# $OpenBSD: RAMDISK,v 1.20 2001/10/10 23:43:42 millert Exp $ # $NetBSD: RAMDISK,v 1.3.4.1 1996/08/19 23:35:10 gwr Exp $ # Machine architecture; required by config(8) machine sun3 m68k # maxusers means mostly "let's get small" in terms of kernel malloc's maxusers 2 # force default minimum number of buffers and dependents option NBUF=16 # Enable the hooks used for initializing the ram-disk. option RAMDISK_HOOKS option MINIROOTSIZE=3000 #option DDB option TIMEZONE=0 option DST=0 option DIAGNOSTIC option FFS option NFSCLIENT #option CD9660 option INET option BOOT_CONFIG # XXX - Work-around for root on slow SunOS/Sun3 servers (sigh...) option NFS_BOOT_RWSIZE=1024 # Machines to be supported by this kernel option FPU_EMULATE # XXX - Should not be needed! option HAVECACHE # Sun3/260 VAC # Generic swap; second partition of root disk or network. config bsd root on rd0a swap on rd0b # The root node: mainbus0 at root # device space obio0 at mainbus? # main memory obmem0 at mainbus? # VME D16 space vmes0 at mainbus? # VME D32 space vmel0 at mainbus? # Devices that should be present in any Sun3 kernel. # OBIO zsc0 at obio0 addr 0x000000 zsc1 at obio0 addr 0x020000 eeprom0 at obio0 addr 0x040000 clock0 at obio0 addr 0x060000 memerr0 at obio0 addr 0x080000 intreg0 at obio0 addr 0x0A0000 # # Serial ports # zstty0 at zsc1 channel 0 # ttya zstty1 at zsc1 channel 1 # ttyb kbd0 at zsc0 channel 0 # keyboard ms0 at zsc0 channel 1 # mouse # # Network devices # # Intel Ethernet (onboard, or VME) ie0 at obio0 addr 0x0C0000 level 3 ie1 at vmes0 addr 0xffe88000 level 3 vect 0x75 # Lance Ethernet (only onboard) le0 at obio0 addr 0x120000 level 3 # All Sun3 machines with an "le" (3/50, 3/60) should be # presumed to have the old, buggy LANCE chip. (Rev. C) options LANCE_REVC_BUG # # Disk and tape devices # # Sun3 "si" SCSI controller (NCR 5380) si0 at obio0 addr 0x140000 level 2 flags 0x07 si0 at vmes0 addr 0xff200000 level 2 vect 0x40 flags 0x07 si1 at vmes0 addr 0xff204000 level 2 vect 0x41 flags 0x07 # Xylogics 7053 controllers # xdc0 at vmel0 addr 0xffffee80 level 2 vect 0x44 # xdc1 at vmel0 addr 0xffffee90 level 2 vect 0x45 # xd* at xdc? drive ? # Xylogics 450/451 controllers # xyc0 at vmes0 addr 0xffffee40 level 2 vect 0x48 # xyc1 at vmes0 addr 0xffffee48 level 2 vect 0x49 # xy* at xyc? drive ? # Xylogics 472 tape controllers? # # Frame buffer devices # (Not needed for the RAMDISK installation kernel) # # SCSI infrastructure # scsibus* at scsi? sd* at scsibus? target ? lun ? st* at scsibus? target ? lun ? cd* at scsibus? target ? lun ? # RAM-disk (root for install tape) pseudo-device rd 2 # RAM-disk pseudo-device loop 1 # network loopback