On Wed, Jul 30, 2014 at 04:37:14PM -0600, Stephen Warren wrote: > From: Dennis Gilmore <den...@ausil.us> > > This generic $bootcmd, and associated support macros, automatically > searches a defined set of storage devices (or network protocols) for an > extlinux configuration file or U-Boot boot script in various standardized > locations. Distros that install such a boot config file/script in those > standard locations will get easy-to-set-up booting on HW that enables > this generic $bootcmd. > > Boards can define the set of devices from which boot is attempted, and > the order in which they are attempted. Users may later customize this > set/order by edting $boot_targets. > > Users may interrupt the boot process and boot from a specific device > simply by executing e.g.: > > $ run bootcmd_mmc1 > or: > $ run bootcmd_pxe > > This patch was originally written by Dennis Gilmore based on Tegra and > rpi_b boot scripts. I have made the following modifications since then: > > * Boards must define the BOOT_TARGET_DEVICES macro in order to specify > the set of devices (and order) from which to attempt boot. If needed, > we can define a default directly in config_distro_bootcmd.h. > > * Removed $env_import and related variables; nothing used them, and I > think it's better for boards to pre-load an environment customization > file using CONFIG_PREBOOT if they need. > > * Renamed a bunch of variables to suit my whims:-) > > Signed-off-by: Dennis Gilmore <den...@ausil.us> > Signed-off-by: Stephen Warren <swar...@nvidia.com> > Reviewed-by: Marek Vasut <ma...@denx.de> > Acked-by: Simon Glass <s...@chromium.org>
Applied to u-boot/master, thanks! -- Tom
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