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Diffstat (limited to 'conf/machine/cm-x270.conf')
| -rw-r--r-- | conf/machine/cm-x270.conf | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/conf/machine/cm-x270.conf b/conf/machine/cm-x270.conf new file mode 100644 index 0000000000..2522897042 --- /dev/null +++ b/conf/machine/cm-x270.conf @@ -0,0 +1,67 @@ +#@TYPE: Machine +#@Name: Compulab cm-x270 +#@DESCRIPTION: Machine configuration for Compulab cm-x270 computer module +#OLDEST_KERNEL = "2.6.16" +TARGET_ARCH = "arm" +GUI_MACHINE_CLASS ?= "bigscreen" + +PREFERRED_PROVIDER_virtual/kernel = "linux" +PREFERRED_VERSION_linux = "2.6.23" + +PACKAGE_EXTRA_ARCHS = "armv4 armv4t armv5te iwmmxt" + +require conf/machine/include/tune-xscale.inc + +# console serial port. If you have a L module +# the below works. If you have a W module, add +# the following line to your local.conf: +# CMX270_CONSOLE_SERIAL_PORT = "ttyS0" + +# NAND flash eraseblock size +# most of the older cm-x270 modules are populated with NAND flash +# that have 128KiB eraseblocks. Recently, a user encounted +# a device that has 16KiB eraseblocks. The following define +# can be overridden in local.conf if you have one of these devices. +CMX270_NAND_ERASEBLOCK_SIZE ?= "0x20000" + +# the following is for the cm-x270 L module +CMX270_CONSOLE_SERIAL_PORT ?= "ttyS1" + +# used by sysvinit_2 package, so rebuild this +# package if you change the SERIAL_CONSOLE setting +# the following is the port for the cm-x270 L module +# I think the W module would use ttyS0, but has +# not been tested. This can be overwritten in +# local.conf +SERIAL_CONSOLE ?= "38400 ${CMX270_CONSOLE_SERIAL_PORT}" + +# used by opie-collections.inc +ROOT_FLASH_SIZE ?= "32" + +# for NAND flash. +EXTRA_IMAGECMD_jffs2 = "--little-endian --eraseblock=${CMX270_NAND_ERASEBLOCK_SIZE} --pad --no-cleanmarkers;\ + sumtool -i ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.rootfs.jffs2 \ + -o ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.rootfs-summary.jffs2 \ + -e ${CMX270_NAND_ERASEBLOCK_SIZE} -p; \ + cd ${DEPLOY_DIR_IMAGE}; \ + rm -f ${DEPLOY_DIR_IMAGE}/${IMAGE_LINK_NAME}.rootfs-summary.jffs2; \ + ln -s ${IMAGE_NAME}.rootfs-summary.jffs2 ${IMAGE_LINK_NAME}.rootfs-summary.jffs2 \ + " + +MACHINE_FEATURES = "kernel26 pcmcia usbhost usbgadget pcmcia touchscreen alsa iwmmxt" + +# to program the compulab NAND flash, the following scheme is suggested. Create +# a small rootfs that can fit in NOR flash using the following config: +# - Angstrom distro +# - uclibc (set ANGSTROM_MODE = "uclibc" in local.conf) +# - angstrom-minimal-image-with-mtd-utils bitbake target +# - put the following in your local.conf +# - IMAGE_FSTYPES = "jffs2 tar cpio.gz" +# now, when you build the image, a cpio.gz will be generated +# that can be used as an initramfs. You can boot into this image and then +# program the main rootfs jffs2 image in NAND flash using mtd-utils +# you can select booting the initramfs, or the main nand rootfs by using +# the "ramdisk on", or "ramdisk off" commands in the bootloader +# + + |