.\" $NetBSD: sc.4,v 1.7.80.1 2019/09/02 16:39:20 martin Exp $ .\" .\" written from a reading of config files and driver source code .\" Erik E. Fair .\" Matt Fredette .Dd June 28, 2001 .Dt SC 4 .Os .Sh NAME .Nm sc .Nd Sun Sun-2 SCSI bus host adaptor driver .Sh SYNOPSIS .Ss sun2 .Cd "sc0 at mbmem0 addr 0x80000 ipl 2" .Cd "sc1 at mbmem0 addr 0x84000 ipl 2" .Ss sun2 and sun4 .Cd "sc0 at vme0 addr 0x200000 irq 2 vec 0x40" .Sh DESCRIPTION The .Nm driver provides support for the Sun Microsystems .Qq Sun-2 .Tn SCSI Bus Controller chipset found on various VME boards .Pq Sun part #s 501-1045, 501-1138, 501-1149, and 501-1167 and on the .Qq Sun-2 SCSI/Serial .Pq Sun part # 501-1006 Multibus board. .Pp All versions of this driver can be configured with a .Em flags directive in the .Xr config 1 file. The values are bits in a bitfield, and are interpreted as follows: .Pp .Bl -tag -offset indent -compact -width 0x000ff .It 0x0ff Set bit (1<