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OpenCloudOS-Kernel/drivers/scsi/dpti.h

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/***************************************************************************
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_queue(struct scsi_cmnd * cmd, void (*cmdcomplete) (struct scsi_cmnd *));
static int adpt_abort(struct scsi_cmnd * cmd);
static int adpt_reset(struct scsi_cmnd* cmd);
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"
#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)
//#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;
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)
#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];
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;
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 */
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;
} 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);
#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, 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_register(adpt_hba* pHba);
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, u32 lun);
static int adpt_install_hba(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 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 /* _DPT_H */
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