On Thu, Mar 13, 2025 at 03:28:33PM +0100, Michael Tretter wrote: > On Thu, 13 Mar 2025 13:21:50 +0100, Benjamin Gaignard wrote: > > If ARM trusted firmware option has been selected copy the > > generated bl32 binaries to barebox firmware directory so they > > can be included in barebox build process. > > > > Signed-off-by: Benjamin Gaignard <[email protected]> > > --- > > rules/barebox.make | 10 ++++++++++ > > 1 file changed, 10 insertions(+) > > > > diff --git a/rules/barebox.make b/rules/barebox.make > > index c0d9c5744..15c06d685 100644 > > --- a/rules/barebox.make > > +++ b/rules/barebox.make > > @@ -119,6 +119,16 @@ ifdef PTXCONF_BAREBOX_EXTRA_ENV > > $(BAREBOX_BUILD_DIR)/.config; \ > > fi > > endif > > + > > +ifdef PTXCONF_TF_A > > + mkdir -p $(BAREBOX_BUILD_DIR)/firmware/ > > + @for i in `find $(PTXCONF_SYSROOT_TARGET)/usr/lib/firmware/ -maxdepth 1 > > \ > > + -type f -name *-bl31.bin -printf "%f\n"`; do \ > > + cp $(PTXCONF_SYSROOT_TARGET)/usr/lib/firmware/$$i > > $(BAREBOX_BUILD_DIR)/firmware/; \ > > + cp $(PTXCONF_SYSROOT_TARGET)/usr/lib/firmware/$$i > > $(BAREBOX_DIR)/firmware/; \ > > + done > > +endif > > + > > There is already a (underdocumented) mechanism to copy binaries to the > barebox firmware directory: The PTXCONF_BAREBOX_FIRMWARE option and the > world/inject call. > > Enable PTXCONF_BAREBOX_FIRMWARE and add the filenames of the binaries > that you want to install and their target location to the > BAREBOX_INJECT_FILES variable. The inject mechanism copies the files > from /usr/lib/firmware (BAREBOX_INJECT_PATH) to a specified location in > the barebox build directory.
The patches[1] that introduced this feature also contained integration for rockchip firmware. I did not apply those patches, but they are a good place to look at if you need to do your own integration in your BSP. Michael [1] https://lore.ptxdist.org/ptxdist/[email protected]/ -- Pengutronix e.K. | | Steuerwalder Str. 21 | http://www.pengutronix.de/ | 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |
