/* $NetBSD: icpreg.h,v 1.7 2008/09/08 23:36:54 gmcgarry Exp $ */ /*- * Copyright (c) 2002 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by Andrew Doran. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ /* * Copyright (c) 1999, 2000 Niklas Hallqvist. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by Niklas Hallqvist. * 4. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * from OpenBSD: gdtreg.h,v 1.1 2000/02/07 00:33:03 niklas Exp */ #ifndef _IC_ICPREG_H_ #define _IC_ICPREG_H_ #define ICP_MAXBUS 6 /* XXX Why not 5? */ #define ICP_MAX_LDRIVES 255 /* max logical drive count */ #define ICP_MAX_HDRIVES 100 /* max host drive count */ #define ICP_MAXID_FC 127 /* Fibre-channel maximum ID */ #define ICP_MAXOFFSETS 128 #define ICP_MAXSG 17 /* Max. s/g elements; actually 128 */ #define ICP_PROTOCOL_VERSION 1 #define ICP_LINUX_OS 8 /* Used for cache optimization */ #define ICP_SCATTER_GATHER 1 /* s/g feature */ #define ICP_SECS32 0x1f /* round capacity */ #define ICP_LOCALBOARD 0 /* Board node always 0 */ #define ICP_MAX_CMDS 124 #define ICP_SECTOR_SIZE 0x200 /* Always 512 bytes for cache devs */ #define ICP_MAX_EVENTS 0x100 /* event buffer */ /* DPMEM constants */ #define ICP_MPR_MAGIC 0xc0ffee11 #define ICP_IC_HEADER_BYTES 48 #define ICP_IC_QUEUE_BYTES 4 /* Cache/raw service commands */ #define ICP_INIT 0 /* service initialization */ #define ICP_READ 1 /* read command */ #define ICP_WRITE 2 /* write command */ #define ICP_INFO 3 /* information about devices */ #define ICP_FLUSH 4 /* flush dirty cache buffers */ #define ICP_IOCTL 5 /* ioctl command */ #define ICP_DEVTYPE 9 /* additional information */ #define ICP_MOUNT 10 /* mount cache device */ #define ICP_UNMOUNT 11 /* unmount cache device */ #define ICP_SET_FEAT 12 /* set features (scatter/gather) */ #define ICP_GET_FEAT 13 /* get features */ #define ICP_WRITE_THR 16 /* write through */ #define ICP_READ_THR 17 /* read through */ #define ICP_EXT_INFO 18 /* extended info */ #define ICP_RESET 19 /* controller reset */ #define ICP_FREEZE_IO 25 /* freeze all IOs */ #define ICP_UNFREEZE_IO 26 /* unfreeze all IOs */ /* Additional raw service commands */ #define ICP_RESERVE 14 /* reserve device to raw service */ #define ICP_RELEASE 15 /* release device */ #define ICP_RESERVE_ALL 16 /* reserve all devices */ #define ICP_RELEASE_ALL 17 /* release all devices */ #define ICP_RESET_BUS 18 /* reset bus */ #define ICP_SCAN_START 19 /* start device scan */ #define ICP_SCAN_END 20 /* stop device scan */ /* IOCTL command defines */ #define ICP_SCSI_DR_INFO 0x00 /* SCSI drive info */ #define ICP_SCSI_CHAN_CNT 0x05 /* SCSI channel count */ #define ICP_SCSI_DR_LIST 0x06 /* SCSI drive list */ #define ICP_SCSI_DEF_CNT 0x15 /* grown/primary defects */ #define ICP_DSK_STATISTICS 0x4b /* SCSI disk statistics */ #define ICP_IOCHAN_DESC 0x5d /* description of IO channel */ #define ICP_IOCHAN_RAW_DESC 0x5e /* description of raw IO channel */ #define ICP_L_CTRL_PATTERN 0x20000000 /* SCSI IOCTL mask */ #define ICP_ARRAY_INFO 0x12 /* array drive info */ #define ICP_ARRAY_DRV_LIST 0x0f /* array drive list */ #define ICP_LA_CTRL_PATTERN 0x10000000 /* array IOCTL mask */ #define ICP_CACHE_DRV_CNT 0x01 /* cache drive count */ #define ICP_CACHE_DRV_LIST 0x02 /* cache drive list */ #define ICP_CACHE_INFO 0x04 /* cache info */ #define ICP_CACHE_CONFIG 0x05 /* cache configuration */ #define ICP_CACHE_DRV_INFO 0x07 /* cache drive info */ #define ICP_BOARD_FEATURES 0x15 /* controller features */ #define ICP_BOARD_INFO 0x28 /* controller info */ #define ICP_HOST_GET 0x10001 /* get host drive list */ #define ICP_IO_CHANNEL 0x20000 /* default IO channel */ #define ICP_INVALID_CHANNEL 0xffff /* invalid channel */ /* Service errors */ #define ICP_S_MSG_REQUEST 0 /* screen service: async evt message */ #define ICP_S_OK 1 /* no error */ #define ICP_S_BSY 7 /* controller busy */ #define ICP_S_RAW_SCSI 12 /* raw service: target error */ #define ICP_S_RAW_ILL 0xff /* raw service: illegal */ #define ICP_S_NO_STATUS 0x1000 /* got no status (driver-generated) */ /* Controller services */ #define ICP_SCSIRAWSERVICE 3 #define ICP_CACHESERVICE 9 #define ICP_SCREENSERVICE 11 /* Data direction raw service. */ #define ICP_DATA_IN 0x01000000 #define ICP_DATA_OUT 0x00000000 /* Command queue entries */ #define ICP_OFFSET 0x00 /* u_int16_t, command offset in the DP RAM */ #define ICP_SERV_ID 0x02 /* u_int16_t, service */ #define ICP_COMM_Q_SZ 0x04 /* Interface area */ #define ICP_S_CMD_INDX 0x00 /* u_int8_t, special command */ #define ICP_S_STATUS 0x01 /* volatile u_int8_t, status special command */ #define ICP_S_INFO 0x04 /* u_int32_t [4], add. info special command */ #define ICP_SEMA0 0x14 /* volatile u_int8_t, command semaphore */ #define ICP_CMD_INDEX 0x18 /* u_int8_t, command number */ #define ICP_STATUS 0x1c /* volatile u_int16_t, command status */ #define ICP_SERVICE 0x1e /* u_int16_t, service (for asynch. events) */ #define ICP_DPR_INFO 0x20 /* u_int32_t [2], additional info */ #define ICP_COMM_QUEUE 0x28 /* command queue */ #define ICP_DPR_CMD (0x30 + ICP_MAXOFFSETS * ICP_COMM_Q_SZ) /* u_int8_t [], commands */ #define ICP_DPR_IF_SZ ICP_DPR_CMD /* Get cache info */ #define ICP_CINFO_CPAR 0x00 #define ICP_CINFO_CSTAT 0x0c /* Other defines */ #define ICP_ASYNCINDEX 0 /* command index asynchronous event */ #define ICP_SPEZINDEX 1 /* command index unknown service */ /* I/O channel header */ struct icp_ioc_version { u_int32_t iv_version; /* version (~0: newest) */ u_int8_t iv_listents; /* list entry count */ u_int8_t iv_firstchan; /* first channel number */ u_int8_t iv_lastchan; /* last channel number */ u_int8_t iv_chancount; /* channel count */ u_int32_t iv_listoffset; /* offset of list[0] */ } __packed; #define ICP_IOC_NEWEST 0xffffffff /* Get I/O channel description */ struct icp_ioc { u_int32_t io_addr; /* channel address */ u_int8_t io_type; /* type (SCSI/FCAL) */ u_int8_t io_localno; /* local number */ u_int16_t io_features; /* channel features */ } __packed; /* Get raw I/O channel description */ struct icp_rawioc { u_int8_t ri_procid; /* processor ID */ u_int8_t ri_defect; /* defect? */ u_int16_t ri_padding; } __packed; /* Get SCSI channel count */ struct icp_getch { u_int32_t gc_channo; /* channel number */ u_int32_t gc_drivecnt; /* drive count */ u_int8_t gc_scsiid; /* SCSI initiator ID */ u_int8_t gc_scsistate; /* SCSI processor state */ } __packed; /* Cache info/config IOCTL structures */ struct icp_cpar { u_int32_t cp_version; /* firmware version */ u_int16_t cp_state; /* cache state (on/off) */ u_int16_t cp_strategy; /* cache strategy */ u_int16_t cp_write_back; /* write back (on/off) */ u_int16_t cp_block_size; /* cache block size */ } __packed; struct icp_cstat { u_int32_t cs_size; /* cache size */ u_int32_t cs_readcnt; /* read counter */ u_int32_t cs_writecnt; /* write counter */ u_int32_t cs_trhits; /* track hits */ u_int32_t cs_sechits; /* sector hits */ u_int32_t cs_secmiss; /* sector misses */ } __packed; /* Board information. */ struct icp_binfo { u_int32_t bi_ser_no; /* serial number */ u_int8_t bi_oem_id[2]; /* OEM ID */ u_int16_t bi_ep_flags; /* eprom flags */ u_int32_t bi_proc_id; /* processor ID */ u_int32_t bi_memsize; /* memory size (bytes) */ u_int8_t bi_mem_banks; /* memory banks */ u_int8_t bi_chan_type; /* channel type */ u_int8_t bi_chan_count; /* channel count */ u_int8_t bi_rdongle_pres; /* dongle present */ u_int32_t bi_epr_fw_ver; /* (eprom) firmware ver */ u_int32_t bi_upd_fw_ver; /* (update) firmware ver */ u_int32_t bi_upd_revision; /* update revision */ char bi_type_string[16]; /* char controller name */ char bi_raid_string[16]; /* char RAID firmware name */ u_int8_t bi_update_pres; /* update present? */ u_int8_t bi_xor_pres; /* XOR engine present */ u_int8_t bi_prom_type; /* ROM type (eprom/flash) */ u_int8_t bi_prom_count; /* number of ROM devices */ u_int32_t bi_dup_pres; /* duplexing module pres? */ u_int32_t bi_chan_pres; /* # of exp. channels */ u_int32_t bi_mem_pres; /* memory expansion inst? */ u_int8_t bi_ft_bus_system; /* fault bus supported? */ u_int8_t bi_subtype_valid; /* board_subtype valid */ u_int8_t bi_board_subtype; /* subtype/hardware level */ u_int8_t bi_rampar_pres; /* RAM parity check hw? */ } __packed; /* Board features. */ struct icp_bfeat { u_int8_t bf_chaining; /* chaining supported */ u_int8_t bf_striping; /* striping (RAID-0) supported */ u_int8_t bf_mirroring; /* mirroring (RAID-1) supported */ u_int8_t bf_raid; /* RAID-4/5/10 supported */ } __packed; /* Cache drive information. */ struct icp_cdevinfo { char cd_name[8]; u_int32_t cd_devtype; u_int32_t cd_ldcnt; u_int32_t cd_last_error; u_int8_t cd_initialized; u_int8_t cd_removable; u_int8_t cd_write_protected; u_int8_t cd_flags; u_int32_t ld_blkcnt; u_int32_t ld_blksize; u_int32_t ld_dcnt; u_int32_t ld_slave; u_int32_t ld_dtype; u_int32_t ld_last_error; char ld_name[8]; u_int8_t ld_error; } __packed; struct icp_sg { u_int32_t sg_addr; u_int32_t sg_len; } __packed; struct icp_cachecmd { u_int16_t cc_deviceno; u_int32_t cc_blockno; u_int32_t cc_blockcnt; u_int32_t cc_addr; /* ~0 == s/g */ u_int32_t cc_nsgent; struct icp_sg cc_sg[ICP_MAXSG]; } __packed; struct icp_ioctlcmd { u_int16_t ic_bufsize; u_int32_t ic_subfunc; u_int32_t ic_channel; u_int32_t ic_addr; } __packed; struct icp_screencmd { u_int32_t sc_msghandle; u_int32_t sc_msgaddr; } __packed; struct icp_rawcmd { u_int16_t rc_padding0; /* unused */ u_int32_t rc_direction; /* data direction */ u_int32_t rc_mdisc_time; /* disc. time (0: none) */ u_int32_t rc_mcon_time; /* conn. time (0: none) */ u_int32_t rc_sdata; /* dest address */ u_int32_t rc_sdlen; /* data length */ u_int32_t rc_clen; /* CDB length */ u_int8_t rc_cdb[12]; /* SCSI CDB */ u_int8_t rc_target; /* target ID */ u_int8_t rc_lun; /* LUN */ u_int8_t rc_bus; /* channel */ u_int8_t rc_priority; /* priority; 0 only */ u_int32_t rc_sense_len; /* sense length */ u_int32_t rc_sense_addr; /* sense address */ u_int32_t rc_padding1; /* unused */ u_int32_t rc_nsgent; /* s/g element count */ struct icp_sg rc_sg[ICP_MAXSG]; /* s/g list */ } __packed; struct icp_cmdhdr { u_int32_t cmd_boardnode; /* always 0 */ u_int32_t cmd_cmdindex; /* command identifier */ u_int16_t cmd_opcode; } __packed; struct icp_cmd { u_int32_t cmd_boardnode; /* always 0 */ u_int32_t cmd_cmdindex; /* command identifier */ u_int16_t cmd_opcode; union { struct icp_rawcmd rc; struct icp_screencmd sc; struct icp_ioctlcmd ic; struct icp_cachecmd cc; } cmd_packet; } __packed; #endif /* !_IC_ICPREG_H_ */