Wonmin Jung 0cde674b1e kernel: Set proper LD in KERNEL_KCONFIG_COMMAND
With 'ld-is-gold' and linux kernel 5.4 or later, menuconfig
task for kernel recipes will fail with:

$ bitbake -c menuconfig virtual/kernel
...
scripts/kconfig/mconf  Kconfig
scripts/Kconfig.include:43:  gold linker 'x86_64-poky-linux-ld' not supported
/OE/build/tmp/work-shared/qemux86-64/kernel-source/scripts/kconfig/Makefile:29:
 recipe for target 'menuconfig' failed
make[2]: *** [menuconfig] Error 1
/OE/build/tmp/work-shared/qemux86-64/kernel-source/Makefile:606:
 recipe for target 'menuconfig' failed
make[1]: *** [menuconfig] Error 2
/OE/build/tmp/work-shared/qemux86-64/kernel-source/Makefile:185:
 recipe for target '__sub-make' failed
make: *** [__sub-make] Error 2
Command failed.

This is because that the KERNEL_LD variable already set in
kernel-arch.bbclass isn't used by do_menuconfig function of
cml1.bbclass.

To fix this issue specify LD variable while calling the kernel
menuconfig command through KERNEL_KCONFIG_COMMAND.

(From OE-Core rev: 5f85104363cf496d76c3d29a05ba4406701d2878)

Signed-off-by: Wonmin Jung <wonmin82@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
(cherry picked from commit 1faf66ce0b1f8f5165277161e07e25e672370c3f)
Signed-off-by: Steve Sakoman <steve@sakoman.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
2020-12-09 23:49:01 +00:00
2020-11-12 13:07:52 +00:00

QEMU Emulation Targets
======================

To simplify development, the build system supports building images to
work with the QEMU emulator in system emulation mode. Several architectures
are currently supported in 32 and 64 bit variants:

  * ARM (qemuarm + qemuarm64)
  * x86 (qemux86 + qemux86-64)
  * PowerPC (qemuppc only)
  * MIPS (qemumips + qemumips64)

Use of the QEMU images is covered in the Yocto Project Reference Manual.
The appropriate MACHINE variable value corresponding to the target is given
in brackets.
Description
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Readme 251 MiB