RAMDISK revision 1.48
1# $NetBSD: RAMDISK,v 1.48 2008/04/05 22:08:41 tsutsui Exp $ 2 3# RAMDISK: Root/swap on ramdisk 4# This kernel is used to: 5# format the disk (not yet implemented) 6# partition the disk (disklabel) 7# install the miniroot in the swap partition 8 9include "arch/sun3/conf/std.sun3" 10 11#options INCLUDE_CONFIG_FILE # embed config file in kernel binary 12 13makeoptions COPTS="-Os" # bootloader has size limit (~2MB) 14 15# Machines to be supported by this kernel 16# options FPU_EMULATE # No FP code here! 17options HAVECACHE # Sun3/260 VAC 18 19# Needs to be set per system. i.e change these as you see fit 20maxusers 2 21 22# Standard system options 23# ... debugging options 24#options DDB 25# Compatibility options (none) 26 27# Filesystem options 28# Need FFS for the ramdisk image. 29file-system FFS # Berkeley Fast Filesystem 30# May need these to get miniroot image. 31file-system NFS # Sun NFS client support 32file-system CD9660 # ISO 9660 + Rock Ridge file system 33options FFS_NO_SNAPSHOT # No FFS snapshot support 34#file-system PTYFS # /dev/pts/N support 35 36# Networking options 37options INET # IP protocol stack support 38#options TCP_DEBUG # Record last TCP_NDEBUG packets with SO_DEBUG 39 40#options TCP_COMPAT_42 # 4.2BSD TCP/IP bug compat. Not recommended. 41 42# Enable the hooks used for initializing the root memory-disk. 43options MEMORY_DISK_HOOKS 44options MEMORY_DISK_IS_ROOT # force root on memory disk 45options MEMORY_DISK_SERVER=0 # no userspace memory disk support 46options MEMORY_DISK_ROOT_SIZE=1000 # size of memory disk, in blocks 47 48options USERCONF # userconf(4) support 49options PIPE_SOCKETPAIR # smaller, but slower pipe(2) 50#options SYSCTL_INCLUDE_DESCR # Include sysctl descriptions in kernel 51 52config netbsd root on ? type ffs 53 54# On-board I/O space (required) 55include "arch/sun3/conf/obio.sun3" 56 57# On-board memory (optional) 58# See frame-buffers 59# obmem0 at mainbus? 60 61# VME bus support (optional) 62# One unit for each address space 63vme0 at mainbus? # A16/D16 64vme1 at mainbus? # A16/D32 65vme2 at mainbus? # A24/D16 66vme3 at mainbus? # A24/D32 67vme4 at mainbus? # A32/D16 68vme5 at mainbus? # A32/D32 69 70# 71# Serial ports 72# 73zstty0 at zsc1 channel 0 # ttya 74zstty1 at zsc1 channel 1 # ttyb 75 76kbd0 at zsc0 channel 0 # keyboard 77#ms0 at zsc0 channel 1 # mouse 78 79# 80# Network devices 81# 82 83# Intel Ethernet (onboard, or VME) 84ie0 at obio0 addr 0x0C0000 ipl 3 85ie1 at vme2 addr 0xe88000 ipl 3 vect 0x75 86 87# Lance Ethernet (only onboard) 88le0 at obio0 addr 0x120000 ipl 3 89 90# All Sun3 machines with an "le" (3/50, 3/60) should be 91# presumed to have the old, buggy LANCE chip. (Rev. C) 92options LANCE_REVC_BUG 93 94# 95# Disk and tape devices 96# 97 98# Sun3 "si" SCSI controller (NCR 5380) 99# See GENERIC for the flags description. 100si0 at obio0 addr 0x140000 ipl 2 101si0 at vme2 addr 0x200000 ipl 2 vect 0x40 102si1 at vme2 addr 0x204000 ipl 2 vect 0x41 103 104# Xylogics 450/451 controllers (VME A16/D16) 105xyc0 at vme0 addr 0xee40 ipl 2 vect 0x48 106xyc1 at vme0 addr 0xee48 ipl 2 vect 0x49 107xy* at xyc? drive ? 108 109# Xylogics 7053 controllers (VME A16/D32) 110xdc0 at vme1 addr 0xee80 ipl 2 vect 0x44 111xdc1 at vme1 addr 0xee90 ipl 2 vect 0x45 112xd* at xdc? drive ? 113 114# Xylogics 472 tape controllers? 115 116# Sun3/E SCSI+Ethernet board (VME A24/D16) 117# Note: the board uses vect and vect+1 118sebuf0 at vme2 addr 0x300000 ipl 2 vect 0x74 # and 0x75 119sebuf1 at vme2 addr 0x340000 ipl 2 vect 0x76 # and 0x77 120si* at sebuf? 121ie* at sebuf? 122 123# 124# Frame buffer devices 125# (Not needed for installation kernels.) 126 127# 128# SCSI infrastructure 129# 130scsibus* at scsi? 131 132sd* at scsibus? target ? lun ? # SCSI disks 133st* at scsibus? target ? lun ? # SCSI tapes 134cd* at scsibus? target ? lun ? # SCSI CD-ROMs 135#ch* at scsibus? target ? lun ? # SCSI changer devices 136#ss* at scsibus? target ? lun ? # SCSI scanners 137#uk* at scsibus? target ? lun ? # unknown SCSI devices 138 139# Memory-disk drivers (root for install tape) 140pseudo-device md 2 141 142# Misc. 143pseudo-device loop 1 # network loopback 144pseudo-device sl # CSLIP 145#pseudo-device fss 4 # file system snapshot device 146