1c71a2c535
and not under machdep as the behaviour is controlled by the process. When PSR.ac is set the process expects to receive a SIGBUS. Otherwise the processor or the kernel will emulate the misaligned memory access. MFC after: 3 days
75 lines
1.0 KiB
Bash
75 lines
1.0 KiB
Bash
#!/bin/sh
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#
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# $FreeBSD$
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#
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# PROVIDE: archdep
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# REQUIRE: LOGIN
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# BEFORE: abi
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# KEYWORD: nojail
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. /etc/rc.subr
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name=archdep
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start_cmd="archdep_start"
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stop_cmd=":"
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# should we print out unaligned access warnings?
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#
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unaligned_warnings()
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{
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if ! checkyesno unaligned_print; then
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sysctl machdep.unaligned_print=0
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fi
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}
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# Alpha OSF/1 binary emulation
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#
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osf1_compat()
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{
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if checkyesno osf1_enable; then
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echo -n ' OSF/1'
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if ! kldstat -v | grep osf1_ecoff > /dev/null; then
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kldload osf1 > /dev/null 2>&1
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fi
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fi
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}
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# SCO binary emulation
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#
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ibcs2_compat()
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{
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if checkyesno ibcs2_enable; then
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echo -n ' ibcs2'
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kldload ibcs2 > /dev/null 2>&1
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case ${ibcs2_loaders} in
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[Nn][Oo])
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;;
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*)
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for i in ${ibcs2_loaders}; do
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kldload ibcs2_$i > /dev/null 2>&1
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done
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;;
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esac
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fi
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}
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archdep_start()
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{
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_arch=`${SYSCTL_N} hw.machine_arch`
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echo -n "Initial $_arch initialization:"
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case $_arch in
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i386)
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ibcs2_compat
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;;
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alpha)
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osf1_compat
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unaligned_warnings
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;;
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esac
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echo '.'
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}
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load_rc_config $name
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run_rc_command "$1"
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