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Document loader tunable hw.re.prefer_iomap.

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Pyun YongHyeon 2010-12-02 18:37:34 +00:00
parent 706d26a4a4
commit 239169b1e7
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@ -30,7 +30,7 @@
.\"
.\" $FreeBSD$
.\"
.Dd October 27, 2010
.Dd December 2, 2010
.Dt RE 4
.Os
.Sh NAME
@ -178,6 +178,11 @@ prompt before booting the kernel or stored in
.It Va hw.re.msi_disable
This tunable disables MSI support on the Ethernet hardware.
The default value is 0.
.It Va hw.re.prefer_iomap
This tunable controls which register mapping should be used on the
specified device.
A non-zero value enables I/O space register mapping.
The default value is 0 to use memory space register mapping.
.El
.Sh DIAGNOSTICS
.Bl -diag