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authormarius <marius@FreeBSD.org>2012-06-18 19:14:06 +0000
committermarius <marius@FreeBSD.org>2012-06-18 19:14:06 +0000
commit059d6b2a7bdf612d868620f1499fb00aeec739bc (patch)
tree6d56ed8465581360eb462e068241deec2a1ead59 /share/man/man4/ata.4
parent7ece915f85673151aa3f9fb09c7ab7e984cfab8c (diff)
downloadFreeBSD-src-059d6b2a7bdf612d868620f1499fb00aeec739bc.zip
FreeBSD-src-059d6b2a7bdf612d868620f1499fb00aeec739bc.tar.gz
Document the hw.ahci.force tunable here, too, as it's also used by
ataahci(4) and atanvidia(4). MFC after: 3 days
Diffstat (limited to 'share/man/man4/ata.4')
-rw-r--r--share/man/man4/ata.48
1 files changed, 6 insertions, 2 deletions
diff --git a/share/man/man4/ata.4 b/share/man/man4/ata.4
index 4c2f147..939c8b1 100644
--- a/share/man/man4/ata.4
+++ b/share/man/man4/ata.4
@@ -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.
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