On Fri, Sep 07, 2012 at 11:06:31AM +0530, Chander Kashyap wrote: > Now DT support is becoming common for all new SoC's. Hence it is better > to have option for getting specific FDT from the remote server. > > This patch adds support for new label i.e. 'fdt'. This will allow to > retrieve 'fdt blob' from the remote server. This patch take care for > the following scenarios. > > The usage of fdt is optional. > The 'fdt blob' can be retrieved from tftp or can be available locally > or can be absent. > > If 'fdt_addr_r' environment variable is set and 'fdt' label is defined > retrieve 'fdt blob' from tftp. 'fdt_addr_r' is then passed along bootm > command. > > If 'fdt_addr' is set and 'fdt blob' is not retrieved from the tftp pass > 'fdt_addr' to bootm command. In this case 'fdt blob' will be available > at 'fdt_addr'. > > If 'fdt_addr' is not set and 'fdt blob' is not retrieve from tftp pass > NULL to boot command. In this case 'fdt blob' is not required and absent. > > Signed-off-by: Chander Kashyap <chander.kash...@linaro.org> > --- > Changes in v2: > - Removed the duplicate code. > changes in v3: > - Added documentation for "fdt" lable in doc/README.pxe > changes in v4: > - Added New environment variable 'fdt_addr_r' for 'fdt blob' > - Add more descriptive documentation for the 'fdt' retrieval. > > common/cmd_pxe.c | 39 ++++++++++++++++++++++++++++++++++++--- > doc/README.pxe | 14 ++++++++++++-- > 2 files changed, 48 insertions(+), 5 deletions(-)
Looks good to me, Joe can you please pick this up if you're good with it? Thanks! -- Tom
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