/* $NetBSD: rf_compat80.h,v 1.2 2018/01/20 01:32:45 mrg Exp $ */ /* * Copyright (c) 2017 Matthew R. Green * 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. 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. */ #ifndef _RF_COMPAT80_H_ #define _RF_COMPAT80_H_ #include /* NetBSD 8.99.x removed the row, raidPtr and next members */ struct rf_recon_req80 { RF_RowCol_t row, col; RF_ReconReqFlags_t flags; void *raidPtr; /* used internally; need not be set at ioctl * time */ struct rf_recon_req *next; /* used internally; need not be set at * ioctl time */ }; /* NetBSD 8.99.x made this structure alignment neutral */ typedef struct RF_RaidDisk_s80 { char devname[56]; /* name of device file */ RF_DiskStatus_t status; /* whether it is up or down */ RF_RowCol_t spareRow; /* if in status "spared", this identifies the * spare disk */ RF_RowCol_t spareCol; /* if in status "spared", this identifies the * spare disk */ RF_SectorCount_t numBlocks; /* number of blocks, obtained via READ * CAPACITY */ int blockSize; RF_SectorCount_t partitionSize; /* The *actual* and *full* size of the partition, from the disklabel */ int auto_configured;/* 1 if this component was autoconfigured. 0 otherwise. */ dev_t dev; } RF_RaidDisk_t80; typedef struct RF_DeviceConfig_s80 { u_int rows; u_int cols; u_int maxqdepth; int ndevs; RF_RaidDisk_t80 devs[RF_MAX_DISKS]; int nspares; RF_RaidDisk_t80 spares[RF_MAX_DISKS]; } RF_DeviceConfig_t80; typedef struct RF_Config_s80 { RF_RowCol_t numRow, numCol, numSpare; /* number of rows, columns, * and spare disks */ dev_t devs[RF_MAXROW][RF_MAXCOL]; /* device numbers for disks * comprising array */ char devnames[RF_MAXROW][RF_MAXCOL][50]; /* device names */ dev_t spare_devs[RF_MAXSPARE]; /* device numbers for spare * disks */ char spare_names[RF_MAXSPARE][50]; /* device names */ RF_SectorNum_t sectPerSU; /* sectors per stripe unit */ RF_StripeNum_t SUsPerPU;/* stripe units per parity unit */ RF_StripeNum_t SUsPerRU;/* stripe units per reconstruction unit */ RF_ParityConfig_t parityConfig; /* identifies the RAID architecture to * be used */ RF_DiskQueueType_t diskQueueType; /* 'f' = fifo, 'c' = cvscan, * not used in kernel */ char maxOutstandingDiskReqs; /* # concurrent reqs to be sent to a * disk. not used in kernel. */ char debugVars[RF_MAXDBGV][50]; /* space for specifying debug * variables & their values */ unsigned int layoutSpecificSize; /* size in bytes of * layout-specific info */ void *layoutSpecific; /* a pointer to a layout-specific structure to * be copied in */ int force; /* if !0, ignore many fatal configuration conditions */ /* "force" is used to override cases where the component labels would indicate that configuration should not proceed without user intervention */ } RF_Config_t80; /* * These ioctls were versioned after NetBSD 8.x. * * RAIDFRAME_FAIL_DISK had unused pointers removed from the structure. * RAIDFRAME_CHECK_*EXT and RAIDFRAME_GET_COMPONENT_LABEL were converted * from pointers to full structures so that ioctl framework does the copyout. * RAIDFRAME_GET_INFO80 had the containing structure reorganised so that * the layout became bitsize neutral. * * These 6 changes enable COMPAT_NETBSD32 support to work sanely with * these ioctls, leaving only RAIDFRAME_CONFIGURE needing extra help. */ #define RAIDFRAME_FAIL_DISK80 _IOW ('r', 5, struct rf_recon_req80) #define RAIDFRAME_GET_COMPONENT_LABEL80 _IOWR('r', 19, RF_ComponentLabel_t *) #define RAIDFRAME_CHECK_RECON_STATUS_EXT80 _IOWR('r', 32, RF_ProgressInfo_t *) #define RAIDFRAME_CHECK_PARITYREWRITE_STATUS_EXT80 _IOWR('r', 33, RF_ProgressInfo_t *) #define RAIDFRAME_CHECK_COPYBACK_STATUS_EXT80 _IOWR('r', 34, RF_ProgressInfo_t *) #define RAIDFRAME_GET_INFO80 _IOWR('r', 36, RF_DeviceConfig_t80 *) #define RAIDFRAME_CONFIGURE80 _IOW ('r', 35, void *) int rf_check_recon_status_ext80(RF_Raid_t *, void *); int rf_check_parityrewrite_status_ext80(RF_Raid_t *, void *); int rf_check_copyback_status_ext80(RF_Raid_t *, void *); int rf_get_info80(RF_Raid_t *, void *); int rf_get_component_label80(RF_Raid_t *, void *); int rf_config80(RF_Raid_t *, int, void *, RF_Config_t **); #endif /* _RF_COMPAT80_H_ */