# $NetBSD: RAMDISK3X,v 1.1 1997/05/27 01:06:33 jeremy Exp $ # # RAMDISK: Root/swap on ramdisk # This kernel is used to: # format the disk (not yet implemented) # partition the disk (disklabel) # install the miniroot in the swap partition # include "arch/sun3x/conf/std.sun3x" # Needs to be set per system. i.e change these as you see fit maxusers 2 # Standard system options # Enable the hooks used for initializing the ram-disk. options MEMORY_DISK_HOOKS options MINIROOTSIZE=512 # 256K # Filesystem options # May need NFS to get miniroot image file-system NFS # nfs client support # Need FFS for the ramdisk image file-system FFS # ufs file system options FIFO # named pipes used during install # Networking options options INET # IP prototol stack support options TCP_COMPAT_42 # TCP bug compatibility with 4.2BSD # XXX - Work-around for root on slow servers (insurance...) options NFS_BOOT_RWSIZE=1024 # Compatability options config netbsd root on md0 type ffs # # 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 # # Lance Ethernet (only onboard) le0 at obio0 addr 0x65002000 ipl 3 # # Disk and tape devices # # Emulex SCSI # Note the flags on the esp entries below, that work around # deficiencies in the old driver: (may not be needed anymore) # bits 0-7: disable disconnect/reselect for the corresponding target # bits 8-15: disable synch negotiation for target [bit-8] # Note: targets 4-7 have disconnect/reselect enabled on the premise # that tape devices normally have one of these targets. Tape # devices should be allowed to disconnect for the SCSI bus # to operate acceptably. # esp0 at obio0 addr 0x66000000 ipl 2 flags 0xff0f # Floppy drive fdc0 at obio0 addr 0x6e000000 ipl 6 vect 0x40 fd0 at fdc0 # First (and only) floppy drive. # # Frame buffer devices # # bwtwo - Monochrome frame buffer. bwtwo0 at obmem0 addr 0x50400000 ipl 4 # # SCSI infrastructure # scsibus* at scsi? sd* at scsibus? target ? lun ? # SCSI disks st* at scsibus? target ? lun ? # SCSI tapes cd* at scsibus? target ? lun ? # SCSI CD-ROMs #ch* at scsibus? target ? lun ? # SCSI changer devices #ss* at scsibus? target ? lun ? # SCSI scanners uk* at scsibus? target ? lun ? # unknown SCSI devices # Memory-disk (root for install tape) pseudo-device md 2 # Misc. pseudo-device loop 1 # network loopback pseudo-device sl 2 # CSLIP pseudo-device ppp 2 # PPP