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459 lines
14 KiB
459 lines
14 KiB
#ifndef _SCSI_I2O_H
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#define _SCSI_I2O_H
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/* I2O kernel space accessible structures/APIs
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*
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* (c) Copyright 1999, 2000 Red Hat Software
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version
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* 2 of the License, or (at your option) any later version.
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*
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*************************************************************************
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*
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* This header file defined the I2O APIs/structures for use by
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* the I2O kernel modules.
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*
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*/
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#ifdef __KERNEL__ /* This file to be included by kernel only */
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#include <linux/i2o-dev.h>
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#include <asm/semaphore.h> /* Needed for MUTEX init macros */
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#include <linux/version.h>
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#include <linux/config.h>
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#include <linux/notifier.h>
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#include <asm/atomic.h>
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/*
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* Tunable parameters first
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*/
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/* How many different OSM's are we allowing */
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#define MAX_I2O_MODULES 64
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#define I2O_EVT_CAPABILITY_OTHER 0x01
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#define I2O_EVT_CAPABILITY_CHANGED 0x02
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#define I2O_EVT_SENSOR_STATE_CHANGED 0x01
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//#ifdef __KERNEL__ /* ioctl stuff only thing exported to users */
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#define I2O_MAX_MANAGERS 4
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/*
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* I2O Interface Objects
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*/
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#if LINUX_VERSION_CODE < KERNEL_VERSION(2,4,0)
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#define DECLARE_MUTEX(name) struct semaphore name=MUTEX
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typedef struct wait_queue *adpt_wait_queue_head_t;
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#define ADPT_DECLARE_WAIT_QUEUE_HEAD(wait) adpt_wait_queue_head_t wait = NULL
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typedef struct wait_queue adpt_wait_queue_t;
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#else
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#include <linux/wait.h>
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typedef wait_queue_head_t adpt_wait_queue_head_t;
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#define ADPT_DECLARE_WAIT_QUEUE_HEAD(wait) DECLARE_WAIT_QUEUE_HEAD(wait)
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typedef wait_queue_t adpt_wait_queue_t;
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#endif
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/*
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* message structures
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*/
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struct i2o_message
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{
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u8 version_offset;
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u8 flags;
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u16 size;
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u32 target_tid:12;
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u32 init_tid:12;
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u32 function:8;
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u32 initiator_context;
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/* List follows */
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};
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struct adpt_device;
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struct _adpt_hba;
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struct i2o_device
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{
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struct i2o_device *next; /* Chain */
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struct i2o_device *prev;
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char dev_name[8]; /* linux /dev name if available */
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i2o_lct_entry lct_data;/* Device LCT information */
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u32 flags;
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struct proc_dir_entry* proc_entry; /* /proc dir */
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struct adpt_device *owner;
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struct _adpt_hba *controller; /* Controlling IOP */
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};
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/*
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* Each I2O controller has one of these objects
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*/
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struct i2o_controller
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{
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char name[16];
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int unit;
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int type;
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int enabled;
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struct notifier_block *event_notifer; /* Events */
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atomic_t users;
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struct i2o_device *devices; /* I2O device chain */
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struct i2o_controller *next; /* Controller chain */
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};
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/*
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* I2O System table entry
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*/
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struct i2o_sys_tbl_entry
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{
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u16 org_id;
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u16 reserved1;
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u32 iop_id:12;
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u32 reserved2:20;
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u16 seg_num:12;
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u16 i2o_version:4;
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u8 iop_state;
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u8 msg_type;
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u16 frame_size;
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u16 reserved3;
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u32 last_changed;
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u32 iop_capabilities;
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u32 inbound_low;
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u32 inbound_high;
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};
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struct i2o_sys_tbl
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{
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u8 num_entries;
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u8 version;
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u16 reserved1;
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u32 change_ind;
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u32 reserved2;
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u32 reserved3;
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struct i2o_sys_tbl_entry iops[0];
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};
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/*
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* I2O classes / subclasses
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*/
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/* Class ID and Code Assignments
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* (LCT.ClassID.Version field)
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*/
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#define I2O_CLASS_VERSION_10 0x00
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#define I2O_CLASS_VERSION_11 0x01
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/* Class code names
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* (from v1.5 Table 6-1 Class Code Assignments.)
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*/
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#define I2O_CLASS_EXECUTIVE 0x000
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#define I2O_CLASS_DDM 0x001
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#define I2O_CLASS_RANDOM_BLOCK_STORAGE 0x010
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#define I2O_CLASS_SEQUENTIAL_STORAGE 0x011
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#define I2O_CLASS_LAN 0x020
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#define I2O_CLASS_WAN 0x030
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#define I2O_CLASS_FIBRE_CHANNEL_PORT 0x040
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#define I2O_CLASS_FIBRE_CHANNEL_PERIPHERAL 0x041
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#define I2O_CLASS_SCSI_PERIPHERAL 0x051
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#define I2O_CLASS_ATE_PORT 0x060
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#define I2O_CLASS_ATE_PERIPHERAL 0x061
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#define I2O_CLASS_FLOPPY_CONTROLLER 0x070
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#define I2O_CLASS_FLOPPY_DEVICE 0x071
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#define I2O_CLASS_BUS_ADAPTER_PORT 0x080
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#define I2O_CLASS_PEER_TRANSPORT_AGENT 0x090
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#define I2O_CLASS_PEER_TRANSPORT 0x091
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/* Rest of 0x092 - 0x09f reserved for peer-to-peer classes
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*/
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#define I2O_CLASS_MATCH_ANYCLASS 0xffffffff
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/* Subclasses
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*/
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#define I2O_SUBCLASS_i960 0x001
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#define I2O_SUBCLASS_HDM 0x020
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#define I2O_SUBCLASS_ISM 0x021
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/* Operation functions */
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#define I2O_PARAMS_FIELD_GET 0x0001
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#define I2O_PARAMS_LIST_GET 0x0002
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#define I2O_PARAMS_MORE_GET 0x0003
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#define I2O_PARAMS_SIZE_GET 0x0004
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#define I2O_PARAMS_TABLE_GET 0x0005
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#define I2O_PARAMS_FIELD_SET 0x0006
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#define I2O_PARAMS_LIST_SET 0x0007
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#define I2O_PARAMS_ROW_ADD 0x0008
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#define I2O_PARAMS_ROW_DELETE 0x0009
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#define I2O_PARAMS_TABLE_CLEAR 0x000A
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/*
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* I2O serial number conventions / formats
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* (circa v1.5)
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*/
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#define I2O_SNFORMAT_UNKNOWN 0
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#define I2O_SNFORMAT_BINARY 1
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#define I2O_SNFORMAT_ASCII 2
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#define I2O_SNFORMAT_UNICODE 3
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#define I2O_SNFORMAT_LAN48_MAC 4
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#define I2O_SNFORMAT_WAN 5
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/* Plus new in v2.0 (Yellowstone pdf doc)
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*/
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#define I2O_SNFORMAT_LAN64_MAC 6
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#define I2O_SNFORMAT_DDM 7
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#define I2O_SNFORMAT_IEEE_REG64 8
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#define I2O_SNFORMAT_IEEE_REG128 9
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#define I2O_SNFORMAT_UNKNOWN2 0xff
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/* Transaction Reply Lists (TRL) Control Word structure */
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#define TRL_SINGLE_FIXED_LENGTH 0x00
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#define TRL_SINGLE_VARIABLE_LENGTH 0x40
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#define TRL_MULTIPLE_FIXED_LENGTH 0x80
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/*
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* Messaging API values
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*/
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#define I2O_CMD_ADAPTER_ASSIGN 0xB3
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#define I2O_CMD_ADAPTER_READ 0xB2
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#define I2O_CMD_ADAPTER_RELEASE 0xB5
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#define I2O_CMD_BIOS_INFO_SET 0xA5
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#define I2O_CMD_BOOT_DEVICE_SET 0xA7
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#define I2O_CMD_CONFIG_VALIDATE 0xBB
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#define I2O_CMD_CONN_SETUP 0xCA
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#define I2O_CMD_DDM_DESTROY 0xB1
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#define I2O_CMD_DDM_ENABLE 0xD5
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#define I2O_CMD_DDM_QUIESCE 0xC7
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#define I2O_CMD_DDM_RESET 0xD9
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#define I2O_CMD_DDM_SUSPEND 0xAF
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#define I2O_CMD_DEVICE_ASSIGN 0xB7
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#define I2O_CMD_DEVICE_RELEASE 0xB9
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#define I2O_CMD_HRT_GET 0xA8
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#define I2O_CMD_ADAPTER_CLEAR 0xBE
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#define I2O_CMD_ADAPTER_CONNECT 0xC9
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#define I2O_CMD_ADAPTER_RESET 0xBD
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#define I2O_CMD_LCT_NOTIFY 0xA2
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#define I2O_CMD_OUTBOUND_INIT 0xA1
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#define I2O_CMD_PATH_ENABLE 0xD3
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#define I2O_CMD_PATH_QUIESCE 0xC5
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#define I2O_CMD_PATH_RESET 0xD7
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#define I2O_CMD_STATIC_MF_CREATE 0xDD
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#define I2O_CMD_STATIC_MF_RELEASE 0xDF
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#define I2O_CMD_STATUS_GET 0xA0
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#define I2O_CMD_SW_DOWNLOAD 0xA9
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#define I2O_CMD_SW_UPLOAD 0xAB
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#define I2O_CMD_SW_REMOVE 0xAD
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#define I2O_CMD_SYS_ENABLE 0xD1
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#define I2O_CMD_SYS_MODIFY 0xC1
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#define I2O_CMD_SYS_QUIESCE 0xC3
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#define I2O_CMD_SYS_TAB_SET 0xA3
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#define I2O_CMD_UTIL_NOP 0x00
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#define I2O_CMD_UTIL_ABORT 0x01
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#define I2O_CMD_UTIL_CLAIM 0x09
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#define I2O_CMD_UTIL_RELEASE 0x0B
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#define I2O_CMD_UTIL_PARAMS_GET 0x06
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#define I2O_CMD_UTIL_PARAMS_SET 0x05
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#define I2O_CMD_UTIL_EVT_REGISTER 0x13
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#define I2O_CMD_UTIL_EVT_ACK 0x14
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#define I2O_CMD_UTIL_CONFIG_DIALOG 0x10
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#define I2O_CMD_UTIL_DEVICE_RESERVE 0x0D
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#define I2O_CMD_UTIL_DEVICE_RELEASE 0x0F
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#define I2O_CMD_UTIL_LOCK 0x17
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#define I2O_CMD_UTIL_LOCK_RELEASE 0x19
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#define I2O_CMD_UTIL_REPLY_FAULT_NOTIFY 0x15
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#define I2O_CMD_SCSI_EXEC 0x81
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#define I2O_CMD_SCSI_ABORT 0x83
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#define I2O_CMD_SCSI_BUSRESET 0x27
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#define I2O_CMD_BLOCK_READ 0x30
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#define I2O_CMD_BLOCK_WRITE 0x31
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#define I2O_CMD_BLOCK_CFLUSH 0x37
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#define I2O_CMD_BLOCK_MLOCK 0x49
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#define I2O_CMD_BLOCK_MUNLOCK 0x4B
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#define I2O_CMD_BLOCK_MMOUNT 0x41
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#define I2O_CMD_BLOCK_MEJECT 0x43
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#define I2O_PRIVATE_MSG 0xFF
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/*
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* Init Outbound Q status
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*/
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#define I2O_CMD_OUTBOUND_INIT_IN_PROGRESS 0x01
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#define I2O_CMD_OUTBOUND_INIT_REJECTED 0x02
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#define I2O_CMD_OUTBOUND_INIT_FAILED 0x03
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#define I2O_CMD_OUTBOUND_INIT_COMPLETE 0x04
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/*
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* I2O Get Status State values
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*/
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#define ADAPTER_STATE_INITIALIZING 0x01
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#define ADAPTER_STATE_RESET 0x02
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#define ADAPTER_STATE_HOLD 0x04
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#define ADAPTER_STATE_READY 0x05
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#define ADAPTER_STATE_OPERATIONAL 0x08
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#define ADAPTER_STATE_FAILED 0x10
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#define ADAPTER_STATE_FAULTED 0x11
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/* I2O API function return values */
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#define I2O_RTN_NO_ERROR 0
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#define I2O_RTN_NOT_INIT 1
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#define I2O_RTN_FREE_Q_EMPTY 2
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#define I2O_RTN_TCB_ERROR 3
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#define I2O_RTN_TRANSACTION_ERROR 4
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#define I2O_RTN_ADAPTER_ALREADY_INIT 5
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#define I2O_RTN_MALLOC_ERROR 6
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#define I2O_RTN_ADPTR_NOT_REGISTERED 7
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#define I2O_RTN_MSG_REPLY_TIMEOUT 8
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#define I2O_RTN_NO_STATUS 9
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#define I2O_RTN_NO_FIRM_VER 10
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#define I2O_RTN_NO_LINK_SPEED 11
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/* Reply message status defines for all messages */
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#define I2O_REPLY_STATUS_SUCCESS 0x00
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#define I2O_REPLY_STATUS_ABORT_DIRTY 0x01
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#define I2O_REPLY_STATUS_ABORT_NO_DATA_TRANSFER 0x02
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#define I2O_REPLY_STATUS_ABORT_PARTIAL_TRANSFER 0x03
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#define I2O_REPLY_STATUS_ERROR_DIRTY 0x04
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#define I2O_REPLY_STATUS_ERROR_NO_DATA_TRANSFER 0x05
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#define I2O_REPLY_STATUS_ERROR_PARTIAL_TRANSFER 0x06
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#define I2O_REPLY_STATUS_PROCESS_ABORT_DIRTY 0x08
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#define I2O_REPLY_STATUS_PROCESS_ABORT_NO_DATA_TRANSFER 0x09
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#define I2O_REPLY_STATUS_PROCESS_ABORT_PARTIAL_TRANSFER 0x0A
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#define I2O_REPLY_STATUS_TRANSACTION_ERROR 0x0B
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#define I2O_REPLY_STATUS_PROGRESS_REPORT 0x80
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/* Status codes and Error Information for Parameter functions */
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#define I2O_PARAMS_STATUS_SUCCESS 0x00
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#define I2O_PARAMS_STATUS_BAD_KEY_ABORT 0x01
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#define I2O_PARAMS_STATUS_BAD_KEY_CONTINUE 0x02
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#define I2O_PARAMS_STATUS_BUFFER_FULL 0x03
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#define I2O_PARAMS_STATUS_BUFFER_TOO_SMALL 0x04
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#define I2O_PARAMS_STATUS_FIELD_UNREADABLE 0x05
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#define I2O_PARAMS_STATUS_FIELD_UNWRITEABLE 0x06
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#define I2O_PARAMS_STATUS_INSUFFICIENT_FIELDS 0x07
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#define I2O_PARAMS_STATUS_INVALID_GROUP_ID 0x08
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#define I2O_PARAMS_STATUS_INVALID_OPERATION 0x09
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#define I2O_PARAMS_STATUS_NO_KEY_FIELD 0x0A
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#define I2O_PARAMS_STATUS_NO_SUCH_FIELD 0x0B
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#define I2O_PARAMS_STATUS_NON_DYNAMIC_GROUP 0x0C
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#define I2O_PARAMS_STATUS_OPERATION_ERROR 0x0D
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#define I2O_PARAMS_STATUS_SCALAR_ERROR 0x0E
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#define I2O_PARAMS_STATUS_TABLE_ERROR 0x0F
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#define I2O_PARAMS_STATUS_WRONG_GROUP_TYPE 0x10
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/* DetailedStatusCode defines for Executive, DDM, Util and Transaction error
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* messages: Table 3-2 Detailed Status Codes.*/
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#define I2O_DSC_SUCCESS 0x0000
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#define I2O_DSC_BAD_KEY 0x0002
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#define I2O_DSC_TCL_ERROR 0x0003
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#define I2O_DSC_REPLY_BUFFER_FULL 0x0004
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#define I2O_DSC_NO_SUCH_PAGE 0x0005
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#define I2O_DSC_INSUFFICIENT_RESOURCE_SOFT 0x0006
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#define I2O_DSC_INSUFFICIENT_RESOURCE_HARD 0x0007
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#define I2O_DSC_CHAIN_BUFFER_TOO_LARGE 0x0009
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#define I2O_DSC_UNSUPPORTED_FUNCTION 0x000A
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#define I2O_DSC_DEVICE_LOCKED 0x000B
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#define I2O_DSC_DEVICE_RESET 0x000C
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#define I2O_DSC_INAPPROPRIATE_FUNCTION 0x000D
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#define I2O_DSC_INVALID_INITIATOR_ADDRESS 0x000E
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#define I2O_DSC_INVALID_MESSAGE_FLAGS 0x000F
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#define I2O_DSC_INVALID_OFFSET 0x0010
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#define I2O_DSC_INVALID_PARAMETER 0x0011
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#define I2O_DSC_INVALID_REQUEST 0x0012
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#define I2O_DSC_INVALID_TARGET_ADDRESS 0x0013
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#define I2O_DSC_MESSAGE_TOO_LARGE 0x0014
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#define I2O_DSC_MESSAGE_TOO_SMALL 0x0015
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#define I2O_DSC_MISSING_PARAMETER 0x0016
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#define I2O_DSC_TIMEOUT 0x0017
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#define I2O_DSC_UNKNOWN_ERROR 0x0018
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#define I2O_DSC_UNKNOWN_FUNCTION 0x0019
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#define I2O_DSC_UNSUPPORTED_VERSION 0x001A
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#define I2O_DSC_DEVICE_BUSY 0x001B
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#define I2O_DSC_DEVICE_NOT_AVAILABLE 0x001C
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/* Device Claim Types */
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#define I2O_CLAIM_PRIMARY 0x01000000
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#define I2O_CLAIM_MANAGEMENT 0x02000000
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#define I2O_CLAIM_AUTHORIZED 0x03000000
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#define I2O_CLAIM_SECONDARY 0x04000000
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/* Message header defines for VersionOffset */
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#define I2OVER15 0x0001
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#define I2OVER20 0x0002
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/* Default is 1.5, FIXME: Need support for both 1.5 and 2.0 */
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#define I2OVERSION I2OVER15
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#define SGL_OFFSET_0 I2OVERSION
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#define SGL_OFFSET_4 (0x0040 | I2OVERSION)
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#define SGL_OFFSET_5 (0x0050 | I2OVERSION)
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#define SGL_OFFSET_6 (0x0060 | I2OVERSION)
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#define SGL_OFFSET_7 (0x0070 | I2OVERSION)
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#define SGL_OFFSET_8 (0x0080 | I2OVERSION)
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#define SGL_OFFSET_9 (0x0090 | I2OVERSION)
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#define SGL_OFFSET_10 (0x00A0 | I2OVERSION)
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#define SGL_OFFSET_12 (0x00C0 | I2OVERSION)
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#define TRL_OFFSET_5 (0x0050 | I2OVERSION)
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#define TRL_OFFSET_6 (0x0060 | I2OVERSION)
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/* msg header defines for MsgFlags */
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#define MSG_STATIC 0x0100
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#define MSG_64BIT_CNTXT 0x0200
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#define MSG_MULTI_TRANS 0x1000
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#define MSG_FAIL 0x2000
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#define MSG_LAST 0x4000
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#define MSG_REPLY 0x8000
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/* minimum size msg */
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#define THREE_WORD_MSG_SIZE 0x00030000
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#define FOUR_WORD_MSG_SIZE 0x00040000
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#define FIVE_WORD_MSG_SIZE 0x00050000
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#define SIX_WORD_MSG_SIZE 0x00060000
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#define SEVEN_WORD_MSG_SIZE 0x00070000
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#define EIGHT_WORD_MSG_SIZE 0x00080000
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#define NINE_WORD_MSG_SIZE 0x00090000
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#define TEN_WORD_MSG_SIZE 0x000A0000
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#define I2O_MESSAGE_SIZE(x) ((x)<<16)
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/* Special TID Assignments */
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#define ADAPTER_TID 0
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#define HOST_TID 1
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#define MSG_FRAME_SIZE 128
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#define NMBR_MSG_FRAMES 128
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#define MSG_POOL_SIZE 16384
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#define I2O_POST_WAIT_OK 0
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#define I2O_POST_WAIT_TIMEOUT -ETIMEDOUT
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#endif /* __KERNEL__ */
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#endif /* _SCSI_I2O_H */
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