| /* gdth_proc.c |
| * $Id: gdth_proc.c,v 1.33 2001/08/10 07:54:39 achim Exp $ |
| */ |
| |
| #include "gdth_ioctl.h" |
| #if LINUX_VERSION_CODE >= 0x020407 |
| #include <linux/completion.h> |
| #endif |
| |
| int gdth_proc_info(char *buffer,char **start,off_t offset,int length, |
| int hostno,int inout) |
| { |
| int hanum,busnum,i; |
| |
| TRACE2(("gdth_proc_info() length %d ha %d offs %d inout %d\n", |
| length,hostno,(int)offset,inout)); |
| |
| for (i=0; i<gdth_ctr_vcount; ++i) { |
| if (gdth_ctr_vtab[i]->host_no == hostno) |
| break; |
| } |
| if (i==gdth_ctr_vcount) |
| return(-EINVAL); |
| |
| hanum = NUMDATA(gdth_ctr_vtab[i])->hanum; |
| busnum= NUMDATA(gdth_ctr_vtab[i])->busnum; |
| |
| if (inout) |
| return(gdth_set_info(buffer,length,i,hanum,busnum)); |
| else |
| return(gdth_get_info(buffer,start,offset,length,i,hanum,busnum)); |
| } |
| |
| static int gdth_set_info(char *buffer,int length,int vh,int hanum,int busnum) |
| { |
| int ret_val; |
| #if LINUX_VERSION_CODE >= 0x020322 |
| Scsi_Cmnd *scp; |
| Scsi_Device *sdev; |
| #else |
| Scsi_Cmnd scp; |
| Scsi_Device sdev; |
| #endif |
| gdth_iowr_str *piowr; |
| |
| TRACE2(("gdth_set_info() ha %d bus %d\n",hanum,busnum)); |
| piowr = (gdth_iowr_str *)buffer; |
| |
| #if LINUX_VERSION_CODE >= 0x020322 |
| sdev = scsi_get_host_dev(gdth_ctr_vtab[vh]); |
| scp = scsi_allocate_device(sdev, 1, FALSE); |
| if (!scp) |
| return -ENOMEM; |
| scp->cmd_len = 12; |
| scp->use_sg = 0; |
| #else |
| memset(&sdev,0,sizeof(Scsi_Device)); |
| memset(&scp, 0,sizeof(Scsi_Cmnd)); |
| sdev.host = scp.host = gdth_ctr_vtab[vh]; |
| sdev.id = scp.target = sdev.host->this_id; |
| scp.device = &sdev; |
| #endif |
| |
| if (length >= 4) { |
| if (strncmp(buffer,"gdth",4) == 0) { |
| buffer += 5; |
| length -= 5; |
| ret_val = gdth_set_asc_info( buffer, length, hanum, scp ); |
| } else if (piowr->magic == GDTIOCTL_MAGIC) { |
| ret_val = gdth_set_bin_info( buffer, length, hanum, scp ); |
| } else { |
| printk("GDT: Wrong signature %x (%x required)!\n", |
| piowr->magic, GDTIOCTL_MAGIC); |
| if (piowr->magic > GDTIOCTL_MAGIC) |
| printk("GDT: Please update your driver.\n"); |
| else |
| printk("GDT: Please update your tool.\n"); |
| ret_val = -EINVAL; |
| } |
| } else { |
| ret_val = -EINVAL; |
| } |
| #if LINUX_VERSION_CODE >= 0x020322 |
| scsi_release_command(scp); |
| scsi_free_host_dev(sdev); |
| #endif |
| return ret_val; |
| } |
| |
| #if LINUX_VERSION_CODE >= 0x020322 |
| static int gdth_set_asc_info(char *buffer,int length,int hanum,Scsi_Cmnd *scp) |
| #else |
| static int gdth_set_asc_info(char *buffer,int length,int hanum,Scsi_Cmnd scp) |
| #endif |
| { |
| int orig_length, drive, wb_mode; |
| int i, found; |
| gdth_ha_str *ha; |
| gdth_cmd_str gdtcmd; |
| gdth_cpar_str *pcpar; |
| |
| char cmnd[MAX_COMMAND_SIZE]; |
| memset(cmnd, 0xff, 12); |
| memset(&gdtcmd, 0, sizeof(gdth_cmd_str)); |
| |
| TRACE2(("gdth_set_asc_info() ha %d\n",hanum)); |
| ha = HADATA(gdth_ctr_tab[hanum]); |
| orig_length = length + 5; |
| drive = -1; |
| wb_mode = 0; |
| found = FALSE; |
| |
| if (length >= 5 && strncmp(buffer,"flush",5)==0) { |
| buffer += 6; |
| length -= 6; |
| if (length && *buffer>='0' && *buffer<='9') { |
| drive = (int)(*buffer-'0'); |
| ++buffer; --length; |
| if (length && *buffer>='0' && *buffer<='9') { |
| drive = drive*10 + (int)(*buffer-'0'); |
| ++buffer; --length; |
| } |
| printk("GDT: Flushing host drive %d .. ",drive); |
| } else { |
| printk("GDT: Flushing all host drives .. "); |
| } |
| for (i = 0; i < MAX_HDRIVES; ++i) { |
| if (ha->hdr[i].present) { |
| if (drive != -1 && i != drive) |
| continue; |
| found = TRUE; |
| gdtcmd.Service = CACHESERVICE; |
| gdtcmd.OpCode = GDT_FLUSH; |
| gdtcmd.u.cache.DeviceNo = i; |
| gdtcmd.u.cache.BlockNo = 1; |
| #if LINUX_VERSION_CODE >= 0x020322 |
| gdth_do_cmd(scp, &gdtcmd, cmnd, 30); |
| #else |
| gdth_do_cmd(&scp, &gdtcmd, cmnd, 30); |
| #endif |
| } |
| } |
| if (!found) |
| printk("\nNo host drive found !\n"); |
| else |
| printk("Done.\n"); |
| return(orig_length); |
| } |
| |
| if (length >= 7 && strncmp(buffer,"wbp_off",7)==0) { |
| buffer += 8; |
| length -= 8; |
| printk("GDT: Disabling write back permanently .. "); |
| wb_mode = 1; |
| } else if (length >= 6 && strncmp(buffer,"wbp_on",6)==0) { |
| buffer += 7; |
| length -= 7; |
| printk("GDT: Enabling write back permanently .. "); |
| wb_mode = 2; |
| } else if (length >= 6 && strncmp(buffer,"wb_off",6)==0) { |
| buffer += 7; |
| length -= 7; |
| printk("GDT: Disabling write back commands .. "); |
| if (ha->cache_feat & GDT_WR_THROUGH) { |
| gdth_write_through = TRUE; |
| printk("Done.\n"); |
| } else { |
| printk("Not supported !\n"); |
| } |
| return(orig_length); |
| } else if (length >= 5 && strncmp(buffer,"wb_on",5)==0) { |
| buffer += 6; |
| length -= 6; |
| printk("GDT: Enabling write back commands .. "); |
| gdth_write_through = FALSE; |
| printk("Done.\n"); |
| return(orig_length); |
| } |
| |
| if (wb_mode) { |
| if (!gdth_ioctl_alloc(hanum, sizeof(gdth_cpar_str), TRUE)) |
| return(-EBUSY); |
| pcpar = (gdth_cpar_str *)ha->pscratch; |
| memcpy( pcpar, &ha->cpar, sizeof(gdth_cpar_str) ); |
| gdtcmd.Service = CACHESERVICE; |
| gdtcmd.OpCode = GDT_IOCTL; |
| gdtcmd.u.ioctl.p_param = virt_to_bus(pcpar); |
| gdtcmd.u.ioctl.param_size = sizeof(gdth_cpar_str); |
| gdtcmd.u.ioctl.subfunc = CACHE_CONFIG; |
| gdtcmd.u.ioctl.channel = INVALID_CHANNEL; |
| pcpar->write_back = wb_mode==1 ? 0:1; |
| #if LINUX_VERSION_CODE >= 0x020322 |
| gdth_do_cmd(scp, &gdtcmd, cmnd, 30); |
| #else |
| gdth_do_cmd(&scp, &gdtcmd, cmnd, 30); |
| #endif |
| gdth_ioctl_free(hanum, ha->pscratch); |
| printk("Done.\n"); |
| return(orig_length); |
| } |
| |
| printk("GDT: Unknown command: %s Length: %d\n",buffer,length); |
| return(-EINVAL); |
| } |
| |
| #if LINUX_VERSION_CODE >= 0x020322 |
| static int gdth_set_bin_info(char *buffer,int length,int hanum,Scsi_Cmnd *scp) |
| #else |
| static int gdth_set_bin_info(char *buffer,int length,int hanum,Scsi_Cmnd scp) |
| #endif |
| { |
| unchar i, j; |
| ushort k, hdr_cnt, status; |
| gdth_ha_str *ha; |
| gdth_iowr_str *piowr; |
| gdth_iord_str *piord; |
| gdth_cmd_str *pcmd; |
| gdth_evt_str *pevt; |
| ulong32 *ppadd, add_size, *ppadd2, add_size2, info; |
| ulong flags; |
| gdth_cmd_str gdtcmd; |
| int drv_cyls, drv_hds, drv_secs; |
| |
| char cmnd[MAX_COMMAND_SIZE]; |
| memset(cmnd, 0xff, 12); |
| memset(&gdtcmd, 0, sizeof(gdth_cmd_str)); |
| |
| TRACE2(("gdth_set_bin_info() ha %d\n",hanum)); |
| ha = HADATA(gdth_ctr_tab[hanum]); |
| piowr = (gdth_iowr_str *)buffer; |
| piord = NULL; |
| pcmd = NULL; |
| ppadd = ppadd2 = NULL; |
| add_size = add_size2 = 0; |
| |
| if (length < GDTOFFSOF(gdth_iowr_str,iu)) |
| return(-EINVAL); |
| |
| switch (piowr->ioctl) { |
| case GDTIOCTL_GENERAL: |
| if (length < GDTOFFSOF(gdth_iowr_str,iu.general.data[0])) |
| return(-EINVAL); |
| pcmd = (gdth_cmd_str *)piowr->iu.general.command; |
| pcmd->Service = piowr->service; |
| if (pcmd->OpCode == GDT_IOCTL) { |
| ppadd = &pcmd->u.ioctl.p_param; |
| add_size = pcmd->u.ioctl.param_size; |
| } else if (piowr->service == CACHESERVICE) { |
| add_size = pcmd->u.cache.BlockCnt * SECTOR_SIZE; |
| if (ha->cache_feat & SCATTER_GATHER) { |
| ppadd = &pcmd->u.cache.sg_lst[0].sg_ptr; |
| pcmd->u.cache.DestAddr = 0xffffffff; |
| pcmd->u.cache.sg_lst[0].sg_len = add_size; |
| pcmd->u.cache.sg_canz = 1; |
| } else { |
| ppadd = &pcmd->u.cache.DestAddr; |
| pcmd->u.cache.sg_canz = 0; |
| } |
| } else if (piowr->service == SCSIRAWSERVICE) { |
| add_size = pcmd->u.raw.sdlen; |
| add_size2 = pcmd->u.raw.sense_len; |
| if (ha->raw_feat & SCATTER_GATHER) { |
| ppadd = &pcmd->u.raw.sg_lst[0].sg_ptr; |
| pcmd->u.raw.sdata = 0xffffffff; |
| pcmd->u.raw.sg_lst[0].sg_len = add_size; |
| pcmd->u.raw.sg_ranz = 1; |
| } else { |
| ppadd = &pcmd->u.raw.sdata; |
| pcmd->u.raw.sg_ranz = 0; |
| } |
| ppadd2 = &pcmd->u.raw.sense_data; |
| } else { |
| return(-EINVAL); |
| } |
| if (!gdth_ioctl_alloc( hanum, sizeof(gdth_iord_str)+add_size+add_size2, |
| TRUE )) |
| return(-EBUSY); |
| piord = (gdth_iord_str *)ha->pscratch; |
| |
| piord->size = sizeof(gdth_iord_str) + add_size + add_size2; |
| if (add_size > 0) { |
| memcpy(piord->iu.general.data, piowr->iu.general.data, add_size); |
| *ppadd = virt_to_bus(piord->iu.general.data); |
| } |
| if (add_size2 > 0) { |
| memcpy(piord->iu.general.data+add_size, piowr->iu.general.data, add_size2); |
| *ppadd2 = virt_to_bus(piord->iu.general.data+add_size); |
| } |
| /* do IOCTL */ |
| #if LINUX_VERSION_CODE >= 0x020322 |
| gdth_do_cmd(scp, pcmd, cmnd, piowr->timeout); |
| piord->status = (scp->SCp.Message<<16)|scp->SCp.Status; |
| #else |
| gdth_do_cmd(&scp, pcmd, cmnd, piowr->timeout); |
| piord->status = (scp.SCp.Message<<16)|scp.SCp.Status; |
| #endif |
| break; |
| |
| case GDTIOCTL_DRVERS: |
| if (!gdth_ioctl_alloc( hanum, sizeof(gdth_iord_str), TRUE )) |
| return(-EBUSY); |
| piord = (gdth_iord_str *)ha->pscratch; |
| piord->size = sizeof(gdth_iord_str); |
| piord->status = S_OK; |
| piord->iu.drvers.version = (GDTH_VERSION<<8) | GDTH_SUBVERSION; |
| break; |
| |
| case GDTIOCTL_CTRTYPE: |
| if (!gdth_ioctl_alloc( hanum, sizeof(gdth_iord_str), TRUE )) |
| return(-EBUSY); |
| piord = (gdth_iord_str *)ha->pscratch; |
| piord->size = sizeof(gdth_iord_str); |
| piord->status = S_OK; |
| if (ha->type == GDT_ISA || ha->type == GDT_EISA) { |
| piord->iu.ctrtype.type = (unchar)((ha->stype>>20) - 0x10); |
| } else { |
| if (ha->type != GDT_PCIMPR) { |
| piord->iu.ctrtype.type = (unchar)((ha->stype<<4) + 6); |
| } else { |
| piord->iu.ctrtype.type = |
| (ha->oem_id == OEM_ID_INTEL ? 0xfd : 0xfe); |
| if (ha->stype >= 0x300) |
| piord->iu.ctrtype.ext_type = 0x6000 | ha->subdevice_id; |
| else |
| piord->iu.ctrtype.ext_type = 0x6000 | ha->stype; |
| } |
| piord->iu.ctrtype.device_id = ha->stype; |
| piord->iu.ctrtype.sub_device_id = ha->subdevice_id; |
| } |
| piord->iu.ctrtype.info = ha->brd_phys; |
| piord->iu.ctrtype.oem_id = ha->oem_id; |
| break; |
| |
| case GDTIOCTL_CTRCNT: |
| if (!gdth_ioctl_alloc( hanum, sizeof(gdth_iord_str), TRUE )) |
| return(-EBUSY); |
| piord = (gdth_iord_str *)ha->pscratch; |
| piord->size = sizeof(gdth_iord_str); |
| piord->status = S_OK; |
| piord->iu.ctrcnt.count = (ushort)gdth_ctr_count; |
| break; |
| |
| case GDTIOCTL_OSVERS: |
| if (!gdth_ioctl_alloc( hanum, sizeof(gdth_iord_str), TRUE )) |
| return(-EBUSY); |
| piord = (gdth_iord_str *)ha->pscratch; |
| piord->size = sizeof(gdth_iord_str); |
| piord->status = S_OK; |
| piord->iu.osvers.version = (unchar)(LINUX_VERSION_CODE >> 16); |
| piord->iu.osvers.subversion = (unchar)(LINUX_VERSION_CODE >> 8); |
| piord->iu.osvers.revision = (ushort)(LINUX_VERSION_CODE & 0xff); |
| break; |
| |
| case GDTIOCTL_LOCKDRV: |
| if (!gdth_ioctl_alloc( hanum, sizeof(gdth_iord_str), TRUE )) |
| return(-EBUSY); |
| piord = (gdth_iord_str *)ha->pscratch; |
| for (i = 0; i < piowr->iu.lockdrv.drive_cnt; ++i) { |
| j = piowr->iu.lockdrv.drives[i]; |
| if (j >= MAX_HDRIVES || !ha->hdr[j].present) |
| continue; |
| if (piowr->iu.lockdrv.lock) { |
| GDTH_LOCK_HA(ha, flags); |
| ha->hdr[j].lock = 1; |
| GDTH_UNLOCK_HA(ha, flags); |
| gdth_wait_completion( hanum, ha->bus_cnt, j ); |
| gdth_stop_timeout( hanum, ha->bus_cnt, j ); |
| } else { |
| GDTH_LOCK_HA(ha, flags); |
| ha->hdr[j].lock = 0; |
| GDTH_UNLOCK_HA(ha, flags); |
| gdth_start_timeout( hanum, ha->bus_cnt, j ); |
| gdth_next( hanum ); |
| } |
| } |
| piord->size = sizeof(gdth_iord_str); |
| piord->status = S_OK; |
| break; |
| |
| case GDTIOCTL_LOCKCHN: |
| if (!gdth_ioctl_alloc( hanum, sizeof(gdth_iord_str), TRUE )) |
| return(-EBUSY); |
| i = piowr->iu.lockchn.channel; |
| if (i < ha->bus_cnt) { |
| if (piowr->iu.lockchn.lock) { |
| GDTH_LOCK_HA(ha, flags); |
| ha->raw[i].lock = 1; |
| GDTH_UNLOCK_HA(ha, flags); |
| for (j = 0; j < ha->tid_cnt; ++j) { |
| gdth_wait_completion( hanum, i, j ); |
| gdth_stop_timeout( hanum, i, j ); |
| } |
| } else { |
| GDTH_LOCK_HA(ha, flags); |
| ha->raw[i].lock = 0; |
| GDTH_UNLOCK_HA(ha, flags); |
| for (j = 0; j < ha->tid_cnt; ++j) { |
| gdth_start_timeout( hanum, i, j ); |
| gdth_next( hanum ); |
| } |
| } |
| } |
| piord = (gdth_iord_str *)ha->pscratch; |
| piord->size = sizeof(gdth_iord_str); |
| piord->status = S_OK; |
| break; |
| |
| case GDTIOCTL_EVENT: |
| if (!gdth_ioctl_alloc( hanum, sizeof(gdth_iord_str), TRUE )) |
| return(-EBUSY); |
| piord = (gdth_iord_str *)ha->pscratch; |
| if (piowr->iu.event.erase == 0xff) { |
| pevt = (gdth_evt_str *)piowr->iu.event.evt; |
| if (pevt->event_source == ES_TEST) |
| pevt->event_data.size = sizeof(pevt->event_data.eu.test); |
| else if (pevt->event_source == ES_DRIVER) |
| pevt->event_data.size = sizeof(pevt->event_data.eu.driver); |
| else if (pevt->event_source == ES_SYNC) |
| pevt->event_data.size = sizeof(pevt->event_data.eu.sync); |
| else { |
| pevt->event_data.size = sizeof(pevt->event_data.eu.async); |
| gdth_log_event(&pevt->event_data, NULL); |
| } |
| GDTH_LOCK_HA(ha, flags); |
| gdth_store_event(ha, pevt->event_source, pevt->event_idx, |
| &pevt->event_data); |
| GDTH_UNLOCK_HA(ha, flags); |
| } else if (piowr->iu.event.erase == 0xfe) { |
| gdth_clear_events(); |
| } else if (piowr->iu.event.erase == 0) { |
| piord->iu.event.handle = |
| gdth_read_event(ha,piowr->iu.event.handle, |
| (gdth_evt_str *)piord->iu.event.evt); |
| } else { |
| piord->iu.event.handle = piowr->iu.event.handle; |
| gdth_readapp_event(ha, (unchar)piowr->iu.event.erase, |
| (gdth_evt_str *)piord->iu.event.evt); |
| } |
| piord->size = sizeof(gdth_iord_str); |
| piord->status = S_OK; |
| break; |
| |
| case GDTIOCTL_SCSI: |
| if (!gdth_ioctl_alloc( hanum, sizeof(gdth_iord_str), TRUE )) |
| return(-EBUSY); |
| piord = (gdth_iord_str *)ha->pscratch; |
| piord->size = sizeof(gdth_iord_str); |
| memcpy(cmnd, piowr->iu.scsi.cmd, 12); |
| #if LINUX_VERSION_CODE >= 0x020322 |
| scp->target = piowr->iu.scsi.target; |
| scp->channel = virt_ctr ? 0 : piowr->iu.scsi.bus; |
| scp->cmd_len = piowr->iu.scsi.cmd_len; |
| gdth_do_cmd(scp, pcmd, cmnd, piowr->timeout); |
| piord->status = (scp->SCp.Message<<16)|scp->SCp.Status; |
| #else |
| scp.target = piowr->iu.scsi.target; |
| scp.channel = virt_ctr ? 0 : piowr->iu.scsi.bus; |
| scp.cmd_len = piowr->iu.scsi.cmd_len; |
| gdth_do_cmd(&scp, pcmd, cmnd, piowr->timeout); |
| piord->status = (scp.SCp.Message<<16)|scp.SCp.Status; |
| #endif |
| break; |
| |
| case GDTIOCTL_RESET_BUS: |
| if (!gdth_ioctl_alloc( hanum, sizeof(gdth_iord_str), TRUE )) |
| return(-EBUSY); |
| piord = (gdth_iord_str *)ha->pscratch; |
| piord->size = sizeof(gdth_iord_str); |
| #if LINUX_VERSION_CODE >= 0x020322 |
| scp->channel = virt_ctr ? 0 : piowr->iu.scsi.bus; |
| piord->status = (ulong32)gdth_eh_bus_reset( scp ); |
| if (piord->status == SUCCESS) |
| piord->status = S_OK; |
| else |
| piord->status = S_GENERR; |
| #elif LINUX_VERSION_CODE >= 0x02015F |
| scp.channel = virt_ctr ? 0 : piowr->iu.scsi.bus; |
| piord->status = (ulong32)gdth_eh_bus_reset( &scp ); |
| if (piord->status == SUCCESS) |
| piord->status = S_OK; |
| else |
| piord->status = S_GENERR; |
| #else |
| piord->status = S_OK; |
| #endif |
| break; |
| |
| case GDTIOCTL_HDRLIST: |
| if (!gdth_ioctl_alloc( hanum, sizeof(gdth_iord_str), TRUE )) |
| return(-EBUSY); |
| piord = (gdth_iord_str *)ha->pscratch; |
| piord->size = sizeof(gdth_iord_str); |
| piord->status = S_OK; |
| for (i = 0; i < MAX_HDRIVES; ++i) { |
| if (ha->hdr[i].present) { |
| piord->iu.hdr_list[i].bus = ha->virt_bus; |
| piord->iu.hdr_list[i].target = i; |
| piord->iu.hdr_list[i].lun = 0; |
| piord->iu.hdr_list[i].cluster_type = ha->hdr[i].cluster_type; |
| if (ha->hdr[i].cluster_type & CLUSTER_DRIVE) { |
| gdtcmd.Service = CACHESERVICE; |
| gdtcmd.OpCode = GDT_CLUST_INFO; |
| gdtcmd.u.cache.DeviceNo = i; |
| #if LINUX_VERSION_CODE >= 0x020322 |
| gdth_do_cmd(scp, &gdtcmd, cmnd, 30); |
| if (scp->SCp.Status == S_OK) |
| piord->iu.hdr_list[i].cluster_type = |
| (unchar)scp->SCp.Message; |
| #else |
| gdth_do_cmd(&scp, &gdtcmd, cmnd, 30); |
| if (scp.SCp.Status == S_OK) |
| piord->iu.hdr_list[i].cluster_type = |
| (unchar)scp.SCp.Message; |
| #endif |
| } |
| } else { |
| piord->iu.hdr_list[i].bus = 0xff; |
| } |
| } |
| break; |
| |
| case GDTIOCTL_RESCAN: |
| if (!gdth_ioctl_alloc( hanum, sizeof(gdth_iord_str), TRUE )) |
| return(-EBUSY); |
| piord = (gdth_iord_str *)ha->pscratch; |
| piord->size = sizeof(gdth_iord_str); |
| piord->status = S_OK; |
| if (piowr->iu.rescan.flag == 0) { |
| /* old method: scan all host drives |
| re-initialize cache service to get host drive count |
| */ |
| gdtcmd.Service = CACHESERVICE; |
| gdtcmd.OpCode = GDT_INIT; |
| gdtcmd.u.cache.DeviceNo = LINUX_OS; |
| #if LINUX_VERSION_CODE >= 0x020322 |
| gdth_do_cmd(scp, &gdtcmd, cmnd, 30); |
| status = (ushort)scp->SCp.Status; |
| info = (ulong32)scp->SCp.Message; |
| #else |
| gdth_do_cmd(&scp, &gdtcmd, cmnd, 30); |
| status = (ushort)scp.SCp.Status; |
| info = (ulong32)scp.SCp.Message; |
| #endif |
| if (status != S_OK) |
| break; |
| k = 0; |
| hdr_cnt = (ushort)info; |
| } else { |
| k = piowr->iu.rescan.hdr_no; |
| hdr_cnt = k + 1; |
| } |
| if (hdr_cnt > MAX_HDRIVES) |
| hdr_cnt = MAX_HDRIVES; |
| /* scanning for host drives */ |
| for (; k < hdr_cnt; ++k) { |
| /* info about host drive */ |
| gdtcmd.Service = CACHESERVICE; |
| gdtcmd.OpCode = GDT_INFO; |
| gdtcmd.u.cache.DeviceNo = k; |
| #if LINUX_VERSION_CODE >= 0x020322 |
| gdth_do_cmd(scp, &gdtcmd, cmnd, 30); |
| status = (ushort)scp->SCp.Status; |
| info = (ulong32)scp->SCp.Message; |
| #else |
| gdth_do_cmd(&scp, &gdtcmd, cmnd, 30); |
| status = (ushort)scp.SCp.Status; |
| info = (ulong32)scp.SCp.Message; |
| #endif |
| GDTH_LOCK_HA(ha, flags); |
| piord->iu.hdr_list[k].bus = ha->virt_bus; |
| piord->iu.hdr_list[k].target = k; |
| piord->iu.hdr_list[k].lun = 0; |
| if (status != S_OK) { |
| ha->hdr[k].present = FALSE; |
| } else { |
| ha->hdr[k].present = TRUE; |
| ha->hdr[k].size = info; |
| /* evaluate mapping (sectors per head, heads per cylinder) */ |
| ha->hdr[k].size &= ~SECS32; |
| gdth_eval_mapping(ha->hdr[k].size,&drv_cyls,&drv_hds,&drv_secs); |
| ha->hdr[k].heads = (unchar)drv_hds; |
| ha->hdr[k].secs = (unchar)drv_secs; |
| /* round size */ |
| ha->hdr[k].size = drv_cyls * drv_hds * drv_secs; |
| } |
| GDTH_UNLOCK_HA(ha, flags); |
| if (status != S_OK) |
| continue; /* next host drive */ |
| |
| /* devtype, cluster info, R/W attributes */ |
| gdtcmd.Service = CACHESERVICE; |
| gdtcmd.OpCode = GDT_DEVTYPE; |
| gdtcmd.u.cache.DeviceNo = k; |
| #if LINUX_VERSION_CODE >= 0x020322 |
| gdth_do_cmd(scp, &gdtcmd, cmnd, 30); |
| status = (ushort)scp->SCp.Status; |
| info = (ulong32)scp->SCp.Message; |
| #else |
| gdth_do_cmd(&scp, &gdtcmd, cmnd, 30); |
| status = (ushort)scp.SCp.Status; |
| info = (ulong32)scp.SCp.Message; |
| #endif |
| GDTH_LOCK_HA(ha, flags); |
| ha->hdr[k].devtype = 0; |
| if (status == S_OK) |
| ha->hdr[k].devtype = (ushort)info; |
| GDTH_UNLOCK_HA(ha, flags); |
| |
| gdtcmd.Service = CACHESERVICE; |
| gdtcmd.OpCode = GDT_CLUST_INFO; |
| gdtcmd.u.cache.DeviceNo = k; |
| #if LINUX_VERSION_CODE >= 0x020322 |
| gdth_do_cmd(scp, &gdtcmd, cmnd, 30); |
| status = (ushort)scp->SCp.Status; |
| info = (ulong32)scp->SCp.Message; |
| #else |
| gdth_do_cmd(&scp, &gdtcmd, cmnd, 30); |
| status = (ushort)scp.SCp.Status; |
| info = (ulong32)scp.SCp.Message; |
| #endif |
| GDTH_LOCK_HA(ha, flags); |
| ha->hdr[k].cluster_type = 0; |
| if (status == S_OK && !shared_access) |
| ha->hdr[k].cluster_type = (ushort)info; |
| GDTH_UNLOCK_HA(ha, flags); |
| piord->iu.hdr_list[k].cluster_type = ha->hdr[k].cluster_type; |
| |
| gdtcmd.Service = CACHESERVICE; |
| gdtcmd.OpCode = GDT_RW_ATTRIBS; |
| gdtcmd.u.cache.DeviceNo = k; |
| #if LINUX_VERSION_CODE >= 0x020322 |
| gdth_do_cmd(scp, &gdtcmd, cmnd, 30); |
| status = (ushort)scp->SCp.Status; |
| info = (ulong32)scp->SCp.Message; |
| #else |
| gdth_do_cmd(&scp, &gdtcmd, cmnd, 30); |
| status = (ushort)scp.SCp.Status; |
| info = (ulong32)scp.SCp.Message; |
| #endif |
| GDTH_LOCK_HA(ha, flags); |
| ha->hdr[k].rw_attribs = 0; |
| if (status == S_OK) |
| ha->hdr[k].rw_attribs = (ushort)info; |
| GDTH_UNLOCK_HA(ha, flags); |
| } |
| break; |
| |
| case GDTIOCTL_RESET_DRV: |
| if (!gdth_ioctl_alloc( hanum, sizeof(gdth_iord_str), TRUE )) |
| return(-EBUSY); |
| piord = (gdth_iord_str *)ha->pscratch; |
| piord->size = sizeof(gdth_iord_str); |
| piord->status = S_OK; |
| i = piowr->iu.scsi.target; |
| if (ha->hdr[i].present) { |
| gdtcmd.Service = CACHESERVICE; |
| gdtcmd.OpCode = GDT_CLUST_RESET; |
| gdtcmd.u.cache.DeviceNo = i; |
| #if LINUX_VERSION_CODE >= 0x020322 |
| gdth_do_cmd(scp, &gdtcmd, cmnd, 30); |
| piord->status = (scp->SCp.Message<<16)|scp->SCp.Status; |
| #else |
| gdth_do_cmd(&scp, &gdtcmd, cmnd, 30); |
| piord->status = (scp.SCp.Message<<16)|scp.SCp.Status; |
| #endif |
| } |
| break; |
| |
| default: |
| return(-EINVAL); |
| } |
| return length; |
| } |
| |
| static int gdth_get_info(char *buffer,char **start,off_t offset, |
| int length,int vh,int hanum,int busnum) |
| { |
| int size = 0,len = 0; |
| off_t begin = 0,pos = 0; |
| gdth_ha_str *ha; |
| gdth_iord_str *piord; |
| int id, i, j, k, sec, flag; |
| int no_mdrv = 0, drv_no, is_mirr; |
| ulong32 cnt; |
| |
| gdth_cmd_str gdtcmd; |
| gdth_evt_str estr; |
| #if LINUX_VERSION_CODE >= 0x020322 |
| Scsi_Cmnd *scp; |
| Scsi_Device *sdev; |
| #else |
| Scsi_Cmnd scp; |
| Scsi_Device sdev; |
| #endif |
| char hrec[161]; |
| struct timeval tv; |
| |
| char *buf; |
| gdth_dskstat_str *pds; |
| gdth_diskinfo_str *pdi; |
| gdth_arrayinf_str *pai; |
| gdth_defcnt_str *pdef; |
| gdth_cdrinfo_str *pcdi; |
| gdth_hget_str *phg; |
| |
| char cmnd[MAX_COMMAND_SIZE]; |
| memset(cmnd, 0xff, 12); |
| memset(&gdtcmd, 0, sizeof(gdth_cmd_str)); |
| |
| TRACE2(("gdth_get_info() ha %d bus %d\n",hanum,busnum)); |
| ha = HADATA(gdth_ctr_tab[hanum]); |
| |
| #if LINUX_VERSION_CODE >= 0x020322 |
| sdev = scsi_get_host_dev(gdth_ctr_vtab[vh]); |
| scp = scsi_allocate_device(sdev, 1, FALSE); |
| if (!scp) |
| return -ENOMEM; |
| scp->cmd_len = 12; |
| scp->use_sg = 0; |
| #else |
| memset(&sdev,0,sizeof(Scsi_Device)); |
| memset(&scp, 0,sizeof(Scsi_Cmnd)); |
| sdev.host = scp.host = gdth_ctr_vtab[vh]; |
| sdev.id = scp.target = sdev.host->this_id; |
| scp.device = &sdev; |
| #endif |
| |
| /* ioctl from tool? */ |
| if (!gdth_ioctl_check_bin(hanum, (ushort)length)) { |
| /* request is i.e. "cat /proc/scsi/gdth/0" */ |
| /* format: %-15s\t%-10s\t%-15s\t%s */ |
| /* driver parameters */ |
| size = sprintf(buffer+len,"Driver Parameters:\n"); |
| len += size; pos = begin + len; |
| if (reserve_list[0] == 0xff) |
| strcpy(hrec, "--"); |
| else { |
| sprintf(hrec, "%d", reserve_list[0]); |
| for (i = 1; i < MAX_RES_ARGS; i++) { |
| if (reserve_list[i] == 0xff) |
| break; |
| sprintf(hrec,"%s,%d", hrec, reserve_list[i]); |
| } |
| } |
| size = sprintf(buffer+len, |
| " reserve_mode: \t%d \treserve_list: \t%s\n", |
| reserve_mode, hrec); |
| len += size; pos = begin + len; |
| size = sprintf(buffer+len, |
| " max_ids: \t%-3d \thdr_channel: \t%d\n", |
| max_ids, hdr_channel); |
| len += size; pos = begin + len; |
| |
| /* controller information */ |
| size = sprintf(buffer+len,"\nDisk Array Controller Information:\n"); |
| len += size; pos = begin + len; |
| if (virt_ctr) |
| sprintf(hrec, "%s (Bus %d)", ha->binfo.type_string, busnum); |
| else |
| strcpy(hrec, ha->binfo.type_string); |
| size = sprintf(buffer+len, |
| " Number: \t%d \tName: \t%s\n", |
| hanum, hrec); |
| len += size; pos = begin + len; |
| |
| if (ha->more_proc) |
| sprintf(hrec, "%d.%02d.%02d-%c%03X", |
| (unchar)(ha->binfo.upd_fw_ver>>24), |
| (unchar)(ha->binfo.upd_fw_ver>>16), |
| (unchar)(ha->binfo.upd_fw_ver), |
| ha->bfeat.raid ? 'R':'N', |
| ha->binfo.upd_revision); |
| else |
| sprintf(hrec, "%d.%02d", (unchar)(ha->cpar.version>>8), |
| (unchar)(ha->cpar.version)); |
| |
| size = sprintf(buffer+len, |
| " Driver Ver.: \t%-10s\tFirmware Ver.: \t%s\n", |
| GDTH_VERSION_STR, hrec); |
| len += size; pos = begin + len; |
| |
| if (pos < offset) { |
| len = 0; |
| begin = pos; |
| } |
| if (pos > offset + length) |
| goto stop_output; |
| |
| if (ha->more_proc) { |
| /* more information: 1. about controller */ |
| size = sprintf(buffer+len, |
| " Serial No.: \t0x%8X\tCache RAM size:\t%d KB\n", |
| ha->binfo.ser_no, ha->binfo.memsize / 1024); |
| len += size; pos = begin + len; |
| |
| /* 2. about physical devices */ |
| size = sprintf(buffer+len,"\nPhysical Devices:"); |
| len += size; pos = begin + len; |
| flag = FALSE; |
| |
| buf = gdth_ioctl_alloc(hanum, GDTH_SCRATCH, FALSE); |
| if (!buf) |
| goto stop_output; |
| for (i = 0; i < ha->bus_cnt; ++i) { |
| /* 2.a statistics (and retries/reassigns) */ |
| TRACE2(("pdr_statistics() chn %d\n",i)); |
| pds = (gdth_dskstat_str *)(buf + GDTH_SCRATCH/4); |
| gdtcmd.Service = CACHESERVICE; |
| gdtcmd.OpCode = GDT_IOCTL; |
| gdtcmd.u.ioctl.p_param = virt_to_bus(pds); |
| gdtcmd.u.ioctl.param_size = 3*GDTH_SCRATCH/4; |
| gdtcmd.u.ioctl.subfunc = DSK_STATISTICS | L_CTRL_PATTERN; |
| gdtcmd.u.ioctl.channel = ha->raw[i].address | INVALID_CHANNEL; |
| pds->bid = ha->raw[i].local_no; |
| pds->first = 0; |
| pds->entries = ha->raw[i].pdev_cnt; |
| cnt = (3*GDTH_SCRATCH/4 - 5 * sizeof(ulong32)) / |
| sizeof(pds->list[0]); |
| if (pds->entries > cnt) |
| pds->entries = cnt; |
| #if LINUX_VERSION_CODE >= 0x020322 |
| gdth_do_cmd(scp, &gdtcmd, cmnd, 30); |
| if (scp->SCp.Status != S_OK) |
| #else |
| gdth_do_cmd(&scp, &gdtcmd, cmnd, 30); |
| if (scp.SCp.Status != S_OK) |
| #endif |
| { |
| pds->count = 0; |
| } |
| |
| /* other IOCTLs must fit into area GDTH_SCRATCH/4 */ |
| for (j = 0; j < ha->raw[i].pdev_cnt; ++j) { |
| /* 2.b drive info */ |
| TRACE2(("scsi_drv_info() chn %d dev %d\n", |
| i, ha->raw[i].id_list[j])); |
| pdi = (gdth_diskinfo_str *)buf; |
| gdtcmd.Service = CACHESERVICE; |
| gdtcmd.OpCode = GDT_IOCTL; |
| gdtcmd.u.ioctl.p_param = virt_to_bus(pdi); |
| gdtcmd.u.ioctl.param_size = sizeof(gdth_diskinfo_str); |
| gdtcmd.u.ioctl.subfunc = SCSI_DR_INFO | L_CTRL_PATTERN; |
| gdtcmd.u.ioctl.channel = |
| ha->raw[i].address | ha->raw[i].id_list[j]; |
| #if LINUX_VERSION_CODE >= 0x020322 |
| gdth_do_cmd(scp, &gdtcmd, cmnd, 30); |
| if (scp->SCp.Status == S_OK) |
| #else |
| gdth_do_cmd(&scp, &gdtcmd, cmnd, 30); |
| if (scp.SCp.Status == S_OK) |
| #endif |
| { |
| strncpy(hrec,pdi->vendor,8); |
| strncpy(hrec+8,pdi->product,16); |
| strncpy(hrec+24,pdi->revision,4); |
| hrec[28] = 0; |
| size = sprintf(buffer+len, |
| "\n Chn/ID/LUN: \t%c/%02d/%d \tName: \t%s\n", |
| 'A'+i,pdi->target_id,pdi->lun,hrec); |
| len += size; pos = begin + len; |
| flag = TRUE; |
| pdi->no_ldrive &= 0xffff; |
| if (pdi->no_ldrive == 0xffff) |
| strcpy(hrec,"--"); |
| else |
| sprintf(hrec,"%d",pdi->no_ldrive); |
| size = sprintf(buffer+len, |
| " Capacity [MB]:\t%-6d \tTo Log. Drive: \t%s\n", |
| pdi->blkcnt/(1024*1024/pdi->blksize), |
| hrec); |
| len += size; pos = begin + len; |
| } else { |
| pdi->devtype = 0xff; |
| } |
| |
| if (pdi->devtype == 0) { |
| /* search retries/reassigns */ |
| for (k = 0; k < pds->count; ++k) { |
| if (pds->list[k].tid == pdi->target_id && |
| pds->list[k].lun == pdi->lun) { |
| size = sprintf(buffer+len, |
| " Retries: \t%-6d \tReassigns: \t%d\n", |
| pds->list[k].retries, |
| pds->list[k].reassigns); |
| len += size; pos = begin + len; |
| break; |
| } |
| } |
| /* 2.c grown defects */ |
| TRACE2(("scsi_drv_defcnt() chn %d dev %d\n", |
| i, ha->raw[i].id_list[j])); |
| pdef = (gdth_defcnt_str *)buf; |
| gdtcmd.Service = CACHESERVICE; |
| gdtcmd.OpCode = GDT_IOCTL; |
| gdtcmd.u.ioctl.p_param = virt_to_bus(pdef); |
| gdtcmd.u.ioctl.param_size = sizeof(gdth_defcnt_str); |
| gdtcmd.u.ioctl.subfunc = SCSI_DEF_CNT | L_CTRL_PATTERN; |
| gdtcmd.u.ioctl.channel = |
| ha->raw[i].address | ha->raw[i].id_list[j]; |
| pdef->sddc_type = 0x08; |
| #if LINUX_VERSION_CODE >= 0x020322 |
| gdth_do_cmd(scp, &gdtcmd, cmnd, 30); |
| if (scp->SCp.Status == S_OK) |
| #else |
| gdth_do_cmd(&scp, &gdtcmd, cmnd, 30); |
| if (scp.SCp.Status == S_OK) |
| #endif |
| { |
| size = sprintf(buffer+len, |
| " Grown Defects:\t%d\n", |
| pdef->sddc_cnt); |
| len += size; pos = begin + len; |
| } |
| } |
| if (pos < offset) { |
| len = 0; |
| begin = pos; |
| } |
| if (pos > offset + length) |
| goto stop_output; |
| } |
| } |
| gdth_ioctl_free(hanum, buf); |
| |
| if (!flag) { |
| size = sprintf(buffer+len, "\n --\n"); |
| len += size; pos = begin + len; |
| } |
| |
| /* 3. about logical drives */ |
| size = sprintf(buffer+len,"\nLogical Drives:"); |
| len += size; pos = begin + len; |
| flag = FALSE; |
| |
| buf = gdth_ioctl_alloc(hanum, GDTH_SCRATCH, FALSE); |
| if (!buf) |
| goto stop_output; |
| for (i = 0; i < MAX_LDRIVES; ++i) { |
| if (!ha->hdr[i].is_logdrv) |
| continue; |
| drv_no = i; |
| j = k = 0; |
| is_mirr = FALSE; |
| do { |
| /* 3.a log. drive info */ |
| TRACE2(("cache_drv_info() drive no %d\n",drv_no)); |
| pcdi = (gdth_cdrinfo_str *)buf; |
| gdtcmd.Service = CACHESERVICE; |
| gdtcmd.OpCode = GDT_IOCTL; |
| gdtcmd.u.ioctl.p_param = virt_to_bus(pcdi); |
| gdtcmd.u.ioctl.param_size = sizeof(gdth_cdrinfo_str); |
| gdtcmd.u.ioctl.subfunc = CACHE_DRV_INFO; |
| gdtcmd.u.ioctl.channel = drv_no; |
| #if LINUX_VERSION_CODE >= 0x020322 |
| gdth_do_cmd(scp, &gdtcmd, cmnd, 30); |
| if (scp->SCp.Status != S_OK) |
| #else |
| gdth_do_cmd(&scp, &gdtcmd, cmnd, 30); |
| if (scp.SCp.Status != S_OK) |
| #endif |
| { |
| break; |
| } |
| pcdi->ld_dtype >>= 16; |
| j++; |
| if (pcdi->ld_dtype > 2) { |
| strcpy(hrec, "missing"); |
| } else if (pcdi->ld_error & 1) { |
| strcpy(hrec, "fault"); |
| } else if (pcdi->ld_error & 2) { |
| strcpy(hrec, "invalid"); |
| k++; j--; |
| } else { |
| strcpy(hrec, "ok"); |
| } |
| |
| if (drv_no == i) { |
| size = sprintf(buffer+len, |
| "\n Number: \t%-2d \tStatus: \t%s\n", |
| drv_no, hrec); |
| len += size; pos = begin + len; |
| flag = TRUE; |
| no_mdrv = pcdi->cd_ldcnt; |
| if (no_mdrv > 1 || pcdi->ld_slave != -1) { |
| is_mirr = TRUE; |
| strcpy(hrec, "RAID-1"); |
| } else if (pcdi->ld_dtype == 0) { |
| strcpy(hrec, "Disk"); |
| } else if (pcdi->ld_dtype == 1) { |
| strcpy(hrec, "RAID-0"); |
| } else if (pcdi->ld_dtype == 2) { |
| strcpy(hrec, "Chain"); |
| } else { |
| strcpy(hrec, "???"); |
| } |
| size = sprintf(buffer+len, |
| " Capacity [MB]:\t%-6d \tType: \t%s\n", |
| pcdi->ld_blkcnt/(1024*1024/pcdi->ld_blksize), |
| hrec); |
| len += size; pos = begin + len; |
| } else { |
| size = sprintf(buffer+len, |
| " Slave Number: \t%-2d \tStatus: \t%s\n", |
| drv_no & 0x7fff, hrec); |
| len += size; pos = begin + len; |
| } |
| drv_no = pcdi->ld_slave; |
| if (pos < offset) { |
| len = 0; |
| begin = pos; |
| } |
| if (pos > offset + length) |
| goto stop_output; |
| } while (drv_no != -1); |
| |
| if (is_mirr) { |
| size = sprintf(buffer+len, |
| " Missing Drv.: \t%-2d \tInvalid Drv.: \t%d\n", |
| no_mdrv - j - k, k); |
| len += size; pos = begin + len; |
| } |
| |
| if (!ha->hdr[i].is_arraydrv) |
| strcpy(hrec, "--"); |
| else |
| sprintf(hrec, "%d", ha->hdr[i].master_no); |
| size = sprintf(buffer+len, |
| " To Array Drv.:\t%s\n", hrec); |
| len += size; pos = begin + len; |
| if (pos < offset) { |
| len = 0; |
| begin = pos; |
| } |
| if (pos > offset + length) |
| goto stop_output; |
| } |
| gdth_ioctl_free(hanum, buf); |
| |
| if (!flag) { |
| size = sprintf(buffer+len, "\n --\n"); |
| len += size; pos = begin + len; |
| } |
| |
| /* 4. about array drives */ |
| size = sprintf(buffer+len,"\nArray Drives:"); |
| len += size; pos = begin + len; |
| flag = FALSE; |
| |
| buf = gdth_ioctl_alloc(hanum, GDTH_SCRATCH, FALSE); |
| if (!buf) |
| goto stop_output; |
| for (i = 0; i < MAX_LDRIVES; ++i) { |
| if (!(ha->hdr[i].is_arraydrv && ha->hdr[i].is_master)) |
| continue; |
| /* 4.a array drive info */ |
| TRACE2(("array_info() drive no %d\n",i)); |
| pai = (gdth_arrayinf_str *)buf; |
| gdtcmd.Service = CACHESERVICE; |
| gdtcmd.OpCode = GDT_IOCTL; |
| gdtcmd.u.ioctl.p_param = virt_to_bus(pai); |
| gdtcmd.u.ioctl.param_size = sizeof(gdth_arrayinf_str); |
| gdtcmd.u.ioctl.subfunc = ARRAY_INFO | LA_CTRL_PATTERN; |
| gdtcmd.u.ioctl.channel = i; |
| #if LINUX_VERSION_CODE >= 0x020322 |
| gdth_do_cmd(scp, &gdtcmd, cmnd, 30); |
| if (scp->SCp.Status == S_OK) |
| #else |
| gdth_do_cmd(&scp, &gdtcmd, cmnd, 30); |
| if (scp.SCp.Status == S_OK) |
| #endif |
| { |
| if (pai->ai_state == 0) |
| strcpy(hrec, "idle"); |
| else if (pai->ai_state == 2) |
| strcpy(hrec, "build"); |
| else if (pai->ai_state == 4) |
| strcpy(hrec, "ready"); |
| else if (pai->ai_state == 6) |
| strcpy(hrec, "fail"); |
| else if (pai->ai_state == 8 || pai->ai_state == 10) |
| strcpy(hrec, "rebuild"); |
| else |
| strcpy(hrec, "error"); |
| if (pai->ai_ext_state & 0x10) |
| strcat(hrec, "/expand"); |
| else if (pai->ai_ext_state & 0x1) |
| strcat(hrec, "/patch"); |
| size = sprintf(buffer+len, |
| "\n Number: \t%-2d \tStatus: \t%s\n", |
| i,hrec); |
| len += size; pos = begin + len; |
| flag = TRUE; |
| |
| if (pai->ai_type == 0) |
| strcpy(hrec, "RAID-0"); |
| else if (pai->ai_type == 4) |
| strcpy(hrec, "RAID-4"); |
| else if (pai->ai_type == 5) |
| strcpy(hrec, "RAID-5"); |
| else |
| strcpy(hrec, "RAID-10"); |
| size = sprintf(buffer+len, |
| " Capacity [MB]:\t%-6d \tType: \t%s\n", |
| pai->ai_size/(1024*1024/pai->ai_secsize), |
| hrec); |
| len += size; pos = begin + len; |
| if (pos < offset) { |
| len = 0; |
| begin = pos; |
| } |
| if (pos > offset + length) |
| goto stop_output; |
| } |
| } |
| gdth_ioctl_free(hanum, buf); |
| |
| if (!flag) { |
| size = sprintf(buffer+len, "\n --\n"); |
| len += size; pos = begin + len; |
| } |
| |
| /* 5. about host drives */ |
| size = sprintf(buffer+len,"\nHost Drives:"); |
| len += size; pos = begin + len; |
| flag = FALSE; |
| |
| buf = gdth_ioctl_alloc(hanum, GDTH_SCRATCH, FALSE); |
| if (!buf) |
| goto stop_output; |
| for (i = 0; i < MAX_LDRIVES; ++i) { |
| if (!ha->hdr[i].is_logdrv || |
| (ha->hdr[i].is_arraydrv && !ha->hdr[i].is_master)) |
| continue; |
| /* 5.a get host drive list */ |
| TRACE2(("host_get() drv_no %d\n",i)); |
| phg = (gdth_hget_str *)buf; |
| gdtcmd.Service = CACHESERVICE; |
| gdtcmd.OpCode = GDT_IOCTL; |
| gdtcmd.u.ioctl.p_param = virt_to_bus(phg); |
| gdtcmd.u.ioctl.param_size = sizeof(gdth_hget_str); |
| gdtcmd.u.ioctl.subfunc = HOST_GET | LA_CTRL_PATTERN; |
| gdtcmd.u.ioctl.channel = i; |
| phg->entries = MAX_HDRIVES; |
| phg->offset = GDTOFFSOF(gdth_hget_str, entry[0]); |
| #if LINUX_VERSION_CODE >= 0x020322 |
| gdth_do_cmd(scp, &gdtcmd, cmnd, 30); |
| if (scp->SCp.Status != S_OK) |
| #else |
| gdth_do_cmd(&scp, &gdtcmd, cmnd, 30); |
| if (scp.SCp.Status != S_OK) |
| #endif |
| { |
| ha->hdr[i].ldr_no = i; |
| ha->hdr[i].rw_attribs = 0; |
| ha->hdr[i].start_sec = 0; |
| } else { |
| for (j = 0; j < phg->entries; ++j) { |
| k = phg->entry[j].host_drive; |
| if (k >= MAX_LDRIVES) |
| continue; |
| ha->hdr[k].ldr_no = phg->entry[j].log_drive; |
| ha->hdr[k].rw_attribs = phg->entry[j].rw_attribs; |
| ha->hdr[k].start_sec = phg->entry[j].start_sec; |
| } |
| } |
| } |
| gdth_ioctl_free(hanum, buf); |
| |
| for (i = 0; i < MAX_HDRIVES; ++i) { |
| if (!(ha->hdr[i].present)) |
| continue; |
| |
| size = sprintf(buffer+len, |
| "\n Number: \t%-2d \tArr/Log. Drive:\t%d\n", |
| i, ha->hdr[i].ldr_no); |
| len += size; pos = begin + len; |
| flag = TRUE; |
| |
| size = sprintf(buffer+len, |
| " Capacity [MB]:\t%-6d \tStart Sector: \t%d\n", |
| ha->hdr[i].size/2048, ha->hdr[i].start_sec); |
| len += size; pos = begin + len; |
| if (pos < offset) { |
| len = 0; |
| begin = pos; |
| } |
| if (pos > offset + length) |
| goto stop_output; |
| } |
| |
| if (!flag) { |
| size = sprintf(buffer+len, "\n --\n"); |
| len += size; pos = begin + len; |
| } |
| } |
| |
| /* controller events */ |
| size = sprintf(buffer+len,"\nController Events:\n"); |
| len += size; pos = begin + len; |
| |
| for (id = -1;;) { |
| id = gdth_read_event(ha, id, &estr); |
| if (estr.event_source == 0) |
| break; |
| if (estr.event_data.eu.driver.ionode == hanum && |
| estr.event_source == ES_ASYNC) { |
| gdth_log_event(&estr.event_data, hrec); |
| do_gettimeofday(&tv); |
| sec = (int)(tv.tv_sec - estr.first_stamp); |
| if (sec < 0) sec = 0; |
| size = sprintf(buffer+len," date- %02d:%02d:%02d\t%s\n", |
| sec/3600, sec%3600/60, sec%60, hrec); |
| len += size; pos = begin + len; |
| if (pos < offset) { |
| len = 0; |
| begin = pos; |
| } |
| if (pos > offset + length) |
| goto stop_output; |
| } |
| if (id == -1) |
| break; |
| } |
| } else { |
| /* request from tool (GDTMON,..) */ |
| piord = (gdth_iord_str *)ha->pscratch; |
| if (piord == NULL) |
| goto stop_output; |
| length = piord->size; |
| memcpy(buffer+len, (char *)piord, length); |
| gdth_ioctl_free(hanum, ha->pscratch); |
| len = length; |
| } |
| |
| stop_output: |
| #if LINUX_VERSION_CODE >= 0x020322 |
| scsi_release_command(scp); |
| scsi_free_host_dev(sdev); |
| #endif |
| *start = buffer +(offset-begin); |
| len -= (offset-begin); |
| if (len > length) |
| len = length; |
| TRACE2(("get_info() len %d pos %d begin %d offset %d length %d size %d\n", |
| len,(int)pos,(int)begin,(int)offset,length,size)); |
| return(len); |
| } |
| |
| static void gdth_do_cmd(Scsi_Cmnd *scp, gdth_cmd_str *gdtcmd, |
| char *cmnd, int timeout) |
| { |
| unsigned bufflen; |
| #if LINUX_VERSION_CODE >= 0x020407 |
| DECLARE_COMPLETION(wait); |
| #elif LINUX_VERSION_CODE >= 0x020322 |
| DECLARE_MUTEX_LOCKED(sem); |
| #else |
| struct semaphore sem = MUTEX_LOCKED; |
| #endif |
| |
| TRACE2(("gdth_do_cmd()\n")); |
| if (gdtcmd != NULL) { |
| scp->SCp.this_residual = IOCTL_PRI; |
| bufflen = sizeof(gdth_cmd_str); |
| } else { |
| scp->SCp.this_residual = DEFAULT_PRI; |
| bufflen = 0; |
| } |
| scp->request.rq_status = RQ_SCSI_BUSY; |
| #if LINUX_VERSION_CODE >= 0x020407 |
| scp->request.waiting = &wait; |
| scsi_do_cmd(scp, cmnd, gdtcmd, bufflen, gdth_scsi_done, timeout*HZ, 1); |
| wait_for_completion(&wait); |
| #else |
| scp->request.sem = &sem; |
| #if LINUX_VERSION_CODE >= 0x020322 |
| scsi_do_cmd(scp, cmnd, gdtcmd, bufflen, gdth_scsi_done, timeout*HZ, 1); |
| #else |
| GDTH_LOCK_SCSI_DOCMD(); |
| scsi_do_cmd(scp, cmnd, gdtcmd, bufflen, gdth_scsi_done, timeout*HZ, 1); |
| GDTH_UNLOCK_SCSI_DOCMD(); |
| #endif |
| down(&sem); |
| #endif |
| } |
| |
| void gdth_scsi_done(Scsi_Cmnd *scp) |
| { |
| TRACE2(("gdth_scsi_done()\n")); |
| |
| scp->request.rq_status = RQ_SCSI_DONE; |
| |
| #if LINUX_VERSION_CODE >= 0x020407 |
| if (scp->request.waiting != NULL) |
| complete(scp->request.waiting); |
| #else |
| if (scp->request.sem != NULL) |
| up(scp->request.sem); |
| #endif |
| } |
| |
| static char *gdth_ioctl_alloc(int hanum, ushort size, int scratch) |
| { |
| gdth_ha_str *ha; |
| ulong flags; |
| char *ret_val; |
| |
| if (size == 0 || size > GDTH_SCRATCH) |
| return FALSE; |
| |
| ha = HADATA(gdth_ctr_tab[hanum]); |
| GDTH_LOCK_HA(ha, flags); |
| |
| if (scratch) { |
| if (!ha->scratch_busy) { |
| ha->scratch_busy = TRUE; |
| ret_val = ha->pscratch; |
| } else |
| ret_val = NULL; |
| } else { |
| #if LINUX_VERSION_CODE >= 0x020322 |
| ret_val = (void *) __get_free_pages(GFP_ATOMIC | GFP_DMA, |
| GDTH_SCRATCH_ORD); |
| #else |
| ret_val = scsi_init_malloc(GDTH_SCRATCH, GFP_ATOMIC | GFP_DMA); |
| #endif |
| } |
| |
| GDTH_UNLOCK_HA(ha, flags); |
| return ret_val; |
| } |
| |
| static void gdth_ioctl_free(int hanum, char *buf) |
| { |
| gdth_ha_str *ha; |
| ulong flags; |
| |
| ha = HADATA(gdth_ctr_tab[hanum]); |
| GDTH_LOCK_HA(ha, flags); |
| |
| if (buf == ha->pscratch) { |
| ha->scratch_busy = FALSE; |
| } else { |
| #if LINUX_VERSION_CODE >= 0x020322 |
| free_pages((unsigned long)buf, GDTH_SCRATCH_ORD); |
| #else |
| scsi_init_free((void *)buf, GDTH_SCRATCH); |
| #endif |
| } |
| |
| GDTH_UNLOCK_HA(ha, flags); |
| } |
| |
| static int gdth_ioctl_check_bin(int hanum, ushort size) |
| { |
| gdth_ha_str *ha; |
| ulong flags; |
| int ret_val; |
| |
| ha = HADATA(gdth_ctr_tab[hanum]); |
| GDTH_LOCK_HA(ha, flags); |
| |
| ret_val = FALSE; |
| if (ha->scratch_busy) { |
| if (((gdth_iord_str *)ha->pscratch)->size == (ulong32)size) |
| ret_val = TRUE; |
| } |
| GDTH_UNLOCK_HA(ha, flags); |
| return ret_val; |
| } |
| |
| |
| static void gdth_wait_completion(int hanum, int busnum, int id) |
| { |
| gdth_ha_str *ha; |
| ulong flags; |
| int i; |
| Scsi_Cmnd *scp; |
| unchar b; |
| |
| ha = HADATA(gdth_ctr_tab[hanum]); |
| GDTH_LOCK_HA(ha, flags); |
| |
| for (i = 0; i < GDTH_MAXCMDS; ++i) { |
| scp = ha->cmd_tab[i].cmnd; |
| b = virt_ctr ? NUMDATA(scp->host)->busnum : scp->channel; |
| if (!SPECIAL_SCP(scp) && scp->target == (unchar)id && |
| b == (unchar)busnum) { |
| scp->SCp.have_data_in = 0; |
| GDTH_UNLOCK_HA(ha, flags); |
| while (!scp->SCp.have_data_in) |
| barrier(); |
| GDTH_LOCK_SCSI_DONE(flags); |
| scp->scsi_done(scp); |
| GDTH_UNLOCK_SCSI_DONE(flags); |
| GDTH_LOCK_HA(ha, flags); |
| } |
| } |
| GDTH_UNLOCK_HA(ha, flags); |
| } |
| |
| static void gdth_stop_timeout(int hanum, int busnum, int id) |
| { |
| gdth_ha_str *ha; |
| ulong flags; |
| Scsi_Cmnd *scp; |
| unchar b; |
| |
| ha = HADATA(gdth_ctr_tab[hanum]); |
| GDTH_LOCK_HA(ha, flags); |
| |
| for (scp = ha->req_first; scp; scp = (Scsi_Cmnd *)scp->SCp.ptr) { |
| b = virt_ctr ? NUMDATA(scp->host)->busnum : scp->channel; |
| if (scp->target == (unchar)id && b == (unchar)busnum) { |
| TRACE2(("gdth_stop_timeout(): update_timeout()\n")); |
| scp->SCp.buffers_residual = gdth_update_timeout(hanum, scp, 0); |
| } |
| } |
| GDTH_UNLOCK_HA(ha, flags); |
| } |
| |
| static void gdth_start_timeout(int hanum, int busnum, int id) |
| { |
| gdth_ha_str *ha; |
| ulong flags; |
| Scsi_Cmnd *scp; |
| unchar b; |
| |
| ha = HADATA(gdth_ctr_tab[hanum]); |
| GDTH_LOCK_HA(ha, flags); |
| |
| for (scp = ha->req_first; scp; scp = (Scsi_Cmnd *)scp->SCp.ptr) { |
| b = virt_ctr ? NUMDATA(scp->host)->busnum : scp->channel; |
| if (scp->target == (unchar)id && b == (unchar)busnum) { |
| TRACE2(("gdth_start_timeout(): update_timeout()\n")); |
| gdth_update_timeout(hanum, scp, scp->SCp.buffers_residual); |
| } |
| } |
| GDTH_UNLOCK_HA(ha, flags); |
| } |
| |
| static int gdth_update_timeout(int hanum, Scsi_Cmnd *scp, int timeout) |
| { |
| int oldto; |
| |
| oldto = scp->timeout_per_command; |
| scp->timeout_per_command = timeout; |
| |
| #if LINUX_VERSION_CODE >= 0x02014B |
| if (timeout == 0) { |
| del_timer(&scp->eh_timeout); |
| scp->eh_timeout.data = (unsigned long) NULL; |
| scp->eh_timeout.expires = 0; |
| } else { |
| if (scp->eh_timeout.data != (unsigned long) NULL) |
| del_timer(&scp->eh_timeout); |
| scp->eh_timeout.data = (unsigned long) scp; |
| scp->eh_timeout.expires = jiffies + timeout; |
| add_timer(&scp->eh_timeout); |
| } |
| #else |
| if (timeout > 0) { |
| if (timer_table[SCSI_TIMER].expires == 0) { |
| timer_table[SCSI_TIMER].expires = jiffies + timeout; |
| timer_active |= 1 << SCSI_TIMER; |
| } else { |
| if (time_before(jiffies + timeout, timer_table[SCSI_TIMER].expires)) |
| timer_table[SCSI_TIMER].expires = jiffies + timeout; |
| } |
| } |
| #endif |
| |
| return oldto; |
| } |