Hi Flavio,

there’s an explanation in NuttX documentation: 
https://nuttx.apache.org/docs/latest/quickstart/install.html#kconfig-frontend 
<https://nuttx.apache.org/docs/latest/quickstart/install.html#kconfig-frontend>
Check for the „MacOS, Ubuntu 18.04 LTS and earlier“ tab.

It’s a couple of months back, as I did this … but I’m quite sure, that I 
followed that explanation.

/Piet


> Am 29.01.2022 um 23:17 schrieb Flavio de Castro Alves Filho 
> <flavio.al...@gmail.com>:
> 
> Hi Peter,
> 
> How did you install kconfig-frontends on your machine?
> 
> Best regards,
> 
> Flavio
> 
>> On 29 Jan 2022, at 18:13, Kalbus, Peter <p...@mailbox.org.INVALID> wrote:
>> 
>> Hi,
>> 
>> I know, it‘s not complete. But you should get a different error … I see, ARM 
>> based CPU is now detected … next step will take longer. 
>> 
>> /Piet
>> 
>>> Am 29.01.2022 um 22:03 schrieb Flavio de Castro Alves Filho 
>>> <flavio.al...@gmail.com>:
>>> 
>>> Hello Guys. Thank you for your fast response.
>>> 
>>> @Alan, indeed it is an ARM-based Mac.
>>> 
>>> @Peter, I added your patch in my NuttX project and ran again the 
>>> configuration, but without success yet :-(
>>> 
>>> Here is the output
>>> 
>>> flavio@Flavios-MacBook-Pro nuttx % tools/configure.sh -m sim:nsh
>>> Copy files
>>> Select CONFIG_HOST_MACOS=y
>>> Select CONFIG_HOST_ARM=y
>>> Refreshing...
>>> make[2]: Nothing to be done for `clean_context'.
>>> CP: arch/dummy/Kconfig to 
>>> /Users/flavio/mestrado/nuttx/nuttx/arch/dummy/dummy_kconfig
>>> CP: boards/dummy/Kconfig to 
>>> /Users/flavio/mestrado/nuttx/nuttx/boards/dummy/dummy_kconfig
>>> LN: platform/board to /Users/flavio/mestrado/nuttx/apps/platform/dummy
>>> LN: include/arch to arch/sim/include
>>> LN: include/arch/board to 
>>> /Users/flavio/mestrado/nuttx/nuttx/boards/sim/sim/sim/include
>>> LN: drivers/platform to /Users/flavio/mestrado/nuttx/nuttx/drivers/dummy
>>> LN: include/arch/chip to 
>>> /Users/flavio/mestrado/nuttx/nuttx/arch/sim/include/sim
>>> /Users/flavio/mestrado/nuttx/nuttx/tools/link.sh 
>>> /Users/flavio/mestrado/nuttx/nuttx/arch/sim/include/sim include/arch/chip
>>> LN: arch/sim/src/chip to /Users/flavio/mestrado/nuttx/nuttx/arch/sim/src/sim
>>> LN: arch/sim/src/board to 
>>> /Users/flavio/mestrado/nuttx/nuttx/boards/sim/sim/sim/src
>>> touch .dirlinks
>>> mkkconfig in /Users/flavio/mestrado/nuttx/apps/boot
>>> mkkconfig in /Users/flavio/mestrado/nuttx/apps/canutils
>>> mkkconfig in /Users/flavio/mestrado/nuttx/apps/crypto
>>> mkkconfig in /Users/flavio/mestrado/nuttx/apps/examples
>>> mkkconfig in /Users/flavio/mestrado/nuttx/apps/fsutils
>>> mkkconfig in /Users/flavio/mestrado/nuttx/apps/gpsutils
>>> mkkconfig in /Users/flavio/mestrado/nuttx/apps/graphics
>>> mkkconfig in /Users/flavio/mestrado/nuttx/apps/industry
>>> mkkconfig in /Users/flavio/mestrado/nuttx/apps/interpreters
>>> mkkconfig in /Users/flavio/mestrado/nuttx/apps/math
>>> mkkconfig in /Users/flavio/mestrado/nuttx/apps/mlearning
>>> mkkconfig in /Users/flavio/mestrado/nuttx/apps/netutils
>>> mkkconfig in /Users/flavio/mestrado/nuttx/apps/system/libuv
>>> mkkconfig in /Users/flavio/mestrado/nuttx/apps/system
>>> mkkconfig in /Users/flavio/mestrado/nuttx/apps/testing
>>> mkkconfig in /Users/flavio/mestrado/nuttx/apps/wireless/bluetooth
>>> mkkconfig in /Users/flavio/mestrado/nuttx/apps/wireless/ieee802154
>>> mkkconfig in /Users/flavio/mestrado/nuttx/apps/wireless
>>> mkkconfig in /Users/flavio/mestrado/nuttx/apps
>>> arch/arm/src/imxrt/Kconfig:1504: syntax error
>>> arch/arm/src/imxrt/Kconfig:1503: invalid option
>>> arch/arm/src/stm32l4/Kconfig:5347: syntax error
>>> arch/arm/src/stm32l4/Kconfig:5296: missing end statement for this entry
>>> arch/arm/src/stm32l4/Kconfig:5164: missing end statement for this entry
>>> arch/arm/src/stm32l4/Kconfig:8: missing end statement for this entry
>>> arch/arm/Kconfig:1178: missing end statement for this entry
>>> arch/arm/Kconfig:7: missing end statement for this entry
>>> Kconfig:1957: missing end statement for this entry
>>> arch/arm/src/stm32l4/Kconfig:5346: invalid statement
>>> arch/arm/src/stm32l4/Kconfig:5356: unexpected end statement
>>> arch/arm/src/stm32l4/Kconfig:5359: syntax error
>>> arch/arm/src/stm32l4/Kconfig:5358: invalid statement
>>> arch/arm/src/stm32l4/Kconfig:5368: unexpected end statement
>>> arch/arm/src/stm32l4/Kconfig:5371: syntax error
>>> arch/arm/src/stm32l4/Kconfig:5370: invalid statement
>>> arch/arm/src/stm32l4/Kconfig:5380: unexpected end statement
>>> arch/arm/src/stm32l4/Kconfig:5382: unexpected end statement
>>> arch/arm/src/stm32l4/Kconfig:5384: unexpected end statement
>>> arch/arm/src/stm32l4/Kconfig:6253: unexpected end statement
>>> arch/arm/Kconfig:1179: unexpected end statement
>>> arch/arm/Kconfig:1199: unexpected end statement
>>> Kconfig:1959: unexpected end statement
>>> boards/sim/sim/sim/Kconfig:58: syntax error
>>> boards/sim/sim/sim/Kconfig:57: invalid option
>>> drivers/note/Kconfig:80: syntax error
>>> drivers/note/Kconfig:79: invalid option
>>> drivers/sensors/Kconfig:308: syntax error
>>> drivers/sensors/Kconfig:307: invalid option
>>> drivers/syslog/Kconfig:317: syntax error
>>> drivers/syslog/Kconfig:316: invalid option
>>> make: *** [olddefconfig] Error 1
>>> ERROR: failed to refresh
>>> flavio@Flavios-MacBook-Pro nuttx % 
>>> 
>>> 
>>> Is there any missing requirement from my environment?
>>> 
>>> How do I implement the manual architecture setup? I’m afraid that it won’t 
>>> work either … 
>>> 
>>> Best regards,
>>> 
>>> Flavio
>>> 
>>> 
>>>> On 29 Jan 2022, at 17:53, Peter Kalbus <p...@mailbox.org.INVALID> wrote:
>>>> 
>>>> Created PR to detect host CPU type: 
>>>> https://github.com/apache/incubator-nuttx/pull/5374 
>>>> <https://github.com/apache/incubator-nuttx/pull/5374> 
>>>> <https://github.com/apache/incubator-nuttx/pull/5374 
>>>> <https://github.com/apache/incubator-nuttx/pull/5374>>
>>>> 
>>>> /Piet
>>>> 
>>>> 
>>>>>> Am 29.01.2022 um 19:12 schrieb Peter Kalbus <p...@mailbox.org 
>>>>>> <mailto:p...@mailbox.org>>:
>>>>> 
>>>>> Hi again,
>>>>> 
>>>>> just as an extension. On the same M1, I’ve Ubuntu ARM64 running using 
>>>>> Parallels VM.
>>>>> 
>>>>> Same issue: Host CPU Type detected as „x86_64“ and compilation stops at 
>>>>> same file —> see below.
>>>>> 
>>>>> Issue seems to be not specific to MacOS M1, but rather generic to ARM64 
>>>>> host systems.
>>>>> 
>>>>> /Piet
>>>>> 
>>>>> 
>>>>> —————
>>>>> 
>>>>> 
>>>>> AR (create): libdrivers.a   bchlib_setup.o bchlib_teardown.o 
>>>>> bchlib_read.o bchlib_write.o bchlib_cache.o bchlib_sem.o 
>>>>> bchdev_register.o bchdev_unregister.o bchdev_driver.o ioe_dummy.o gpio.o 
>>>>> gpio_lower_half.o loop.o losetup.o pipe.o fifo.o pipe_common.o serial.o 
>>>>> serial_io.o vsyslog.o syslog_stream.o syslog_channel.o syslog_putc.o 
>>>>> syslog_write.o syslog_force.o syslog_flush.o syslog_initialize.o 
>>>>> syslog_device.o oneshot.o arch_alarm.o hid_parser.o dev_null.o dev_zero.o 
>>>>> ramdisk.o mkrd.o
>>>>> make[1]: Leaving directory '/home/piet/Projects/NuttX/ptka/nuttx/drivers'
>>>>> IN: drivers/libdrivers.a -> staging/libdrivers.a
>>>>> make[1]: Entering directory '/home/piet/Projects/NuttX/ptka/nuttx/boards'
>>>>> CC:  boardctl.c
>>>>> AR (create): libboards.a   dummy.o boardctl.o 
>>>>> make[1]: Leaving directory '/home/piet/Projects/NuttX/ptka/nuttx/boards'
>>>>> IN: boards/libboards.a -> staging/libboards.a
>>>>> make[1]: Entering directory 
>>>>> '/home/piet/Projects/NuttX/ptka/nuttx/libs/libc'
>>>>> AS:  machine/sim/arch_setjmp_arm.S
>>>>> machine/sim/arch_setjmp_arm.S: Assembler messages:
>>>>> machine/sim/arch_setjmp_arm.S:39: Error: unknown pseudo-op: `.syntax'
>>>>> machine/sim/arch_setjmp_arm.S:43: Error: operand 1 must be an integer 
>>>>> register -- `mov ip,r0'
>>>>> machine/sim/arch_setjmp_arm.S:44: Error: unknown mnemonic `stmia' -- 
>>>>> `stmia ip!,{v1,v2,v3,v4,v5,v6,sl,fp}'
>>>>> machine/sim/arch_setjmp_arm.S:45: Error: operand 1 must be an integer 
>>>>> register -- `mov r2,sp'
>>>>> machine/sim/arch_setjmp_arm.S:46: Error: unknown mnemonic `stmia' -- 
>>>>> `stmia ip!,{r2,lr}'
>>>>> machine/sim/arch_setjmp_arm.S:47: Error: operand 1 must be an integer 
>>>>> register -- `mov r0,#0'
>>>>> machine/sim/arch_setjmp_arm.S:75: Error: unknown mnemonic `bx' -- `bx lr'
>>>>> machine/sim/arch_setjmp_arm.S:77: Error: unknown pseudo-op: `.syntax'
>>>>> machine/sim/arch_setjmp_arm.S:81: Error: operand 1 must be an integer 
>>>>> register -- `mov ip,r0'
>>>>> machine/sim/arch_setjmp_arm.S:82: Error: operand 1 must be an SVE 
>>>>> predicate register -- `movs r0,r1'
>>>>> machine/sim/arch_setjmp_arm.S:83: Error: unknown mnemonic `moveq' -- 
>>>>> `moveq r0,#1'
>>>>> machine/sim/arch_setjmp_arm.S:84: Error: unknown mnemonic `ldmia' -- 
>>>>> `ldmia ip!,{v1,v2,v3,v4,v5,v6,sl,fp}'
>>>>> machine/sim/arch_setjmp_arm.S:85: Error: unknown mnemonic `ldmia' -- 
>>>>> `ldmia ip!,{r2,lr}'
>>>>> machine/sim/arch_setjmp_arm.S:103: Error: unknown mnemonic `bx' -- `bx lr'
>>>>> machine/sim/arch_setjmp_arm.S:86: Error: undefined symbol r2 used as an 
>>>>> immediate value
>>>>> make[1]: *** [Makefile:130: bin/arch_setjmp_arm.o] Error 1
>>>>> make[1]: Leaving directory 
>>>>> '/home/piet/Projects/NuttX/ptka/nuttx/libs/libc'
>>>>> make: *** [tools/LibTargets.mk:168: libs/libc/libc.a] Error 2
>>>>> 
>>>>> ————
>>>>> 
>>>>> 
>>>>>> Am 29.01.2022 um 19:00 schrieb Peter Kalbus <p...@mailbox.org.INVALID 
>>>>>> <mailto:p...@mailbox.org.INVALID> <mailto:p...@mailbox.org.INVALID 
>>>>>> <mailto:p...@mailbox.org.INVALID>>>:
>>>>>> 
>>>>>> Config and log from my M1:
>>>>>> 
>>>>>> ——————————————
>>>>>> 
>>>>>> #
>>>>>> # This file is autogenerated: PLEASE DO NOT EDIT IT.
>>>>>> #
>>>>>> # You can use "make menuconfig" to make any modifications to the 
>>>>>> installed .config file.
>>>>>> # You can then do "make savedefconfig" to generate a new defconfig file 
>>>>>> that includes your
>>>>>> # modifications.
>>>>>> #
>>>>>> # CONFIG_NSH_CMDOPT_HEXDUMP is not set
>>>>>> CONFIG_ARCH="sim"
>>>>>> CONFIG_ARCH_BOARD="sim"
>>>>>> CONFIG_ARCH_BOARD_SIM=y
>>>>>> CONFIG_ARCH_CHIP="sim"
>>>>>> CONFIG_ARCH_SIM=y
>>>>>> CONFIG_BOARDCTL_APP_SYMTAB=y
>>>>>> CONFIG_BOARDCTL_POWEROFF=y
>>>>>> CONFIG_BOARD_LOOPSPERMSEC=0
>>>>>> CONFIG_BOOT_RUNFROMEXTSRAM=y
>>>>>> CONFIG_BUILTIN=y
>>>>>> CONFIG_DEBUG_SYMBOLS=y
>>>>>> CONFIG_DEV_GPIO=y
>>>>>> CONFIG_DEV_LOOP=y
>>>>>> CONFIG_DEV_ZERO=y
>>>>>> CONFIG_EXAMPLES_GPIO=y
>>>>>> CONFIG_EXAMPLES_HELLO=y
>>>>>> CONFIG_FAT_LCNAMES=y
>>>>>> CONFIG_FAT_LFN=y
>>>>>> CONFIG_FSUTILS_PASSWD=y
>>>>>> CONFIG_FSUTILS_PASSWD_READONLY=y
>>>>>> CONFIG_FS_BINFS=y
>>>>>> CONFIG_FS_FAT=y
>>>>>> CONFIG_FS_PROCFS=y
>>>>>> CONFIG_FS_RAMMAP=y
>>>>>> CONFIG_FS_ROMFS=y
>>>>>> CONFIG_GPIO_LOWER_HALF=y
>>>>>> CONFIG_HOST_ARM=y
>>>>>> CONFIG_HOST_MACOS=y
>>>>>> CONFIG_IDLETHREAD_STACKSIZE=4096
>>>>>> CONFIG_INIT_ENTRYPOINT="nsh_main"
>>>>>> CONFIG_IOEXPANDER=y
>>>>>> CONFIG_IOEXPANDER_DUMMY=y
>>>>>> CONFIG_LIBC_ENVPATH=y
>>>>>> CONFIG_LIBC_EXECFUNCS=y
>>>>>> CONFIG_LIBC_LOCALE=y
>>>>>> CONFIG_LIBC_LOCALE_CATALOG=y
>>>>>> CONFIG_LIBC_LOCALE_GETTEXT=y
>>>>>> CONFIG_NSH_ARCHINIT=y
>>>>>> CONFIG_NSH_ARCHROMFS=y
>>>>>> CONFIG_NSH_BUILTIN_APPS=y
>>>>>> CONFIG_NSH_CONSOLE_LOGIN=y
>>>>>> CONFIG_NSH_FATDEVNO=2
>>>>>> CONFIG_NSH_FILE_APPS=y
>>>>>> CONFIG_NSH_MOTD=y
>>>>>> CONFIG_NSH_MOTD_STRING="MOTD: username=admin password=Administrator"
>>>>>> CONFIG_NSH_READLINE=y
>>>>>> CONFIG_NSH_ROMFSDEVNO=1
>>>>>> CONFIG_NSH_ROMFSETC=y
>>>>>> CONFIG_PATH_INITIAL="/bin"
>>>>>> CONFIG_POSIX_SPAWN_PROXY_STACKSIZE=2048
>>>>>> CONFIG_PSEUDOFS_ATTRIBUTES=y
>>>>>> CONFIG_PSEUDOFS_SOFTLINKS=y
>>>>>> CONFIG_READLINE_TABCOMPLETION=y
>>>>>> CONFIG_SCHED_HAVE_PARENT=y
>>>>>> CONFIG_SCHED_HPWORK=y
>>>>>> CONFIG_SCHED_ONEXIT=y
>>>>>> CONFIG_SCHED_WAITPID=y
>>>>>> CONFIG_SDCLONE_DISABLE=y
>>>>>> CONFIG_START_MONTH=6
>>>>>> CONFIG_START_YEAR=2008
>>>>>> CONFIG_SYSTEM_NSH=y
>>>>>> 
>>>>>> ——————————————
>>>>>> 
>>>>>> for dir in  /Users/piet/Projects/NuttX/feature-sim-macos-m1-support/apps 
>>>>>> sched drivers boards arch/sim/src fs binfmt libs/libc mm ; do \
>>>>>>      /Applications/Xcode.app/Contents/Developer/usr/bin/make -C $dir 
>>>>>> EXTRAFLAGS="-D__KERNEL__ " depend || exit; \
>>>>>> done
>>>>>> /Applications/Xcode.app/Contents/Developer/usr/bin/make -C 
>>>>>> /Users/piet/Projects/NuttX/feature-sim-macos-m1-support/apps/builtin 
>>>>>> depend 
>>>>>> APPDIR="/Users/piet/Projects/NuttX/feature-sim-macos-m1-support/apps"
>>>>>> make[2]: Nothing to be done for `depend'.
>>>>>> /Applications/Xcode.app/Contents/Developer/usr/bin/make -C 
>>>>>> /Users/piet/Projects/NuttX/feature-sim-macos-m1-support/apps/examples/gpio
>>>>>>  depend 
>>>>>> APPDIR="/Users/piet/Projects/NuttX/feature-sim-macos-m1-support/apps"
>>>>>> make[2]: Nothing to be done for `depend'.
>>>>>> /Applications/Xcode.app/Contents/Developer/usr/bin/make -C 
>>>>>> /Users/piet/Projects/NuttX/feature-sim-macos-m1-support/apps/examples/hello
>>>>>>  depend 
>>>>>> APPDIR="/Users/piet/Projects/NuttX/feature-sim-macos-m1-support/apps"
>>>>>> make[2]: Nothing to be done for `depend'.
>>>>>> /Applications/Xcode.app/Contents/Developer/usr/bin/make -C 
>>>>>> /Users/piet/Projects/NuttX/feature-sim-macos-m1-support/apps/fsutils/mkfatfs
>>>>>>  depend 
>>>>>> APPDIR="/Users/piet/Projects/NuttX/feature-sim-macos-m1-support/apps"
>>>>>> make[2]: Nothing to be done for `depend'.
>>>>>> /Applications/Xcode.app/Contents/Developer/usr/bin/make -C 
>>>>>> /Users/piet/Projects/NuttX/feature-sim-macos-m1-support/apps/fsutils/passwd
>>>>>>  depend 
>>>>>> APPDIR="/Users/piet/Projects/NuttX/feature-sim-macos-m1-support/apps"
>>>>>> make[2]: Nothing to be done for `depend'.
>>>>>> /Applications/Xcode.app/Contents/Developer/usr/bin/make -C 
>>>>>> /Users/piet/Projects/NuttX/feature-sim-macos-m1-support/apps/nshlib 
>>>>>> depend 
>>>>>> APPDIR="/Users/piet/Projects/NuttX/feature-sim-macos-m1-support/apps"
>>>>>> make[2]: Nothing to be done for `depend'.
>>>>>> /Applications/Xcode.app/Contents/Developer/usr/bin/make -C 
>>>>>> /Users/piet/Projects/NuttX/feature-sim-macos-m1-support/apps/platform 
>>>>>> depend 
>>>>>> APPDIR="/Users/piet/Projects/NuttX/feature-sim-macos-m1-support/apps"
>>>>>> make[2]: Nothing to be done for `depend'.
>>>>>> /Applications/Xcode.app/Contents/Developer/usr/bin/make -C 
>>>>>> /Users/piet/Projects/NuttX/feature-sim-macos-m1-support/apps/system/nsh 
>>>>>> depend 
>>>>>> APPDIR="/Users/piet/Projects/NuttX/feature-sim-macos-m1-support/apps"
>>>>>> make[2]: Nothing to be done for `depend'.
>>>>>> /Applications/Xcode.app/Contents/Developer/usr/bin/make -C 
>>>>>> /Users/piet/Projects/NuttX/feature-sim-macos-m1-support/apps/system/readline
>>>>>>  depend 
>>>>>> APPDIR="/Users/piet/Projects/NuttX/feature-sim-macos-m1-support/apps"
>>>>>> make[2]: Nothing to be done for `depend'.
>>>>>> touch .depend
>>>>>> make[1]: Nothing to be done for `depend'.
>>>>>> make[1]: Nothing to be done for `depend'.
>>>>>> make[1]: Nothing to be done for `depend'.
>>>>>> make[1]: Nothing to be done for `depend'.
>>>>>> make[1]: Nothing to be done for `depend'.
>>>>>> make[1]: Nothing to be done for `depend'.
>>>>>> make[1]: Nothing to be done for `depend'.
>>>>>> make[1]: Nothing to be done for `depend'.
>>>>>> /Applications/Xcode.app/Contents/Developer/usr/bin/make -C sched 
>>>>>> libsched.a EXTRAFLAGS="-D__KERNEL__ "
>>>>>> make[1]: `libsched.a' is up to date.
>>>>>> /Applications/Xcode.app/Contents/Developer/usr/bin/make -C drivers 
>>>>>> libdrivers.a EXTRAFLAGS="-D__KERNEL__ "
>>>>>> make[1]: `libdrivers.a' is up to date.
>>>>>> /Applications/Xcode.app/Contents/Developer/usr/bin/make -C boards 
>>>>>> libboards.a EXTRAFLAGS="-D__KERNEL__ "
>>>>>> make[1]: `libboards.a' is up to date.
>>>>>> /Applications/Xcode.app/Contents/Developer/usr/bin/make -C libs/libc 
>>>>>> libc.a EXTRAFLAGS=""
>>>>>> AS:  machine/sim/arch_setjmp_arm.S
>>>>>> cc -c -Wall -Wstrict-prototypes -Wshadow -Wundef -g -fno-builtin 
>>>>>> -fvisibility=hidden -fno-common -isystem 
>>>>>> "/Users/piet/Projects/NuttX/feature-sim-macos-m1-support/nuttx/include" 
>>>>>> -D__NuttX__ -U_AIX -U_WIN32 -U__APPLE__ -U__FreeBSD__ -U__NetBSD__ 
>>>>>> -U__linux__ -U__sun__ -U__unix__ 
>>>>>> -U__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__  -pipe -D__ASSEMBLY__  
>>>>>> machine/sim/arch_setjmp_arm.S  -o bin/arch_setjmp_arm.o
>>>>>> machine/sim/arch_setjmp_arm.S:38:1: error: unknown directive
>>>>>> .syntax unified
>>>>>> ^
>>>>>> machine/sim/arch_setjmp_arm.S:40:1: error: unknown directive
>>>>>> .type setjmp,%function
>>>>>> ^
>>>>>> machine/sim/arch_setjmp_arm.S:42:6: error: invalid operand for 
>>>>>> instruction
>>>>>> mov ip,r0
>>>>>> ^
>>>>>> machine/sim/arch_setjmp_arm.S:43:31: error: vector register expected
>>>>>> stmia ip!,{v1,v2,v3,v4,v5,v6,sl,fp}
>>>>>>                          ^
>>>>>> machine/sim/arch_setjmp_arm.S:44:6: error: invalid operand for 
>>>>>> instruction
>>>>>> mov r2,sp
>>>>>> ^
>>>>>> machine/sim/arch_setjmp_arm.S:45:13: error: vector register expected
>>>>>> stmia ip!,{r2,lr}
>>>>>>        ^
>>>>>> machine/sim/arch_setjmp_arm.S:46:6: error: invalid operand for 
>>>>>> instruction
>>>>>> mov r0,#0
>>>>>> ^
>>>>>> machine/sim/arch_setjmp_arm.S:48:4: error: unrecognized instruction 
>>>>>> mnemonic, did you mean: b, bcax, bl, br, sb, tbx?
>>>>>> 3: bx lr
>>>>>> ^
>>>>>> machine/sim/arch_setjmp_arm.S:50:1: error: unknown directive
>>>>>> .syntax unified
>>>>>> ^
>>>>>> machine/sim/arch_setjmp_arm.S:52:1: error: unknown directive
>>>>>> .type longjmp,%function
>>>>>> ^
>>>>>> machine/sim/arch_setjmp_arm.S:54:6: error: invalid operand for 
>>>>>> instruction
>>>>>> mov ip,r0
>>>>>> ^
>>>>>> machine/sim/arch_setjmp_arm.S:55:7: error: invalid operand for 
>>>>>> instruction
>>>>>> movs r0,r1
>>>>>>  ^
>>>>>> machine/sim/arch_setjmp_arm.S:56:2: error: unrecognized instruction 
>>>>>> mnemonic, did you mean: mov?
>>>>>> moveq r0,#1
>>>>>> ^
>>>>>> machine/sim/arch_setjmp_arm.S:57:32: error: vector register expected
>>>>>> ldmia ip!, {v1,v2,v3,v4,v5,v6,sl,fp}
>>>>>>                           ^
>>>>>> machine/sim/arch_setjmp_arm.S:58:14: error: vector register expected
>>>>>> ldmia ip!, {r2,lr}
>>>>>>         ^
>>>>>> machine/sim/arch_setjmp_arm.S:59:9: error: expected compatible register 
>>>>>> or logical immediate
>>>>>> mov sp,r2
>>>>>>    ^
>>>>>> machine/sim/arch_setjmp_arm.S:61:4: error: unrecognized instruction 
>>>>>> mnemonic, did you mean: b, bcax, bl, br, sb, tbx?
>>>>>> 3: bx lr
>>>>>> ^
>>>>>> make[1]: *** [bin/arch_setjmp_arm.o] Error 1
>>>>>> make: *** [libs/libc/libc.a] Error 2
>>>>>> 
>>>>>> 
>>>>>> 
>>>>>>> Am 29.01.2022 um 18:40 schrieb Peter Kalbus <p...@mailbox.org.INVALID 
>>>>>>> <mailto:p...@mailbox.org.INVALID> <mailto:p...@mailbox.org.INVALID 
>>>>>>> <mailto:p...@mailbox.org.INVALID>>>:
>>>>>>> 
>>>>>>> Hi,
>>>>>>> 
>>>>>>> I’m using NuttX on a M1 MacBook Air since a couple of months. 
>>>>>>> I’ve no issues to get NuttX compiled for my RP2040 based targets.
>>>>>>> 
>>>>>>> But I can confirm, that the Sim configuration sim:nsh not working.
>>>>>>> 
>>>>>>> Currently, I see there are two issues:
>>>>>>> 
>>>>>>>  /1/ M1 „Host CPU Type“ is detected as x86_64, but not as „arm“
>>>>>>>      Workarround for this is, to set it manually in the configuration
>>>>>>> 
>>>>>>>  /2/ At least the following files are not compilable
>>>>>>>      arch/sim/src/sim/up_vfork_arm.S 
>>>>>>> <https://github.com/ptka/incubator-nuttx#diff-fd079323b0636ac4012f50afe8c5555656d7a760b0429f46188919fe7807f8a5
>>>>>>>  
>>>>>>> <https://github.com/ptka/incubator-nuttx#diff-fd079323b0636ac4012f50afe8c5555656d7a760b0429f46188919fe7807f8a5>
>>>>>>>  
>>>>>>> <https://github.com/ptka/incubator-nuttx#diff-fd079323b0636ac4012f50afe8c5555656d7a760b0429f46188919fe7807f8a5
>>>>>>>  
>>>>>>> <https://github.com/ptka/incubator-nuttx#diff-fd079323b0636ac4012f50afe8c5555656d7a760b0429f46188919fe7807f8a5>>>
>>>>>>>      libs/libc/machine/sim/arch_setjmp_arm.S 
>>>>>>> <https://github.com/ptka/incubator-nuttx#diff-cffded10274b4845aae8c75bd91550d140214585ea17d47f2cf01dd021a16abe
>>>>>>>  
>>>>>>> <https://github.com/ptka/incubator-nuttx#diff-cffded10274b4845aae8c75bd91550d140214585ea17d47f2cf01dd021a16abe>
>>>>>>>  
>>>>>>> <https://github.com/ptka/incubator-nuttx#diff-cffded10274b4845aae8c75bd91550d140214585ea17d47f2cf01dd021a16abe
>>>>>>>  
>>>>>>> <https://github.com/ptka/incubator-nuttx#diff-cffded10274b4845aae8c75bd91550d140214585ea17d47f2cf01dd021a16abe>>>
>>>>>>>      libs/libc/stdio/lib_libvsprintf.c 
>>>>>>> <https://github.com/ptka/incubator-nuttx#diff-befc8e04ddb3722f024f65ffd7648aac1cb24846d2b80fff6328e3cb5862220f
>>>>>>>  
>>>>>>> <https://github.com/ptka/incubator-nuttx#diff-befc8e04ddb3722f024f65ffd7648aac1cb24846d2b80fff6328e3cb5862220f>
>>>>>>>  
>>>>>>> <https://github.com/ptka/incubator-nuttx#diff-befc8e04ddb3722f024f65ffd7648aac1cb24846d2b80fff6328e3cb5862220f
>>>>>>>  
>>>>>>> <https://github.com/ptka/incubator-nuttx#diff-befc8e04ddb3722f024f65ffd7648aac1cb24846d2b80fff6328e3cb5862220f>>>
>>>>>>> 
>>>>>>> The 2nd point could be related to a wrong compiler/assembler selected
>>>>>>> or the way, the compiler is invoked. In worst case, it’s there code 
>>>>>>> itself.
>>>>>>> 
>>>>>>> I would be very interested helping to find a solution on this topic.
>>>>>>> 
>>>>>>> /Piet
>>>>>>> 
>>>>>>>> Am 29.01.2022 um 17:33 schrieb Tomasz CEDRO <to...@cedro.info 
>>>>>>>> <mailto:to...@cedro.info> <mailto:to...@cedro.info 
>>>>>>>> <mailto:to...@cedro.info>>>:
>>>>>>>> 
>>>>>>>> macOS is a BSD.. very close to FreeBSD:
>>>>>>>> 1. Use gmake.
>>>>>>>> 2. Make sure you have the right version of kconfig-frontends package
>>>>>>>> installed. If you installed it locally make sure path to your local
>>>>>>>> binary is in the first place.
>>>>>>>> 
>>>>>>>> -- 
>>>>>>>> CeDeROM, SQ7MHZ, http://www.tomek.cedro.info 
>>>>>>>> <http://www.tomek.cedro.info/> <http://www.tomek.cedro.info/ 
>>>>>>>> <http://www.tomek.cedro.info/>>
>>> 
> 

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