freebsd-src/share/man/man4/smb.4

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.\" Copyright (c) 1998, Nicolas Souchu
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.Dd October 25, 1998
.Dt SMB 4
.Os FreeBSD
.Sh NAME
.Nm smb
.Nd
SMB generic i/o device driver
.Sh SYNOPSIS
.Cd "device smb0 at smbus?"
.Sh DESCRIPTION
The
.Em smb
character device driver provides generic i/o to any
.Xr smbus 4
instance. In order to control SMB devices, use /dev/smb? with the
following ioctls:
.Pp
.Bl -column "System Management Bus ioctls" -compact
.It Em Ioctl Ta Em Description
.It Sy SMB_QUICK_WRITE Ta "QuickWrite command"
.It Sy SMB_QUICK_READ Ta "QuickRead command"
.It Sy SMB_SENDB Ta "SendByte command"
.It Sy SMB_RECVB Ta "ReceiveByte command"
.It Sy SMB_WRITEB Ta "WriteByte command"
.It Sy SMB_WRITEW Ta "WriteWord command"
.It Sy SMB_READB Ta "ReadByte command"
.It Sy SMB_READW Ta "ReadWord command"
.It Sy SMB_PCALL Ta "ProcedureCall command"
.It Sy SMB_BWRITE Ta "BlockWrite command"
.It Sy SMB_BREAD Ta "BlockRead command"
.El
.Pp
Using the write routine is equivalent to a SMB_WRITEW ioctl.
.Pp
.Sh SEE ALSO
.Xr smbus 4
.Sh HISTORY
The
.Nm
manual page first appeared in
.Fx 3.0 .
.Sh AUTHOR
This
manual page was written by
.An Nicolas Souchu .