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