drivers/scsi/dpti.h - arm/linux - Git at Google


            
            /***************************************************************************

            
                                      dpti.h  -  description

            
                                         -------------------

            
                begin                : Thu Sep 7 2000

            
                copyright            : (C) 2001 by Adaptec


                See Documentation/scsi/dpti.txt for history, notes, license info

            
                and credits

            
             ***************************************************************************/


            /***************************************************************************

            
             *                                                                         *

            
             *   This program is free software; you can redistribute it and/or modify  *

            
             *   it under the terms of the GNU General Public License as published by  *

            
             *   the Free Software Foundation; either version 2 of the License, or     *

            
             *   (at your option) any later version.                                   *

            
             *                                                                         *

            
             ***************************************************************************/


            #ifndef _DPT_H

            
            #define _DPT_H


            #define MAX_TO_IOP_MESSAGES   (255)

            
            #define MAX_FROM_IOP_MESSAGES (255)


            /*

            
             * SCSI interface function Prototypes

            
             */


            static int adpt_detect(struct scsi_host_template * sht);

            
            static int adpt_queue(struct Scsi_Host *h, struct scsi_cmnd * cmd);

            
            static int adpt_abort(struct scsi_cmnd * cmd);

            
            static int adpt_reset(struct scsi_cmnd* cmd);

            
            static int adpt_release(struct Scsi_Host *host);

            
            static int adpt_slave_configure(struct scsi_device *);


            static const char *adpt_info(struct Scsi_Host *pSHost);

            
            static int adpt_bios_param(struct scsi_device * sdev, struct block_device *dev,

            
            		sector_t, int geom[]);


            static int adpt_bus_reset(struct scsi_cmnd* cmd);

            
            static int adpt_device_reset(struct scsi_cmnd* cmd);


            /*

            
             * struct scsi_host_template (see scsi/scsi_host.h)

            
             */


            #define DPT_DRIVER_NAME	"Adaptec I2O RAID"


            #ifndef HOSTS_C


            #include "dpt/sys_info.h"

            
            #include <linux/wait.h>

            
            #include "dpt/dpti_i2o.h"

            
            #include "dpt/dpti_ioctl.h"


            #define DPT_I2O_VERSION "2.4 Build 5go"

            
            #define DPT_VERSION     2

            
            #define DPT_REVISION    '4'

            
            #define DPT_SUBREVISION '5'

            
            #define DPT_BETA	""

            
            #define DPT_MONTH      8

            
            #define DPT_DAY        7

            
            #define DPT_YEAR        (2001-1980)


            #define DPT_DRIVER	"dpt_i2o"

            
            #define DPTI_I2O_MAJOR	(151)

            
            #define DPT_ORGANIZATION_ID (0x1B)        /* For Private Messages */

            
            #define DPTI_MAX_HBA	(16)

            
            #define MAX_CHANNEL     (5)	// Maximum Channel # Supported

            
            #define MAX_ID        	(128)	// Maximum Target ID Supported


            /* Sizes in 4 byte words */

            
            #define REPLY_FRAME_SIZE  (17)

            
            #define MAX_MESSAGE_SIZE  (128)

            
            #define SG_LIST_ELEMENTS  (56)


            #define EMPTY_QUEUE           0xffffffff

            
            #define I2O_INTERRUPT_PENDING_B   (0x08)


            #define PCI_DPT_VENDOR_ID         (0x1044)	// DPT PCI Vendor ID

            
            #define PCI_DPT_DEVICE_ID         (0xA501)	// DPT PCI I2O Device ID

            
            #define PCI_DPT_RAPTOR_DEVICE_ID  (0xA511)


            /* Debugging macro from Linux Device Drivers - Rubini */

            
            #undef PDEBUG

            
            #ifdef DEBUG

            
            //TODO add debug level switch

            
            #  define PDEBUG(fmt, args...)  printk(KERN_DEBUG "dpti: " fmt, ##args)

            
            #  define PDEBUGV(fmt, args...) printk(KERN_DEBUG "dpti: " fmt, ##args)

            
            #else

            
            # define PDEBUG(fmt, args...) /* not debugging: nothing */

            
            # define PDEBUGV(fmt, args...) /* not debugging: nothing */

            
            #endif


            #define PERROR(fmt, args...) printk(KERN_ERR fmt, ##args)

            
            #define PWARN(fmt, args...) printk(KERN_WARNING fmt, ##args)

            
            #define PINFO(fmt, args...) printk(KERN_INFO fmt, ##args)

            
            #define PCRIT(fmt, args...) printk(KERN_CRIT fmt, ##args)


            #define SHUTDOWN_SIGS	(sigmask(SIGKILL)|sigmask(SIGINT)|sigmask(SIGTERM))


            // Command timeouts

            
            #define FOREVER			(0)

            
            #define TMOUT_INQUIRY 		(20)

            
            #define TMOUT_FLUSH		(360/45)

            
            #define TMOUT_ABORT		(30)

            
            #define TMOUT_SCSI		(300)

            
            #define TMOUT_IOPRESET		(360)

            
            #define TMOUT_GETSTATUS		(15)

            
            #define TMOUT_INITOUTBOUND	(15)

            
            #define TMOUT_LCT		(360)


            #define I2O_SCSI_DEVICE_DSC_MASK                0x00FF


            #define I2O_DETAIL_STATUS_UNSUPPORTED_FUNCTION  0x000A


            #define I2O_SCSI_DSC_MASK                   0xFF00

            
            #define I2O_SCSI_DSC_SUCCESS                0x0000

            
            #define I2O_SCSI_DSC_REQUEST_ABORTED        0x0200

            
            #define I2O_SCSI_DSC_UNABLE_TO_ABORT        0x0300

            
            #define I2O_SCSI_DSC_COMPLETE_WITH_ERROR    0x0400

            
            #define I2O_SCSI_DSC_ADAPTER_BUSY           0x0500

            
            #define I2O_SCSI_DSC_REQUEST_INVALID        0x0600

            
            #define I2O_SCSI_DSC_PATH_INVALID           0x0700

            
            #define I2O_SCSI_DSC_DEVICE_NOT_PRESENT     0x0800

            
            #define I2O_SCSI_DSC_UNABLE_TO_TERMINATE    0x0900

            
            #define I2O_SCSI_DSC_SELECTION_TIMEOUT      0x0A00

            
            #define I2O_SCSI_DSC_COMMAND_TIMEOUT        0x0B00

            
            #define I2O_SCSI_DSC_MR_MESSAGE_RECEIVED    0x0D00

            
            #define I2O_SCSI_DSC_SCSI_BUS_RESET         0x0E00

            
            #define I2O_SCSI_DSC_PARITY_ERROR_FAILURE   0x0F00

            
            #define I2O_SCSI_DSC_AUTOSENSE_FAILED       0x1000

            
            #define I2O_SCSI_DSC_NO_ADAPTER             0x1100

            
            #define I2O_SCSI_DSC_DATA_OVERRUN           0x1200

            
            #define I2O_SCSI_DSC_UNEXPECTED_BUS_FREE    0x1300

            
            #define I2O_SCSI_DSC_SEQUENCE_FAILURE       0x1400

            
            #define I2O_SCSI_DSC_REQUEST_LENGTH_ERROR   0x1500

            
            #define I2O_SCSI_DSC_PROVIDE_FAILURE        0x1600

            
            #define I2O_SCSI_DSC_BDR_MESSAGE_SENT       0x1700

            
            #define I2O_SCSI_DSC_REQUEST_TERMINATED     0x1800

            
            #define I2O_SCSI_DSC_IDE_MESSAGE_SENT       0x3300

            
            #define I2O_SCSI_DSC_RESOURCE_UNAVAILABLE   0x3400

            
            #define I2O_SCSI_DSC_UNACKNOWLEDGED_EVENT   0x3500

            
            #define I2O_SCSI_DSC_MESSAGE_RECEIVED       0x3600

            
            #define I2O_SCSI_DSC_INVALID_CDB            0x3700

            
            #define I2O_SCSI_DSC_LUN_INVALID            0x3800

            
            #define I2O_SCSI_DSC_SCSI_TID_INVALID       0x3900

            
            #define I2O_SCSI_DSC_FUNCTION_UNAVAILABLE   0x3A00

            
            #define I2O_SCSI_DSC_NO_NEXUS               0x3B00

            
            #define I2O_SCSI_DSC_SCSI_IID_INVALID       0x3C00

            
            #define I2O_SCSI_DSC_CDB_RECEIVED           0x3D00

            
            #define I2O_SCSI_DSC_LUN_ALREADY_ENABLED    0x3E00

            
            #define I2O_SCSI_DSC_BUS_BUSY               0x3F00

            
            #define I2O_SCSI_DSC_QUEUE_FROZEN           0x4000


            #ifndef TRUE

            
            #define TRUE                  1

            
            #define FALSE                 0

            
            #endif


            #define HBA_FLAGS_INSTALLED_B       0x00000001	// Adapter Was Installed

            
            #define HBA_FLAGS_BLINKLED_B        0x00000002	// Adapter In Blink LED State

            
            #define HBA_FLAGS_IN_RESET	0x00000040	/* in reset */

            
            #define HBA_HOSTRESET_FAILED	0x00000080	/* adpt_resethost failed */


            // Device state flags

            
            #define DPTI_DEV_ONLINE    0x00

            
            #define DPTI_DEV_UNSCANNED 0x01

            
            #define DPTI_DEV_RESET	   0x02

            
            #define DPTI_DEV_OFFLINE   0x04


            struct adpt_device {

            
            	struct adpt_device* next_lun;

            
            	u32	flags;

            
            	u32	type;

            
            	u32	capacity;

            
            	u32	block_size;

            
            	u8	scsi_channel;

            
            	u8	scsi_id;

            
            	u64	scsi_lun;

            
            	u8	state;

            
            	u16	tid;

            
            	struct i2o_device* pI2o_dev;

            
            	struct scsi_device *pScsi_dev;

            
            };


            struct adpt_channel {

            
            	struct adpt_device* device[MAX_ID];	/* used as an array of 128 scsi ids */

            
            	u8	scsi_id;

            
            	u8	type;

            
            	u16	tid;

            
            	u32	state;

            
            	struct i2o_device* pI2o_dev;

            
            };


            // HBA state flags

            
            #define DPTI_STATE_RESET	(0x01)


            typedef struct _adpt_hba {

            
            	struct _adpt_hba *next;

            
            	struct pci_dev *pDev;

            
            	struct Scsi_Host *host;

            
            	u32 state;

            
            	spinlock_t state_lock;

            
            	int unit;

            
            	int host_no;		/* SCSI host number */

            
            	u8 initialized;

            
            	u8 in_use;		/* is the management node open*/


            	char name[32];

            
            	char detail[55];


            	void __iomem *base_addr_virt;

            
            	void __iomem *msg_addr_virt;

            
            	ulong base_addr_phys;

            
            	void __iomem *post_port;

            
            	void __iomem *reply_port;

            
            	void __iomem *irq_mask;

            
            	u16  post_count;

            
            	u32  post_fifo_size;

            
            	u32  reply_fifo_size;

            
            	u32* reply_pool;

            
            	dma_addr_t reply_pool_pa;

            
            	u32  sg_tablesize;	// Scatter/Gather List Size.

            
            	u8  top_scsi_channel;

            
            	u8  top_scsi_id;

            
            	u64  top_scsi_lun;

            
            	u8  dma64;


            	i2o_status_block* status_block;

            
            	dma_addr_t status_block_pa;

            
            	i2o_hrt* hrt;

            
            	dma_addr_t hrt_pa;

            
            	i2o_lct* lct;

            
            	dma_addr_t lct_pa;

            
            	uint lct_size;

            
            	struct i2o_device* devices;

            
            	struct adpt_channel channel[MAX_CHANNEL];

            
            	struct proc_dir_entry* proc_entry;	/* /proc dir */


            	void __iomem *FwDebugBuffer_P;	// Virtual Address Of FW Debug Buffer

            
            	u32   FwDebugBufferSize;	// FW Debug Buffer Size In Bytes

            
            	void __iomem *FwDebugStrLength_P;// Virtual Addr Of FW Debug String Len

            
            	void __iomem *FwDebugFlags_P;	// Virtual Address Of FW Debug Flags

            
            	void __iomem *FwDebugBLEDflag_P;// Virtual Addr Of FW Debug BLED

            
            	void __iomem *FwDebugBLEDvalue_P;// Virtual Addr Of FW Debug BLED

            
            	u32 FwDebugFlags;

            
            	u32 *ioctl_reply_context[4];

            
            } adpt_hba;


            struct sg_simple_element {

            
               u32  flag_count;

            
               u32 addr_bus;

            
            };


            /*

            
             * Function Prototypes

            
             */


            static void adpt_i2o_sys_shutdown(void);

            
            static int adpt_init(void);

            
            static int adpt_i2o_build_sys_table(void);

            
            static irqreturn_t adpt_isr(int irq, void *dev_id);


            static void adpt_i2o_report_hba_unit(adpt_hba* pHba, struct i2o_device *d);

            
            static int adpt_i2o_query_scalar(adpt_hba* pHba, int tid,

            
            			int group, int field, void *buf, int buflen);

            
            #ifdef DEBUG

            
            static const char *adpt_i2o_get_class_name(int class);

            
            #endif

            
            static int adpt_i2o_issue_params(int cmd, adpt_hba* pHba, int tid,

            
            		  void *opblk, dma_addr_t opblk_pa, int oplen,

            
            		  void *resblk, dma_addr_t resblk_pa, int reslen);

            
            static int adpt_i2o_post_wait(adpt_hba* pHba, u32* msg, int len, int timeout);

            
            static int adpt_i2o_lct_get(adpt_hba* pHba);

            
            static int adpt_i2o_parse_lct(adpt_hba* pHba);

            
            static int adpt_i2o_activate_hba(adpt_hba* pHba);

            
            static int adpt_i2o_enable_hba(adpt_hba* pHba);

            
            static int adpt_i2o_install_device(adpt_hba* pHba, struct i2o_device *d);

            
            static s32 adpt_i2o_post_this(adpt_hba* pHba, u32* data, int len);

            
            static s32 adpt_i2o_quiesce_hba(adpt_hba* pHba);

            
            static s32 adpt_i2o_status_get(adpt_hba* pHba);

            
            static s32 adpt_i2o_init_outbound_q(adpt_hba* pHba);

            
            static s32 adpt_i2o_hrt_get(adpt_hba* pHba);

            
            static s32 adpt_scsi_to_i2o(adpt_hba* pHba, struct scsi_cmnd* cmd, struct adpt_device* dptdevice);

            
            static s32 adpt_i2o_to_scsi(void __iomem *reply, struct scsi_cmnd* cmd);

            
            static s32 adpt_scsi_host_alloc(adpt_hba* pHba,struct scsi_host_template * sht);

            
            static s32 adpt_hba_reset(adpt_hba* pHba);

            
            static s32 adpt_i2o_reset_hba(adpt_hba* pHba);

            
            static s32 adpt_rescan(adpt_hba* pHba);

            
            static s32 adpt_i2o_reparse_lct(adpt_hba* pHba);

            
            static s32 adpt_send_nop(adpt_hba*pHba,u32 m);

            
            static void adpt_i2o_delete_hba(adpt_hba* pHba);

            
            static void adpt_inquiry(adpt_hba* pHba);

            
            static void adpt_fail_posted_scbs(adpt_hba* pHba);

            
            static struct adpt_device* adpt_find_device(adpt_hba* pHba, u32 chan, u32 id, u64 lun);

            
            static int adpt_install_hba(struct scsi_host_template* sht, struct pci_dev* pDev) ;

            
            static int adpt_i2o_online_hba(adpt_hba* pHba);

            
            static void adpt_i2o_post_wait_complete(u32, int);

            
            static int adpt_i2o_systab_send(adpt_hba* pHba);


            static int adpt_ioctl(struct inode *inode, struct file *file, uint cmd, ulong arg);

            
            static int adpt_open(struct inode *inode, struct file *file);

            
            static int adpt_close(struct inode *inode, struct file *file);


            #ifdef UARTDELAY

            
            static void adpt_delay(int millisec);

            
            #endif


            #define PRINT_BUFFER_SIZE     512


            #define HBA_FLAGS_DBG_FLAGS_MASK         0xffff0000	// Mask for debug flags

            
            #define HBA_FLAGS_DBG_KERNEL_PRINT_B     0x00010000	// Kernel Debugger Print

            
            #define HBA_FLAGS_DBG_FW_PRINT_B         0x00020000	// Firmware Debugger Print

            
            #define HBA_FLAGS_DBG_FUNCTION_ENTRY_B   0x00040000	// Function Entry Point

            
            #define HBA_FLAGS_DBG_FUNCTION_EXIT_B    0x00080000	// Function Exit

            
            #define HBA_FLAGS_DBG_ERROR_B            0x00100000	// Error Conditions

            
            #define HBA_FLAGS_DBG_INIT_B             0x00200000	// Init Prints

            
            #define HBA_FLAGS_DBG_OS_COMMANDS_B      0x00400000	// OS Command Info

            
            #define HBA_FLAGS_DBG_SCAN_B             0x00800000	// Device Scan


            #define FW_DEBUG_STR_LENGTH_OFFSET 0

            
            #define FW_DEBUG_FLAGS_OFFSET      4

            
            #define FW_DEBUG_BLED_OFFSET       8


            #define FW_DEBUG_FLAGS_NO_HEADERS_B    0x01

            
            #endif				/* !HOSTS_C */

            
            #endif				/* _DPT_H */
	/***************************************************************************
	dpti.h - description
	-------------------
	begin : Thu Sep 7 2000
	copyright : (C) 2001 by Adaptec

	See Documentation/scsi/dpti.txt for history, notes, license info
	and credits
	***************************************************************************/

	/***************************************************************************
	* *
	* This program is free software; you can redistribute it and/or modify *
	* it under the terms of the GNU General Public License as published by *
	* the Free Software Foundation; either version 2 of the License, or *
	* (at your option) any later version. *
	* *
	***************************************************************************/

	#ifndef _DPT_H
	#define _DPT_H

	#define MAX_TO_IOP_MESSAGES (255)
	#define MAX_FROM_IOP_MESSAGES (255)


	/*
	* SCSI interface function Prototypes
	*/

	static int adpt_detect(struct scsi_host_template * sht);
	static int adpt_queue(struct Scsi_Host h, struct scsi_cmnd cmd);
	static int adpt_abort(struct scsi_cmnd * cmd);
	static int adpt_reset(struct scsi_cmnd* cmd);
	static int adpt_release(struct Scsi_Host *host);
	static int adpt_slave_configure(struct scsi_device *);

	static const char adpt_info(struct Scsi_Host pSHost);
	static int adpt_bios_param(struct scsi_device * sdev, struct block_device *dev,
	sector_t, int geom[]);

	static int adpt_bus_reset(struct scsi_cmnd* cmd);
	static int adpt_device_reset(struct scsi_cmnd* cmd);


	/*
	* struct scsi_host_template (see scsi/scsi_host.h)
	*/

	#define DPT_DRIVER_NAME "Adaptec I2O RAID"

	#ifndef HOSTS_C

	#include "dpt/sys_info.h"
	#include <linux/wait.h>
	#include "dpt/dpti_i2o.h"
	#include "dpt/dpti_ioctl.h"

	#define DPT_I2O_VERSION "2.4 Build 5go"
	#define DPT_VERSION 2
	#define DPT_REVISION '4'
	#define DPT_SUBREVISION '5'
	#define DPT_BETA ""
	#define DPT_MONTH 8
	#define DPT_DAY 7
	#define DPT_YEAR (2001-1980)

	#define DPT_DRIVER "dpt_i2o"
	#define DPTI_I2O_MAJOR (151)
	#define DPT_ORGANIZATION_ID (0x1B) /* For Private Messages */
	#define DPTI_MAX_HBA (16)
	#define MAX_CHANNEL (5) // Maximum Channel # Supported
	#define MAX_ID (128) // Maximum Target ID Supported

	/* Sizes in 4 byte words */
	#define REPLY_FRAME_SIZE (17)
	#define MAX_MESSAGE_SIZE (128)
	#define SG_LIST_ELEMENTS (56)

	#define EMPTY_QUEUE 0xffffffff
	#define I2O_INTERRUPT_PENDING_B (0x08)

	#define PCI_DPT_VENDOR_ID (0x1044) // DPT PCI Vendor ID
	#define PCI_DPT_DEVICE_ID (0xA501) // DPT PCI I2O Device ID
	#define PCI_DPT_RAPTOR_DEVICE_ID (0xA511)

	/* Debugging macro from Linux Device Drivers - Rubini */
	#undef PDEBUG
	#ifdef DEBUG
	//TODO add debug level switch
	# define PDEBUG(fmt, args...) printk(KERN_DEBUG "dpti: " fmt, ##args)
	# define PDEBUGV(fmt, args...) printk(KERN_DEBUG "dpti: " fmt, ##args)
	#else
	# define PDEBUG(fmt, args...) /* not debugging: nothing */
	# define PDEBUGV(fmt, args...) /* not debugging: nothing */
	#endif

	#define PERROR(fmt, args...) printk(KERN_ERR fmt, ##args)
	#define PWARN(fmt, args...) printk(KERN_WARNING fmt, ##args)
	#define PINFO(fmt, args...) printk(KERN_INFO fmt, ##args)
	#define PCRIT(fmt, args...) printk(KERN_CRIT fmt, ##args)

	#define SHUTDOWN_SIGS (sigmask(SIGKILL)\|sigmask(SIGINT)\|sigmask(SIGTERM))

	// Command timeouts
	#define FOREVER (0)
	#define TMOUT_INQUIRY (20)
	#define TMOUT_FLUSH (360/45)
	#define TMOUT_ABORT (30)
	#define TMOUT_SCSI (300)
	#define TMOUT_IOPRESET (360)
	#define TMOUT_GETSTATUS (15)
	#define TMOUT_INITOUTBOUND (15)
	#define TMOUT_LCT (360)


	#define I2O_SCSI_DEVICE_DSC_MASK 0x00FF

	#define I2O_DETAIL_STATUS_UNSUPPORTED_FUNCTION 0x000A

	#define I2O_SCSI_DSC_MASK 0xFF00
	#define I2O_SCSI_DSC_SUCCESS 0x0000
	#define I2O_SCSI_DSC_REQUEST_ABORTED 0x0200
	#define I2O_SCSI_DSC_UNABLE_TO_ABORT 0x0300
	#define I2O_SCSI_DSC_COMPLETE_WITH_ERROR 0x0400
	#define I2O_SCSI_DSC_ADAPTER_BUSY 0x0500
	#define I2O_SCSI_DSC_REQUEST_INVALID 0x0600
	#define I2O_SCSI_DSC_PATH_INVALID 0x0700
	#define I2O_SCSI_DSC_DEVICE_NOT_PRESENT 0x0800
	#define I2O_SCSI_DSC_UNABLE_TO_TERMINATE 0x0900
	#define I2O_SCSI_DSC_SELECTION_TIMEOUT 0x0A00
	#define I2O_SCSI_DSC_COMMAND_TIMEOUT 0x0B00
	#define I2O_SCSI_DSC_MR_MESSAGE_RECEIVED 0x0D00
	#define I2O_SCSI_DSC_SCSI_BUS_RESET 0x0E00
	#define I2O_SCSI_DSC_PARITY_ERROR_FAILURE 0x0F00
	#define I2O_SCSI_DSC_AUTOSENSE_FAILED 0x1000
	#define I2O_SCSI_DSC_NO_ADAPTER 0x1100
	#define I2O_SCSI_DSC_DATA_OVERRUN 0x1200
	#define I2O_SCSI_DSC_UNEXPECTED_BUS_FREE 0x1300
	#define I2O_SCSI_DSC_SEQUENCE_FAILURE 0x1400
	#define I2O_SCSI_DSC_REQUEST_LENGTH_ERROR 0x1500
	#define I2O_SCSI_DSC_PROVIDE_FAILURE 0x1600
	#define I2O_SCSI_DSC_BDR_MESSAGE_SENT 0x1700
	#define I2O_SCSI_DSC_REQUEST_TERMINATED 0x1800
	#define I2O_SCSI_DSC_IDE_MESSAGE_SENT 0x3300
	#define I2O_SCSI_DSC_RESOURCE_UNAVAILABLE 0x3400
	#define I2O_SCSI_DSC_UNACKNOWLEDGED_EVENT 0x3500
	#define I2O_SCSI_DSC_MESSAGE_RECEIVED 0x3600
	#define I2O_SCSI_DSC_INVALID_CDB 0x3700
	#define I2O_SCSI_DSC_LUN_INVALID 0x3800
	#define I2O_SCSI_DSC_SCSI_TID_INVALID 0x3900
	#define I2O_SCSI_DSC_FUNCTION_UNAVAILABLE 0x3A00
	#define I2O_SCSI_DSC_NO_NEXUS 0x3B00
	#define I2O_SCSI_DSC_SCSI_IID_INVALID 0x3C00
	#define I2O_SCSI_DSC_CDB_RECEIVED 0x3D00
	#define I2O_SCSI_DSC_LUN_ALREADY_ENABLED 0x3E00
	#define I2O_SCSI_DSC_BUS_BUSY 0x3F00
	#define I2O_SCSI_DSC_QUEUE_FROZEN 0x4000


	#ifndef TRUE
	#define TRUE 1
	#define FALSE 0
	#endif

	#define HBA_FLAGS_INSTALLED_B 0x00000001 // Adapter Was Installed
	#define HBA_FLAGS_BLINKLED_B 0x00000002 // Adapter In Blink LED State
	#define HBA_FLAGS_IN_RESET 0x00000040 /* in reset */
	#define HBA_HOSTRESET_FAILED 0x00000080 /* adpt_resethost failed */


	// Device state flags
	#define DPTI_DEV_ONLINE 0x00
	#define DPTI_DEV_UNSCANNED 0x01
	#define DPTI_DEV_RESET 0x02
	#define DPTI_DEV_OFFLINE 0x04


	struct adpt_device {
	struct adpt_device* next_lun;
	u32 flags;
	u32 type;
	u32 capacity;
	u32 block_size;
	u8 scsi_channel;
	u8 scsi_id;
	u64 scsi_lun;
	u8 state;
	u16 tid;
	struct i2o_device* pI2o_dev;
	struct scsi_device *pScsi_dev;
	};

	struct adpt_channel {
	struct adpt_device* device[MAX_ID]; /* used as an array of 128 scsi ids */
	u8 scsi_id;
	u8 type;
	u16 tid;
	u32 state;
	struct i2o_device* pI2o_dev;
	};

	// HBA state flags
	#define DPTI_STATE_RESET (0x01)

	typedef struct _adpt_hba {
	struct _adpt_hba *next;
	struct pci_dev *pDev;
	struct Scsi_Host *host;
	u32 state;
	spinlock_t state_lock;
	int unit;
	int host_no; /* SCSI host number */
	u8 initialized;
	u8 in_use; /* is the management node open*/

	char name[32];
	char detail[55];

	void __iomem *base_addr_virt;
	void __iomem *msg_addr_virt;
	ulong base_addr_phys;
	void __iomem *post_port;
	void __iomem *reply_port;
	void __iomem *irq_mask;
	u16 post_count;
	u32 post_fifo_size;
	u32 reply_fifo_size;
	u32* reply_pool;
	dma_addr_t reply_pool_pa;
	u32 sg_tablesize; // Scatter/Gather List Size.
	u8 top_scsi_channel;
	u8 top_scsi_id;
	u64 top_scsi_lun;
	u8 dma64;

	i2o_status_block* status_block;
	dma_addr_t status_block_pa;
	i2o_hrt* hrt;
	dma_addr_t hrt_pa;
	i2o_lct* lct;
	dma_addr_t lct_pa;
	uint lct_size;
	struct i2o_device* devices;
	struct adpt_channel channel[MAX_CHANNEL];
	struct proc_dir_entry* proc_entry; /* /proc dir */

	void __iomem *FwDebugBuffer_P; // Virtual Address Of FW Debug Buffer
	u32 FwDebugBufferSize; // FW Debug Buffer Size In Bytes
	void __iomem *FwDebugStrLength_P;// Virtual Addr Of FW Debug String Len
	void __iomem *FwDebugFlags_P; // Virtual Address Of FW Debug Flags
	void __iomem *FwDebugBLEDflag_P;// Virtual Addr Of FW Debug BLED
	void __iomem *FwDebugBLEDvalue_P;// Virtual Addr Of FW Debug BLED
	u32 FwDebugFlags;
	u32 *ioctl_reply_context[4];
	} adpt_hba;

	struct sg_simple_element {
	u32 flag_count;
	u32 addr_bus;
	};

	/*
	* Function Prototypes
	*/

	static void adpt_i2o_sys_shutdown(void);
	static int adpt_init(void);
	static int adpt_i2o_build_sys_table(void);
	static irqreturn_t adpt_isr(int irq, void *dev_id);

	static void adpt_i2o_report_hba_unit(adpt_hba* pHba, struct i2o_device *d);
	static int adpt_i2o_query_scalar(adpt_hba* pHba, int tid,
	int group, int field, void *buf, int buflen);
	#ifdef DEBUG
	static const char *adpt_i2o_get_class_name(int class);
	#endif
	static int adpt_i2o_issue_params(int cmd, adpt_hba* pHba, int tid,
	void *opblk, dma_addr_t opblk_pa, int oplen,
	void *resblk, dma_addr_t resblk_pa, int reslen);
	static int adpt_i2o_post_wait(adpt_hba* pHba, u32* msg, int len, int timeout);
	static int adpt_i2o_lct_get(adpt_hba* pHba);
	static int adpt_i2o_parse_lct(adpt_hba* pHba);
	static int adpt_i2o_activate_hba(adpt_hba* pHba);
	static int adpt_i2o_enable_hba(adpt_hba* pHba);
	static int adpt_i2o_install_device(adpt_hba* pHba, struct i2o_device *d);
	static s32 adpt_i2o_post_this(adpt_hba* pHba, u32* data, int len);
	static s32 adpt_i2o_quiesce_hba(adpt_hba* pHba);
	static s32 adpt_i2o_status_get(adpt_hba* pHba);
	static s32 adpt_i2o_init_outbound_q(adpt_hba* pHba);
	static s32 adpt_i2o_hrt_get(adpt_hba* pHba);
	static s32 adpt_scsi_to_i2o(adpt_hba* pHba, struct scsi_cmnd* cmd, struct adpt_device* dptdevice);
	static s32 adpt_i2o_to_scsi(void __iomem reply, struct scsi_cmnd cmd);
	static s32 adpt_scsi_host_alloc(adpt_hba* pHba,struct scsi_host_template * sht);
	static s32 adpt_hba_reset(adpt_hba* pHba);
	static s32 adpt_i2o_reset_hba(adpt_hba* pHba);
	static s32 adpt_rescan(adpt_hba* pHba);
	static s32 adpt_i2o_reparse_lct(adpt_hba* pHba);
	static s32 adpt_send_nop(adpt_hba*pHba,u32 m);
	static void adpt_i2o_delete_hba(adpt_hba* pHba);
	static void adpt_inquiry(adpt_hba* pHba);
	static void adpt_fail_posted_scbs(adpt_hba* pHba);
	static struct adpt_device* adpt_find_device(adpt_hba* pHba, u32 chan, u32 id, u64 lun);
	static int adpt_install_hba(struct scsi_host_template* sht, struct pci_dev* pDev) ;
	static int adpt_i2o_online_hba(adpt_hba* pHba);
	static void adpt_i2o_post_wait_complete(u32, int);
	static int adpt_i2o_systab_send(adpt_hba* pHba);

	static int adpt_ioctl(struct inode inode, struct file file, uint cmd, ulong arg);
	static int adpt_open(struct inode inode, struct file file);
	static int adpt_close(struct inode inode, struct file file);


	#ifdef UARTDELAY
	static void adpt_delay(int millisec);
	#endif

	#define PRINT_BUFFER_SIZE 512

	#define HBA_FLAGS_DBG_FLAGS_MASK 0xffff0000 // Mask for debug flags
	#define HBA_FLAGS_DBG_KERNEL_PRINT_B 0x00010000 // Kernel Debugger Print
	#define HBA_FLAGS_DBG_FW_PRINT_B 0x00020000 // Firmware Debugger Print
	#define HBA_FLAGS_DBG_FUNCTION_ENTRY_B 0x00040000 // Function Entry Point
	#define HBA_FLAGS_DBG_FUNCTION_EXIT_B 0x00080000 // Function Exit
	#define HBA_FLAGS_DBG_ERROR_B 0x00100000 // Error Conditions
	#define HBA_FLAGS_DBG_INIT_B 0x00200000 // Init Prints
	#define HBA_FLAGS_DBG_OS_COMMANDS_B 0x00400000 // OS Command Info
	#define HBA_FLAGS_DBG_SCAN_B 0x00800000 // Device Scan

	#define FW_DEBUG_STR_LENGTH_OFFSET 0
	#define FW_DEBUG_FLAGS_OFFSET 4
	#define FW_DEBUG_BLED_OFFSET 8

	#define FW_DEBUG_FLAGS_NO_HEADERS_B 0x01
	#endif /* !HOSTS_C */
	#endif /* _DPT_H */