mirror of
https://git.yoctoproject.org/meta-raspberrypi
synced 2026-04-20 11:28:19 +00:00
50fd319205
We used to have this as the default but there was a bug at some point in the firmware which didn't work with compressed kernel images. We switched to Image and never changed it back even though that bug is long history. In this way we will stop carrying 15M of a kernel image. 4M looks much better. Signed-off-by: Andrei Gherzan <andrei@gherzan.com>
108 lines
3.6 KiB
PHP
108 lines
3.6 KiB
PHP
include conf/machine/include/rpi-default-settings.inc
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include conf/machine/include/rpi-default-versions.inc
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include conf/machine/include/rpi-default-providers.inc
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SOC_FAMILY = "rpi"
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include conf/machine/include/soc-family.inc
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IMAGE_FSTYPES ?= "tar.bz2 ext3 rpi-sdimg"
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XSERVER = " \
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xserver-xorg \
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${@bb.utils.contains("MACHINE_FEATURES", "vc4graphics", "xserver-xorg-extension-glx", "", d)} \
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${@bb.utils.contains("MACHINE_FEATURES", "vc4graphics", "xf86-video-modesetting", "xf86-video-fbdev", d)} \
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"
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KERNEL_DEVICETREE ?= " \
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bcm2708-rpi-0-w.dtb \
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bcm2708-rpi-b.dtb \
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bcm2708-rpi-b-plus.dtb \
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bcm2709-rpi-2-b.dtb \
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bcm2710-rpi-3-b.dtb \
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bcm2708-rpi-cm.dtb \
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bcm2710-rpi-cm3.dtb \
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\
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overlays/hifiberry-amp.dtbo \
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overlays/hifiberry-dac.dtbo \
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overlays/hifiberry-dacplus.dtbo \
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overlays/hifiberry-digi.dtbo \
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overlays/i2c-rtc.dtbo \
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overlays/iqaudio-dac.dtbo \
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overlays/iqaudio-dacplus.dtbo \
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overlays/lirc-rpi.dtbo \
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overlays/pitft22.dtbo \
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overlays/pitft28-resistive.dtbo \
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overlays/pitft35-resistive.dtbo \
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overlays/pps-gpio.dtbo \
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overlays/rpi-ft5406.dtbo \
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overlays/w1-gpio.dtbo \
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overlays/w1-gpio-pullup.dtbo \
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overlays/pi3-disable-bt.dtbo \
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overlays/pi3-miniuart-bt.dtbo \
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overlays/vc4-kms-v3d.dtbo \
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"
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# By default:
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#
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# * When u-boot is disabled use the "Image" format which can be directly loaded
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# by the rpi firmware.
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#
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# * When u-boot is enabled use the "uImage" format and the "bootm" command
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# within u-boot to load the kernel.
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KERNEL_BOOTCMD ??= "bootm"
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KERNEL_IMAGETYPE_UBOOT ??= "uImage"
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KERNEL_IMAGETYPE ?= "${@bb.utils.contains('RPI_USE_U_BOOT', '1', '${KERNEL_IMAGETYPE_UBOOT}', 'zImage', d)}"
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MACHINE_FEATURES += "apm usbhost keyboard vfat ext2 screen touchscreen alsa bluetooth wifi sdio"
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# Raspberry Pi has no hardware clock
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MACHINE_FEATURES_BACKFILL_CONSIDERED = "rtc"
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MACHINE_EXTRA_RRECOMMENDS += " kernel-modules"
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# Set Raspberrypi splash image
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SPLASH = "psplash-raspberrypi"
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def make_dtb_boot_files(d):
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# Generate IMAGE_BOOT_FILES entries for device tree files listed in
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# KERNEL_DEVICETREE.
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alldtbs = d.getVar('KERNEL_DEVICETREE')
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imgtyp = d.getVar('KERNEL_IMAGETYPE')
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def transform(dtb):
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if dtb.endswith('dtb'):
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# eg: whatever/bcm2708-rpi-b.dtb has:
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# DEPLOYDIR file: ${KERNEL_IMAGETYPE}-bcm2708-rpi-b.dtb
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# destination: bcm2708-rpi-b.dtb
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base = os.path.basename(dtb)
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src = '{}-{}'.format(imgtyp, base)
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dst = base
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return '{};{}'.format(src, dst)
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elif dtb.endswith('dtbo'):
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# overlay dtb:
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# eg: overlays/hifiberry-amp.dtbo has:
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# DEPLOYDIR file: ${KERNEL_IMAGETYPE}-hifiberry-amp.dtbo
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# destination: overlays/hifiberry-amp.dtbo
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base = os.path.basename(dtb)
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src = '{}-{}'.format(imgtyp, base)
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dst = dtb
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return '{};{}'.format(src, dtb)
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return ' '.join([transform(dtb) for dtb in alldtbs.split(' ') if dtb])
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IMAGE_BOOT_FILES ?= "bcm2835-bootfiles/* \
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${@make_dtb_boot_files(d)} \
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${@bb.utils.contains('RPI_USE_U_BOOT', '1', \
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'${KERNEL_IMAGETYPE} u-boot.bin;${SDIMG_KERNELIMAGE} boot.scr', \
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'${KERNEL_IMAGETYPE};${SDIMG_KERNELIMAGE}', d)} \
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"
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do_image_wic[depends] += " \
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bcm2835-bootfiles:do_deploy \
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${@bb.utils.contains('RPI_USE_U_BOOT', '1', 'u-boot:do_deploy', '',d)} \
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"
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# The kernel image is installed into the FAT32 boot partition and does not need
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# to also be installed into the rootfs.
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RDEPENDS_kernel-base = ""
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