dpti.h
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- /***************************************************************************
- dpti.h - description
- -------------------
- begin : Thu Sep 7 2000
- copyright : (C) 2001 by Adaptec
- email : deanna_bonds@adaptec.com
- See README.dpti 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
- #ifndef LINUX_VERSION_CODE
- #include <linux/version.h>
- #endif
- #if LINUX_VERSION_CODE < KERNEL_VERSION(2,4,00)
- #define MAX_TO_IOP_MESSAGES (210)
- #else
- #define MAX_TO_IOP_MESSAGES (255)
- #endif
- #define MAX_FROM_IOP_MESSAGES (255)
- /*
- * SCSI interface function Prototypes
- */
- static int adpt_proc_info(char *buffer, char **start, off_t offset,
- int length, int inode, int inout);
- static int adpt_detect(Scsi_Host_Template * sht);
- static int adpt_queue(Scsi_Cmnd * cmd, void (*cmdcomplete) (Scsi_Cmnd *));
- static int adpt_abort(Scsi_Cmnd * cmd);
- static int adpt_reset(Scsi_Cmnd* cmd);
- static int adpt_release(struct Scsi_Host *host);
- static const char *adpt_info(struct Scsi_Host *pSHost);
- static int adpt_bios_param(Disk * disk, kdev_t dev, int geom[]);
- static int adpt_bus_reset(Scsi_Cmnd* cmd);
- static int adpt_device_reset(Scsi_Cmnd* cmd);
- /*
- * Scsi_Host_Template (see hosts.h)
- */
- #define DPT_DRIVER_NAME "Adaptec I2O RAID"
- #if LINUX_VERSION_CODE < KERNEL_VERSION(2,3,00)
- #define DPT_I2O {
- proc_info: adpt_proc_info,
- detect: adpt_detect,
- release: adpt_release,
- info: adpt_info,
- queuecommand: adpt_queue,
- eh_abort_handler: adpt_abort,
- eh_device_reset_handler: adpt_device_reset,
- eh_bus_reset_handler: adpt_bus_reset,
- eh_host_reset_handler: adpt_reset,
- bios_param: adpt_bios_param,
- can_queue: MAX_TO_IOP_MESSAGES ,/* max simultaneous cmds */
- this_id: 7, /* scsi id of host adapter */
- sg_tablesize: 0, /* max scatter-gather cmds */
- cmd_per_lun: 256, /* cmds per lun (linked cmds) */
- use_clustering: ENABLE_CLUSTERING,
- use_new_eh_code: 1
- }
- #else /* KERNEL_VERSION > 2.2.16 */
- #define DPT_I2O {
- proc_info: adpt_proc_info,
- detect: adpt_detect,
- release: adpt_release,
- info: adpt_info,
- queuecommand: adpt_queue,
- eh_abort_handler: adpt_abort,
- eh_device_reset_handler: adpt_device_reset,
- eh_bus_reset_handler: adpt_bus_reset,
- eh_host_reset_handler: adpt_reset,
- bios_param: adpt_bios_param,
- can_queue: MAX_TO_IOP_MESSAGES, /* max simultaneous cmds */
- this_id: 7, /* scsi id of host adapter */
- sg_tablesize: 0, /* max scatter-gather cmds */
- cmd_per_lun: 256, /* cmds per lun (linked cmds) */
- use_clustering: ENABLE_CLUSTERING,
- use_new_eh_code: 1,
- proc_name: "dpt_i2o" /* this is the name of our proc node*/
- }
- #endif
- #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 5"
- #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)
- //#define REBOOT_NOTIFIER 1
- /* 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;
- u8 scsi_lun;
- u8 state;
- u16 tid;
- struct i2o_device* pI2o_dev;
- 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)
- #define DPTI_STATE_IOCTL (0x02)
- 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];
- ulong base_addr_virt;
- ulong msg_addr_virt;
- ulong base_addr_phys;
- ulong post_port;
- ulong reply_port;
- ulong irq_mask;
- u16 post_count;
- u32 post_fifo_size;
- u32 reply_fifo_size;
- u32* reply_pool;
- u32 sg_tablesize; // Scatter/Gather List Size.
- u8 top_scsi_channel;
- u8 top_scsi_id;
- u8 top_scsi_lun;
- i2o_status_block* status_block;
- i2o_hrt* hrt;
- i2o_lct* lct;
- uint lct_size;
- struct i2o_device* devices;
- struct adpt_channel channel[MAX_CHANNEL];
- struct proc_dir_entry* proc_entry; /* /proc dir */
- ulong FwDebugBuffer_P; // Virtual Address Of FW Debug Buffer
- u32 FwDebugBufferSize; // FW Debug Buffer Size In Bytes
- ulong FwDebugStrLength_P; // Virtual Addr Of FW Debug String Len
- ulong FwDebugFlags_P; // Virtual Address Of FW Debug Flags
- ulong FwDebugBLEDflag_P; // Virtual Addr Of FW Debug BLED
- ulong FwDebugBLEDvalue_P; // Virtual Addr Of FW Debug BLED
- u32 FwDebugFlags;
- } 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 void adpt_isr(int irq, void *dev_id, struct pt_regs *regs);
- #ifdef REBOOT_NOTIFIER
- static int adpt_reboot_event(struct notifier_block *n, ulong code, void *p);
- #endif
- 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, int oplen, void *resblk, 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, Scsi_Cmnd* cmd, struct adpt_device* dptdevice);
- static s32 adpt_i2o_to_scsi(ulong reply, Scsi_Cmnd* cmd);
- static s32 adpt_scsi_register(adpt_hba* pHba,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_select_queue_depths(struct Scsi_Host *host, Scsi_Device * devicelist);
- 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, u32 lun);
- static int adpt_install_hba(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
- #if LINUX_VERSION_CODE < KERNEL_VERSION(2,4,0)
- static struct pci_dev* adpt_pci_find_device(uint vendor, struct pci_dev* from);
- #endif
- #if defined __ia64__
- static void adpt_ia64_info(sysInfo_S* si);
- #endif
- #if defined __sparc__
- static void adpt_sparc_info(sysInfo_S* si);
- #endif
- #if defined __alpha__
- static void adpt_sparc_info(sysInfo_S* si);
- #endif
- #if defined __i386__
- static void adpt_i386_info(sysInfo_S* si);
- #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 */