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recipes-kernel: linux: New recipe which builds a minimal linux kernel image embedding an initramfs with Petitboot
This commit is contained in:
Romain Perier
parent
519b017812
commit
de3a3eedbd
186
recipes-kernel/linux/linux-petitboot/defconfig
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186
recipes-kernel/linux/linux-petitboot/defconfig
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CONFIG_CROSS_COMPILE="arm-linux-gnueabi-"
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# CONFIG_LOCALVERSION_AUTO is not set
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CONFIG_KERNEL_LZO=y
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CONFIG_DEFAULT_HOSTNAME="rockchip"
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# CONFIG_SWAP is not set
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CONFIG_SYSVIPC=y
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# CONFIG_USELIB is not set
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CONFIG_BLK_DEV_INITRD=y
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# CONFIG_RD_GZIP is not set
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# CONFIG_RD_BZIP2 is not set
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# CONFIG_RD_LZMA is not set
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# CONFIG_RD_XZ is not set
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# CONFIG_RD_LZO is not set
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# CONFIG_RD_LZ4 is not set
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CONFIG_CC_OPTIMIZE_FOR_SIZE=y
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# CONFIG_COMPAT_BRK is not set
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CONFIG_SLAB=y
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CONFIG_JUMP_LABEL=y
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CONFIG_CC_STACKPROTECTOR_REGULAR=y
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CONFIG_PARTITION_ADVANCED=y
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# CONFIG_EFI_PARTITION is not set
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# CONFIG_IOSCHED_CFQ is not set
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CONFIG_ARCH_ROCKCHIP=y
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CONFIG_PL310_ERRATA_588369=y
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CONFIG_PL310_ERRATA_727915=y
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CONFIG_ARM_ERRATA_720789=y
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CONFIG_ARM_ERRATA_754322=y
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CONFIG_SMP=y
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CONFIG_PREEMPT=y
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CONFIG_AEABI=y
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CONFIG_HIGHMEM=y
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# CONFIG_COMPACTION is not set
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CONFIG_DEFAULT_MMAP_MIN_ADDR=65536
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CONFIG_CLEANCACHE=y
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CONFIG_ZBOOT_ROM_TEXT=0x0
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CONFIG_ARM_APPENDED_DTB=y
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CONFIG_ARM_ATAG_DTB_COMPAT=y
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CONFIG_ARM_ATAG_DTB_COMPAT_CMDLINE_EXTEND=y
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CONFIG_CMDLINE="console=ttyS2,115200 quiet"
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CONFIG_CMDLINE_FORCE=y
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CONFIG_KEXEC=y
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CONFIG_CPU_FREQ=y
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CONFIG_CPU_FREQ_DEFAULT_GOV_CONSERVATIVE=y
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CONFIG_CPUFREQ_DT=y
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CONFIG_CPU_IDLE=y
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CONFIG_VFP=y
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CONFIG_NEON=y
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# CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set
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CONFIG_NET=y
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CONFIG_PACKET=y
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CONFIG_UNIX=y
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CONFIG_INET=y
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# CONFIG_INET_XFRM_MODE_TRANSPORT is not set
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# CONFIG_INET_XFRM_MODE_TUNNEL is not set
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# CONFIG_INET_XFRM_MODE_BEET is not set
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# CONFIG_INET_LRO is not set
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# CONFIG_INET_DIAG is not set
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# CONFIG_IPV6 is not set
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CONFIG_CFG80211_WEXT=y
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CONFIG_RFKILL=y
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CONFIG_DEVTMPFS=y
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CONFIG_DEVTMPFS_MOUNT=y
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# CONFIG_FIRMWARE_IN_KERNEL is not set
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CONFIG_BLK_DEV_LOOP=y
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CONFIG_BLK_DEV_RAM=y
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CONFIG_BLK_DEV_RAM_COUNT=1
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CONFIG_BLK_DEV_RAM_SIZE=16384
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CONFIG_SRAM=y
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CONFIG_SCSI=y
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# CONFIG_SCSI_PROC_FS is not set
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CONFIG_BLK_DEV_SD=y
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# CONFIG_SCSI_LOWLEVEL is not set
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CONFIG_NETDEVICES=y
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CONFIG_EMAC_ROCKCHIP=y
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# CONFIG_NET_CADENCE is not set
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# CONFIG_NET_VENDOR_BROADCOM is not set
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# CONFIG_NET_VENDOR_CIRRUS is not set
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# CONFIG_NET_VENDOR_FARADAY is not set
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# CONFIG_NET_VENDOR_INTEL is not set
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# CONFIG_NET_VENDOR_MARVELL is not set
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# CONFIG_NET_VENDOR_MICREL is not set
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# CONFIG_NET_VENDOR_NATSEMI is not set
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# CONFIG_NET_VENDOR_SAMSUNG is not set
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# CONFIG_NET_VENDOR_SEEQ is not set
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# CONFIG_NET_VENDOR_SMSC is not set
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CONFIG_STMMAC_ETH=y
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# CONFIG_NET_VENDOR_VIA is not set
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# CONFIG_NET_VENDOR_WIZNET is not set
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CONFIG_SMSC_PHY=y
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# CONFIG_INPUT_MOUSEDEV_PSAUX is not set
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CONFIG_INPUT_MOUSEDEV_SCREEN_X=800
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CONFIG_INPUT_MOUSEDEV_SCREEN_Y=600
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CONFIG_INPUT_EVDEV=y
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# CONFIG_KEYBOARD_ATKBD is not set
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CONFIG_KEYBOARD_GPIO=y
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CONFIG_KEYBOARD_GPIO_POLLED=y
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# CONFIG_INPUT_MOUSE is not set
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CONFIG_INPUT_TOUCHSCREEN=y
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CONFIG_INPUT_MISC=y
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# CONFIG_SERIO is not set
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# CONFIG_LEGACY_PTYS is not set
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# CONFIG_DEVKMEM is not set
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CONFIG_SERIAL_8250=y
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CONFIG_SERIAL_8250_CONSOLE=y
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CONFIG_SERIAL_8250_DW=y
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# CONFIG_HW_RANDOM is not set
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CONFIG_I2C_GPIO=y
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CONFIG_I2C_RK3X=y
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CONFIG_SPI=y
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CONFIG_SPI_ROCKCHIP=y
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CONFIG_GPIO_DWAPB=y
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CONFIG_POWER_SUPPLY=y
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CONFIG_POWER_RESET=y
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CONFIG_ROCKCHIP_IODOMAIN=y
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CONFIG_SENSORS_IIO_HWMON=y
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CONFIG_THERMAL=y
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CONFIG_CPU_THERMAL=y
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CONFIG_MFD_RK808=y
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CONFIG_MFD_TPS65910=y
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CONFIG_REGULATOR=y
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CONFIG_REGULATOR_FIXED_VOLTAGE=y
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CONFIG_REGULATOR_ACT8865=y
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CONFIG_REGULATOR_FAN53555=y
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CONFIG_REGULATOR_RK808=y
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CONFIG_DRM=y
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CONFIG_DRM_ROCKCHIP=y
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CONFIG_DRM_PANEL_SIMPLE=y
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CONFIG_FB_MODE_HELPERS=y
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CONFIG_BACKLIGHT_LCD_SUPPORT=y
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CONFIG_BACKLIGHT_CLASS_DEVICE=y
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# CONFIG_BACKLIGHT_GENERIC is not set
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CONFIG_BACKLIGHT_PWM=y
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CONFIG_USB=y
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CONFIG_USB_ANNOUNCE_NEW_DEVICES=y
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CONFIG_USB_OTG=y
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CONFIG_USB_MON=y
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CONFIG_USB_DWC2=y
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CONFIG_USB_DWC2_PLATFORM=y
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CONFIG_NOP_USB_XCEIV=y
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CONFIG_USB_ULPI=y
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CONFIG_MMC=y
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CONFIG_MMC_DW=y
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CONFIG_MMC_DW_ROCKCHIP=y
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CONFIG_RTC_CLASS=y
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CONFIG_RTC_DRV_HYM8563=y
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CONFIG_RTC_DRV_RK808=y
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CONFIG_DMADEVICES=y
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CONFIG_DMADEVICES_DEBUG=y
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CONFIG_DMADEVICES_VDEBUG=y
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CONFIG_PL330_DMA=y
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CONFIG_ASYNC_TX_DMA=y
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CONFIG_STAGING=y
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CONFIG_R8188EU=y
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CONFIG_R8723AU=y
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CONFIG_COMMON_CLK_RK808=y
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CONFIG_ROCKCHIP_IOMMU=y
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CONFIG_IIO=y
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CONFIG_ROCKCHIP_SARADC=y
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CONFIG_INV_MPU6050_IIO=y
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CONFIG_AK8975=y
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CONFIG_PWM=y
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CONFIG_PWM_ROCKCHIP=y
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CONFIG_GENERIC_PHY=y
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CONFIG_EXT2_FS=y
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CONFIG_EXT3_FS=y
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# CONFIG_EXT3_FS_XATTR is not set
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CONFIG_EXT4_FS=y
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# CONFIG_DNOTIFY is not set
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CONFIG_MSDOS_FS=y
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CONFIG_VFAT_FS=y
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CONFIG_TMPFS=y
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# CONFIG_MISC_FILESYSTEMS is not set
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# CONFIG_NETWORK_FILESYSTEMS is not set
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CONFIG_NLS_CODEPAGE_437=y
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CONFIG_NLS_CODEPAGE_850=m
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CONFIG_NLS_CODEPAGE_852=m
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CONFIG_NLS_ASCII=m
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CONFIG_NLS_ISO8859_1=m
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CONFIG_NLS_ISO8859_15=m
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CONFIG_NLS_UTF8=m
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CONFIG_DYNAMIC_DEBUG=y
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# CONFIG_ENABLE_WARN_DEPRECATED is not set
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# CONFIG_ENABLE_MUST_CHECK is not set
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CONFIG_FRAME_WARN=2048
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# CONFIG_CRYPTO_HW is not set
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CONFIG_XZ_DEC=y
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44
recipes-kernel/linux/linux-petitboot_4.0.bb
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44
recipes-kernel/linux/linux-petitboot_4.0.bb
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@ -0,0 +1,44 @@
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# Copyright (C) 2015 Romain Perier
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# Released under the MIT license (see COPYING.MIT for the terms)
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inherit kernel
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require recipes-kernel/linux/linux-yocto.inc
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SRC_URI = "git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git;nobranch=1 \
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file://defconfig"
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SRCREV = "39a8804455fb23f09157341d3ba7db6d7ae6ee76"
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# Override this variable in order to don't pass --noallconfig to configme,
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# which restarts configuration from scratch most of the time
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KCONFIG_MODE = " "
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LINUX_VERSION = "4.0"
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# Override local version in order to use the one generated by linux build system
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# And not "yocto-standard"
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LINUX_VERSION_EXTENSION = ""
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PR = "r1"
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PV = "${LINUX_VERSION}"
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DEPENDS += "rkflashtool-native"
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# Include only supported boards for now
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COMPATIBLE_MACHINE = "(radxa-rock|mars-board|firefly)"
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# Build the devicetree blob in kernel_do_compile
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KERNEL_ALT_IMAGETYPE = "${KERNEL_DEVICETREE_NAME}.dtb"
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# The resulting image to be deployed in DEPLOY_IMAGE_DIR
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KERNEL_OUTPUT = "${B}/arch/${ARCH}/boot/${KERNEL_IMAGETYPE}-dtb"
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KERNEL_IMAGE_BASE_NAME = "RK3XPetitbootLoader-${PV}-${MACHINE}"
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KERNEL_IMAGE_SYMLINK_NAME = "RK3XPetitbootLoader-${MACHINE}"
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INITRAMFS_IMAGE = "petitboot-initramfs-image"
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INITRAMFS_TASK = "${INITRAMFS_IMAGE}:do_rootfs"
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do_compile_append() {
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cat ${B}/arch/${ARCH}/boot/${KERNEL_IMAGETYPE} ${B}/arch/${ARCH}/boot/dts/${KERNEL_ALT_IMAGETYPE} > ${KERNEL_OUTPUT}
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}
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do_deploy_append() {
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rkcrc -k ${DEPLOYDIR}/${KERNEL_IMAGE_BASE_NAME}.bin ${DEPLOYDIR}/${KERNEL_IMAGE_BASE_NAME}.img
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mv ${DEPLOYDIR}/${KERNEL_IMAGE_BASE_NAME}.img ${DEPLOYDIR}/${KERNEL_IMAGE_BASE_NAME}.bin
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}
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