diff options
| -rw-r--r-- | usr.sbin/binmiscctl/binmiscctl.8 | 148 |
1 files changed, 125 insertions, 23 deletions
diff --git a/usr.sbin/binmiscctl/binmiscctl.8 b/usr.sbin/binmiscctl/binmiscctl.8 index 646a5a3..8eb5552 100644 --- a/usr.sbin/binmiscctl/binmiscctl.8 +++ b/usr.sbin/binmiscctl/binmiscctl.8 @@ -27,8 +27,8 @@ .\" .\" Support for miscellaneous binary image activators .\" -.Dd April 10, 2014 -.Dt BINMISCCTL 8 +.Dd December 30, 2014 +.Dt BINMISCCTL 8 .Os .Sh NAME .Nm binmiscctl @@ -142,50 +142,152 @@ Enable the activator entry identified with .It Cm lookup Ar name Look up and print out the activator entry identified with .Ar name . -.It Cm list +.It Cm list Take a snapshot and print all the activator entries currently configured. .El .Sh EXAMPLES -.Bl -# binmiscctl add llvmbc --interpreter ''/usr/bin/lli --fake-argv0=#a'' \\ - --magic ''BC\\xc0\\xde'' --size 4 --set-enabled -.El -.Pp Add an image activator to run the LLVM interpreter (lli) on bitcode -compiled files. +compiled files: +.Bd -ragged -offset indent +# binmiscctl add llvmbc --interpreter ''/usr/bin/lli --fake-argv0=#a'' +--magic ''BC\\xc0\\xde'' --size 4 --set-enabled +.Ed +.Pp .Ar #a -gets replaced with the old +is replaced with the old .Dv argv0 value so that 'lli' can fake its .Dv argv0 . Set its state to enabled. .Pp +Set the state of the +.Ar llvmbc +image activator to disabled: .Dl # binmiscctl disable llvmbc .Pp -Set the state of the +Set the state of the .Ar llvmbc -image activator to disabled. -.Pp +image activator to enabled: .Dl # binmiscctl enable llvmbc .Pp -Set the state of the +Delete the .Ar llvmbc -image activator to enabled. -.Pp +image activator: .Dl # binmiscctl remove llvmbc .Pp -Delete the +Look up and list the record for the .Ar llvmbc -image activator. -.Pp +image activator: .Dl # binmiscctl lookup llvmbc .Pp -Look up and list the record for the -.Ar llvmbc -image activator. +Add QEMU bsd-user program as an image activator for ARM little-endian binaries: +.Bd -literal -offset indent +# binmiscctl add armelf \e + --interpreter "/usr/local/bin/qemu-arm-static" \e + --magic "\ex7f\ex45\ex4c\ex46\ex01\ex01\ex01\ex00\ex00\ex00\e + \ex00\ex00\ex00\ex00\ex00\ex00\ex02\ex00\ex28\ex00" \e + --mask "\exff\exff\exff\exff\exff\exff\exff\ex00\exff\exff\e + \exff\exff\exff\exff\exff\exff\exfe\exff\exff\exff" \e + --size 20 --set-enabled +.Ed +.Pp +Add QEMU bsd-user program as an image activator for ARM big-endian binaries: +.Bd -literal -offset indent +# binmiscctl add armebelf \e + --interpreter "/usr/local/bin/qemu-arm-static" \e + --magic "\ex7f\ex45\ex4c\ex46\ex01\ex02\ex01\ex00\ex00\ex00\e + \ex00\ex00\ex00\ex00\ex00\ex00\ex00\ex02\ex00\ex28" \e + --mask "\exff\exff\exff\exff\exff\exff\exff\ex00\exff\exff\e + \exff\exff\exff\exff\exff\exff\exff\exfe\exff\exff" \e + --size 20 --set-enabled +.Ed +.Pp +Add QEMU bsd-user program as an image activator for MIPS32 binaries: +.Bd -literal -offset indent +# binmiscctl add mips32 \e + --interpreter "/usr/local/bin/qemu-mips-static" \e + --magic "\ex7f\ex45\ex4c\ex46\ex01\ex02\ex01\ex00\ex00\ex00\e + \ex00\ex00\ex00\ex00\ex00\ex00\ex00\ex02\ex00\ex08" \e + --mask "\exff\exff\exff\exff\exff\exff\exff\ex00\exff\exff\e + \exff\exff\exff\exff\exff\exff\exff\exfe\exff\exff" \e + --size 20 --set-enabled +.Ed +.Pp +Add QEMU bsd-user program as an image activator for MIPS64 binaries: +.Bd -literal -offset indent +# binmiscctl add mips64 \e + --interpreter "/usr/local/bin/qemu-mips64-static" \e + --magic "\ex7f\ex45\ex4c\ex46\ex02\ex02\ex01\ex00\ex00\ex00\e + \ex00\ex00\ex00\ex00\ex00\ex00\ex00\ex02\ex00\ex08" \e + --mask "\exff\exff\exff\exff\exff\exff\exff\ex00\exff\exff\e + \exff\exff\exff\exff\exff\exff\exff\exfe\exff\exff" \e + --size 20 --set-enabled +.Ed +.Pp +Add QEMU bsd-user program as an image activator for PowerPC binaries: +.Bd -literal -offset indent +# binmiscctl add powerpc \e + --interpreter "/usr/local/bin/qemu-ppc-static" \e + --magic "\ex7f\ex45\ex4c\ex46\ex01\ex02\ex01\ex00\ex00\ex00\e + \ex00\ex00\ex00\ex00\ex00\ex00\ex00\ex02\ex00\ex14" \e + --mask "\exff\exff\exff\exff\exff\exff\exff\ex00\exff\exff\e + \exff\exff\exff\exff\exff\exff\exff\exfe\exff\exff" \e + --size 20 --set-enabled +.Ed +.Pp +Add QEMU bsd-user program as an image activator for PowerPC64 binaries: +.Bd -literal -offset indent +# binmiscctl add powerpc64 \e + --interpreter "/usr/local/bin/qemu-ppc64-static" \e + --magic "\ex7f\ex45\ex4c\ex46\ex01\ex02\ex01\ex00\ex00\ex00\e + \ex00\ex00\ex00\ex00\ex00\ex00\ex00\ex02\ex00\ex15" \e + --mask "\exff\exff\exff\exff\exff\exff\exff\ex00\exff\exff\e + \exff\exff\exff\exff\exff\exff\exff\exfe\exff\exff" \e + --size 20 --set-enabled +.Ed +.Pp +Add QEMU bsd-user program as an image activator for SPARC64 binaries: +.Bd -literal -offset indent +# binmiscctl add sparc64 \e + --interpreter "/usr/local/bin/qemu-sparc64-static" \e + --magic "\ex7f\ex45\ex4c\ex46\ex02\ex02\ex01\ex00\ex00\ex00\e + \ex00\ex00\ex00\ex00\ex00\ex00\ex00\ex02\ex00\ex2b" \e + --mask "\exff\exff\exff\exff\exff\exff\exff\ex00\exff\exff\e + \exff\exff\exff\exff\exff\exff\exff\exfe\exff\exff" \e + --size 20 --set-enabled +.Ed +.Pp +.Ss "Create and use an ARMv6 chroot on an AMD64 host" +Use an existing source tree to build a chroot host with architecture +overrides: +.Bd -literal +D=/path/to/chroot +cd /usr/src +mkdir -p $D +make world TARGET=arm TARGET_ARCH=armv6 DESTDIR=$D +make distribution TARGET=arm TARGET_ARCH=armv6 DESTDIR=$D +.Ed +.Pp +With +.Pa emulators/qemu-user-static +from the +.Fx +Ports Collection, the emulator must be copied into the jail path +specified in the binmiscctl command. +Using the example above: +.Bd -literal +mkdir $D/usr/local/bin +cp /usr/local/bin/qemu-arm-static $D/usr/local/bin +.Ed +.Pp +Now the user can chroot into the environment normally, as root: +.Bd -literal +chroot $D +.Ed .Sh SEE ALSO .Xr lli 1 , -.Xr execve 2 +.Xr execve 2 , +.Xr jail 8 .Sh HISTORY The .Cm binmiscctl |
