1# $NetBSD: RAMDISK,v 1.51 2013/03/02 02:42:21 christos 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 12include "arch/sun2/conf/std.sun2" 13 14#options INCLUDE_CONFIG_FILE # embed config file in kernel binary 15 16makeoptions COPTS="-Os" # optimize for size 17 18# Machines to be supported by this kernel 19#options FPU_EMULATE 20 21# Needs to be set per system. i.e change these as you see fit 22maxusers 2 23 24# Standard system options 25#options KTRACE # system call tracing 26#options SYSVMSG # System V message queues 27#options SYSVSEM # System V semaphores 28#options SYSVSHM # System V shared memory 29#options INSECURE # disable kernel security level 30options USERCONF # userconf(4) support 31options PIPE_SOCKETPAIR # smaller, but slower pipe(2) 32#options SYSCTL_INCLUDE_DESCR # Include sysctl descriptions in kernel 33 34# Which kernel debugger? Uncomment either this: 35#options DDB 36# ... or these for KGDB (gdb remote target) 37#makeoptions DEBUG="-g" # debugging symbols for gdb 38#options KGDB 39#options KGDB_DEV=0x0C00 # ttya=0C00 ttyb=0C01 40 41# Other debugging options 42#options DDB_HISTORY_SIZE=100 # enable history editing in DDB 43#options DEBUG # kernel debugging code 44#options DIAGNOSTIC # extra kernel sanity checking 45#options KMEMSTATS # kernel memory statistics (vmstat -m) 46#options PMAP_DEBUG 47#options SCSIDEBUG 48#options SCSIVERBOSE # Verbose SCSI errors 49 50# Compatibility options 51#options COMPAT_SUNOS # can run SunOS 4.1.1 executables 52#options COMPAT_43 # and 4.3BSD and ... 53#options COMPAT_AOUT_M68K # support for NetBSD a.out executables 54#options TCP_COMPAT_42 # 4.2BSD TCP/IP bug compat. Not recommended. 55#options EXEC_AOUT # support for a.out executables 56options COMPAT_BSDPTY # /dev/[pt]ty?? ptys. 57 58# Filesystem options 59file-system FFS # Berkeley Fast Filesystem 60file-system NFS # Sun NFS client support 61file-system CD9660 # ISO 9660 + Rock Ridge file system 62#file-system FDESC # /dev/fd/* 63#file-system KERNFS # /kern 64#file-system NULLFS # loopback file system 65#file-system OVERLAY # overlay file system 66#file-system PROCFS # /proc 67#file-system UNION # union file system 68#file-system MFS # memory-based filesystem 69#file-system PTYFS # /dev/pts/N support 70 71#options NFSSERVER # nfs server support 72#options QUOTA # legacy UFS quotas 73#options QUOTA2 # new, in-filesystem UFS quotas 74#options FFS_EI # FFS Endian Independent support 75options NFS_V2_ONLY # Exclude NFS3 code to save space 76options FFS_NO_SNAPSHOT # No FFS snapshot support 77 78# Networking options 79options INET # IP protocol stack support 80#options INET6 # IPV6 81#options IPSEC # IP security 82#options IPSEC_NAT_T # IPsec NAT traversal (NAT-T) 83#options IPSEC_DEBUG # debug for IP security 84#options GATEWAY # IP packet forwarding 85#options PFIL_HOOKS # pfil(9) packet filter hooks. 86#options TCP_DEBUG # Record last TCP_NDEBUG packets with SO_DEBUG 87 88# Work-around for root on slow servers (insurance...) 89#options NFS_BOOT_RWSIZE=1024 90#options NFS_BOOT_BOOTPARAM 91 92# Enable the hooks used for initializing the root memory-disk. 93options MEMORY_DISK_HOOKS 94options MEMORY_DISK_IS_ROOT # force root on memory disk 95options MEMORY_DISK_SERVER=0 # no userspace memory disk support 96options MEMORY_DISK_ROOT_SIZE=1200 # size of memory disk, in blocks 97options MEMORY_DISK_RBFLAGS=RB_SINGLE # boot in single-user mode 98 99config netbsd root on ? type ffs 100 101#### Main bus. 102mainbus0 at root 103 104#### Bus types. 105 106obio0 at mainbus? # all Sun-2 107obmem0 at mainbus? # all Sun-2 108mbmem0 at mainbus? # 2/120, 2/170 109mbio0 at mainbus? # 2/120, 2/170 110sun68kvme0 at mainbus? # 2/50, 2/130, 2/160 111vme0 at sun68kvme0 # mi VME attachment 112 113#### Standard system devices. 114 115## The AM9513 clock chip. 116clock0 at obio0 addr 0x002800 # 2/120, 2/170 117clock0 at obio0 addr 0x7f2800 # 2/50, 2/130, 2/160 118 119## The MM58167 time-of-day chip. 120tod0 at obio0 addr 0x003800 # 2/120, 2/170 121tod0 at vme0 addr 0x200800 # 2/50, 2/130, 2/160 122 123#### Serial port configuration. 124 125## Zilog 8530 serial chips. Each has two channels. 126## zs0 is ttya and ttyb. zs1 is the keyboard and mouse. 127## zs0 is REQUIRED to use KGDB. 128zs0 at obio0 addr 0x002000 # 2/120, 2/170 129zs0 at obio0 addr 0x7f2000 # 2/50 130zs1 at obmem0 addr 0x780000 # 2/120, 2/170 131zs1 at obio0 addr 0x7f1800 # 2/50 132#zs2 at mbmem0 addr 0x080800 # 2/120, 2/170 (first sc SCSI) 133#zs3 at mbmem0 addr 0x081000 # 2/120, 2/170 (first sc SCSI) 134#zs4 at mbmem0 addr 0x084800 # 2/120, 2/170 (second sc SCSI) 135#zs5 at mbmem0 addr 0x085000 # 2/120, 2/170 (second sc SCSI) 136zstty* at zs? channel ? # ttya 137kbd0 at zstty? # keyboard 138#ms0 at zstty? # mouse 139 140#### Disk controllers and disks. 141 142## PAL+logic-based "Sun SCSI 2" Multibus/VME SCSI controller. 143## This driver has several flags which may be enabled using 144## the "flags" directive. Valid flags are: 145## 146## 0x0ff Set (1<<target) to disable parity checking 147## 0x100 Set this bit to disable DMA interrupts (poll) 148## 0x200 Set this bit to disable DMA entirely (use PIO) 149## 150## For example: "flags 0x10f" would disable DMA interrupts, 151## and disable parity for targets 0-3 152 153sc0 at mbmem0 addr 0x80000 ipl 2 flags 0xff 154sc0 at vme0 addr 0x200000 irq 2 vect 0x40 flags 0xff 155sc1 at mbmem0 addr 0x84000 ipl 2 flags 0xff 156 157## NCR5380-based "Sun SCSI 3" VME SCSI controller. 158## This driver has several flags which may be enabled by OR'ing 159## the values and using the "flags" directive. 160## Valid flags are: 161## 162## 0x01 Use DMA (may be polled) 163## 0x02 Use DMA completion interrupts 164## 0x04 Allow disconnect/reselect 165## 166## E.g. the following would enable DMA, interrupts, and reselect: 167## si0 at vme0 addr 0x200000 ipl 3 vect 0x40 flags 0x07 168## 169## By default, DMA is enabled in the driver. 170 171si0 at vme0 addr 0x200000 irq 2 vect 0x40 172 173## These entries find devices on all SCSI busses and assign 174## unit numbers dynamically. 175scsibus* at sc? 176scsibus* at si? 177sd* at scsibus? target ? lun ? # SCSI disks 178st* at scsibus? target ? lun ? # SCSI tapes 179cd* at scsibus? target ? lun ? # SCSI CD-ROMs 180#ch* at scsibus? target ? lun ? # SCSI changer devices 181#ss* at scsibus? target ? lun ? # SCSI scanners 182#ses* at scsibus? target ? lun ? # SCSI SES/SAF-TE 183#uk* at scsibus? target ? lun ? # unknown SCSI 184 185# support old SCSI devices that don't understand the INQUIRY command 186options SCSI_OLD_NOINQUIRY 187 188## Xylogics 450 or 451 Multibus/VME SMD disk controllers and disks. 189#xyc0 at mbio0 addr 0xee40 ipl 2 190xyc0 at vme0 addr 0xee40 irq 2 vect 0x48 191#xyc1 at mbio0 addr 0xee48 ipl 2 192xyc1 at vme0 addr 0xee48 irq 2 vect 0x49 193xy* at xyc? drive ? 194 195## Memory-disk device. 196pseudo-device md 197 198#### Network interfaces. 199 200## Intel Ethernet (onboard, or Multibus/VME) 201ie0 at obio0 addr 0x7f0800 ipl 3 # 2/50 202ie0 at mbmem0 addr 0x88000 ipl 3 203ie1 at mbmem0 addr 0x8c000 ipl 3 204## VME: the first [addr,len] pair specifies the device registers; 205## the second pair specifies the on-board memory buffer 206ie1 at vme0 addr 0xe88000,0xe00000 len -1,0x40000 irq 3 vect 0x75 207 208## 3Com Ethernet (Multibus only) 209ec0 at mbmem0 addr 0xe0000 ipl 3 210ec1 at mbmem0 addr 0xe2000 ipl 3 211# limit NFS R/W size for poor ec(4) interfaces 212options NFS_RSIZE=1024,NFS_WSIZE=1024 213 214## Frame buffers. 215 216## Sun "bwtwo" black and white framebuffer. 217#bwtwo0 at obmem0 addr 0x700000 # 2/120, 2/170 218#bwtwo0 at obio0 addr 0x0 # 2/50 219 220## PROM console driver -- if all else fails 221pcons0 at mainbus0 # PROM console 222 223#### Miscellaneous. 224pseudo-device loop 1 # network loopback 225#pseudo-device bpfilter # packet filter 226pseudo-device sl # CSLIP 227#pseudo-device ppp # PPP 228#pseudo-device tun # network tunneling over tty 229#pseudo-device gre # generic L3 over IP tunnel 230#pseudo-device ipfilter # ip filter 231#pseudo-device gif # IPv[46] over IPv[46] tunnel (RFC1933) 232#pseudo-device faith # IPv[46] tcp relay translation i/f 233#pseudo-device stf # 6to4 IPv6 over IPv4 encapsulation 234 235pseudo-device pty 4 # pseudo-terminals 236#pseudo-device vnd # paging to files 237#pseudo-device ccd 4 # concatenated disks 238#pseudo-device raid 4 # RAIDframe disk driver 239#options RAID_AUTOCONFIG # auto-configuration of RAID components 240#pseudo-device fss # file system snapshot device 241