1#!/bin/sh 2# 3# 4 5# PROVIDE: linux 6# REQUIRE: kldxref zfs 7# KEYWORD: nojail 8 9. /etc/rc.subr 10 11name="linux" 12desc="Enable Linux ABI" 13rcvar="linux_enable" 14start_cmd="${name}_start" 15stop_cmd=":" 16 17linux_mount() { 18 local _fs _mount_point 19 _fs="$1" 20 _mount_point="$2" 21 shift 2 22 if ! mount | grep -q "^$_fs on $_mount_point ("; then 23 mkdir -p "$_mount_point" 24 mount "$@" -t "$_fs" "$_fs" "$_mount_point" 25 fi 26} 27 28linux_start() 29{ 30 local _emul_path _tmpdir 31 32 case `sysctl -n hw.machine_arch` in 33 aarch64) 34 load_kld -e 'linux64elf' linux64 35 ;; 36 amd64) 37 load_kld -e 'linuxelf' linux 38 load_kld -e 'linux64elf' linux64 39 ;; 40 i386) 41 load_kld -e 'linuxelf' linux 42 ;; 43 esac 44 45 _emul_path="$(sysctl -n compat.linux.emul_path)" 46 47 if [ -x ${_emul_path}/sbin/ldconfigDisabled ]; then 48 _tmpdir=`mktemp -d -t linux-ldconfig` 49 ${_emul_path}/sbin/ldconfig -C ${_tmpdir}/ld.so.cache 50 if ! cmp -s ${_tmpdir}/ld.so.cache ${_emul_path}/etc/ld.so.cache; then 51 cat ${_tmpdir}/ld.so.cache > ${_emul_path}/etc/ld.so.cache 52 fi 53 rm -rf ${_tmpdir} 54 fi 55 56 # Linux uses the pre-pts(4) tty naming scheme. 57 load_kld pty 58 59 # Explicitly load the filesystem modules; they are usually required, 60 # even with linux_mounts_enable="NO". 61 load_kld fdescfs 62 load_kld linprocfs 63 load_kld linsysfs 64 65 # Handle unbranded ELF executables by defaulting to ELFOSABI_LINUX. 66 if [ `sysctl -ni kern.elf64.fallback_brand` -eq "-1" ]; then 67 sysctl kern.elf64.fallback_brand=3 > /dev/null 68 fi 69 70 if [ `sysctl -ni kern.elf32.fallback_brand` -eq "-1" ]; then 71 sysctl kern.elf32.fallback_brand=3 > /dev/null 72 fi 73 74 if checkyesno linux_mounts_enable; then 75 linux_mount linprocfs "${_emul_path}/proc" -o nocover 76 linux_mount linsysfs "${_emul_path}/sys" -o nocover 77 linux_mount devfs "${_emul_path}/dev" -o nocover 78 linux_mount fdescfs "${_emul_path}/dev/fd" -o nocover,linrdlnk 79 linux_mount tmpfs "${_emul_path}/dev/shm" -o nocover,mode=1777 80 fi 81} 82 83load_rc_config $name 84run_rc_command "$1" 85