1# $NetBSD: RAMDISK,v 1.56 2015/08/07 14:12:05 maxv 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 PMAP_DEBUG 46#options SCSIDEBUG 47#options SCSIVERBOSE # Verbose SCSI errors 48 49# Compatibility options 50#options COMPAT_SUNOS # can run SunOS 4.1.1 executables 51#options COMPAT_43 # and 4.3BSD and ... 52#options COMPAT_AOUT_M68K # support for NetBSD a.out executables 53#options TCP_COMPAT_42 # 4.2BSD TCP/IP bug compat. Not recommended. 54#options EXEC_AOUT # support for a.out executables 55options COMPAT_BSDPTY # /dev/[pt]ty?? ptys. 56 57# Filesystem options 58file-system FFS # Berkeley Fast Filesystem 59file-system NFS # Sun NFS client support 60file-system CD9660 # ISO 9660 + Rock Ridge file system 61#file-system FDESC # /dev/fd/* 62#file-system KERNFS # /kern 63#file-system NULLFS # loopback file system 64#file-system OVERLAY # overlay file system 65#file-system PROCFS # /proc 66#file-system UNION # union file system 67#file-system MFS # memory-based filesystem 68#file-system PTYFS # /dev/pts/N support 69 70#options NFSSERVER # nfs server support 71#options QUOTA # legacy UFS quotas 72#options QUOTA2 # new, in-filesystem UFS quotas 73#options FFS_EI # FFS Endian Independent support 74options NFS_V2_ONLY # Exclude NFS3 code to save space 75options FFS_NO_SNAPSHOT # No FFS snapshot support 76 77# Networking options 78options INET # IP protocol stack support 79#options INET6 # IPV6 80#options IPSEC # IP security 81#options IPSEC_DEBUG # debug for IP security 82#options GATEWAY # IP packet forwarding 83#options TCP_DEBUG # Record last TCP_NDEBUG packets with SO_DEBUG 84 85# Work-around for root on slow servers (insurance...) 86#options NFS_BOOT_RWSIZE=1024 87#options NFS_BOOT_BOOTPARAM 88 89# Enable the hooks used for initializing the root memory-disk. 90options MEMORY_DISK_HOOKS 91options MEMORY_DISK_IS_ROOT # force root on memory disk 92options MEMORY_DISK_SERVER=0 # no userspace memory disk support 93options MEMORY_DISK_ROOT_SIZE=1200 # size of memory disk, in blocks 94options MEMORY_DISK_RBFLAGS=RB_SINGLE # boot in single-user mode 95 96config netbsd root on ? type ffs 97 98#### Main bus. 99mainbus0 at root 100 101#### Bus types. 102 103obio0 at mainbus? # all Sun-2 104obmem0 at mainbus? # all Sun-2 105mbmem0 at mainbus? # 2/120, 2/170 106mbio0 at mainbus? # 2/120, 2/170 107sun68kvme0 at mainbus? # 2/50, 2/130, 2/160 108vme0 at sun68kvme0 # mi VME attachment 109 110#### Standard system devices. 111 112## The AM9513 clock chip. 113clock0 at obio0 addr 0x002800 # 2/120, 2/170 114clock0 at obio0 addr 0x7f2800 # 2/50, 2/130, 2/160 115 116## The MM58167 time-of-day chip. 117tod0 at obio0 addr 0x003800 # 2/120, 2/170 118tod0 at vme0 addr 0x200800 # 2/50, 2/130, 2/160 119 120#### Serial port configuration. 121 122## Zilog 8530 serial chips. Each has two channels. 123## zs0 is ttya and ttyb. zs1 is the keyboard and mouse. 124## zs0 is REQUIRED to use KGDB. 125zs0 at obio0 addr 0x002000 # 2/120, 2/170 126zs0 at obio0 addr 0x7f2000 # 2/50 127zs1 at obmem0 addr 0x780000 # 2/120, 2/170 128zs1 at obio0 addr 0x7f1800 # 2/50 129#zs2 at mbmem0 addr 0x080800 # 2/120, 2/170 (first sc SCSI) 130#zs3 at mbmem0 addr 0x081000 # 2/120, 2/170 (first sc SCSI) 131#zs4 at mbmem0 addr 0x084800 # 2/120, 2/170 (second sc SCSI) 132#zs5 at mbmem0 addr 0x085000 # 2/120, 2/170 (second sc SCSI) 133zstty* at zs? channel ? # ttya 134kbd0 at zstty? # keyboard 135#ms0 at zstty? # mouse 136 137#### Disk controllers and disks. 138 139## PAL+logic-based "Sun SCSI 2" Multibus/VME SCSI controller. 140## This driver has several flags which may be enabled using 141## the "flags" directive. Valid flags are: 142## 143## 0x0ff Set (1<<target) to disable parity checking 144## 0x100 Set this bit to disable DMA interrupts (poll) 145## 0x200 Set this bit to disable DMA entirely (use PIO) 146## 147## For example: "flags 0x10f" would disable DMA interrupts, 148## and disable parity for targets 0-3 149 150sc0 at mbmem0 addr 0x80000 ipl 2 flags 0xff 151sc0 at vme0 addr 0x200000 irq 2 vect 0x40 flags 0xff 152sc1 at mbmem0 addr 0x84000 ipl 2 flags 0xff 153 154## NCR5380-based "Sun SCSI 3" VME SCSI controller. 155## This driver has several flags which may be enabled by OR'ing 156## the values and using the "flags" directive. 157## Valid flags are: 158## 159## 0x01 Use DMA (may be polled) 160## 0x02 Use DMA completion interrupts 161## 0x04 Allow disconnect/reselect 162## 163## E.g. the following would enable DMA, interrupts, and reselect: 164## si0 at vme0 addr 0x200000 ipl 3 vect 0x40 flags 0x07 165## 166## By default, DMA is enabled in the driver. 167 168si0 at vme0 addr 0x200000 irq 2 vect 0x40 169 170## These entries find devices on all SCSI busses and assign 171## unit numbers dynamically. 172scsibus* at sc? 173scsibus* at si? 174sd* at scsibus? target ? lun ? # SCSI disks 175st* at scsibus? target ? lun ? # SCSI tapes 176cd* at scsibus? target ? lun ? # SCSI CD-ROMs 177#ch* at scsibus? target ? lun ? # SCSI changer devices 178#ss* at scsibus? target ? lun ? # SCSI scanners 179#ses* at scsibus? target ? lun ? # SCSI SES/SAF-TE 180#uk* at scsibus? target ? lun ? # unknown SCSI 181 182# support old SCSI devices that don't understand the INQUIRY command 183options SCSI_OLD_NOINQUIRY 184 185## Xylogics 450 or 451 Multibus/VME SMD disk controllers and disks. 186#xyc0 at mbio0 addr 0xee40 ipl 2 187xyc0 at vme0 addr 0xee40 irq 2 vect 0x48 188#xyc1 at mbio0 addr 0xee48 ipl 2 189xyc1 at vme0 addr 0xee48 irq 2 vect 0x49 190xy* at xyc? drive ? 191 192## Memory-disk device. 193pseudo-device md 194 195#### Network interfaces. 196 197## Intel Ethernet (onboard, or Multibus/VME) 198ie0 at obio0 addr 0x7f0800 ipl 3 # 2/50 199ie0 at mbmem0 addr 0x88000 ipl 3 200ie1 at mbmem0 addr 0x8c000 ipl 3 201## VME: the first [addr,len] pair specifies the device registers; 202## the second pair specifies the on-board memory buffer 203ie1 at vme0 addr 0xe88000,0xe00000 len -1,0x40000 irq 3 vect 0x75 204 205## 3Com Ethernet (Multibus only) 206ec0 at mbmem0 addr 0xe0000 ipl 3 207ec1 at mbmem0 addr 0xe2000 ipl 3 208# limit NFS R/W size for poor ec(4) interfaces 209options NFS_RSIZE=1024,NFS_WSIZE=1024 210 211## Frame buffers. 212 213## Sun "bwtwo" black and white framebuffer. 214#bwtwo0 at obmem0 addr 0x700000 # 2/120, 2/170 215#bwtwo0 at obio0 addr 0x0 # 2/50 216 217## PROM console driver -- if all else fails 218pcons0 at mainbus0 # PROM console 219 220#### Miscellaneous. 221pseudo-device loop # network loopback 222#pseudo-device bpfilter # packet filter 223pseudo-device sl # CSLIP 224#pseudo-device ppp # PPP 225#pseudo-device tun # network tunneling over tty 226#pseudo-device gre # generic L3 over IP tunnel 227#pseudo-device ipfilter # ip filter 228#pseudo-device gif # IPv[46] over IPv[46] tunnel (RFC1933) 229#pseudo-device faith # IPv[46] tcp relay translation i/f 230#pseudo-device stf # 6to4 IPv6 over IPv4 encapsulation 231 232pseudo-device pty # pseudo-terminals 233#pseudo-device vnd # paging to files 234#pseudo-device ccd # concatenated disks 235#pseudo-device raid # RAIDframe disk driver 236#options RAID_AUTOCONFIG # auto-configuration of RAID components 237#pseudo-device fss # file system snapshot device 238