.\" Written by Denis I. Timofeev, 2003.
.\"
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.Dd April 11, 2003
.Dt SBSH 4
.Os
.Sh NAME
.Nm sbsh
.Nd "Granch SBNI16 SHDSL modem device driver"
.Sh SYNOPSIS
.Cd "device sbsh"
.Sh DESCRIPTION
The
.Nm
driver provides support for an internal PCI modem SBNI16-SHDSL.
A device is introduced to the OS as a common Ethernet-like network
card which must be configured with
.Xr ifconfig 8
(all standard network interface parameters could be set).
Modem-specific
parameters (master/slave mode, line rate, etc.) must be set with the
.Nm sb16config
utility before interface activation.
.Sh DIAGNOSTICS
.Bl -diag
.It "sbsh%d: couldn't map memory"
.It "sbsh%d: couldn't map interrupt"
.It "sbsh%d: couldn't set up irq"
A fatal initialization error has occurred.
.It "sbsh%d: unable to load firmware"
A fatal error has occurred while
.Nm sb16config
was running.
.It "sbsh%d: firmware wasn't loaded"
.Dq Nm ifconfig Ar ... Cm up
has failed because device has not been configured with
.Nm sb16config .
.It "sbsh%d: transmit timeout"
.It "sbsh%d: interrupt posted but not delivered"
Probably, a hardware error or incompatibility.
.It "sbsh%d: unable to get mbuf"
.It "sbsh%d: unable to get mbuf cluster"
The driver failed to allocate a memory buffer.
.El
.Sh SEE ALSO
.Xr arp 4 ,
.Xr netintro 4 ,
.Xr ifconfig 8
.Pp
.Pa ports/sysutils/sb16config
.Sh HISTORY
The
.Nm
device driver first appeared in
.Fx 4.9 .
.Sh AUTHORS
The
.Nm
driver was written by
.An Denis I. Timofeev Aq timofeev@granch.ru .