diff options
Diffstat (limited to 'drivers/scsi/aic7xxx_old/aic7xxx_proc.c')
| -rw-r--r-- | drivers/scsi/aic7xxx_old/aic7xxx_proc.c | 270 |
1 files changed, 270 insertions, 0 deletions
diff --git a/drivers/scsi/aic7xxx_old/aic7xxx_proc.c b/drivers/scsi/aic7xxx_old/aic7xxx_proc.c new file mode 100644 index 00000000..976f45cc --- /dev/null +++ b/drivers/scsi/aic7xxx_old/aic7xxx_proc.c @@ -0,0 +1,270 @@ +/*+M************************************************************************* + * Adaptec AIC7xxx device driver proc support for Linux. + * + * Copyright (c) 1995, 1996 Dean W. Gehnert + * + * 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, or (at your option) + * any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; see the file COPYING. If not, write to + * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. + * + * ---------------------------------------------------------------- + * o Modified from the EATA-DMA /proc support. + * o Additional support for device block statistics provided by + * Matthew Jacob. + * o Correction of overflow by Heinz Mauelshagen + * o Adittional corrections by Doug Ledford + * + * Dean W. Gehnert, deang@teleport.com, 05/01/96 + * + * $Id: aic7xxx_proc.c,v 4.1 1997/06/97 08:23:42 deang Exp $ + *-M*************************************************************************/ + + +#define HDRB \ +" 0 - 4K 4 - 16K 16 - 64K 64 - 256K 256K - 1M 1M+" + + +/*+F************************************************************************* + * Function: + * aic7xxx_show_info + * + * Description: + * Return information to handle /proc support for the driver. + *-F*************************************************************************/ +int +aic7xxx_show_info(struct seq_file *m, struct Scsi_Host *HBAptr) +{ + struct aic7xxx_host *p; + struct aic_dev_data *aic_dev; + struct scsi_device *sdptr; + unsigned char i; + unsigned char tindex; + + for(p=first_aic7xxx; p && p->host != HBAptr; p=p->next) + ; + + if (!p) + { + seq_printf(m, "Can't find adapter for host number %d\n", HBAptr->host_no); + return 0; + } + + p = (struct aic7xxx_host *) HBAptr->hostdata; + + seq_printf(m, "Adaptec AIC7xxx driver version: "); + seq_printf(m, "%s/", AIC7XXX_C_VERSION); + seq_printf(m, "%s", AIC7XXX_H_VERSION); + seq_printf(m, "\n"); + seq_printf(m, "Adapter Configuration:\n"); + seq_printf(m, " SCSI Adapter: %s\n", + board_names[p->board_name_index]); + if (p->flags & AHC_TWIN) + seq_printf(m, " Twin Channel Controller "); + else + { + char *channel = ""; + char *ultra = ""; + char *wide = "Narrow "; + if (p->flags & AHC_MULTI_CHANNEL) + { + channel = " Channel A"; + if (p->flags & (AHC_CHNLB|AHC_CHNLC)) + channel = (p->flags & AHC_CHNLB) ? " Channel B" : " Channel C"; + } + if (p->features & AHC_WIDE) + wide = "Wide "; + if (p->features & AHC_ULTRA3) + { + switch(p->chip & AHC_CHIPID_MASK) + { + case AHC_AIC7892: + case AHC_AIC7899: + ultra = "Ultra-160/m LVD/SE "; + break; + default: + ultra = "Ultra-3 LVD/SE "; + break; + } + } + else if (p->features & AHC_ULTRA2) + ultra = "Ultra-2 LVD/SE "; + else if (p->features & AHC_ULTRA) + ultra = "Ultra "; + seq_printf(m, " %s%sController%s ", + ultra, wide, channel); + } + switch(p->chip & ~AHC_CHIPID_MASK) + { + case AHC_VL: + seq_printf(m, "at VLB slot %d\n", p->pci_device_fn); + break; + case AHC_EISA: + seq_printf(m, "at EISA slot %d\n", p->pci_device_fn); + break; + default: + seq_printf(m, "at PCI %d/%d/%d\n", p->pci_bus, + PCI_SLOT(p->pci_device_fn), PCI_FUNC(p->pci_device_fn)); + break; + } + if( !(p->maddr) ) + { + seq_printf(m, " Programmed I/O Base: %lx\n", p->base); + } + else + { + seq_printf(m, " PCI MMAPed I/O Base: 0x%lx\n", p->mbase); + } + if( (p->chip & (AHC_VL | AHC_EISA)) ) + { + seq_printf(m, " BIOS Memory Address: 0x%08x\n", p->bios_address); + } + seq_printf(m, " Adapter SEEPROM Config: %s\n", + (p->flags & AHC_SEEPROM_FOUND) ? "SEEPROM found and used." : + ((p->flags & AHC_USEDEFAULTS) ? "SEEPROM not found, using defaults." : + "SEEPROM not found, using leftover BIOS values.") ); + seq_printf(m, " Adaptec SCSI BIOS: %s\n", + (p->flags & AHC_BIOS_ENABLED) ? "Enabled" : "Disabled"); + seq_printf(m, " IRQ: %d\n", HBAptr->irq); + seq_printf(m, " SCBs: Active %d, Max Active %d,\n", + p->activescbs, p->max_activescbs); + seq_printf(m, " Allocated %d, HW %d, " + "Page %d\n", p->scb_data->numscbs, p->scb_data->maxhscbs, + p->scb_data->maxscbs); + if (p->flags & AHC_EXTERNAL_SRAM) + seq_printf(m, " Using External SCB SRAM\n"); + seq_printf(m, " Interrupts: %ld", p->isr_count); + if (p->chip & AHC_EISA) + { + seq_printf(m, " %s\n", + (p->pause & IRQMS) ? "(Level Sensitive)" : "(Edge Triggered)"); + } + else + { + seq_printf(m, "\n"); + } + seq_printf(m, " BIOS Control Word: 0x%04x\n", + p->bios_control); + seq_printf(m, " Adapter Control Word: 0x%04x\n", + p->adapter_control); + seq_printf(m, " Extended Translation: %sabled\n", + (p->flags & AHC_EXTEND_TRANS_A) ? "En" : "Dis"); + seq_printf(m, "Disconnect Enable Flags: 0x%04x\n", p->discenable); + if (p->features & (AHC_ULTRA | AHC_ULTRA2)) + { + seq_printf(m, " Ultra Enable Flags: 0x%04x\n", p->ultraenb); + } + seq_printf(m, "Default Tag Queue Depth: %d\n", aic7xxx_default_queue_depth); + seq_printf(m, " Tagged Queue By Device array for aic7xxx host " + "instance %d:\n", p->instance); + seq_printf(m, " {"); + for(i=0; i < (MAX_TARGETS - 1); i++) + seq_printf(m, "%d,",aic7xxx_tag_info[p->instance].tag_commands[i]); + seq_printf(m, "%d}\n",aic7xxx_tag_info[p->instance].tag_commands[i]); + + seq_printf(m, "\n"); + seq_printf(m, "Statistics:\n\n"); + list_for_each_entry(aic_dev, &p->aic_devs, list) + { + sdptr = aic_dev->SDptr; + tindex = sdptr->channel << 3 | sdptr->id; + seq_printf(m, "(scsi%d:%d:%d:%d)\n", + p->host_no, sdptr->channel, sdptr->id, sdptr->lun); + seq_printf(m, " Device using %s/%s", + (aic_dev->cur.width == MSG_EXT_WDTR_BUS_16_BIT) ? + "Wide" : "Narrow", + (aic_dev->cur.offset != 0) ? + "Sync transfers at " : "Async transfers.\n" ); + if (aic_dev->cur.offset != 0) + { + struct aic7xxx_syncrate *sync_rate; + unsigned char options = aic_dev->cur.options; + int period = aic_dev->cur.period; + int rate = (aic_dev->cur.width == + MSG_EXT_WDTR_BUS_16_BIT) ? 1 : 0; + + sync_rate = aic7xxx_find_syncrate(p, &period, 0, &options); + if (sync_rate != NULL) + { + seq_printf(m, "%s MByte/sec, offset %d\n", + sync_rate->rate[rate], + aic_dev->cur.offset ); + } + else + { + seq_printf(m, "3.3 MByte/sec, offset %d\n", + aic_dev->cur.offset ); + } + } + seq_printf(m, " Transinfo settings: "); + seq_printf(m, "current(%d/%d/%d/%d), ", + aic_dev->cur.period, + aic_dev->cur.offset, + aic_dev->cur.width, + aic_dev->cur.options); + seq_printf(m, "goal(%d/%d/%d/%d), ", + aic_dev->goal.period, + aic_dev->goal.offset, + aic_dev->goal.width, + aic_dev->goal.options); + seq_printf(m, "user(%d/%d/%d/%d)\n", + p->user[tindex].period, + p->user[tindex].offset, + p->user[tindex].width, + p->user[tindex].options); + if(sdptr->simple_tags) + { + seq_printf(m, " Tagged Command Queueing Enabled, Ordered Tags %s, Depth %d/%d\n", sdptr->ordered_tags ? "Enabled" : "Disabled", sdptr->queue_depth, aic_dev->max_q_depth); + } + if(aic_dev->barrier_total) + seq_printf(m, " Total transfers %ld:\n (%ld/%ld/%ld/%ld reads/writes/REQ_BARRIER/Ordered Tags)\n", + aic_dev->r_total+aic_dev->w_total, aic_dev->r_total, aic_dev->w_total, + aic_dev->barrier_total, aic_dev->ordered_total); + else + seq_printf(m, " Total transfers %ld:\n (%ld/%ld reads/writes)\n", + aic_dev->r_total+aic_dev->w_total, aic_dev->r_total, aic_dev->w_total); + seq_printf(m, "%s\n", HDRB); + seq_printf(m, " Reads:"); + for (i = 0; i < ARRAY_SIZE(aic_dev->r_bins); i++) + { + seq_printf(m, " %10ld", aic_dev->r_bins[i]); + } + seq_printf(m, "\n"); + seq_printf(m, " Writes:"); + for (i = 0; i < ARRAY_SIZE(aic_dev->w_bins); i++) + { + seq_printf(m, " %10ld", aic_dev->w_bins[i]); + } + seq_printf(m, "\n"); + seq_printf(m, "\n\n"); + } + return 0; +} + +/* + * Overrides for Emacs so that we follow Linus's tabbing style. + * Emacs will notice this stuff at the end of the file and automatically + * adjust the settings for this buffer only. This must remain at the end + * of the file. + * --------------------------------------------------------------------------- + * Local variables: + * c-indent-level: 2 + * c-brace-imaginary-offset: 0 + * c-brace-offset: -2 + * c-argdecl-indent: 2 + * c-label-offset: -2 + * c-continued-statement-offset: 2 + * c-continued-brace-offset: 0 + * indent-tabs-mode: nil + * tab-width: 8 + * End: + */ |