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/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */ /* * I2O user space accessible structures/APIs * * (c) Copyright 1999, 2000 Red Hat Software * * 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. * ************************************************************************* * * This header file defines the I2O APIs that are available to both * the kernel and user level applications. Kernel specific structures * are defined in i2o_osm. OSMs should include _only_ i2o_osm.h which * automatically includes this file. * */ #ifndef _I2O_DEV_H #define _I2O_DEV_H /* How many controllers are we allowing */ #define MAX_I2O_CONTROLLERS 32 #include <linux/ioctl.h> #include <linux/types.h> /* * I2O Control IOCTLs and structures */ #define I2O_MAGIC_NUMBER 'i' #define I2OGETIOPS _IOR(I2O_MAGIC_NUMBER,0,__u8[MAX_I2O_CONTROLLERS]) #define I2OHRTGET _IOWR(I2O_MAGIC_NUMBER,1,struct i2o_cmd_hrtlct) #define I2OLCTGET _IOWR(I2O_MAGIC_NUMBER,2,struct i2o_cmd_hrtlct) #define I2OPARMSET _IOWR(I2O_MAGIC_NUMBER,3,struct i2o_cmd_psetget) #define I2OPARMGET _IOWR(I2O_MAGIC_NUMBER,4,struct i2o_cmd_psetget) #define I2OSWDL _IOWR(I2O_MAGIC_NUMBER,5,struct i2o_sw_xfer) #define I2OSWUL _IOWR(I2O_MAGIC_NUMBER,6,struct i2o_sw_xfer) #define I2OSWDEL _IOWR(I2O_MAGIC_NUMBER,7,struct i2o_sw_xfer) #define I2OVALIDATE _IOR(I2O_MAGIC_NUMBER,8,__u32) #define I2OHTML _IOWR(I2O_MAGIC_NUMBER,9,struct i2o_html) #define I2OEVTREG _IOW(I2O_MAGIC_NUMBER,10,struct i2o_evt_id) #define I2OEVTGET _IOR(I2O_MAGIC_NUMBER,11,struct i2o_evt_info) #define I2OPASSTHRU _IOR(I2O_MAGIC_NUMBER,12,struct i2o_cmd_passthru) #define I2OPASSTHRU32 _IOR(I2O_MAGIC_NUMBER,12,struct i2o_cmd_passthru32) struct i2o_cmd_passthru32 { unsigned int iop; /* IOP unit number */ __u32 msg; /* message */ }; struct i2o_cmd_passthru { unsigned int iop; /* IOP unit number */ void *msg; /* message */ }; struct i2o_cmd_hrtlct { unsigned int iop; /* IOP unit number */ void *resbuf; /* Buffer for result */ unsigned int *reslen; /* Buffer length in bytes */ }; struct i2o_cmd_psetget { unsigned int iop; /* IOP unit number */ unsigned int tid; /* Target device TID */ void *opbuf; /* Operation List buffer */ unsigned int oplen; /* Operation List buffer length in bytes */ void *resbuf; /* Result List buffer */ unsigned int *reslen; /* Result List buffer length in bytes */ }; struct i2o_sw_xfer { unsigned int iop; /* IOP unit number */ unsigned char flags; /* Flags field */ unsigned char sw_type; /* Software type */ unsigned int sw_id; /* Software ID */ void *buf; /* Pointer to software buffer */ unsigned int *swlen; /* Length of software data */ unsigned int *maxfrag; /* Maximum fragment count */ unsigned int *curfrag; /* Current fragment count */ }; struct i2o_html { unsigned int iop; /* IOP unit number */ unsigned int tid; /* Target device ID */ unsigned int page; /* HTML page */ void *resbuf; /* Buffer for reply HTML page */ unsigned int *reslen; /* Length in bytes of reply buffer */ void *qbuf; /* Pointer to HTTP query string */ unsigned int qlen; /* Length in bytes of query string buffer */ }; #define I2O_EVT_Q_LEN 32 struct i2o_evt_id { unsigned int iop; unsigned int tid; unsigned int evt_mask; }; /* Event data size = frame size - message header + evt indicator */ #define I2O_EVT_DATA_SIZE 88 struct i2o_evt_info { struct i2o_evt_id id; unsigned char evt_data[I2O_EVT_DATA_SIZE]; unsigned int data_size; }; struct i2o_evt_get { struct i2o_evt_info info; int pending; int lost; }; typedef struct i2o_sg_io_hdr { unsigned int flags; /* see I2O_DPT_SG_IO_FLAGS */ } i2o_sg_io_hdr_t; /************************************************************************** * HRT related constants and structures **************************************************************************/ #define I2O_BUS_LOCAL 0 #define I2O_BUS_ISA 1 #define I2O_BUS_EISA 2 /* was I2O_BUS_MCA 3 */ #define I2O_BUS_PCI 4 #define I2O_BUS_PCMCIA 5 #define I2O_BUS_NUBUS 6 #define I2O_BUS_CARDBUS 7 #define I2O_BUS_UNKNOWN 0x80 typedef struct _i2o_pci_bus { __u8 PciFunctionNumber; __u8 PciDeviceNumber; __u8 PciBusNumber; __u8 reserved; __u16 PciVendorID; __u16 PciDeviceID; } i2o_pci_bus; typedef struct _i2o_local_bus { __u16 LbBaseIOPort; __u16 reserved; __u32 LbBaseMemoryAddress; } i2o_local_bus; typedef struct _i2o_isa_bus { __u16 IsaBaseIOPort; __u8 CSN; __u8 reserved; __u32 IsaBaseMemoryAddress; } i2o_isa_bus; typedef struct _i2o_eisa_bus_info { __u16 EisaBaseIOPort; __u8 reserved; __u8 EisaSlotNumber; __u32 EisaBaseMemoryAddress; } i2o_eisa_bus; typedef struct _i2o_mca_bus { __u16 McaBaseIOPort; __u8 reserved; __u8 McaSlotNumber; __u32 McaBaseMemoryAddress; } i2o_mca_bus; typedef struct _i2o_other_bus { __u16 BaseIOPort; __u16 reserved; __u32 BaseMemoryAddress; } i2o_other_bus; typedef struct _i2o_hrt_entry { __u32 adapter_id; __u32 parent_tid:12; __u32 state:4; __u32 bus_num:8; __u32 bus_type:8; union { i2o_pci_bus pci_bus; i2o_local_bus local_bus; i2o_isa_bus isa_bus; i2o_eisa_bus eisa_bus; i2o_mca_bus mca_bus; i2o_other_bus other_bus; } bus; } i2o_hrt_entry; typedef struct _i2o_hrt { __u16 num_entries; __u8 entry_len; __u8 hrt_version; __u32 change_ind; i2o_hrt_entry hrt_entry[1]; } i2o_hrt; typedef struct _i2o_lct_entry { __u32 entry_size:16; __u32 tid:12; __u32 reserved:4; __u32 change_ind; __u32 device_flags; __u32 class_id:12; __u32 version:4; __u32 vendor_id:16; __u32 sub_class; __u32 user_tid:12; __u32 parent_tid:12; __u32 bios_info:8; __u8 identity_tag[8]; __u32 event_capabilities; } i2o_lct_entry; typedef struct _i2o_lct { __u32 table_size:16; __u32 boot_tid:12; __u32 lct_ver:4; __u32 iop_flags; __u32 change_ind; i2o_lct_entry lct_entry[1]; } i2o_lct; typedef struct _i2o_status_block { __u16 org_id; __u16 reserved; __u16 iop_id:12; __u16 reserved1:4; __u16 host_unit_id; __u16 segment_number:12; __u16 i2o_version:4; __u8 iop_state; __u8 msg_type; __u16 inbound_frame_size; __u8 init_code; __u8 reserved2; __u32 max_inbound_frames; __u32 cur_inbound_frames; __u32 max_outbound_frames; char product_id[24]; __u32 expected_lct_size; __u32 iop_capabilities; __u32 desired_mem_size; __u32 current_mem_size; __u32 current_mem_base; __u32 desired_io_size; __u32 current_io_size; __u32 current_io_base; __u32 reserved3:24; __u32 cmd_status:8; } i2o_status_block; /* Event indicator mask flags */ #define I2O_EVT_IND_STATE_CHANGE 0x80000000 #define I2O_EVT_IND_GENERAL_WARNING 0x40000000 #define I2O_EVT_IND_CONFIGURATION_FLAG 0x20000000 #define I2O_EVT_IND_LOCK_RELEASE 0x10000000 #define I2O_EVT_IND_CAPABILITY_CHANGE 0x08000000 #define I2O_EVT_IND_DEVICE_RESET 0x04000000 #define I2O_EVT_IND_EVT_MASK_MODIFIED 0x02000000 #define I2O_EVT_IND_FIELD_MODIFIED 0x01000000 #define I2O_EVT_IND_VENDOR_EVT 0x00800000 #define I2O_EVT_IND_DEVICE_STATE 0x00400000 /* Executive event indicitors */ #define I2O_EVT_IND_EXEC_RESOURCE_LIMITS 0x00000001 #define I2O_EVT_IND_EXEC_CONNECTION_FAIL 0x00000002 #define I2O_EVT_IND_EXEC_ADAPTER_FAULT 0x00000004 #define I2O_EVT_IND_EXEC_POWER_FAIL 0x00000008 #define I2O_EVT_IND_EXEC_RESET_PENDING 0x00000010 #define I2O_EVT_IND_EXEC_RESET_IMMINENT 0x00000020 #define I2O_EVT_IND_EXEC_HW_FAIL 0x00000040 #define I2O_EVT_IND_EXEC_XCT_CHANGE 0x00000080 #define I2O_EVT_IND_EXEC_NEW_LCT_ENTRY 0x00000100 #define I2O_EVT_IND_EXEC_MODIFIED_LCT 0x00000200 #define I2O_EVT_IND_EXEC_DDM_AVAILABILITY 0x00000400 /* Random Block Storage Event Indicators */ #define I2O_EVT_IND_BSA_VOLUME_LOAD 0x00000001 #define I2O_EVT_IND_BSA_VOLUME_UNLOAD 0x00000002 #define I2O_EVT_IND_BSA_VOLUME_UNLOAD_REQ 0x00000004 #define I2O_EVT_IND_BSA_CAPACITY_CHANGE 0x00000008 #define I2O_EVT_IND_BSA_SCSI_SMART 0x00000010 /* Event data for generic events */ #define I2O_EVT_STATE_CHANGE_NORMAL 0x00 #define I2O_EVT_STATE_CHANGE_SUSPENDED 0x01 #define I2O_EVT_STATE_CHANGE_RESTART 0x02 #define I2O_EVT_STATE_CHANGE_NA_RECOVER 0x03 #define I2O_EVT_STATE_CHANGE_NA_NO_RECOVER 0x04 #define I2O_EVT_STATE_CHANGE_QUIESCE_REQUEST 0x05 #define I2O_EVT_STATE_CHANGE_FAILED 0x10 #define I2O_EVT_STATE_CHANGE_FAULTED 0x11 #define I2O_EVT_GEN_WARNING_NORMAL 0x00 #define I2O_EVT_GEN_WARNING_ERROR_THRESHOLD 0x01 #define I2O_EVT_GEN_WARNING_MEDIA_FAULT 0x02 #define I2O_EVT_CAPABILITY_OTHER 0x01 #define I2O_EVT_CAPABILITY_CHANGED 0x02 #define I2O_EVT_SENSOR_STATE_CHANGED 0x01 /* * 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 0x080 #define I2O_CLASS_PEER_TRANSPORT_AGENT 0x090 #define I2O_CLASS_PEER_TRANSPORT 0x091 #define I2O_CLASS_END 0xfff /* * 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 /* * 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 /* * Software module types */ #define I2O_SOFTWARE_MODULE_IRTOS 0x11 #define I2O_SOFTWARE_MODULE_IOP_PRIVATE 0x22 #define I2O_SOFTWARE_MODULE_IOP_CONFIG 0x23 /* * Vendors */ #define I2O_VENDOR_DPT 0x001b /* * DPT / Adaptec specific values for i2o_sg_io_hdr flags. */ #define I2O_DPT_SG_FLAG_INTERPRET 0x00010000 #define I2O_DPT_SG_FLAG_PHYSICAL 0x00020000 #define I2O_DPT_FLASH_FRAG_SIZE 0x10000 #define I2O_DPT_FLASH_READ 0x0101 #define I2O_DPT_FLASH_WRITE 0x0102 #endif /* _I2O_DEV_H */