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  1. pblxptr revised this gist Nov 15, 2021. 1 changed file with 3 additions and 10 deletions.
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    @@ -141,16 +141,9 @@ sudo bmaptool copy --nobmap hhctrl-image-dev-hhctrl.wic.bz2 /dev/mmcblk0

    [How To use PWM in Linux through sysfs](https://developer.toradex.com/knowledge-base/pwm-linux#How_to_use_PWM_in_Linux_through_sysfs)

    #### RASPBERRYPI ZERO W
    * mkdir project && cd project
    * mkdir sources && cd sources
    * git clone -b gatesgarth git://git.yoctoproject.org/poky
    * git clone -b gatesgarth git://git.openembedded.org/meta-openembedded
    * git clone -b gatesgarth git://git.yoctoproject.org/meta-raspberrypi
    * cd .. && source sources/poky/oe-init-build-env build
    * cd build
    * bitbake-layers add-layer ../sources/meta-raspberrypi (you have to be in build directory)
    * echo 'MACHINE = "raspberrypi0-wifi"' >> conf/local.conf
    ### DS18B20 temperature sensor one wire ###
    * https://jumpnowtek.com/rpi/Using-DS18B20-1-wire-Temp-Sensors-with-the-Raspberry-Pi.html
    *

    ### WIFI STRATEGY FOR RPI ###
    * https://www.yoctoproject.org/pipermail/yocto/2018-June/041372.html
  2. pblxptr revised this gist Nov 8, 2021. 1 changed file with 1 addition and 0 deletions.
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    * [Doc](https://docs.yoctoproject.org/)
    * https://jumpnowtek.com/rpi/Raspberry-Pi-Systems-with-Yocto.html
    * https://www.youtube.com/watch?v=MjJw3c_5VC0
    * https://jumpnowtek.com/rpi/Using-DS18B20-1-wire-Temp-Sensors-with-the-Raspberry-Pi.html

    ## YOCTO
    ### Resources
  3. pblxptr revised this gist Oct 19, 2021. 1 changed file with 4 additions and 1 deletion.
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    @@ -158,4 +158,7 @@ sudo bmaptool copy --nobmap hhctrl-image-dev-hhctrl.wic.bz2 /dev/mmcblk0
    * https://raspberrypi.stackexchange.com/questions/48351/configure-wlan-for-raspberrypi3-using-image-created-with-yocto

    ### Partitions ###
    * https://pretalx.com/media/yocto-project-summit-2020/submissions/GVU8HS/resources/Norbert_Kaminski_Wic_plugin_devel_0Lszv3V.pdf *
    * https://pretalx.com/media/yocto-project-summit-2020/submissions/GVU8HS/resources/Norbert_Kaminski_Wic_plugin_devel_0Lszv3V.pdf * https://docs.yoctoproject.org/ref-manual/kickstart.html *

    ### OTA ###
    * https://afterhourscoding.wordpress.com/2020/07/26/integrating-swupdate-with-u-boot/ *
  4. pblxptr revised this gist Oct 19, 2021. 1 changed file with 2 additions and 1 deletion.
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    @@ -151,10 +151,11 @@ sudo bmaptool copy --nobmap hhctrl-image-dev-hhctrl.wic.bz2 /dev/mmcblk0
    * bitbake-layers add-layer ../sources/meta-raspberrypi (you have to be in build directory)
    * echo 'MACHINE = "raspberrypi0-wifi"' >> conf/local.conf


    ### WIFI STRATEGY FOR RPI ###
    * https://www.yoctoproject.org/pipermail/yocto/2018-June/041372.html
    * https://github.com/drewmoseley/meta-wifi-credentials/blob/master/sysvinit/recipes-connectivity/wpa-supplicant/wpa-supplicant_%25.bbappend - multiple ways to enable wlan configuration
    * https://raspberrypi.stackexchange.com/questions/48351/configure-wlan-for-raspberrypi3-using-image-created-with-yocto - adding broadcom drivers to kernel
    * https://raspberrypi.stackexchange.com/questions/48351/configure-wlan-for-raspberrypi3-using-image-created-with-yocto

    ### Partitions ###
    * https://pretalx.com/media/yocto-project-summit-2020/submissions/GVU8HS/resources/Norbert_Kaminski_Wic_plugin_devel_0Lszv3V.pdf *
  5. pblxptr revised this gist Oct 15, 2021. 1 changed file with 1 addition and 0 deletions.
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    ### USEFUL COMMANDS
    * ***-g*** - create dependency graph e.g. bibake -g foo [example](https://docs.yoctoproject.org/bitbake/bitbake-user-manual/bitbake-user-manual-intro.html#generating-dependency-graphs)
    * ***bitbake -c compile name*** - compile package

    ### ??? ###
    ***MACHINEL_EXTRA_RRECOMMENDS_append*** - do obrazu (NIE DLA obrazów typu core-image) dodane zostaną zdefiniowane paczki (np. sterownik wifi) CHYBA, że taki steronik znajduje się już w kernelu. Wtedy nie zostanie dodany, ale build się nie wywali.
  6. pblxptr revised this gist Jun 22, 2021. 1 changed file with 2 additions and 0 deletions.
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    @@ -105,6 +105,8 @@ bzip2 -d -f core-image-minimal-raspberrypi0-wifi-20210228190520.rootfs.wic.bz2
    ### COPY IMAGE TO SDCARD ###
    sudo dd if=core-image-minimal-raspberrypi0-wifi-20210228190520.rootfs.wic of=/dev/mmcblk0 bs=1M status=progress

    sudo bmaptool copy --nobmap hhctrl-image-dev-hhctrl.wic.bz2 /dev/mmcblk0

    ### BUILDING KERNEL MODULE OUT OF YOCTO ###
    * add following line to conf (local.conf / machine.conf etc) TOOLCHAIN_TARGET_TASK_append = " kernel-devsrc"
    * compile sdk -> - bitbake core-image-minimal -c populate_sdk
  7. pblxptr revised this gist May 31, 2021. 1 changed file with 3 additions and 1 deletion.
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    @@ -131,10 +131,12 @@ sudo dd if=core-image-minimal-raspberrypi0-wifi-20210228190520.rootfs.wic of=/de

    [Yocto Hw PWM](https://www.yoctoproject.org/pipermail/yocto/2015-July/025875.html)

    [Very useful guide](https://www.jumpnowtek.com/rpi/Using-the-Raspberry-Pi-Hardware-PWM-timers.html)
    [VERY!!! useful guide](https://www.jumpnowtek.com/rpi/Using-the-Raspberry-Pi-Hardware-PWM-timers.html)

    [DTS overlay](https://github.com/raspberrypi/linux/tree/rpi-5.10.y/arch/arm/boot/dts/overlays)

    [How To use PWM in Linux through sysfs](https://developer.toradex.com/knowledge-base/pwm-linux#How_to_use_PWM_in_Linux_through_sysfs)

    #### RASPBERRYPI ZERO W
    * mkdir project && cd project
    * mkdir sources && cd sources
  8. pblxptr revised this gist May 31, 2021. 1 changed file with 3 additions and 0 deletions.
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    @@ -128,8 +128,11 @@ sudo dd if=core-image-minimal-raspberrypi0-wifi-20210228190520.rootfs.wic of=/de
    * optionally add dtoverlay=pwm to RPI_EXTRA_CONFIG

    [Hw PWM example](https://www.ofitselfso.com/RPICSIO/Help/RPICSIOHelp_PWMPortExample.html)

    [Yocto Hw PWM](https://www.yoctoproject.org/pipermail/yocto/2015-July/025875.html)

    [Very useful guide](https://www.jumpnowtek.com/rpi/Using-the-Raspberry-Pi-Hardware-PWM-timers.html)

    [DTS overlay](https://github.com/raspberrypi/linux/tree/rpi-5.10.y/arch/arm/boot/dts/overlays)

    #### RASPBERRYPI ZERO W
  9. pblxptr revised this gist May 31, 2021. 1 changed file with 2 additions and 1 deletion.
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    @@ -128,8 +128,9 @@ sudo dd if=core-image-minimal-raspberrypi0-wifi-20210228190520.rootfs.wic of=/de
    * optionally add dtoverlay=pwm to RPI_EXTRA_CONFIG

    [Hw PWM example](https://www.ofitselfso.com/RPICSIO/Help/RPICSIOHelp_PWMPortExample.html)

    [Yocto Hw PWM](https://www.yoctoproject.org/pipermail/yocto/2015-July/025875.html)
    [Very useful guide](https://www.jumpnowtek.com/rpi/Using-the-Raspberry-Pi-Hardware-PWM-timers.html)
    [DTS overlay](https://github.com/raspberrypi/linux/tree/rpi-5.10.y/arch/arm/boot/dts/overlays)

    #### RASPBERRYPI ZERO W
    * mkdir project && cd project
  10. pblxptr revised this gist May 31, 2021. 1 changed file with 2 additions and 1 deletion.
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    @@ -123,7 +123,8 @@ sudo dd if=core-image-minimal-raspberrypi0-wifi-20210228190520.rootfs.wic of=/de

    ### RPI PWM ###
    * add to machine conf -> KERNEL_DEVICETREE_append += " overlays/pwm.dtbo"
    * add to boot/config.txt -> dtoverlay=pwm
    * add to boot/config.txt -> dtoverlay=pwm (or dtoverlay=pwm,pin=12,func=4 if you want to remap pin to GPIO12, default GPIO18)
    * optionally this one supports 2chan pwm -> pwm-2chan-overlay.dts
    * optionally add dtoverlay=pwm to RPI_EXTRA_CONFIG

    [Hw PWM example](https://www.ofitselfso.com/RPICSIO/Help/RPICSIOHelp_PWMPortExample.html)
  11. pblxptr revised this gist May 31, 2021. 1 changed file with 1 addition and 1 deletion.
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    @@ -121,7 +121,7 @@ sudo dd if=core-image-minimal-raspberrypi0-wifi-20210228190520.rootfs.wic of=/de

    [Example2](https://lists.yoctoproject.org/g/meta-freescale/topic/69260385)

    #### RPI PWM ####
    ### RPI PWM ###
    * add to machine conf -> KERNEL_DEVICETREE_append += " overlays/pwm.dtbo"
    * add to boot/config.txt -> dtoverlay=pwm
    * optionally add dtoverlay=pwm to RPI_EXTRA_CONFIG
  12. pblxptr revised this gist May 31, 2021. 1 changed file with 2 additions and 0 deletions.
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    @@ -118,6 +118,7 @@ sudo dd if=core-image-minimal-raspberrypi0-wifi-20210228190520.rootfs.wic of=/de
    * compile module -> KERNEL_SRC=/opt/sheli-dev/1.0.0/sysroots/arm1176jzfshf-vfp-poky-linux-gnueabi/usr/src/kernel make

    [Out of tree modules](https://docs.legato.io/17_07/yoctoOutofTreeKernelModule.html)

    [Example2](https://lists.yoctoproject.org/g/meta-freescale/topic/69260385)

    #### RPI PWM ####
    @@ -126,6 +127,7 @@ sudo dd if=core-image-minimal-raspberrypi0-wifi-20210228190520.rootfs.wic of=/de
    * optionally add dtoverlay=pwm to RPI_EXTRA_CONFIG

    [Hw PWM example](https://www.ofitselfso.com/RPICSIO/Help/RPICSIOHelp_PWMPortExample.html)

    [Yocto Hw PWM](https://www.yoctoproject.org/pipermail/yocto/2015-July/025875.html)

    #### RASPBERRYPI ZERO W
  13. pblxptr revised this gist May 31, 2021. 1 changed file with 8 additions and 0 deletions.
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    [Out of tree modules](https://docs.legato.io/17_07/yoctoOutofTreeKernelModule.html)
    [Example2](https://lists.yoctoproject.org/g/meta-freescale/topic/69260385)

    #### RPI PWM ####
    * add to machine conf -> KERNEL_DEVICETREE_append += " overlays/pwm.dtbo"
    * add to boot/config.txt -> dtoverlay=pwm
    * optionally add dtoverlay=pwm to RPI_EXTRA_CONFIG

    [Hw PWM example](https://www.ofitselfso.com/RPICSIO/Help/RPICSIOHelp_PWMPortExample.html)
    [Yocto Hw PWM](https://www.yoctoproject.org/pipermail/yocto/2015-July/025875.html)

    #### RASPBERRYPI ZERO W
    * mkdir project && cd project
    * mkdir sources && cd sources
  14. pblxptr revised this gist May 31, 2021. 1 changed file with 1 addition and 0 deletions.
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    @@ -118,6 +118,7 @@ sudo dd if=core-image-minimal-raspberrypi0-wifi-20210228190520.rootfs.wic of=/de
    * compile module -> KERNEL_SRC=/opt/sheli-dev/1.0.0/sysroots/arm1176jzfshf-vfp-poky-linux-gnueabi/usr/src/kernel make

    [Out of tree modules](https://docs.legato.io/17_07/yoctoOutofTreeKernelModule.html)
    [Example2](https://lists.yoctoproject.org/g/meta-freescale/topic/69260385)

    #### RASPBERRYPI ZERO W
    * mkdir project && cd project
  15. pblxptr revised this gist May 30, 2021. 1 changed file with 1 addition and 1 deletion.
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    @@ -117,7 +117,7 @@ sudo dd if=core-image-minimal-raspberrypi0-wifi-20210228190520.rootfs.wic of=/de
    * source sdk evn -> source /opt/sheli-dev/1.0.0/environment-setup-arm1176jzfshf-vfp-poky-linux-gnueabi
    * compile module -> KERNEL_SRC=/opt/sheli-dev/1.0.0/sysroots/arm1176jzfshf-vfp-poky-linux-gnueabi/usr/src/kernel make


    [Out of tree modules](https://docs.legato.io/17_07/yoctoOutofTreeKernelModule.html)

    #### RASPBERRYPI ZERO W
    * mkdir project && cd project
  16. pblxptr revised this gist May 30, 2021. 1 changed file with 10 additions and 4 deletions.
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    @@ -107,11 +107,17 @@ sudo dd if=core-image-minimal-raspberrypi0-wifi-20210228190520.rootfs.wic of=/de

    ### BUILDING KERNEL MODULE OUT OF YOCTO ###
    * add following line to conf (local.conf / machine.conf etc) TOOLCHAIN_TARGET_TASK_append = " kernel-devsrc"
    * compile sdk - bitbake core-image-minimal -c populate_sdk
    * install sdk
    * source e.g. /opt/sheli-dev/1.0.0/environment-setup-arm1176jzfshf-vfp-poky-linux-gnueabi
    * compile sdk -> - bitbake core-image-minimal -c populate_sdk
    * install sdk -> (sudo) /home/pp/yocto-hh/build/tmp/deploy/sdk/sheli-dev-glibc-x86_64-core-image-minimal-arm1176jzfshf-vfp-hhctrl-toolchain-1.0.0.sh
    * add compiler to path -> export PATH=$PATH:/opt/sheli-dev/1.0.0/sysroots/x86_64-pokysdk-linux/usr/bin/arm-poky-linux-gnueabi:$PATH
    * go to kernel dir -> cd /opt/sheli-dev/1.0.0/sysroots/arm1176jzfshf-vfp-poky-linux-gnueabi/usr/src/kernel
    * log as root -> su (root)
    * make scripts -> ARCH=arm CROSS_COMPILE=arm-poky-linux-gnueabi- make scripts
    * make prepare -> ARCH=arm CROSS_COMPILE=arm-poky-linux-gnueabi- make modules_prepare / prepare
    * source sdk evn -> source /opt/sheli-dev/1.0.0/environment-setup-arm1176jzfshf-vfp-poky-linux-gnueabi
    * compile module -> KERNEL_SRC=/opt/sheli-dev/1.0.0/sysroots/arm1176jzfshf-vfp-poky-linux-gnueabi/usr/src/kernel make


    [https://docs.legato.io/17_07/yoctoOutofTreeKernelModule.html](Out of tree module)

    #### RASPBERRYPI ZERO W
    * mkdir project && cd project
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    @@ -111,6 +111,8 @@ sudo dd if=core-image-minimal-raspberrypi0-wifi-20210228190520.rootfs.wic of=/de
    * install sdk
    * source e.g. /opt/sheli-dev/1.0.0/environment-setup-arm1176jzfshf-vfp-poky-linux-gnueabi

    [https://docs.legato.io/17_07/yoctoOutofTreeKernelModule.html](Out of tree module)

    #### RASPBERRYPI ZERO W
    * mkdir project && cd project
    * mkdir sources && cd sources
  18. pblxptr revised this gist May 29, 2021. 1 changed file with 5 additions and 1 deletion.
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    @@ -105,7 +105,11 @@ bzip2 -d -f core-image-minimal-raspberrypi0-wifi-20210228190520.rootfs.wic.bz2
    ### COPY IMAGE TO SDCARD ###
    sudo dd if=core-image-minimal-raspberrypi0-wifi-20210228190520.rootfs.wic of=/dev/mmcblk0 bs=1M status=progress


    ### BUILDING KERNEL MODULE OUT OF YOCTO ###
    * add following line to conf (local.conf / machine.conf etc) TOOLCHAIN_TARGET_TASK_append = " kernel-devsrc"
    * compile sdk - bitbake core-image-minimal -c populate_sdk
    * install sdk
    * source e.g. /opt/sheli-dev/1.0.0/environment-setup-arm1176jzfshf-vfp-poky-linux-gnueabi

    #### RASPBERRYPI ZERO W
    * mkdir project && cd project
  19. pblxptr revised this gist May 27, 2021. 1 changed file with 5 additions and 3 deletions.
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    * [meander](https://hub.mender.io/t/how-to-create-custom-images-using-yocto-project/902)

    ***core-image-minimal*** (core-image-minimal.bb) nadpisuje IMAGE_INSTALL całkowicie! - IMAGE_INSTALL = "packagegroup-core-boot ${CORE_IMAGE_EXTRA_INSTALL}"
    ***core-image-minimal*** (core-image-minimal.bb) nadpisuje IMAGE_INSTALL całkowicie! -

    ```IMAGE_INSTALL = "packagegroup-core-boot ${CORE_IMAGE_EXTRA_INSTALL}"```

    ***core-image-base*** - zawiera dużo więcej paczek. To co znajduje się w core-image-base jest w (core-image.bbclass)
    ```
    CORE_IMAGE_BASE_INSTALL = '\
    packagegroup-core-boot \ -> packagegroup-core-boot.bb

    packagegroup-base-extended \ -> package-group-base.bb
    \
    ${CORE_IMAGE_EXTRA_INSTALL} \
    '
    CORE_IMAGE_EXTRA_INSTALL ?= ""
    IMAGE_INSTALL ?= "${CORE_IMAGE_BASE_INSTALL}"

    ```



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    ***core-image-base*** - zawiera dużo więcej paczek. To co znajduje się w core-image-base jest w (core-image.bbclass)
    CORE_IMAGE_BASE_INSTALL = '\
    packagegroup-core-boot \ -> packagegroup-core-boot.bb

    packagegroup-base-extended \ -> package-group-base.bb
    \
    ${CORE_IMAGE_EXTRA_INSTALL} \
  21. pblxptr revised this gist May 27, 2021. 1 changed file with 2 additions and 2 deletions.
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    * [meander](https://hub.mender.io/t/how-to-create-custom-images-using-yocto-project/902)

    ### core-image-minimal ### (core-image-minimal.bb) nadpisuje IMAGE_INSTALL całkowicie! - IMAGE_INSTALL = "packagegroup-core-boot ${CORE_IMAGE_EXTRA_INSTALL}"
    ***core-image-minimal*** (core-image-minimal.bb) nadpisuje IMAGE_INSTALL całkowicie! - IMAGE_INSTALL = "packagegroup-core-boot ${CORE_IMAGE_EXTRA_INSTALL}"

    ### core-image-base ### - zawiera dużo więcej paczek. To co znajduje się w core-image-base jest w (core-image.bbclass)
    ***core-image-base*** - zawiera dużo więcej paczek. To co znajduje się w core-image-base jest w (core-image.bbclass)
    CORE_IMAGE_BASE_INSTALL = '\
    packagegroup-core-boot \ -> packagegroup-core-boot.bb
    packagegroup-base-extended \ -> package-group-base.bb
  22. pblxptr revised this gist May 27, 2021. 1 changed file with 2 additions and 2 deletions.
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    * [meander](https://hub.mender.io/t/how-to-create-custom-images-using-yocto-project/902)

    core-image-minimal(core-image-minimal.bb) nadpisuje IMAGE_INSTALL całkowicie! - IMAGE_INSTALL = "packagegroup-core-boot ${CORE_IMAGE_EXTRA_INSTALL}"
    ### core-image-minimal ### (core-image-minimal.bb) nadpisuje IMAGE_INSTALL całkowicie! - IMAGE_INSTALL = "packagegroup-core-boot ${CORE_IMAGE_EXTRA_INSTALL}"

    core-image-base - zawiera dużo więcej paczek. To co znajduje się w core-image-base jest w (core-image.bbclass)
    ### core-image-base ### - zawiera dużo więcej paczek. To co znajduje się w core-image-base jest w (core-image.bbclass)
    CORE_IMAGE_BASE_INSTALL = '\
    packagegroup-core-boot \ -> packagegroup-core-boot.bb
    packagegroup-base-extended \ -> package-group-base.bb
  23. pblxptr revised this gist May 27, 2021. 1 changed file with 18 additions and 2 deletions.
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    ***CORE_IMAGE_EXTRA_INSTALL*** += "ethtool evtest fbset i2c-tools memtester" - do obrazu core image zostaną doadne jakieś pakiety, które nie są zdefiniowane jako ficzery, mogą to być np. pojedyncze paczki.

    [stackoverflow](https://stackoverflow.com/questions/56880237/image-features-vs-image-install-in-yocto)
    * [stackoverflow](https://stackoverflow.com/questions/56880237/image-features-vs-image-install-in-yocto)

    * [meander](https://hub.mender.io/t/how-to-create-custom-images-using-yocto-project/902)

    core-image-minimal(core-image-minimal.bb) nadpisuje IMAGE_INSTALL całkowicie! - IMAGE_INSTALL = "packagegroup-core-boot ${CORE_IMAGE_EXTRA_INSTALL}"

    core-image-base - zawiera dużo więcej paczek. To co znajduje się w core-image-base jest w (core-image.bbclass)
    CORE_IMAGE_BASE_INSTALL = '\
    packagegroup-core-boot \ -> packagegroup-core-boot.bb
    packagegroup-base-extended \ -> package-group-base.bb
    \
    ${CORE_IMAGE_EXTRA_INSTALL} \
    '
    CORE_IMAGE_EXTRA_INSTALL ?= ""

    IMAGE_INSTALL ?= "${CORE_IMAGE_BASE_INSTALL}"



    [meander](https://hub.mender.io/t/how-to-create-custom-images-using-yocto-project/902)


    ### BBAPPEND - ..bbappend pliki konfiguracyjne do budowania receptury.
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    @@ -32,7 +32,9 @@ Raspberry Pi Zero W
    ***IMAGE_FEATURES*** += "ssh-server-dropbear tools-debug debug-tweaks" - dodaje ficzery (zdefiniowane wcześniej), dla danego obrazu. Może być tak, że np. ficzer ssh-server-dropbear zawiera wiele paczek.

    ***CORE_IMAGE_EXTRA_INSTALL*** += "ethtool evtest fbset i2c-tools memtester" - do obrazu core image zostaną doadne jakieś pakiety, które nie są zdefiniowane jako ficzery, mogą to być np. pojedyncze paczki.

    [stackoverflow](https://stackoverflow.com/questions/56880237/image-features-vs-image-install-in-yocto)

    [meander](https://hub.mender.io/t/how-to-create-custom-images-using-yocto-project/902)


  25. pblxptr revised this gist May 27, 2021. 1 changed file with 7 additions and 2 deletions.
    9 changes: 7 additions & 2 deletions yocto.md
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    Original file line number Diff line number Diff line change
    @@ -25,10 +25,15 @@ Raspberry Pi Zero W
    * ***-g*** - create dependency graph e.g. bibake -g foo [example](https://docs.yoctoproject.org/bitbake/bitbake-user-manual/bitbake-user-manual-intro.html#generating-dependency-graphs)

    ### ??? ###
    MACHINEL_EXTRA_RRECOMMENDS_append - do obrazu (NIE DLA obrazów typu core-image) dodane zostaną zdefiniowane paczki (np. sterownik wifi) CHYBA, że taki steronik znajduje się już w kernelu. Wtedy nie zostanie dodany, ale build się nie wywali.
    ***MACHINEL_EXTRA_RRECOMMENDS_append*** - do obrazu (NIE DLA obrazów typu core-image) dodane zostaną zdefiniowane paczki (np. sterownik wifi) CHYBA, że taki steronik znajduje się już w kernelu. Wtedy nie zostanie dodany, ale build się nie wywali.

    MACHINE_ESSENTIAL_EXTRA_RRECOMMENDS_append - do obrazu (nawet bazującego na core-image) dodane zostaną zdefiniowane paczki (np. sterownik wifi) CHYBA, że taki steronik znajduje się już w kernelu. Wtedy nie zostanie dodany, ale build się nie wywali.
    ***MACHINE_ESSENTIAL_EXTRA_RRECOMMENDS_append*** - do obrazu (nawet bazującego na core-image) dodane zostaną zdefiniowane paczki (np. sterownik wifi) CHYBA, że taki steronik znajduje się już w kernelu. Wtedy nie zostanie dodany, ale build się nie wywali.

    ***IMAGE_FEATURES*** += "ssh-server-dropbear tools-debug debug-tweaks" - dodaje ficzery (zdefiniowane wcześniej), dla danego obrazu. Może być tak, że np. ficzer ssh-server-dropbear zawiera wiele paczek.

    ***CORE_IMAGE_EXTRA_INSTALL*** += "ethtool evtest fbset i2c-tools memtester" - do obrazu core image zostaną doadne jakieś pakiety, które nie są zdefiniowane jako ficzery, mogą to być np. pojedyncze paczki.
    [stackoverflow](https://stackoverflow.com/questions/56880237/image-features-vs-image-install-in-yocto)
    [meander](https://hub.mender.io/t/how-to-create-custom-images-using-yocto-project/902)


    ### BBAPPEND - ..bbappend pliki konfiguracyjne do budowania receptury.
  26. pblxptr revised this gist May 27, 2021. No changes.
  27. pblxptr revised this gist May 27, 2021. 1 changed file with 5 additions and 0 deletions.
    5 changes: 5 additions & 0 deletions yocto.md
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    @@ -24,6 +24,11 @@ Raspberry Pi Zero W
    ### USEFUL COMMANDS
    * ***-g*** - create dependency graph e.g. bibake -g foo [example](https://docs.yoctoproject.org/bitbake/bitbake-user-manual/bitbake-user-manual-intro.html#generating-dependency-graphs)

    ### ??? ###
    MACHINEL_EXTRA_RRECOMMENDS_append - do obrazu (NIE DLA obrazów typu core-image) dodane zostaną zdefiniowane paczki (np. sterownik wifi) CHYBA, że taki steronik znajduje się już w kernelu. Wtedy nie zostanie dodany, ale build się nie wywali.

    MACHINE_ESSENTIAL_EXTRA_RRECOMMENDS_append - do obrazu (nawet bazującego na core-image) dodane zostaną zdefiniowane paczki (np. sterownik wifi) CHYBA, że taki steronik znajduje się już w kernelu. Wtedy nie zostanie dodany, ale build się nie wywali.



    ### BBAPPEND - ..bbappend pliki konfiguracyjne do budowania receptury.
  28. pblxptr revised this gist May 27, 2021. 1 changed file with 1 addition and 1 deletion.
    2 changes: 1 addition & 1 deletion yocto.md
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    Original file line number Diff line number Diff line change
    @@ -14,7 +14,7 @@ Raspberry Pi Zero W
    * https://layers.openembedded.org
    * http://git.yoctoproject.org/cgit/cgit.cgi/poky/- meta-poky reference layer, contains tools to build project
    * http://git.openembedded.org/meta-openembedded - meta-openembedded a layer that contains all useful tools across the embedded world.
    * * https://www.yoctoproject.org/docs/2.7/ref-manual/ref-manual.html#ref-features - features supported by YOCTO project
    * https://www.yoctoproject.org/docs/2.7/ref-manual/ref-manual.html#ref-features - features shipped by YOCTO project


    ### ESSENTIAL COMMANDS ###
  29. pblxptr revised this gist May 27, 2021. 1 changed file with 5 additions and 4 deletions.
    9 changes: 5 additions & 4 deletions yocto.md
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    @@ -14,6 +14,7 @@ Raspberry Pi Zero W
    * https://layers.openembedded.org
    * http://git.yoctoproject.org/cgit/cgit.cgi/poky/- meta-poky reference layer, contains tools to build project
    * http://git.openembedded.org/meta-openembedded - meta-openembedded a layer that contains all useful tools across the embedded world.
    * * https://www.yoctoproject.org/docs/2.7/ref-manual/ref-manual.html#ref-features - features supported by YOCTO project


    ### ESSENTIAL COMMANDS ###
    @@ -88,8 +89,8 @@ sudo dd if=core-image-minimal-raspberrypi0-wifi-20210228190520.rootfs.wic of=/de


    ### WIFI STRATEGY FOR RPI ###
    https://www.yoctoproject.org/pipermail/yocto/2018-June/041372.html
    https://github.com/drewmoseley/meta-wifi-credentials/blob/master/sysvinit/recipes-connectivity/wpa-supplicant/wpa-supplicant_%25.bbappend - multiple ways to enable wlan configuration
    https://raspberrypi.stackexchange.com/questions/48351/configure-wlan-for-raspberrypi3-using-image-created-with-yocto - adding broadcom drivers to kernel
    https://raspberrypi.stackexchange.com/questions/48351/configure-wlan-for-raspberrypi3-using-image-created-with-yocto
    * https://www.yoctoproject.org/pipermail/yocto/2018-June/041372.html
    * https://github.com/drewmoseley/meta-wifi-credentials/blob/master/sysvinit/recipes-connectivity/wpa-supplicant/wpa-supplicant_%25.bbappend - multiple ways to enable wlan configuration
    * https://raspberrypi.stackexchange.com/questions/48351/configure-wlan-for-raspberrypi3-using-image-created-with-yocto - adding broadcom drivers to kernel
    * https://raspberrypi.stackexchange.com/questions/48351/configure-wlan-for-raspberrypi3-using-image-created-with-yocto

  30. pblxptr revised this gist May 26, 2021. 1 changed file with 4 additions and 1 deletion.
    5 changes: 4 additions & 1 deletion yocto.md
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    @@ -89,4 +89,7 @@ sudo dd if=core-image-minimal-raspberrypi0-wifi-20210228190520.rootfs.wic of=/de

    ### WIFI STRATEGY FOR RPI ###
    https://www.yoctoproject.org/pipermail/yocto/2018-June/041372.html
    https://github.com/drewmoseley/meta-wifi-credentials/blob/master/sysvinit/recipes-connectivity/wpa-supplicant/wpa-supplicant_%25.bbappend
    https://github.com/drewmoseley/meta-wifi-credentials/blob/master/sysvinit/recipes-connectivity/wpa-supplicant/wpa-supplicant_%25.bbappend - multiple ways to enable wlan configuration
    https://raspberrypi.stackexchange.com/questions/48351/configure-wlan-for-raspberrypi3-using-image-created-with-yocto - adding broadcom drivers to kernel
    https://raspberrypi.stackexchange.com/questions/48351/configure-wlan-for-raspberrypi3-using-image-created-with-yocto