summaryrefslogtreecommitdiff
path: root/drivers/scsi/dpti.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/scsi/dpti.h')
-rw-r--r--drivers/scsi/dpti.h359
1 files changed, 359 insertions, 0 deletions
diff --git a/drivers/scsi/dpti.h b/drivers/scsi/dpti.h
new file mode 100644
index 000000000000..426e15dd490e
--- /dev/null
+++ b/drivers/scsi/dpti.h
@@ -0,0 +1,359 @@
+/***************************************************************************
+ 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
+
+#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_detect(struct scsi_host_template * sht);
+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_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);
+
+
+/*
+ * Scsi_Host_Template (see hosts.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)
+
+//#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, 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, struct scsi_cmnd* cmd, struct adpt_device* dptdevice);
+static s32 adpt_i2o_to_scsi(ulong reply, struct scsi_cmnd* cmd);
+static s32 adpt_scsi_register(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, u32 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
+
+#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 */