d/freebsd-skq
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Update supported chipset list.

Browse Source
This commit is contained in:
sos 2002-09-18 09:40:18 +00:00
parent 43ba8ad6aa
commit 8a4580c1d4
1 changed files with 22 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

27
share/man/man4/ata.4
View File

@ -1,6 +1,6 @@
.\"
.\" Copyright (c) 2000 Jeroen Ruigrok van der Werven
.\" Copyright (c) 2000,2001 Søren Schmidt
.\" Copyright (c) 2000,2001,2002 Søren Schmidt
.\" All rights reserved.
.\"
.\" Redistribution and use in source and binary forms, with or without
@ -78,7 +78,7 @@ set to 1 to enable Write Caching, 0 to disable (default is disabled).
(WARNING: might cause data loss on power failures.)
.It Va hw.ata.tags
set to 1 to enable Tagged Queuing support, 0 to disable (default is disabled).
(Only IBM DPTA, DTLA, ICxxxxxxAT, ICxxxxxxAV, and GXP drives support that.)
(Only IBM DPTA, DTLA, ICxxxxxxAT, ICxxxxxxAV drives support that.)
.El
.Sh DESCRIPTION
This driver provides access to disk drives, ATAPI CD-ROM and DVD drives,
@ -88,7 +88,7 @@ These devices are also commonly known as IDE or EIDE devices.
.Pp
The currently supported controllers with their maximum speed include:
.Pp
.Bl -tag -width "Promise Ultra/Fasttrak-100 TX2/TX4" -compact
.Bl -tag -width "Promise Ultra/Fasttrak-100 TX2/TX2000" -compact
.It Acerlabs Aladdin
Ultra DMA 100 (UDMA5), 100 MB/sec (depending on model, max stated at boot)
.It AMD 756
@ -111,6 +111,8 @@ Ultra DMA 66 (UDMA4), 66 MB/sec
Ultra DMA 100 (UDMA5), 100 MB/sec
.It HighPoint HPT372
Ultra DMA 133 (UDMA6), 133 MB/sec
.It HighPoint HPT374
Ultra DMA 133 (UDMA6), 133 MB/sec
.It Intel PIIX
DMA 2 (WDMA2), 16 MB/sec
.It Intel PIIX3
@ -125,6 +127,8 @@ Ultra DMA 66 (UDMA4), 66 MB/sec
Ultra DMA 100 (UDMA5), 100 MB/sec
.It Intel ICH3
Ultra DMA 100 (UDMA5), 100 MB/sec
.It Intel ICH4
Ultra DMA 100 (UDMA5), 100 MB/sec
.It Promise Ultra/Fasttrak-33
Ultra DMA 33 (UDMA2), 33 MB/sec
.It Promise Ultra/Fasttrak-66
@ -133,10 +137,16 @@ Ultra DMA 66 (UDMA4), 66 MB/sec
Ultra DMA 100 (UDMA5), 100 MB/sec
.It Promise Ultra/Fasttrak-100 TX2/TX4
Ultra DMA 100 (UDMA5), 100 MB/sec
.It Promise Ultra/Fasttrak-133 TX2/TX2000
Ultra DMA 133 (UDMA6), 133 MB/sec
.It ServerWorks ROSB4
Ultra DMA 33 (UDMA2), 33 MB/sec
.It ServerWorks CSB5
Ultra DMA 100 (UDMA5), 100 MB/sec (depending on model, max stated at boot)
.It Sil 0680
Ultra DMA 133 (UDMA6), 133 MB/sec (depending on model, max stated at boot)
.It SiS 5591
Ultra DMA 33 (UDMA2), 33 MB/sec
Ultra DMA 100 (UDMA5), 100 MB/sec (depending on model, max stated at boot)
.It VIA 82C586
Ultra DMA 33 (UDMA2), 33 MB/sec
.It VIA 82C596
@ -145,6 +155,8 @@ Ultra DMA 66 (UDMA4), 66 MB/sec (depending on model, max stated at boot)
Ultra DMA 66 (UDMA4), 66 MB/sec
.It VIA 82C686b
Ultra DMA 100 (UDMA5), 100 MB/sec
.It VIA 8233/8235
Ultra DMA 133 (UDMA6), 133 MB/sec (depending on model, max stated at boot)
.El
.Pp
All unknown chipsets are supported at the maximum speed of 16 MB/sec.
@ -156,7 +168,12 @@ at a later time when the system is up and running, see
.Xr atacontrol 8 .
.Pp
The driver attempts to set the maximum performance transfer mode on your disk
drives by selecting the highest possible DMA mode.
drives by selecting the highest possible DMA mode. However the
.Nm
driver sometimes issue the message
"DMA limited to UDMA33, non-ATA66 cable or device",
if the cable is ATA66 (or above) compliant, it is because the other device
on this channel states it can only accept upto UDMA2/ATA33 signals.
ATAPI devices are left in PIO mode because DMA problems are common despite the
device specifications.
You can always try to set DMA mode on an ATAPI device using