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* [U-Boot] Beaglebone Black U-boot won't buid - THUMB instruction issue
@ 2018-05-11  1:40 John Babrick
  2018-05-11 12:12 ` Faiz Abbas
                   ` (2 more replies)
  0 siblings, 3 replies; 4+ messages in thread
From: John Babrick @ 2018-05-11  1:40 UTC (permalink / raw)
  To: u-boot

Hello - I am trying to work through the book "Mastering Embedded Linux
Programming" by Chris Simmonds, and trying to work through building u-boot
after having built the cross toolchain. I am running into an error when I
try to build u-boot, any ideas?

johann at mars:~/uboot-work/u-boot$ make
CROSS_COMPILE=arm-cortex_a8-linux-gnueabihf- am335x_evm_defconfig
#
# configuration written to .config
#
johann at mars:~/uboot-work/u-boot$ make
CROSS_COMPILE=arm-cortex_a8-linux-gnueabihf-
scripts/kconfig/conf  --silentoldconfig Kconfig
  CHK     include/config.h
  UPD     include/config.h
  CFG     u-boot.cfg
  GEN     include/autoconf.mk
  GEN     include/autoconf.mk.dep
  CFG     spl/u-boot.cfg
  GEN     spl/include/autoconf.mk
  CHK     include/config/uboot.release
  CHK     include/generated/version_autogenerated.h
  CHK     include/generated/timestamp_autogenerated.h
  UPD     include/generated/timestamp_autogenerated.h
*  CC      lib/asm-offsets.s*
*cc1: warning: target CPU does not support THUMB instructions*
*  CHK     include/generated/generic-asm-offsets.h*
*  CC      arch/arm/lib/asm-offsets.s*
*cc1: warning: target CPU does not support THUMB instructions*
  CHK     include/generated/asm-offsets.h
  HOSTCC  scripts/dtc/dtc.o
  HOSTCC  scripts/dtc/flattree.o
  HOSTCC  scripts/dtc/fstree.o
  HOSTCC  scripts/dtc/data.o
  HOSTCC  scripts/dtc/livetree.o
  HOSTCC  scripts/dtc/treesource.o
  HOSTCC  scripts/dtc/srcpos.o
  HOSTCC  scripts/dtc/checks.o
  HOSTCC  scripts/dtc/util.o
  SHIPPED scripts/dtc/dtc-lexer.lex.c
  SHIPPED scripts/dtc/dtc-parser.tab.h
  HOSTCC  scripts/dtc/dtc-lexer.lex.o
  SHIPPED scripts/dtc/dtc-parser.tab.c
  HOSTCC  scripts/dtc/dtc-parser.tab.o
  HOSTLD  scripts/dtc/dtc
  HOSTCC  tools/mkenvimage.o
  HOSTCC  tools/lib/crc32.o
  HOSTLD  tools/mkenvimage
  HOSTCC  tools/common/bootm.o
  HOSTCC  tools/lib/fdtdec.o
  HOSTCC  tools/fit_image.o
  HOSTCC  tools/image-host.o
  HOSTCC  tools/dumpimage.o
  HOSTLD  tools/dumpimage
  HOSTCC  tools/mkimage.o
  HOSTLD  tools/mkimage
  CC      arch/arm/cpu/armv7/cache_v7.o
*cc1: warning: target CPU does not support THUMB instructions*
*{standard input}: Assembler messages:*
*{standard input}:42: Error: selected processor does not support `dsb sy'
in ARM mode*
*{standard input}:46: Error: selected processor does not support `isb sy'
in ARM mode*
*{standard input}:240: Error: selected processor does not support `dsb sy'
in ARM mode*
*{standard input}:244: Error: selected processor does not support `isb sy'
in ARM mode*
*{standard input}:368: Error: selected processor does not support `dsb sy'
in ARM mode*
*{standard input}:460: Error: selected processor does not support `dsb sy'
in ARM mode*
*{standard input}:464: Error: selected processor does not support `isb sy'
in ARM mode*
*{standard input}:594: Error: selected processor does not support `dsb sy'
in ARM mode*
*scripts/Makefile.build:278: recipe for target
'arch/arm/cpu/armv7/cache_v7.o' failed*
make[1]: *** [arch/arm/cpu/armv7/cache_v7.o] Error 1
Makefile:1363: recipe for target 'arch/arm/cpu/armv7' failed

^ permalink raw reply	[flat|nested] 4+ messages in thread

* [U-Boot] Beaglebone Black U-boot won't buid - THUMB instruction issue
  2018-05-11  1:40 [U-Boot] Beaglebone Black U-boot won't buid - THUMB instruction issue John Babrick
@ 2018-05-11 12:12 ` Faiz Abbas
  2018-05-11 15:52 ` Tom Rini
  2018-05-12 13:50 ` Måns Rullgård
  2 siblings, 0 replies; 4+ messages in thread
From: Faiz Abbas @ 2018-05-11 12:12 UTC (permalink / raw)
  To: u-boot

Hi John,

On Friday 11 May 2018 07:10 AM, John Babrick wrote:
> Hello - I am trying to work through the book "Mastering Embedded Linux
> Programming" by Chris Simmonds, and trying to work through building u-boot
> after having built the cross toolchain. I am running into an error when I
> try to build u-boot, any ideas?
> 
> johann at mars:~/uboot-work/u-boot$ make
> CROSS_COMPILE=arm-cortex_a8-linux-gnueabihf- am335x_evm_defconfig
> #

The correct cross compiler is arm-linux-gnueabihf-. I'm not sure about
yours. Also, you should give ARCH=arm option in your build.

Check here for more details:
https://elinux.org/Building_for_BeagleBone

Thanks,
Faiz

^ permalink raw reply	[flat|nested] 4+ messages in thread

* [U-Boot] Beaglebone Black U-boot won't buid - THUMB instruction issue
  2018-05-11  1:40 [U-Boot] Beaglebone Black U-boot won't buid - THUMB instruction issue John Babrick
  2018-05-11 12:12 ` Faiz Abbas
@ 2018-05-11 15:52 ` Tom Rini
  2018-05-12 13:50 ` Måns Rullgård
  2 siblings, 0 replies; 4+ messages in thread
From: Tom Rini @ 2018-05-11 15:52 UTC (permalink / raw)
  To: u-boot

On Thu, May 10, 2018 at 09:40:44PM -0400, John Babrick wrote:

> Hello - I am trying to work through the book "Mastering Embedded Linux
> Programming" by Chris Simmonds, and trying to work through building u-boot
> after having built the cross toolchain. I am running into an error when I
> try to build u-boot, any ideas?

You did not build an appropriate cross toolchain, which is in turn why
you're getting those errors.

-- 
Tom
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^ permalink raw reply	[flat|nested] 4+ messages in thread

* [U-Boot] Beaglebone Black U-boot won't buid - THUMB instruction issue
  2018-05-11  1:40 [U-Boot] Beaglebone Black U-boot won't buid - THUMB instruction issue John Babrick
  2018-05-11 12:12 ` Faiz Abbas
  2018-05-11 15:52 ` Tom Rini
@ 2018-05-12 13:50 ` Måns Rullgård
  2 siblings, 0 replies; 4+ messages in thread
From: Måns Rullgård @ 2018-05-12 13:50 UTC (permalink / raw)
  To: u-boot

John Babrick <johnbabrick@gmail.com> writes:

> Hello - I am trying to work through the book "Mastering Embedded Linux
> Programming" by Chris Simmonds, and trying to work through building u-boot
> after having built the cross toolchain. I am running into an error when I
> try to build u-boot, any ideas?
>
> johann at mars:~/uboot-work/u-boot$ make
> CROSS_COMPILE=arm-cortex_a8-linux-gnueabihf- am335x_evm_defconfig
> #
> # configuration written to .config
> #
> johann at mars:~/uboot-work/u-boot$ make
> CROSS_COMPILE=arm-cortex_a8-linux-gnueabihf-
> scripts/kconfig/conf  --silentoldconfig Kconfig
>   CHK     include/config.h
>   UPD     include/config.h
>   CFG     u-boot.cfg
>   GEN     include/autoconf.mk
>   GEN     include/autoconf.mk.dep
>   CFG     spl/u-boot.cfg
>   GEN     spl/include/autoconf.mk
>   CHK     include/config/uboot.release
>   CHK     include/generated/version_autogenerated.h
>   CHK     include/generated/timestamp_autogenerated.h
>   UPD     include/generated/timestamp_autogenerated.h
> *  CC      lib/asm-offsets.s*
> *cc1: warning: target CPU does not support THUMB instructions*
> *  CHK     include/generated/generic-asm-offsets.h*
> *  CC      arch/arm/lib/asm-offsets.s*
> *cc1: warning: target CPU does not support THUMB instructions*
>   CHK     include/generated/asm-offsets.h
>   HOSTCC  scripts/dtc/dtc.o
>   HOSTCC  scripts/dtc/flattree.o
>   HOSTCC  scripts/dtc/fstree.o
>   HOSTCC  scripts/dtc/data.o
>   HOSTCC  scripts/dtc/livetree.o
>   HOSTCC  scripts/dtc/treesource.o
>   HOSTCC  scripts/dtc/srcpos.o
>   HOSTCC  scripts/dtc/checks.o
>   HOSTCC  scripts/dtc/util.o
>   SHIPPED scripts/dtc/dtc-lexer.lex.c
>   SHIPPED scripts/dtc/dtc-parser.tab.h
>   HOSTCC  scripts/dtc/dtc-lexer.lex.o
>   SHIPPED scripts/dtc/dtc-parser.tab.c
>   HOSTCC  scripts/dtc/dtc-parser.tab.o
>   HOSTLD  scripts/dtc/dtc
>   HOSTCC  tools/mkenvimage.o
>   HOSTCC  tools/lib/crc32.o
>   HOSTLD  tools/mkenvimage
>   HOSTCC  tools/common/bootm.o
>   HOSTCC  tools/lib/fdtdec.o
>   HOSTCC  tools/fit_image.o
>   HOSTCC  tools/image-host.o
>   HOSTCC  tools/dumpimage.o
>   HOSTLD  tools/dumpimage
>   HOSTCC  tools/mkimage.o
>   HOSTLD  tools/mkimage
>   CC      arch/arm/cpu/armv7/cache_v7.o
> *cc1: warning: target CPU does not support THUMB instructions*
> *{standard input}: Assembler messages:*
> *{standard input}:42: Error: selected processor does not support `dsb sy'
> in ARM mode*
> *{standard input}:46: Error: selected processor does not support `isb sy'
> in ARM mode*
> *{standard input}:240: Error: selected processor does not support `dsb sy'
> in ARM mode*
> *{standard input}:244: Error: selected processor does not support `isb sy'
> in ARM mode*
> *{standard input}:368: Error: selected processor does not support `dsb sy'
> in ARM mode*
> *{standard input}:460: Error: selected processor does not support `dsb sy'
> in ARM mode*
> *{standard input}:464: Error: selected processor does not support `isb sy'
> in ARM mode*
> *{standard input}:594: Error: selected processor does not support `dsb sy'
> in ARM mode*
> *scripts/Makefile.build:278: recipe for target
> 'arch/arm/cpu/armv7/cache_v7.o' failed*
> make[1]: *** [arch/arm/cpu/armv7/cache_v7.o] Error 1
> Makefile:1363: recipe for target 'arch/arm/cpu/armv7' failed

I get a deluge of such errors with gcc-8.  Use gcc-7 or earlier until
someone fixes it (or fix it yourself and send a patch).

-- 
Måns Rullgård

^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2018-05-12 13:50 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2018-05-11  1:40 [U-Boot] Beaglebone Black U-boot won't buid - THUMB instruction issue John Babrick
2018-05-11 12:12 ` Faiz Abbas
2018-05-11 15:52 ` Tom Rini
2018-05-12 13:50 ` Måns Rullgård

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