uint8_t		Function;472	uint8_t		CdbLength;473	uint8_t		sgcount;474	uint8_t		Flags;475#define ARCMSR_CDB_FLAG_SGL_BSIZE          0x01476#define ARCMSR_CDB_FLAG_BIOS               0x02477#define ARCMSR_CDB_FLAG_WRITE              0x04478#define ARCMSR_CDB_FLAG_SIMPLEQ            0x00479#define ARCMSR_CDB_FLAG_HEADQ              0x08480#define ARCMSR_CDB_FLAG_ORDEREDQ           0x10481 482	uint8_t		msgPages;483	uint32_t	msgContext;484	uint32_t	DataLength;485	uint8_t		Cdb[16];486	uint8_t		DeviceStatus;487#define ARCMSR_DEV_CHECK_CONDITION	    0x02488#define ARCMSR_DEV_SELECT_TIMEOUT	    0xF0489#define ARCMSR_DEV_ABORTED		    0xF1490#define ARCMSR_DEV_INIT_FAIL		    0xF2491 492	uint8_t		SenseData[15];493	union494	{495		struct SG32ENTRY	sg32entry[1];496		struct SG64ENTRY	sg64entry[1];497	} u;498};499/*500*******************************************************************************501**     Messaging Unit (MU) of the Intel R 80331 I/O processor(Type A) and Type B processor502*******************************************************************************503*/504struct MessageUnit_A505{506	uint32_t	resrved0[4];			/*0000 000F*/507	uint32_t	inbound_msgaddr0;		/*0010 0013*/508	uint32_t	inbound_msgaddr1;		/*0014 0017*/509	uint32_t	outbound_msgaddr0;		/*0018 001B*/510	uint32_t	outbound_msgaddr1;		/*001C 001F*/511	uint32_t	inbound_doorbell;		/*0020 0023*/512	uint32_t	inbound_intstatus;		/*0024 0027*/513	uint32_t	inbound_intmask;		/*0028 002B*/514	uint32_t	outbound_doorbell;		/*002C 002F*/515	uint32_t	outbound_intstatus;		/*0030 0033*/516	uint32_t	outbound_intmask;		/*0034 0037*/517	uint32_t	reserved1[2];			/*0038 003F*/518	uint32_t	inbound_queueport;		/*0040 0043*/519	uint32_t	outbound_queueport;     	/*0044 0047*/520	uint32_t	reserved2[2];			/*0048 004F*/521	uint32_t	reserved3[492];			/*0050 07FF 492*/522	uint32_t	reserved4[128];			/*0800 09FF 128*/523	uint32_t	message_rwbuffer[256];		/*0a00 0DFF 256*/524	uint32_t	message_wbuffer[32];		/*0E00 0E7F  32*/525	uint32_t	reserved5[32];			/*0E80 0EFF  32*/526	uint32_t	message_rbuffer[32];		/*0F00 0F7F  32*/527	uint32_t	reserved6[32];			/*0F80 0FFF  32*/528};529 530struct MessageUnit_B531{532	uint32_t	post_qbuffer[ARCMSR_MAX_HBB_POSTQUEUE];533	uint32_t	done_qbuffer[ARCMSR_MAX_HBB_POSTQUEUE];534	uint32_t	postq_index;535	uint32_t	doneq_index;536	uint32_t	__iomem *drv2iop_doorbell;537	uint32_t	__iomem *drv2iop_doorbell_mask;538	uint32_t	__iomem *iop2drv_doorbell;539	uint32_t	__iomem *iop2drv_doorbell_mask;540	uint32_t	__iomem *message_rwbuffer;541	uint32_t	__iomem *message_wbuffer;542	uint32_t	__iomem *message_rbuffer;543};544/*545*********************************************************************546** LSI547*********************************************************************548*/549struct MessageUnit_C{550	uint32_t	message_unit_status;			/*0000 0003*/551	uint32_t	slave_error_attribute;			/*0004 0007*/552	uint32_t	slave_error_address;			/*0008 000B*/553	uint32_t	posted_outbound_doorbell;		/*000C 000F*/554	uint32_t	master_error_attribute;			/*0010 0013*/555	uint32_t	master_error_address_low;		/*0014 0017*/556	uint32_t	master_error_address_high;		/*0018 001B*/557	uint32_t	hcb_size;				/*001C 001F*/558	uint32_t	inbound_doorbell;			/*0020 0023*/559	uint32_t	diagnostic_rw_data;			/*0024 0027*/560	uint32_t	diagnostic_rw_address_low;		/*0028 002B*/561	uint32_t	diagnostic_rw_address_high;		/*002C 002F*/562	uint32_t	host_int_status;			/*0030 0033*/563	uint32_t	host_int_mask;				/*0034 0037*/564	uint32_t	dcr_data;				/*0038 003B*/565	uint32_t	dcr_address;				/*003C 003F*/566	uint32_t	inbound_queueport;			/*0040 0043*/567	uint32_t	outbound_queueport;			/*0044 0047*/568	uint32_t	hcb_pci_address_low;			/*0048 004B*/569	uint32_t	hcb_pci_address_high;			/*004C 004F*/570	uint32_t	iop_int_status;				/*0050 0053*/571	uint32_t	iop_int_mask;				/*0054 0057*/572	uint32_t	iop_inbound_queue_port;			/*0058 005B*/573	uint32_t	iop_outbound_queue_port;		/*005C 005F*/574	uint32_t	inbound_free_list_index;		/*0060 0063*/575	uint32_t	inbound_post_list_index;		/*0064 0067*/576	uint32_t	outbound_free_list_index;		/*0068 006B*/577	uint32_t	outbound_post_list_index;		/*006C 006F*/578	uint32_t	inbound_doorbell_clear;			/*0070 0073*/579	uint32_t	i2o_message_unit_control;		/*0074 0077*/580	uint32_t	last_used_message_source_address_low;	/*0078 007B*/581	uint32_t	last_used_message_source_address_high;	/*007C 007F*/582	uint32_t	pull_mode_data_byte_count[4];		/*0080 008F*/583	uint32_t	message_dest_address_index;		/*0090 0093*/584	uint32_t	done_queue_not_empty_int_counter_timer;	/*0094 0097*/585	uint32_t	utility_A_int_counter_timer;		/*0098 009B*/586	uint32_t	outbound_doorbell;			/*009C 009F*/587	uint32_t	outbound_doorbell_clear;		/*00A0 00A3*/588	uint32_t	message_source_address_index;		/*00A4 00A7*/589	uint32_t	message_done_queue_index;		/*00A8 00AB*/590	uint32_t	reserved0;				/*00AC 00AF*/591	uint32_t	inbound_msgaddr0;			/*00B0 00B3*/592	uint32_t	inbound_msgaddr1;			/*00B4 00B7*/593	uint32_t	outbound_msgaddr0;			/*00B8 00BB*/594	uint32_t	outbound_msgaddr1;			/*00BC 00BF*/595	uint32_t	inbound_queueport_low;			/*00C0 00C3*/596	uint32_t	inbound_queueport_high;			/*00C4 00C7*/597	uint32_t	outbound_queueport_low;			/*00C8 00CB*/598	uint32_t	outbound_queueport_high;		/*00CC 00CF*/599	uint32_t	iop_inbound_queue_port_low;		/*00D0 00D3*/600	uint32_t	iop_inbound_queue_port_high;		/*00D4 00D7*/601	uint32_t	iop_outbound_queue_port_low;		/*00D8 00DB*/602	uint32_t	iop_outbound_queue_port_high;		/*00DC 00DF*/603	uint32_t	message_dest_queue_port_low;		/*00E0 00E3*/604	uint32_t	message_dest_queue_port_high;		/*00E4 00E7*/605	uint32_t	last_used_message_dest_address_low;	/*00E8 00EB*/606	uint32_t	last_used_message_dest_address_high;	/*00EC 00EF*/607	uint32_t	message_done_queue_base_address_low;	/*00F0 00F3*/608	uint32_t	message_done_queue_base_address_high;	/*00F4 00F7*/609	uint32_t	host_diagnostic;			/*00F8 00FB*/610	uint32_t	write_sequence;				/*00FC 00FF*/611	uint32_t	reserved1[34];				/*0100 0187*/612	uint32_t	reserved2[1950];			/*0188 1FFF*/613	uint32_t	message_wbuffer[32];			/*2000 207F*/614	uint32_t	reserved3[32];				/*2080 20FF*/615	uint32_t	message_rbuffer[32];			/*2100 217F*/616	uint32_t	reserved4[32];				/*2180 21FF*/617	uint32_t	msgcode_rwbuffer[256];			/*2200 23FF*/618};619/*620*********************************************************************621**     Messaging Unit (MU) of Type D processor622*********************************************************************623*/624struct InBound_SRB {625	uint32_t addressLow; /* pointer to SRB block */626	uint32_t addressHigh;627	uint32_t length; /* in DWORDs */628	uint32_t reserved0;629};630 631struct OutBound_SRB {632	uint32_t addressLow; /* pointer to SRB block */633	uint32_t addressHigh;634};635 636struct MessageUnit_D {637	struct InBound_SRB	post_qbuffer[ARCMSR_MAX_ARC1214_POSTQUEUE];638	volatile struct OutBound_SRB639				done_qbuffer[ARCMSR_MAX_ARC1214_DONEQUEUE];640	u16 postq_index;641	volatile u16 doneq_index;642	u32 __iomem *chip_id;			/* 0x00004 */643	u32 __iomem *cpu_mem_config;		/* 0x00008 */644	u32 __iomem *i2o_host_interrupt_mask;	/* 0x00034 */645	u32 __iomem *sample_at_reset;		/* 0x00100 */646	u32 __iomem *reset_request;		/* 0x00108 */647	u32 __iomem *host_int_status;		/* 0x00200 */648	u32 __iomem *pcief0_int_enable;		/* 0x0020C */649	u32 __iomem *inbound_msgaddr0;		/* 0x00400 */650	u32 __iomem *inbound_msgaddr1;		/* 0x00404 */651	u32 __iomem *outbound_msgaddr0;		/* 0x00420 */652	u32 __iomem *outbound_msgaddr1;		/* 0x00424 */653	u32 __iomem *inbound_doorbell;		/* 0x00460 */654	u32 __iomem *outbound_doorbell;		/* 0x00480 */655	u32 __iomem *outbound_doorbell_enable;	/* 0x00484 */656	u32 __iomem *inboundlist_base_low;	/* 0x01000 */657	u32 __iomem *inboundlist_base_high;	/* 0x01004 */658	u32 __iomem *inboundlist_write_pointer;	/* 0x01018 */659	u32 __iomem *outboundlist_base_low;	/* 0x01060 */660	u32 __iomem *outboundlist_base_high;	/* 0x01064 */661	u32 __iomem *outboundlist_copy_pointer;	/* 0x0106C */662	u32 __iomem *outboundlist_read_pointer;	/* 0x01070 0x01072 */663	u32 __iomem *outboundlist_interrupt_cause;	/* 0x1088 */664	u32 __iomem *outboundlist_interrupt_enable;	/* 0x108C */665	u32 __iomem *message_wbuffer;		/* 0x2000 */666	u32 __iomem *message_rbuffer;		/* 0x2100 */667	u32 __iomem *msgcode_rwbuffer;		/* 0x2200 */668};669/*670*********************************************************************671**     Messaging Unit (MU) of Type E processor(LSI)672*********************************************************************673*/674struct MessageUnit_E{675	uint32_t	iobound_doorbell;			/*0000 0003*/676	uint32_t	write_sequence_3xxx;			/*0004 0007*/677	uint32_t	host_diagnostic_3xxx;			/*0008 000B*/678	uint32_t	posted_outbound_doorbell;		/*000C 000F*/679	uint32_t	master_error_attribute;			/*0010 0013*/680	uint32_t	master_error_address_low;		/*0014 0017*/681	uint32_t	master_error_address_high;		/*0018 001B*/682	uint32_t	hcb_size;				/*001C 001F*/683	uint32_t	inbound_doorbell;			/*0020 0023*/684	uint32_t	diagnostic_rw_data;			/*0024 0027*/685	uint32_t	diagnostic_rw_address_low;		/*0028 002B*/686	uint32_t	diagnostic_rw_address_high;		/*002C 002F*/687	uint32_t	host_int_status;			/*0030 0033*/688	uint32_t	host_int_mask;				/*0034 0037*/689	uint32_t	dcr_data;				/*0038 003B*/690	uint32_t	dcr_address;				/*003C 003F*/691	uint32_t	inbound_queueport;			/*0040 0043*/692	uint32_t	outbound_queueport;			/*0044 0047*/693	uint32_t	hcb_pci_address_low;			/*0048 004B*/694	uint32_t	hcb_pci_address_high;			/*004C 004F*/695	uint32_t	iop_int_status;				/*0050 0053*/696	uint32_t	iop_int_mask;				/*0054 0057*/697	uint32_t	iop_inbound_queue_port;			/*0058 005B*/698	uint32_t	iop_outbound_queue_port;		/*005C 005F*/699	uint32_t	inbound_free_list_index;		/*0060 0063*/700	uint32_t	inbound_post_list_index;		/*0064 0067*/701	uint32_t	reply_post_producer_index;		/*0068 006B*/702	uint32_t	reply_post_consumer_index;		/*006C 006F*/703	uint32_t	inbound_doorbell_clear;			/*0070 0073*/704	uint32_t	i2o_message_unit_control;		/*0074 0077*/705	uint32_t	last_used_message_source_address_low;	/*0078 007B*/706	uint32_t	last_used_message_source_address_high;	/*007C 007F*/707	uint32_t	pull_mode_data_byte_count[4];		/*0080 008F*/708	uint32_t	message_dest_address_index;		/*0090 0093*/709	uint32_t	done_queue_not_empty_int_counter_timer;	/*0094 0097*/710	uint32_t	utility_A_int_counter_timer;		/*0098 009B*/711	uint32_t	outbound_doorbell;			/*009C 009F*/712	uint32_t	outbound_doorbell_clear;		/*00A0 00A3*/713	uint32_t	message_source_address_index;		/*00A4 00A7*/714	uint32_t	message_done_queue_index;		/*00A8 00AB*/715	uint32_t	reserved0;				/*00AC 00AF*/716	uint32_t	inbound_msgaddr0;			/*00B0 00B3*/717	uint32_t	inbound_msgaddr1;			/*00B4 00B7*/718	uint32_t	outbound_msgaddr0;			/*00B8 00BB*/719	uint32_t	outbound_msgaddr1;			/*00BC 00BF*/720	uint32_t	inbound_queueport_low;			/*00C0 00C3*/721	uint32_t	inbound_queueport_high;			/*00C4 00C7*/722	uint32_t	outbound_queueport_low;			/*00C8 00CB*/723	uint32_t	outbound_queueport_high;		/*00CC 00CF*/724	uint32_t	iop_inbound_queue_port_low;		/*00D0 00D3*/725	uint32_t	iop_inbound_queue_port_high;		/*00D4 00D7*/726	uint32_t	iop_outbound_queue_port_low;		/*00D8 00DB*/727	uint32_t	iop_outbound_queue_port_high;		/*00DC 00DF*/728	uint32_t	message_dest_queue_port_low;		/*00E0 00E3*/729	uint32_t	message_dest_queue_port_high;		/*00E4 00E7*/730	uint32_t	last_used_message_dest_address_low;	/*00E8 00EB*/731	uint32_t	last_used_message_dest_address_high;	/*00EC 00EF*/732	uint32_t	message_done_queue_base_address_low;	/*00F0 00F3*/733	uint32_t	message_done_queue_base_address_high;	/*00F4 00F7*/734	uint32_t	host_diagnostic;			/*00F8 00FB*/735	uint32_t	write_sequence;				/*00FC 00FF*/736	uint32_t	reserved1[34];				/*0100 0187*/737	uint32_t	reserved2[1950];			/*0188 1FFF*/738	uint32_t	message_wbuffer[32];			/*2000 207F*/739	uint32_t	reserved3[32];				/*2080 20FF*/740	uint32_t	message_rbuffer[32];			/*2100 217F*/741	uint32_t	reserved4[32];				/*2180 21FF*/742	uint32_t	msgcode_rwbuffer[256];			/*2200 23FF*/743};744 745/*746*********************************************************************747**     Messaging Unit (MU) of Type F processor(LSI)748*********************************************************************749*/750struct MessageUnit_F {751	uint32_t	iobound_doorbell;			/*0000 0003*/752	uint32_t	write_sequence_3xxx;			/*0004 0007*/753	uint32_t	host_diagnostic_3xxx;			/*0008 000B*/754	uint32_t	posted_outbound_doorbell;		/*000C 000F*/755	uint32_t	master_error_attribute;			/*0010 0013*/756	uint32_t	master_error_address_low;		/*0014 0017*/757	uint32_t	master_error_address_high;		/*0018 001B*/758	uint32_t	hcb_size;				/*001C 001F*/759	uint32_t	inbound_doorbell;			/*0020 0023*/760	uint32_t	diagnostic_rw_data;			/*0024 0027*/761	uint32_t	diagnostic_rw_address_low;		/*0028 002B*/762	uint32_t	diagnostic_rw_address_high;		/*002C 002F*/763	uint32_t	host_int_status;			/*0030 0033*/764	uint32_t	host_int_mask;				/*0034 0037*/765	uint32_t	dcr_data;				/*0038 003B*/766	uint32_t	dcr_address;				/*003C 003F*/767	uint32_t	inbound_queueport;			/*0040 0043*/768	uint32_t	outbound_queueport;			/*0044 0047*/769	uint32_t	hcb_pci_address_low;			/*0048 004B*/770	uint32_t	hcb_pci_address_high;			/*004C 004F*/771	uint32_t	iop_int_status;				/*0050 0053*/772	uint32_t	iop_int_mask;				/*0054 0057*/773	uint32_t	iop_inbound_queue_port;			/*0058 005B*/774	uint32_t	iop_outbound_queue_port;		/*005C 005F*/775	uint32_t	inbound_free_list_index;		/*0060 0063*/776	uint32_t	inbound_post_list_index;		/*0064 0067*/777	uint32_t	reply_post_producer_index;		/*0068 006B*/778	uint32_t	reply_post_consumer_index;		/*006C 006F*/779	uint32_t	inbound_doorbell_clear;			/*0070 0073*/780	uint32_t	i2o_message_unit_control;		/*0074 0077*/781	uint32_t	last_used_message_source_address_low;	/*0078 007B*/782	uint32_t	last_used_message_source_address_high;	/*007C 007F*/783	uint32_t	pull_mode_data_byte_count[4];		/*0080 008F*/784	uint32_t	message_dest_address_index;		/*0090 0093*/785	uint32_t	done_queue_not_empty_int_counter_timer;	/*0094 0097*/786	uint32_t	utility_A_int_counter_timer;		/*0098 009B*/787	uint32_t	outbound_doorbell;			/*009C 009F*/788	uint32_t	outbound_doorbell_clear;		/*00A0 00A3*/789	uint32_t	message_source_address_index;		/*00A4 00A7*/790	uint32_t	message_done_queue_index;		/*00A8 00AB*/791	uint32_t	reserved0;				/*00AC 00AF*/792	uint32_t	inbound_msgaddr0;			/*00B0 00B3*/793	uint32_t	inbound_msgaddr1;			/*00B4 00B7*/794	uint32_t	outbound_msgaddr0;			/*00B8 00BB*/795	uint32_t	outbound_msgaddr1;			/*00BC 00BF*/796	uint32_t	inbound_queueport_low;			/*00C0 00C3*/797	uint32_t	inbound_queueport_high;			/*00C4 00C7*/798	uint32_t	outbound_queueport_low;			/*00C8 00CB*/799	uint32_t	outbound_queueport_high;		/*00CC 00CF*/800	uint32_t	iop_inbound_queue_port_low;		/*00D0 00D3*/801	uint32_t	iop_inbound_queue_port_high;		/*00D4 00D7*/802	uint32_t	iop_outbound_queue_port_low;		/*00D8 00DB*/803	uint32_t	iop_outbound_queue_port_high;		/*00DC 00DF*/804	uint32_t	message_dest_queue_port_low;		/*00E0 00E3*/805	uint32_t	message_dest_queue_port_high;		/*00E4 00E7*/806	uint32_t	last_used_message_dest_address_low;	/*00E8 00EB*/807	uint32_t	last_used_message_dest_address_high;	/*00EC 00EF*/808	uint32_t	message_done_queue_base_address_low;	/*00F0 00F3*/809	uint32_t	message_done_queue_base_address_high;	/*00F4 00F7*/810	uint32_t	host_diagnostic;			/*00F8 00FB*/811	uint32_t	write_sequence;				/*00FC 00FF*/812	uint32_t	reserved1[46];				/*0100 01B7*/813	uint32_t	reply_post_producer_index1;		/*01B8 01BB*/814	uint32_t	reply_post_consumer_index1;		/*01BC 01BF*/815};816 817#define	MESG_RW_BUFFER_SIZE	(256 * 3)818 819typedef struct deliver_completeQ {820	uint16_t	cmdFlag;821	uint16_t	cmdSMID;822	uint16_t	cmdLMID;        // reserved (0)823	uint16_t	cmdFlag2;       // reserved (0)824} DeliverQ, CompletionQ, *pDeliver_Q, *pCompletion_Q;825 826#define ARCMSR_XOR_SEG_SIZE	(1024 * 1024)827struct HostRamBuf {828	uint32_t	hrbSignature;	// must be "HRBS"829	uint32_t	hrbSize;	// total sg size, be multiples of MB830	uint32_t	hrbRes[2];	// reserved, must be set to 0831};832struct	Xor_sg {833	dma_addr_t	xorPhys;834	uint64_t	xorBufLen;835};836struct	XorHandle {837	dma_addr_t	xorPhys;838	uint64_t	xorBufLen;839	void		*xorVirt;840};841 842/*843*******************************************************************************844**                 Adapter Control Block845*******************************************************************************846*/847struct AdapterControlBlock848{849	uint32_t		adapter_type;		/* adapter A,B..... */850#define ACB_ADAPTER_TYPE_A		0x00000000	/* hba I IOP */851#define ACB_ADAPTER_TYPE_B		0x00000001	/* hbb M IOP */852#define ACB_ADAPTER_TYPE_C		0x00000002	/* hbc L IOP */853#define ACB_ADAPTER_TYPE_D		0x00000003	/* hbd M IOP */854#define ACB_ADAPTER_TYPE_E		0x00000004	/* hba L IOP */855#define ACB_ADAPTER_TYPE_F		0x00000005	/* hba L IOP */856	u32			ioqueue_size;857	struct pci_dev *	pdev;858	struct Scsi_Host *	host;859	unsigned long		vir2phy_offset;860	/* Offset is used in making arc cdb physical to virtual calculations */861	uint32_t		outbound_int_enable;862	uint32_t		cdb_phyaddr_hi32;863	uint32_t		reg_mu_acc_handle0;864	uint64_t		cdb_phyadd_hipart;865	spinlock_t		eh_lock;866	spinlock_t		ccblist_lock;867	spinlock_t		postq_lock;868	spinlock_t		doneq_lock;869	spinlock_t		rqbuffer_lock;870	spinlock_t		wqbuffer_lock;871	union {872		struct MessageUnit_A __iomem *pmuA;873		struct MessageUnit_B 	*pmuB;874		struct MessageUnit_C __iomem *pmuC;875		struct MessageUnit_D 	*pmuD;876		struct MessageUnit_E __iomem *pmuE;877		struct MessageUnit_F __iomem *pmuF;878	};879	/* message unit ATU inbound base address0 */880	void __iomem		*mem_base0;881	void __iomem		*mem_base1;882	//0x000 - COMPORT_IN  (Host sent to ROC)883	uint32_t		*message_wbuffer;884	//0x100 - COMPORT_OUT (ROC sent to Host)885	uint32_t		*message_rbuffer;886	uint32_t		*msgcode_rwbuffer;	//0x200 - BIOS_AREA887	uint32_t		acb_flags;888	u16			dev_id;889	uint8_t			adapter_index;890#define ACB_F_SCSISTOPADAPTER         	0x0001891#define ACB_F_MSG_STOP_BGRB     	0x0002892/* stop RAID background rebuild */893#define ACB_F_MSG_START_BGRB          	0x0004894/* stop RAID background rebuild */895#define ACB_F_IOPDATA_OVERFLOW        	0x0008896/* iop message data rqbuffer overflow */897#define ACB_F_MESSAGE_WQBUFFER_CLEARED	0x0010898/* message clear wqbuffer */899#define ACB_F_MESSAGE_RQBUFFER_CLEARED  0x0020900/* message clear rqbuffer */901#define ACB_F_MESSAGE_WQBUFFER_READED   0x0040902#define ACB_F_BUS_RESET               	0x0080903 904#define ACB_F_IOP_INITED              	0x0100905/* iop init */906#define ACB_F_ABORT			0x0200907#define ACB_F_FIRMWARE_TRAP           	0x0400908#define ACB_F_ADAPTER_REMOVED		0x0800909#define ACB_F_MSG_GET_CONFIG		0x1000910	struct CommandControlBlock *	pccb_pool[ARCMSR_MAX_FREECCB_NUM];911	/* used for memory free */912	struct list_head	ccb_free_list;913	/* head of free ccb list */914 915	atomic_t		ccboutstandingcount;916	/*The present outstanding command number that in the IOP that917					waiting for being handled by FW*/918 919	void *			dma_coherent;920	/* dma_coherent used for memory free */921	dma_addr_t		dma_coherent_handle;922	/* dma_coherent_handle used for memory free */923	dma_addr_t		dma_coherent_handle2;924	void			*dma_coherent2;925	unsigned int		uncache_size;926	uint8_t			rqbuffer[ARCMSR_MAX_QBUFFER];927	/* data collection buffer for read from 80331 */928	int32_t			rqbuf_getIndex;929	/* first of read buffer  */930	int32_t			rqbuf_putIndex;931	/* last of read buffer   */932	uint8_t			wqbuffer[ARCMSR_MAX_QBUFFER];933	/* data collection buffer for write to 80331  */934	int32_t			wqbuf_getIndex;935	/* first of write buffer */936	int32_t			wqbuf_putIndex;937	/* last of write buffer  */938	uint8_t			devstate[ARCMSR_MAX_TARGETID][ARCMSR_MAX_TARGETLUN];939	/* id0 ..... id15, lun0...lun7 */940#define ARECA_RAID_GONE			0x55941#define ARECA_RAID_GOOD			0xaa942	uint32_t		num_resets;943	uint32_t		num_aborts;944	uint32_t		signature;945	uint32_t		firm_request_len;946	uint32_t		firm_numbers_queue;947	uint32_t		firm_sdram_size;948	uint32_t		firm_hd_channels;949	uint32_t		firm_cfg_version;950	char			firm_model[12];951	char			firm_version[20];952	char			device_map[20];			/*21,84-99*/953	uint32_t		firm_PicStatus;954	struct work_struct 	arcmsr_do_message_isr_bh;955	struct timer_list	eternal_timer;956	unsigned short		fw_flag;957#define	FW_NORMAL			0x0000958#define	FW_BOG				0x0001959#define	FW_DEADLOCK			0x0010960	uint32_t		maxOutstanding;961	int			vector_count;962	int			xor_mega;963	uint32_t		maxFreeCCB;964	struct timer_list	refresh_timer;965	uint32_t		doneq_index;966	uint32_t		ccbsize;967	uint32_t		in_doorbell;968	uint32_t		out_doorbell;969	uint32_t		completionQ_entry;970	pCompletion_Q		pCompletionQ;971	uint32_t		completeQ_size;972	void			*xorVirt;973	dma_addr_t		xorPhys;974	unsigned int		init2cfg_size;975	unsigned int		xorVirtOffset;976};/* HW_DEVICE_EXTENSION */977/*978*******************************************************************************979**                   Command Control Block980**             this CCB length must be 32 bytes boundary981*******************************************************************************982*/983struct CommandControlBlock{984	/*x32:sizeof struct_CCB=(64+60)byte, x64:sizeof struct_CCB=(64+60)byte*/985	struct list_head		list;		/*x32: 8byte, x64: 16byte*/986	struct scsi_cmnd		*pcmd;		/*8 bytes pointer of linux scsi command */987	struct AdapterControlBlock	*acb;		/*x32: 4byte, x64: 8byte*/988	unsigned long			cdb_phyaddr;	/*x32: 4byte, x64: 8byte*/989	uint32_t			arc_cdb_size;	/*x32:4byte,x64:4byte*/990	uint16_t			ccb_flags;	/*x32: 2byte, x64: 2byte*/991#define	CCB_FLAG_READ		0x0000992#define	CCB_FLAG_WRITE		0x0001993#define	CCB_FLAG_ERROR		0x0002994#define	CCB_FLAG_FLUSHCACHE	0x0004995#define	CCB_FLAG_MASTER_ABORTED	0x0008996	uint16_t                        startdone;	/*x32:2byte,x32:2byte*/997#define	ARCMSR_CCB_DONE		0x0000998#define	ARCMSR_CCB_START	0x55AA999#define	ARCMSR_CCB_ABORTED	0xAA551000#define	ARCMSR_CCB_ILLEGAL	0xFFFF1001	uint32_t			smid;1002#if BITS_PER_LONG == 641003	/*  ======================512+64 bytes========================  */1004		uint32_t		reserved[3];	/*12 byte*/1005#else1006	/*  ======================512+32 bytes========================  */1007		uint32_t		reserved[8];	/*32  byte*/1008#endif1009	/*  =======================================================   */1010	struct ARCMSR_CDB		arcmsr_cdb;1011};1012/*1013*******************************************************************************1014**    ARECA SCSI sense data1015*******************************************************************************1016*/1017struct SENSE_DATA1018{1019	uint8_t				ErrorCode:7;1020#define SCSI_SENSE_CURRENT_ERRORS	0x701021#define SCSI_SENSE_DEFERRED_ERRORS	0x711022	uint8_t				Valid:1;1023	uint8_t				SegmentNumber;1024	uint8_t				SenseKey:4;1025	uint8_t				Reserved:1;1026	uint8_t				IncorrectLength:1;1027	uint8_t				EndOfMedia:1;1028	uint8_t				FileMark:1;1029	uint8_t				Information[4];1030	uint8_t				AdditionalSenseLength;1031	uint8_t				CommandSpecificInformation[4];1032	uint8_t				AdditionalSenseCode;1033	uint8_t				AdditionalSenseCodeQualifier;1034	uint8_t				FieldReplaceableUnitCode;1035	uint8_t				SenseKeySpecific[3];1036};1037/*1038*******************************************************************************1039**  Outbound Interrupt Status Register - OISR1040*******************************************************************************1041*/1042#define	ARCMSR_MU_OUTBOUND_INTERRUPT_STATUS_REG	0x301043#define	ARCMSR_MU_OUTBOUND_PCI_INT		0x101044#define	ARCMSR_MU_OUTBOUND_POSTQUEUE_INT	0x081045#define	ARCMSR_MU_OUTBOUND_DOORBELL_INT		0x041046#define	ARCMSR_MU_OUTBOUND_MESSAGE1_INT		0x021047#define	ARCMSR_MU_OUTBOUND_MESSAGE0_INT		0x011048#define	ARCMSR_MU_OUTBOUND_HANDLE_INT                     \1049                    (ARCMSR_MU_OUTBOUND_MESSAGE0_INT      \1050                     |ARCMSR_MU_OUTBOUND_MESSAGE1_INT     \1051                     |ARCMSR_MU_OUTBOUND_DOORBELL_INT     \1052                     |ARCMSR_MU_OUTBOUND_POSTQUEUE_INT    \1053                     |ARCMSR_MU_OUTBOUND_PCI_INT)1054/*1055*******************************************************************************1056**  Outbound Interrupt Mask Register - OIMR1057*******************************************************************************1058*/1059#define	ARCMSR_MU_OUTBOUND_INTERRUPT_MASK_REG		0x341060#define	ARCMSR_MU_OUTBOUND_PCI_INTMASKENABLE		0x101061#define	ARCMSR_MU_OUTBOUND_POSTQUEUE_INTMASKENABLE	0x081062#define	ARCMSR_MU_OUTBOUND_DOORBELL_INTMASKENABLE	0x041063#define	ARCMSR_MU_OUTBOUND_MESSAGE1_INTMASKENABLE	0x021064#define	ARCMSR_MU_OUTBOUND_MESSAGE0_INTMASKENABLE	0x011065#define	ARCMSR_MU_OUTBOUND_ALL_INTMASKENABLE		0x1F1066 1067extern void arcmsr_write_ioctldata2iop(struct AdapterControlBlock *);1068extern uint32_t arcmsr_Read_iop_rqbuffer_data(struct AdapterControlBlock *,1069	struct QBUFFER __iomem *);1070extern void arcmsr_clear_iop2drv_rqueue_buffer(struct AdapterControlBlock *);1071extern struct QBUFFER __iomem *arcmsr_get_iop_rqbuffer(struct AdapterControlBlock *);1072extern const struct attribute_group *arcmsr_host_groups[];1073extern int arcmsr_alloc_sysfs_attr(struct AdapterControlBlock *);1074void arcmsr_free_sysfs_attr(struct AdapterControlBlock *acb);1075