diff options
Diffstat (limited to 'distribution/yocto-advanced/yocto-sdcard-generation.tex')
| -rw-r--r-- | distribution/yocto-advanced/yocto-sdcard-generation.tex | 28 |
1 files changed, 27 insertions, 1 deletions
diff --git a/distribution/yocto-advanced/yocto-sdcard-generation.tex b/distribution/yocto-advanced/yocto-sdcard-generation.tex index a36e213..b563bcd 100644 --- a/distribution/yocto-advanced/yocto-sdcard-generation.tex +++ b/distribution/yocto-advanced/yocto-sdcard-generation.tex @@ -1,3 +1,29 @@ +\subsection{generate a sdcard image} +\begin{frame}[fragile] +\frametitle{sdcard generation} +create the file: 'meta-foo/classes/image\_sdcard.bbclass': +\begin{verbatim} +inherit image_types + +IMAGE_BOOTLOADER ?= "u-boot" + +# Handle u-boot suffixes +UBOOT_SUFFIX ?= "bin" +UBOOT_PADDING ?= "0" +UBOOT_SUFFIX_SDCARD ?= "${UBOOT_SUFFIX}" + +# Linux bootstream +IMAGE_DEPENDS_linux.sb = "virtual/kernel:do_deploy" + +# Boot partition volume id +BOOTDD_VOLUME_ID ?= "Boot ${MACHINE}" +# Boot partition size [in KiB] +BOOT_SPACE ?= "8192" +# Set alignment to 4MB [in KiB] +IMAGE_ROOTFS_ALIGNMENT = "4096" +\end{verbatim} +\end{frame} + \begin{frame}[fragile] \frametitle{sdcard generation \#2} \begin{verbatim} @@ -100,7 +126,7 @@ IMAGE_TYPEDEP_sdcard = "${@d.getVar('SDCARD_ROOTFS', 1).split('.')[-1]}" \begin{frame}[fragile] \frametitle{configure machine to use sdcard imagetype} -add the following lines to 'meta-mini/conf/machine/beaglebone-black.conf': +add the following lines to 'meta-foo/conf/machine/beaglebone-black.conf': \begin{verbatim} IMAGE_CLASSES += "image_sdcard" SDCARD_ROOTFS ?= "${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.rootfs.ext3" |