diff options
Diffstat (limited to 'share/man')
| -rw-r--r-- | share/man/man4/Makefile | 5 | ||||
| -rw-r--r-- | share/man/man4/pci.4 | 8 | ||||
| -rw-r--r-- | share/man/man4/twe.4 | 65 |
3 files changed, 74 insertions, 4 deletions
diff --git a/share/man/man4/Makefile b/share/man/man4/Makefile index f49261da6d0..88492197072 100644 --- a/share/man/man4/Makefile +++ b/share/man/man4/Makefile @@ -1,4 +1,4 @@ -# $OpenBSD: Makefile,v 1.125 2000/08/28 13:52:57 jason Exp $ +# $OpenBSD: Makefile,v 1.126 2000/09/15 18:08:00 mickey Exp $ MAN= ac97.4 adv.4 aha.4 ahb.4 ahc.4 aic.4 an.4 aria.4 ast.4 atalk.4 \ atapiscsi.4 audio.4 aue.4 auvia.4 awi.4 bpf.4 bridge.4 brgphy.4 \ @@ -13,7 +13,8 @@ MAN= ac97.4 adv.4 aha.4 ahb.4 ahc.4 aic.4 an.4 aria.4 ast.4 atalk.4 \ puc.4 qsphy.4 raid.4 random.4 ray.4 rl.4 rln.4 rlphy.4 route.4 scsi.4 \ sd.4 ses.4 sf.4 sis.4 sk.4 sl.4 sm.4 spp.4 sppp.4 sqphy.4 ss.4 st.4 \ ste.4 sv.4 tb.4 tcic.4 tcp.4 termios.4 ti.4 tl.4 tlphy.4 tp.4 tqphy.4 \ - tty.4 tun.4 tx.4 txphy.4 uaudio.4 ubsec.4 udp.4 ugen.4 uhci.4 uhid.4 \ + tty.4 tun.4 twe.4 tx.4 txphy.4 \ + uaudio.4 ubsec.4 udp.4 ugen.4 uhci.4 uhid.4 \ uk.4 ukphy.4 ulpt.4 umass.4 unix.4 urio.4 usb.4 vlan.4 vnd.4 vr.4 \ wb.4 wd.4 wdc.4 we.4 wi.4 \ wscons.4 wsdisplay.4 wskbd.4 wsmouse.4 wsmux.4 \ diff --git a/share/man/man4/pci.4 b/share/man/man4/pci.4 index 6c4c3d58525..2e61007771c 100644 --- a/share/man/man4/pci.4 +++ b/share/man/man4/pci.4 @@ -1,4 +1,4 @@ -.\" $OpenBSD: pci.4,v 1.12 2000/07/20 21:45:20 deraadt Exp $ +.\" $OpenBSD: pci.4,v 1.13 2000/09/15 18:08:01 mickey Exp $ .\" $NetBSD: pci.4,v 1.29 2000/04/01 00:32:23 tsarna Exp $ .\" .\" Copyright (c) 2000 Theo de Raadt. All rights reserved. @@ -96,7 +96,7 @@ interfaces. DPT SmartCache/SmartRAID III and IV SCSI interfaces. .It Xr gdt 4 ICP-Vortex GDT -.Tn Raid +.Tn RAID interface. .It Xr isp 4 QLogic ISP-1020, ISP-1040, and ISP-2100 @@ -108,6 +108,10 @@ interfaces. Symbios Logic/NCR 53c8xx-family .Tn SCSI interfaces. +.It Xr twe 4 +3ware Escalade +.Tn RAID +interfaces. .El .Pp .Ss Network interfaces diff --git a/share/man/man4/twe.4 b/share/man/man4/twe.4 new file mode 100644 index 00000000000..8d99c03019f --- /dev/null +++ b/share/man/man4/twe.4 @@ -0,0 +1,65 @@ +.\" $OpenBSD: twe.4,v 1.1 2000/09/15 18:08:01 mickey Exp $ +.\" +.\" Copyright (c) 2000 Michael Shalayeff. All rights reserved. +.\" +.\" +.Dd September 15, 2000 +.Dt TWE 4 +.Os +.Sh NAME +.Nm twe +.Nd +.Tn 3ware Escalade RAID driver +.Sh SYNOPSIS +.Cd "twe* at pci? dev ? function ?" +.Cd "scsibus* at twe?" +.Sh DESCRIPTION +The +.Nm +driver provides support for Escalade family of raid controllers, +including the +.Tn 3W-5x000 and +.Tn 3W-6x000 +models. +.Pp +Controllers support RAID 0, RAID 1, RAID 10 and JBOD +configurations. All the RAID set volume management is done +through the cards BIOS. +.Pp +Even though the card uses IDE drives, this driver makes drives +and/or RAID sets appear as +.Xr sd 4 . +.Sh SEE ALSO +.Xr intro 4 , +.Xr scsi 4 , +.Xr sd 4 +.Sh AUTHOR +The +.Nm +driver was written by +.An Michale Shalayeff Aq mickey@opensbd.org , +inspired by the FreeBSD driver by +.An Mike Smith Aq msmith@freebsd.org . +.Sh HISTORY +The +.Nm +driver first appeared in +.Ox 2.8 . +.Sh BUGS +The card's BIOS seem to conflict w/ other disk controllers with +own BIOS if later are configured earlier than this one. +To avoid that put the card in the lowest slot before other +SCSI or RAID disk controllers, if possible. +.Pp +The card provides mechanism to receive asynchronous notifications +about RAID set status change and so forth, unfortunately this +information is not public. +.Pp +The card requires data buffers to be aligned to 512 bytes, which +is not always provided by the +.Ox +kernel. +To work around that double-buffering is used, allocating aligned +buffer when required and copying data back and forth as needed. +Unaligned buffers are very rare occasion, but if not handled properly +makes the card comatose. |