Message ID | OF10AA8325.4F4D7EC2-ONC1257D15.00769332-C1257D15.0076BF6C@transmode.se |
---|---|
State | New |
Headers | show |
On 07/14/2014 11:37 PM, Joakim Tjernlund wrote: > Joakim Tjernlund/Transmode wrote on 2014/07/14 23:04:51: >>> Why do we need to modify argv[] here when we are building a >>> target_argv[] further down anyway? >> Because parse_opts() will not do it for me and I cannot figure out how > to modify >> parse_opts() whithout breaking it. > I took another look and now I came up with: > > From 886985747369947e3b28d7a5fb807abd4beae10c Mon Sep 17 00:00:00 2001 > From: Joakim Tjernlund <Joakim.Tjernlund@transmode.se> > Date: Mon, 14 Jul 2014 20:17:28 +0200 > Subject: [PATCH] linux-user: make binfmt flag O require P > > QEMU can autodetect if it is started from Linux binfmt loader > when binfmt flag O is on. > Use that and require binfmt flag P as well which will enable QEMU > to pass in correct argv0 to the application. > > Signed-off-by: Joakim Tjernlund <Joakim.Tjernlund@transmode.se> Acked-by: Alexander Graf <agraf@suse.de> Alex
On Mon, Jul 14, 2014 at 11:37:02PM +0200, Joakim Tjernlund wrote: > Joakim Tjernlund/Transmode wrote on 2014/07/14 23:04:51: > > > Why do we need to modify argv[] here when we are building a > > > target_argv[] further down anyway? > > > Because parse_opts() will not do it for me and I cannot figure out how > to modify > > parse_opts() whithout breaking it. > I took another look and now I came up with: Looks good for me too, but I think a little too disruptive for 2.1 which is now in rc's ? Riku > >From 886985747369947e3b28d7a5fb807abd4beae10c Mon Sep 17 00:00:00 2001 > From: Joakim Tjernlund <Joakim.Tjernlund@transmode.se> > Date: Mon, 14 Jul 2014 20:17:28 +0200 > Subject: [PATCH] linux-user: make binfmt flag O require P > > QEMU can autodetect if it is started from Linux binfmt loader > when binfmt flag O is on. > Use that and require binfmt flag P as well which will enable QEMU > to pass in correct argv0 to the application. > > Signed-off-by: Joakim Tjernlund <Joakim.Tjernlund@transmode.se> > --- > linux-user/main.c | 16 +++++++++++++--- > scripts/qemu-binfmt-conf.sh | 36 ++++++++++++++++++------------------ > 2 files changed, 31 insertions(+), 21 deletions(-) > > diff --git a/linux-user/main.c b/linux-user/main.c > index 71a33c7..845d4e3 100644 > --- a/linux-user/main.c > +++ b/linux-user/main.c > @@ -3750,7 +3750,7 @@ static void usage(void) > exit(1); > } > > -static int parse_args(int argc, char **argv) > +static int parse_args(int argc, char **argv, int assume_P_flag) > { > const char *r; > int optind; > @@ -3768,6 +3768,16 @@ static int parse_args(int argc, char **argv) > } > > optind = 1; > + if (assume_P_flag) { > + /* Assume binfmt P flag is set */ > + if (argc < 3) { > + fprintf(stderr, "%s: Please use me through binfmt with P > flag\n", > + argv[0]); > + exit(1); > + } > + argv0 = strdup(argv[2]); > + optind++; > + } > for (;;) { > if (optind >= argc) { > break; > @@ -3857,7 +3867,8 @@ int main(int argc, char **argv, char **envp) > cpudef_setup(); /* parse cpu definitions in target config file (TBD) > */ > #endif > > - optind = parse_args(argc, argv); > + execfd = qemu_getauxval(AT_EXECFD); > + optind = parse_args(argc, argv, execfd > 0); > > /* Zero out regs */ > memset(regs, 0, sizeof(struct target_pt_regs)); > @@ -4003,7 +4014,6 @@ int main(int argc, char **argv, char **envp) > cpu->opaque = ts; > task_settid(ts); > > - execfd = qemu_getauxval(AT_EXECFD); > if (execfd == 0) { > execfd = open(filename, O_RDONLY); > if (execfd < 0) { > diff --git a/scripts/qemu-binfmt-conf.sh b/scripts/qemu-binfmt-conf.sh > index 289b1a3..36fcb8f 100644 > --- a/scripts/qemu-binfmt-conf.sh > +++ b/scripts/qemu-binfmt-conf.sh > @@ -31,42 +31,42 @@ esac > > # register the interpreter for each cpu except for the native one > if [ $cpu != "i386" ] ; then > - echo > ':i386:M::\x7fELF\x01\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x03\x00:\xff\xff\xff\xff\xff\xfe\xfe\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff:/usr/local/bin/qemu-i386:' > > /proc/sys/fs/binfmt_misc/register > - echo > ':i486:M::\x7fELF\x01\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x06\x00:\xff\xff\xff\xff\xff\xfe\xfe\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff:/usr/local/bin/qemu-i386:' > > /proc/sys/fs/binfmt_misc/register > + echo > ':i386:M::\x7fELF\x01\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x03\x00:\xff\xff\xff\xff\xff\xfe\xfe\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff:/usr/local/bin/qemu-i386:PO' > > /proc/sys/fs/binfmt_misc/register > + echo > ':i486:M::\x7fELF\x01\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x06\x00:\xff\xff\xff\xff\xff\xfe\xfe\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff:/usr/local/bin/qemu-i386:PO' > > /proc/sys/fs/binfmt_misc/register > fi > if [ $cpu != "alpha" ] ; then > - echo > ':alpha:M::\x7fELF\x02\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x26\x90:\xff\xff\xff\xff\xff\xfe\xfe\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff:/usr/local/bin/qemu-alpha:' > > /proc/sys/fs/binfmt_misc/register > + echo > ':alpha:M::\x7fELF\x02\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x26\x90:\xff\xff\xff\xff\xff\xfe\xfe\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff:/usr/local/bin/qemu-alpha:PO' > > /proc/sys/fs/binfmt_misc/register > fi > if [ $cpu != "arm" ] ; then > - echo > ':arm:M::\x7fELF\x01\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x28\x00:\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff:/usr/local/bin/qemu-arm:' > > /proc/sys/fs/binfmt_misc/register > - echo > ':armeb:M::\x7fELF\x01\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x28:\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff:/usr/local/bin/qemu-armeb:' > > /proc/sys/fs/binfmt_misc/register > + echo > ':arm:M::\x7fELF\x01\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x28\x00:\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff:/usr/local/bin/qemu-arm:PO' > > /proc/sys/fs/binfmt_misc/register > + echo > ':armeb:M::\x7fELF\x01\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x28:\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff:/usr/local/bin/qemu-armeb:PO' > > /proc/sys/fs/binfmt_misc/register > fi > if [ $cpu != "aarch64" ] ; then > - echo > ':aarch64:M::\x7fELF\x02\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\xb7\x00:\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff:/usr/local/bin/qemu-aarch64:' > > /proc/sys/fs/binfmt_misc/register > + echo > ':aarch64:M::\x7fELF\x02\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\xb7\x00:\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff:/usr/local/bin/qemu-aarch64:PO' > > /proc/sys/fs/binfmt_misc/register > fi > if [ $cpu != "sparc" ] ; then > - echo > ':sparc:M::\x7fELF\x01\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x02:\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff:/usr/local/bin/qemu-sparc:' > > /proc/sys/fs/binfmt_misc/register > + echo > ':sparc:M::\x7fELF\x01\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x02:\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff:/usr/local/bin/qemu-sparc:PO' > > /proc/sys/fs/binfmt_misc/register > fi > if [ $cpu != "ppc" ] ; then > - echo > ':ppc:M::\x7fELF\x01\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x14:\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff:/usr/local/bin/qemu-ppc:' > > /proc/sys/fs/binfmt_misc/register > + echo > ':ppc:M::\x7fELF\x01\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x14:\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff:/usr/local/bin/qemu-ppc:PO' > > /proc/sys/fs/binfmt_misc/register > fi > if [ $cpu != "m68k" ] ; then > echo 'Please check cpu value and header information for m68k!' > - echo > ':m68k:M::\x7fELF\x01\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x04:\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff:/usr/local/bin/qemu-m68k:' > > /proc/sys/fs/binfmt_misc/register > + echo > ':m68k:M::\x7fELF\x01\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x04:\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff:/usr/local/bin/qemu-m68k:PO' > > /proc/sys/fs/binfmt_misc/register > fi > if [ $cpu != "mips" ] ; then > # FIXME: We could use the other endianness on a MIPS host. > - echo > ':mips:M::\x7fELF\x01\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x08:\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff:/usr/local/bin/qemu-mips:' > > /proc/sys/fs/binfmt_misc/register > - echo > ':mipsel:M::\x7fELF\x01\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x08\x00:\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff:/usr/local/bin/qemu-mipsel:' > > /proc/sys/fs/binfmt_misc/register > - echo > ':mipsn32:M::\x7fELF\x01\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x08:\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff:/usr/local/bin/qemu-mipsn32:' > > /proc/sys/fs/binfmt_misc/register > - echo > ':mipsn32el:M::\x7fELF\x01\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x08\x00:\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff:/usr/local/bin/qemu-mipsn32el:' > > /proc/sys/fs/binfmt_misc/register > - echo > ':mips64:M::\x7fELF\x02\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x08:\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff:/usr/local/bin/qemu-mips64:' > > /proc/sys/fs/binfmt_misc/register > - echo > ':mips64el:M::\x7fELF\x02\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x08\x00:\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff:/usr/local/bin/qemu-mips64el:' > > /proc/sys/fs/binfmt_misc/register > + echo > ':mips:M::\x7fELF\x01\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x08:\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff:/usr/local/bin/qemu-mips:PO' > > /proc/sys/fs/binfmt_misc/register > + echo > ':mipsel:M::\x7fELF\x01\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x08\x00:\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff:/usr/local/bin/qemu-mipsel:PO' > > /proc/sys/fs/binfmt_misc/register > + echo > ':mipsn32:M::\x7fELF\x01\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x08:\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff:/usr/local/bin/qemu-mipsn32:PO' > > /proc/sys/fs/binfmt_misc/register > + echo > ':mipsn32el:M::\x7fELF\x01\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x08\x00:\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff:/usr/local/bin/qemu-mipsn32el:PO' > > /proc/sys/fs/binfmt_misc/register > + echo > ':mips64:M::\x7fELF\x02\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x08:\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff:/usr/local/bin/qemu-mips64:PO' > > /proc/sys/fs/binfmt_misc/register > + echo > ':mips64el:M::\x7fELF\x02\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x08\x00:\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff:/usr/local/bin/qemu-mips64el:PO' > > /proc/sys/fs/binfmt_misc/register > fi > if [ $cpu != "sh" ] ; then > - echo > ':sh4:M::\x7fELF\x01\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x2a\x00:\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff:/usr/local/bin/qemu-sh4:' > > /proc/sys/fs/binfmt_misc/register > - echo > ':sh4eb:M::\x7fELF\x01\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x2a:\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff:/usr/local/bin/qemu-sh4eb:' > > /proc/sys/fs/binfmt_misc/register > + echo > ':sh4:M::\x7fELF\x01\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x2a\x00:\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff:/usr/local/bin/qemu-sh4:PO' > > /proc/sys/fs/binfmt_misc/register > + echo > ':sh4eb:M::\x7fELF\x01\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x2a:\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff:/usr/local/bin/qemu-sh4eb:PO' > > /proc/sys/fs/binfmt_misc/register > fi > if [ $cpu != "s390x" ] ; then > - echo > ':s390x:M::\x7fELF\x02\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x16:\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff:/usr/local/bin/qemu-s390x:' > > /proc/sys/fs/binfmt_misc/register > + echo > ':s390x:M::\x7fELF\x02\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x16:\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff:/usr/local/bin/qemu-s390x:PO' > > /proc/sys/fs/binfmt_misc/register > fi > -- > 1.8.5.5
> Am 15.07.2014 um 15:20 schrieb Riku Voipio <riku.voipio@iki.fi>: > >> On Mon, Jul 14, 2014 at 11:37:02PM +0200, Joakim Tjernlund wrote: >> Joakim Tjernlund/Transmode wrote on 2014/07/14 23:04:51: >>>> Why do we need to modify argv[] here when we are building a >>>> target_argv[] further down anyway? >> >>> Because parse_opts() will not do it for me and I cannot figure out how >> to modify >>> parse_opts() whithout breaking it. > >> I took another look and now I came up with: > > Looks good for me too, but I think a little too disruptive for 2.1 which > is now in rc's ? Yes, it's definitely 2.2 material. Alex
Riku Voipio <riku.voipio@iki.fi> wrote on 2014/07/15 15:20:35: > > On Mon, Jul 14, 2014 at 11:37:02PM +0200, Joakim Tjernlund wrote: > > Joakim Tjernlund/Transmode wrote on 2014/07/14 23:04:51: > > > > Why do we need to modify argv[] here when we are building a > > > > target_argv[] further down anyway? > > > > > Because parse_opts() will not do it for me and I cannot figure out how > > to modify > > > parse_opts() whithout breaking it. > > > I took another look and now I came up with: > > Looks good for me too, but I think a little too disruptive for 2.1 which > is now in rc's ? Was just about to send you v2 :) Considering binfmt does not work for qemu-user without external hacks you may want to reconsider. You would have to test it a bit more though I guess, your call.
diff --git a/linux-user/main.c b/linux-user/main.c index 71a33c7..845d4e3 100644 --- a/linux-user/main.c +++ b/linux-user/main.c @@ -3750,7 +3750,7 @@ static void usage(void) exit(1); } -static int parse_args(int argc, char **argv) +static int parse_args(int argc, char **argv, int assume_P_flag) { const char *r; int optind; @@ -3768,6 +3768,16 @@ static int parse_args(int argc, char **argv) } optind = 1; + if (assume_P_flag) { + /* Assume binfmt P flag is set */ + if (argc < 3) { + fprintf(stderr, "%s: Please use me through binfmt with P flag\n", + argv[0]); + exit(1); + } + argv0 = strdup(argv[2]); + optind++; + } for (;;) { if (optind >= argc) { break; @@ -3857,7 +3867,8 @@ int main(int argc, char **argv, char **envp) cpudef_setup(); /* parse cpu definitions in target config file (TBD) */ #endif - optind = parse_args(argc, argv); + execfd = qemu_getauxval(AT_EXECFD); + optind = parse_args(argc, argv, execfd > 0); /* Zero out regs */ memset(regs, 0, sizeof(struct target_pt_regs)); @@ -4003,7 +4014,6 @@ int main(int argc, char **argv, char **envp) cpu->opaque = ts; task_settid(ts); - execfd = qemu_getauxval(AT_EXECFD); if (execfd == 0) { execfd = open(filename, O_RDONLY); if (execfd < 0) { diff --git a/scripts/qemu-binfmt-conf.sh b/scripts/qemu-binfmt-conf.sh index 289b1a3..36fcb8f 100644 --- a/scripts/qemu-binfmt-conf.sh +++ b/scripts/qemu-binfmt-conf.sh @@ -31,42 +31,42 @@ esac # register the interpreter for each cpu except for the native one if [ $cpu != "i386" ] ; then - echo ':i386:M::\x7fELF\x01\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x03\x00:\xff\xff\xff\xff\xff\xfe\xfe\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff:/usr/local/bin/qemu-i386:' > /proc/sys/fs/binfmt_misc/register - echo ':i486:M::\x7fELF\x01\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x06\x00:\xff\xff\xff\xff\xff\xfe\xfe\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff:/usr/local/bin/qemu-i386:' > /proc/sys/fs/binfmt_misc/register + echo ':i386:M::\x7fELF\x01\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x03\x00:\xff\xff\xff\xff\xff\xfe\xfe\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff:/usr/local/bin/qemu-i386:PO' > /proc/sys/fs/binfmt_misc/register + echo ':i486:M::\x7fELF\x01\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x06\x00:\xff\xff\xff\xff\xff\xfe\xfe\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff:/usr/local/bin/qemu-i386:PO' > /proc/sys/fs/binfmt_misc/register fi if [ $cpu != "alpha" ] ; then - echo ':alpha:M::\x7fELF\x02\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x26\x90:\xff\xff\xff\xff\xff\xfe\xfe\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff:/usr/local/bin/qemu-alpha:' > /proc/sys/fs/binfmt_misc/register + echo ':alpha:M::\x7fELF\x02\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x26\x90:\xff\xff\xff\xff\xff\xfe\xfe\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff:/usr/local/bin/qemu-alpha:PO' > /proc/sys/fs/binfmt_misc/register fi if [ $cpu != "arm" ] ; then - echo ':arm:M::\x7fELF\x01\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x28\x00:\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff:/usr/local/bin/qemu-arm:' > /proc/sys/fs/binfmt_misc/register - echo ':armeb:M::\x7fELF\x01\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x28:\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff:/usr/local/bin/qemu-armeb:' > /proc/sys/fs/binfmt_misc/register + echo ':arm:M::\x7fELF\x01\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x28\x00:\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff:/usr/local/bin/qemu-arm:PO' > /proc/sys/fs/binfmt_misc/register + echo ':armeb:M::\x7fELF\x01\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x28:\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff:/usr/local/bin/qemu-armeb:PO' > /proc/sys/fs/binfmt_misc/register fi if [ $cpu != "aarch64" ] ; then - echo ':aarch64:M::\x7fELF\x02\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\xb7\x00:\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff:/usr/local/bin/qemu-aarch64:' > /proc/sys/fs/binfmt_misc/register + echo ':aarch64:M::\x7fELF\x02\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\xb7\x00:\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff:/usr/local/bin/qemu-aarch64:PO' > /proc/sys/fs/binfmt_misc/register fi if [ $cpu != "sparc" ] ; then - echo ':sparc:M::\x7fELF\x01\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x02:\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff:/usr/local/bin/qemu-sparc:'