1# $NetBSD: RAMDISK,v 1.60 2019/04/03 16:30:28 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 30#options 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#include "conf/compat_netbsd10.config" 51#options COMPAT_SUNOS # can run SunOS 4.1.1 executables 52#options COMPAT_AOUT_M68K # support for NetBSD a.out executables 53#options EXEC_AOUT # support for a.out executables 54#options COMPAT_BSDPTY # /dev/[pt]ty?? ptys. 55 56# Filesystem options 57file-system FFS # Berkeley Fast Filesystem 58#file-system NFS # Sun NFS client support 59#file-system CD9660 # ISO 9660 + Rock Ridge file system 60#file-system FDESC # /dev/fd/* 61#file-system KERNFS # /kern 62#file-system NULLFS # loopback file system 63#file-system OVERLAY # overlay file system 64#file-system PROCFS # /proc 65#file-system UNION # union file system 66#file-system MFS # memory-based filesystem 67#file-system PTYFS # /dev/pts/N support 68 69#options NFSSERVER # nfs server support 70#options QUOTA # legacy UFS quotas 71#options QUOTA2 # new, in-filesystem UFS quotas 72#options FFS_EI # FFS Endian Independent support 73#options NFS_V2_ONLY # Exclude NFS3 code to save space 74options FFS_NO_SNAPSHOT # No FFS snapshot support 75 76# Networking options 77options INET # IP protocol stack support 78#options INET6 # IPV6 79#options IPSEC # IP security 80#options IPSEC_DEBUG # debug for IP security 81#options GATEWAY # IP packet forwarding 82#options TCP_DEBUG # Record last TCP_NDEBUG packets with SO_DEBUG 83 84# Work-around for root on slow servers (insurance...) 85#options NFS_BOOT_RWSIZE=1024 86#options NFS_BOOT_BOOTPARAM 87 88# Enable the hooks used for initializing the root memory-disk. 89options MEMORY_DISK_HOOKS 90options MEMORY_DISK_IS_ROOT # force root on memory disk 91options MEMORY_DISK_SERVER=0 # no userspace memory disk support 92options MEMORY_DISK_ROOT_SIZE=1200 # size of memory disk, in blocks 93options MEMORY_DISK_RBFLAGS=RB_SINGLE # boot in single-user mode 94 95config netbsd root on ? type ffs 96 97#### Main bus. 98mainbus0 at root 99 100#### Bus types. 101 102obio0 at mainbus? # all Sun-2 103obmem0 at mainbus? # all Sun-2 104mbmem0 at mainbus? # 2/120, 2/170 105mbio0 at mainbus? # 2/120, 2/170 106sun68kvme0 at mainbus? # 2/50, 2/130, 2/160 107vme0 at sun68kvme0 # mi VME attachment 108 109#### Standard system devices. 110 111## The AM9513 clock chip. 112clock0 at obio0 addr 0x002800 # 2/120, 2/170 113clock0 at obio0 addr 0x7f2800 # 2/50, 2/130, 2/160 114 115## The MM58167 time-of-day chip. 116tod0 at obio0 addr 0x003800 # 2/120, 2/170 117tod0 at vme0 addr 0x200800 # 2/50, 2/130, 2/160 118 119#### Serial port configuration. 120 121## Zilog 8530 serial chips. Each has two channels. 122## zs0 is ttya and ttyb. zs1 is the keyboard and mouse. 123## zs0 is REQUIRED to use KGDB. 124zs0 at obio0 addr 0x002000 # 2/120, 2/170 125zs0 at obio0 addr 0x7f2000 # 2/50 126zs1 at obmem0 addr 0x780000 # 2/120, 2/170 127zs1 at obio0 addr 0x7f1800 # 2/50 128#zs2 at mbmem0 addr 0x080800 # 2/120, 2/170 (first sc SCSI) 129#zs3 at mbmem0 addr 0x081000 # 2/120, 2/170 (first sc SCSI) 130#zs4 at mbmem0 addr 0x084800 # 2/120, 2/170 (second sc SCSI) 131#zs5 at mbmem0 addr 0x085000 # 2/120, 2/170 (second sc SCSI) 132zstty* at zs? channel ? # ttya 133kbd0 at zstty? # keyboard 134#ms0 at zstty? # mouse 135 136#### Disk controllers and disks. 137 138## PAL+logic-based "Sun SCSI 2" Multibus/VME SCSI controller. 139## This driver has several flags which may be enabled using 140## the "flags" directive. Valid flags are: 141## 142## 0x0ff Set (1<<target) to disable parity checking 143## 0x100 Set this bit to disable DMA interrupts (poll) 144## 0x200 Set this bit to disable DMA entirely (use PIO) 145## 146## For example: "flags 0x10f" would disable DMA interrupts, 147## and disable parity for targets 0-3 148 149sc0 at mbmem0 addr 0x80000 ipl 2 flags 0xff 150sc0 at vme0 addr 0x200000 irq 2 vect 0x40 flags 0xff 151sc1 at mbmem0 addr 0x84000 ipl 2 flags 0xff 152 153## NCR5380-based "Sun SCSI 3" VME SCSI controller. 154## This driver has several flags which may be enabled by OR'ing 155## the values and using the "flags" directive. 156## Valid flags are: 157## 158## 0x01 Use DMA (may be polled) 159## 0x02 Use DMA completion interrupts 160## 0x04 Allow disconnect/reselect 161## 162## E.g. the following would enable DMA, interrupts, and reselect: 163## si0 at vme0 addr 0x200000 ipl 3 vect 0x40 flags 0x07 164## 165## By default, DMA is enabled in the driver. 166 167si0 at vme0 addr 0x200000 irq 2 vect 0x40 168 169## These entries find devices on all SCSI busses and assign 170## unit numbers dynamically. 171scsibus* at sc? 172scsibus* at si? 173sd* at scsibus? target ? lun ? # SCSI disks 174st* at scsibus? target ? lun ? # SCSI tapes 175#cd* at scsibus? target ? lun ? # SCSI CD-ROMs 176#ch* at scsibus? target ? lun ? # SCSI changer devices 177#ss* at scsibus? target ? lun ? # SCSI scanners 178#ses* at scsibus? target ? lun ? # SCSI SES/SAF-TE 179#uk* at scsibus? target ? lun ? # unknown SCSI 180 181# support old SCSI devices that don't understand the INQUIRY command 182options SCSI_OLD_NOINQUIRY 183 184## Xylogics 450 or 451 Multibus/VME SMD disk controllers and disks. 185#xyc0 at mbio0 addr 0xee40 ipl 2 186xyc0 at vme0 addr 0xee40 irq 2 vect 0x48 187#xyc1 at mbio0 addr 0xee48 ipl 2 188xyc1 at vme0 addr 0xee48 irq 2 vect 0x49 189xy* at xyc? drive ? 190 191## Memory-disk device. 192pseudo-device md 193 194#### Network interfaces. 195 196## Intel Ethernet (onboard, or Multibus/VME) 197ie0 at obio0 addr 0x7f0800 ipl 3 # 2/50 198ie0 at mbmem0 addr 0x88000 ipl 3 199ie1 at mbmem0 addr 0x8c000 ipl 3 200## VME: the first [addr,len] pair specifies the device registers; 201## the second pair specifies the on-board memory buffer 202ie1 at vme0 addr 0xe88000,0xe00000 len -1,0x40000 irq 3 vect 0x75 203 204## 3Com Ethernet (Multibus only) 205ec0 at mbmem0 addr 0xe0000 ipl 3 206ec1 at mbmem0 addr 0xe2000 ipl 3 207# limit NFS R/W size for poor ec(4) interfaces 208options NFS_RSIZE=1024,NFS_WSIZE=1024 209 210## Frame buffers. 211 212## Sun "bwtwo" black and white framebuffer. 213#bwtwo0 at obmem0 addr 0x700000 # 2/120, 2/170 214#bwtwo0 at obio0 addr 0x0 # 2/50 215 216## PROM console driver -- if all else fails 217pcons0 at mainbus0 # PROM console 218 219#### Miscellaneous. 220pseudo-device loop # network loopback 221#pseudo-device bpfilter # packet filter 222#pseudo-device sl # CSLIP 223#pseudo-device ppp # PPP 224#pseudo-device tun # network tunneling over tty 225#pseudo-device gre # generic L3 over IP tunnel 226#pseudo-device npf # NPF packet filter 227#pseudo-device gif # IPv[46] over IPv[46] tunnel (RFC1933) 228#pseudo-device faith # IPv[46] tcp relay translation i/f 229#pseudo-device stf # 6to4 IPv6 over IPv4 encapsulation 230 231pseudo-device pty # pseudo-terminals 232#pseudo-device vnd # paging to files 233#pseudo-device ccd # concatenated disks 234#pseudo-device raid # RAIDframe disk driver 235#options RAID_AUTOCONFIG # auto-configuration of RAID components 236#pseudo-device fss # file system snapshot device 237