RAMDISK revision 1.2
1 # $NetBSD: RAMDISK,v 1.2 2001/06/11 01:50:56 wiz 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 9 # GENERIC Sun2 (2/120, 2/170, 2/50, ...) 10 # Supports root on: ie0, sd*, ... 11 12 include "arch/sun2/conf/std.sun2" 13 14 # Machines to be supported by this kernel 15 #options FPU_EMULATE 16 17 # Needs to be set per system. i.e change these as you see fit 18 maxusers 2 19 20 # Standard system options 21 #options KTRACE # system call tracing 22 #options SYSVMSG # System V message queues 23 #options SYSVSEM # System V semaphores 24 #options SYSVSHM # System V shared memory 25 #options SHMMAXPGS=1024 # 1024 pages is the default 26 #options LKM # loadable kernel modules 27 #options INSECURE # disable kernel security level 28 #options UCONSOLE # Allow non-root TIOCCONS 29 30 # Which kernel debugger? Uncomment either this: 31 #options DDB 32 # ... or these for KGDB (gdb remote target) 33 #makeoptions DEBUG="-g" # debugging symbols for gdb 34 #options KGDB 35 #options KGDBDEV=0x0C00 # ttya=0C00 ttyb=0C01 36 37 # Other debugging options 38 #options DDB_HISTORY_SIZE=100 # enable history editing in DDB 39 #options DEBUG # kernel debugging code 40 #options DIAGNOSTIC # extra kernel sanity checking 41 #options KMEMSTATS # kernel memory statistics (vmstat -m) 42 #options PMAP_DEBUG 43 #options SCSIDEBUG 44 #options SCSIVERBOSE # Verbose SCSI errors 45 46 # Compatibility options 47 #options COMPAT_SUNOS # can run SunOS 4.1.1 executables 48 #options COMPAT_43 # and 4.3BSD and ... 49 50 # Filesystem options 51 file-system FFS # Berkeley Fast Filesystem 52 file-system NFS # Sun NFS client support 53 file-system CD9660 # ISO 9660 + Rock Ridge file system 54 #file-system FDESC # /dev/fd/* 55 #file-system KERNFS # /kern 56 #file-system NULLFS # loopback file system 57 #file-system OVERLAY # overlay file system 58 #file-system PROCFS # /proc 59 #file-system UNION # union file system 60 #file-system MFS # memory-based filesystem 61 62 #options NFSSERVER # nfs server support 63 #options QUOTA # FFS quotas 64 options FFS_EI # FFS Endian Independant support 65 #options SOFTDEP # FFS soft updates support. 66 67 # Networking options 68 options INET # IP prototol stack support 69 #options INET6 # IPV6 70 #options IPSEC # IP security 71 #options IPSEC_ESP # IP security (encryption part; define w/IPSEC) 72 #options IPSEC_DEBUG # debug for IP security 73 options TCP_COMPAT_42 # compatibility with 4.2BSD TCP/IP 74 #options GATEWAY # IP packet forwarding 75 #options ISO,TPIP # OSI networking 76 #options EON # OSI tunneling over IP 77 #options CCITT,LLC,HDLC # X.25 78 #options PFIL_HOOKS # pfil(9) packet filter hooks. 79 80 # Work-around for root on slow servers (insurance...) 81 #options NFS_BOOT_RWSIZE=1024 82 #options NFS_BOOT_BOOTPARAM 83 84 # Enable the hooks used for initializing the root memory-disk. 85 options MEMORY_DISK_HOOKS 86 options MEMORY_DISK_IS_ROOT # force root on memory disk 87 options MEMORY_DISK_SERVER=0 # no userspace memory disk support 88 options MINIROOTSIZE=800 # size of memory disk, in blocks 89 90 config netbsd root on ? type ffs 91 92 #### Main bus. 93 mainbus0 at root 94 95 #### Bus types. 96 97 obio0 at mainbus? # all Sun-2 98 obmem0 at mainbus? # all Sun-2 99 mbmem0 at mainbus? # 2/120, 2/170 100 mbio0 at mainbus? # 2/120, 2/170 101 #sun2vme0 at mainbus? # 2/50, 2/130, 2/160 102 #vme0 at sun2vme0 # mi VME attachment 103 104 #### Standard system devices. 105 106 ## The AM9513 clock chip. 107 clock0 at obio0 addr 0x002800 # 2/120, 2/170 108 109 ## The MM58167 time-of-day chip. 110 tod0 at obio0 addr 0x003800 # 2/120, 2/170 111 #tod0 at vme0 addr 0x200800 # 2/50, 2/130, 2/160 112 113 #### Serial port configuration. 114 115 ## Zilog 8530 serial chips. Each has two-channels. 116 ## zs0 is ttya and ttyb. zs1 is the keyboard and mouse. 117 ## zs0 is REQUIRED to use KGDB. 118 zs0 at obio0 addr 0x002000 # 2/120, 2/170 119 #zs0 at obio0 addr 0x7f2000 # 2/50 120 zstty0 at zs0 channel 0 # ttya 121 zstty1 at zs0 channel 1 # ttyb 122 123 zs1 at obmem0 addr 0x780000 # 2/120, 2/170 124 #zs1 at obio0 addr 0x7f1800 # 2/50 125 kbd0 at zs1 channel 0 # keyboard 126 #ms0 at zs1 channel 1 # mouse 127 128 zs2 at mbmem0 addr 0x080800 # 2/120, 2/170 (first sc SCSI) 129 zstty2 at zs2 channel 0 # ttyc 130 zstty3 at zs2 channel 1 # ttyd 131 132 zs3 at mbmem0 addr 0x081000 # 2/120, 2/170 (first sc SCSI) 133 zstty4 at zs3 channel 0 # ttye 134 zstty5 at zs3 channel 1 # ttyf 135 136 zs4 at mbmem0 addr 0x084800 # 2/120, 2/170 (second sc SCSI) 137 zstty6 at zs4 channel 0 # ttyg 138 zstty7 at zs4 channel 1 # ttyh 139 140 zs5 at mbmem0 addr 0x085000 # 2/120, 2/170 (second sc SCSI) 141 zstty8 at zs4 channel 0 # ttyi 142 zstty9 at zs4 channel 1 # ttyj 143 144 #### Disk controllers and disks. 145 146 ## PAL+logic-based "Sun SCSI 2" Multibus/VME SCSI controller. 147 ## This driver has several flags which may be enabled using 148 ## the "flags" directive. Valid flags are: 149 ## 150 ## 0x0ff Set (1<<target) to disable parity checking 151 ## 0x100 Set this bit to disable DMA interrupts (poll) 152 ## 0x200 Set this bit to disable DMA entirely (use PIO) 153 ## 154 ## For example: "flags 0x10f" would disable DMA interrupts, 155 ## and disable parity for targets 0-3 156 157 sc0 at mbmem0 addr 0x80000 ipl 2 flags 0xff 158 #sc0 at vme0 addr 0x200000 ipl 2 vect 0x40 flags 0xff 159 sc1 at mbmem0 addr 0x84000 ipl 2 flags 0xff 160 161 ## NCR5380-based "Sun SCSI 3" VME SCSI controller. 162 ## This driver has several flags which may be enabled by OR'ing 163 ## the values and using the "flags" directive. 164 ## Valid flags are: 165 ## 166 ## 0x01 Use DMA (may be polled) 167 ## 0x02 Use DMA completion interrupts 168 ## 0x04 Allow disconnect/reselect 169 ## 170 ## E.g. the following would enable DMA, interrupts, and reselect: 171 ## si0 at vme0 addr 0x200000 ipl 3 vect 0x40 flags 0x07 172 ## 173 ## By default, DMA is enabled in the driver. 174 175 #si0 at vme0 addr 0x200000 ipl 2 vect 0x40 176 177 ## These entries find devices on all SCSI busses and assign 178 ## unit numbers dynamically. 179 scsibus* at sc? 180 #scsibus* at si? 181 sd* at scsibus? target ? lun ? # SCSI disks 182 st* at scsibus? target ? lun ? # SCSI tapes 183 cd* at scsibus? target ? lun ? # SCSI CD-ROMs 184 #ch* at scsibus? target ? lun ? # SCSI changer devices 185 #ss* at scsibus? target ? lun ? # SCSI scanners 186 #ses* at scsibus? target ? lun ? # SCSI SES/SAF-TE 187 #uk* at scsibus? target ? lun ? # unknown SCSI 188 189 ## Xylogics 450 or 451 Multibus/VME SMD disk controllers and disks. 190 #xyc0 at mbio0 addr 0xee40 ipl 2 191 #xyc0 at vme0 addr 0xee40 ipl 2 vect 0x48 192 #xyc1 at mbio0 addr 0xee48 ipl 2 193 #xyc1 at vme0 addr 0xee48 ipl 2 vect 0x49 194 #xy* at xyc? drive ? 195 196 ## Memory-disk device. 197 pseudo-device md 2 198 199 #### Network interfaces. 200 201 ## Intel Ethernet (onboard, or Multibus/VME) 202 #ie0 at obio0 0x7f0800 ipl 3 # 2/50 203 ie0 at mbmem0 addr 0x88000 ipl 3 204 205 ## Frame buffers. 206 207 ## Sun "bwtwo" black and white framebuffer. 208 #bwtwo0 at obmem0 addr 0x00700000 # 2/120, 2/170 209 #bwtwo0 at obio0 addr 0x0 # 2/50 210 211 #### Miscellaneous. 212 pseudo-device loop 1 # network loopback 213 #pseudo-device bpfilter 8 # packet filter 214 pseudo-device sl 2 # CSLIP 215 #pseudo-device ppp 2 # PPP 216 #pseudo-device tun 2 # network tunneling over tty 217 #pseudo-device gre 2 # generic L3 over IP tunnel 218 #pseudo-device ipfilter # ip filter 219 #pseudo-device gif 4 # IPv[46] over IPv[46] tunnel (RFC1933) 220 #pseudo-device faith 1 # IPv[46] tcp relay translation i/f 221 #pseudo-device stf 1 # 6to4 IPv6 over IPv4 encapsulation 222 # rnd is EXPERIMENTAL 223 #pseudo-device rnd # /dev/random and in-kernel generator 224 225 #pseudo-device pty 32 # pseudo-terminals 226 #pseudo-device vnd 4 # paging to files 227 #pseudo-device ccd 4 # concatenated disks 228 #pseudo-device raid 4 # RAIDframe disk driver 229 #options RAID_AUTOCONFIG # auto-configuration of RAID components 230
Indexes created Tue Oct 27 00:25:24 UTC 2026