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Document the hw.ahci.force tunable here, too, as it's also used by

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ataahci(4) and atanvidia(4).

MFC after:	3 days
This commit is contained in:
Marius Strobl 2012-06-18 19:14:06 +00:00
parent 67e85209e9
commit 78c3ff73c1
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=237235
1 changed files with 6 additions and 2 deletions
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8
share/man/man4/ata.4
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@ -24,7 +24,7 @@
.\"
.\" $FreeBSD$
.\"
.Dd August 17, 2011
.Dd June 18, 2012
.Dt ATA 4
.Os
.Sh NAME
@ -89,8 +89,12 @@ subsystem module.
The following tunables are settable from the
.Xr loader 8 :
.Bl -ohang
.It Va hw.ahci.force
set to nonzero value for forcing drivers to attach to some known AHCI-capable
chips even if they are configured for legacy IDE emulation (the default is 1,
force the attach).
.It Va hw.ata.ata_dma_check_80pin
set to 0 to disable the 80pin cable check (the default is 1, check the cable)
set to 0 to disable the 80pin cable check (the default is 1, check the cable).
.It Va hint.atapci.X.msi
set to 1 to allow Message Signalled Interrupts (MSI) to be used by the
specified PCI ATA controller, if supported.