From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tom Rini Date: Mon, 4 Jan 2021 09:41:17 -0500 Subject: [PATCH v2] cmd: pxe: add support for FDT overlays In-Reply-To: <20210104143343.16037-1-narmstrong@baylibre.com> References: <20210104143343.16037-1-narmstrong@baylibre.com> Message-ID: <20210104144117.GB2292@bill-the-cat> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de On Mon, Jan 04, 2021 at 03:33:43PM +0100, Neil Armstrong wrote: > This adds support for specifying FDT overlays in an extlinux/pxelinux > configuration file. > > Without this, there is no simple way to apply overlays when the kernel > and fdt is loaded by the pxe command. > > This change adds the 'fdtoverlays' keyword for a label, supporting multiple > overlay files to be applied on top of the fdt specified in the 'fdt' or > 'devicetree' keyword. > > Example: > label linux > kernel /Image > devicetree /soc-board.dtb > fdtoverlays /soc-board-function.dtbo > append console=ttyS0,115200 root=/dev/mmcblk0p2 rootwait > > This code makes usage of a new variable called fdtoverlay_addr_r used to load > the overlay files without overwritting anything important. > > Cc: Tom Rini > Cc: Andre Heider > Cc: Jernej ?krabec > Cc: Jonas Karlman > Signed-off-by: Neil Armstrong > --- > Hi Tom, > > This is repost of my last year's attempt. > It fills a hole to allow loading FDT overlays using PXE/Extlinux without > using FIT. > > V2 adds documentation. Thanks for following up. I assume this follows what the spec says for this file? -- Tom -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 659 bytes Desc: not available URL: