61 lines
1.9 KiB
Plaintext
61 lines
1.9 KiB
Plaintext
# Broadcom BCM2711 quad core 1-8Gb RAM SoC USB3 GBE USB-C WiFi/BT
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declare -g BOARD_NAME="Raspberry Pi 4"
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declare -g BOARDFAMILY="bcm2711"
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declare -g BOARD_MAINTAINER="teknoid PanderMusubi"
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declare -g KERNEL_TARGET="legacy,current,edge"
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declare -g FK__MACHINE_MODEL="Raspberry Pi 4 Model B" # flash kernel (FK) configuration
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declare -g ASOUND_STATE="asound.state.rpi"
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# Our default paritioning system is leaving esp on. Rpi3 is the only board that have issues with this.
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# Removing the ESP flag from the boot partition should allow the image to boot on both the RPi3 and RPi4.
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pre_umount_final_image__remove_esp() {
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display_alert "Removing ESP flag from FAT partition" "rpi4 / rpi3" "info"
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run_host_command_logged parted -s "${LOOP}" set 1 esp off
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}
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# configure stuff at the appropriate time in flash-kernel
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pre_initramfs_flash_kernel__write_raspi_config() {
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declare comment_if_debug=""
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declare not_comment_if_debug="#"
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if [[ "${RPI_DEBUG_CONSOLE}" != "yes" ]]; then
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comment_if_debug="#"
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not_comment_if_debug=""
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# for serial console, there is also 'BOOT_UART=1' in 'rpi-eeprom-config' but that is for an earlier stage.
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# look at with it rpi-eeprom-config, change with 'EDITOR=nano rpi-eeprom-config --edit'
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fi
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cat <<- EOD > "${FIRMWARE_DIR}/config.txt"
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[pi4]
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max_framebuffers=2
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over_voltage=2
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arm_freq=1800
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[all]
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kernel=vmlinuz
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cmdline=cmdline.txt
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initramfs initrd.img followkernel
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disable_overscan=1
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hdmi_drive=2
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arm_64bit=1
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disable_splash=1
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# enable audio (loads snd_bcm2835)
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dtparam=audio=on
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# bootloader logs to serial, second stage
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${not_comment_if_debug}enable_uart=1
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# overclock. requires decent thermals. COMMENT OUT IF DON'T USE A GREAT COOLER OR HEATSINK.
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# over_voltage=6
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# arm_freq=2000
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# uncomment to disable wifi or bt.
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#dtoverlay=disable-wifi
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${comment_if_debug}dtoverlay=disable-bt
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# gpu and 3d stuff.
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gpu_mem=256
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dtoverlay=vc4-fkms-v3d
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EOD
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}
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