On Tue, Nov 07, 2017 at 08:26:17AM +0100, Ladislav Michl wrote: > On Tue, Nov 07, 2017 at 08:11:17AM +0100, Ladislav Michl wrote: > > On Mon, Nov 06, 2017 at 07:58:58PM +0100, Ladislav Michl wrote: > > > Hi there, > > > > > > I just added new platform (at91) to my BSP and configured at91bootstrap > > > v3.8.9. > > > > > > Problem is that PTXDist-2017.10 produces way too large binary: > > > 2099622 at91sam9260ek-dataflashboot-barebox-3.8.9.bin > > > while correct size is: > > > 2470 at91sam9260ek-dataflashboot-barebox-3.8.9.bin > > > > > > Problem turned out to be ld-wrapper script or something it calls. > > > Just replacing ld-wrapper in ptxdist-2017.10.0/scripts/wrapper to point > > > directly to arm-v5te-linux-gnueabi-ld is enough to solve problem. > > > Does anyone clue where to look? Call path is: > > > sysroot-host/lib/wrapper in $PATH where > > > arm-v5te-linux-gnueabi-ld -> ptxdist-2017.10.0/scripts/wrapper/ld-wrapper > > > > So, ld-wrapper is adding: > > --- at91sam9260ek-dataflashboot-barebox-3.8.9.map 2017-11-07 > > 07:50:28.819011233 +0100 > > +++ at91sam9260ek-dataflashboot-barebox-3.8.9.map 2017-11-07 > > 07:47:48.605530524 +0100 > > @@ -155,6 +155,11 @@ > > > > 0x0000000000000000 . = ALIGN (0x4) > > > > +.note.gnu.build-id > > + 0x0000000000000000 0x24 > > + .note.gnu.build-id > > + 0x0000000000000000 0x24 linker stubs > > + > > .text 0x0000000000200000 0x1a0 > > 0x0000000000200000 _stext = . > > *(.text) > > > > Modifying at91bootstrap's Makefile to do --remove-section=.note.gnu.build-id > > fixes it. > > > > Are there other options to fix this? > > Well, I'll fix upstream the same way kernel handles this. > Kernel is always right: https://lkml.org/lkml/2011/12/15/162 > Another option is to use u-boot way, ie. nicely align a embed > this section into binary, but as every byte matters here, lets > not do this.
You can also add TARGET_BUILD_ID to <PKG>_WRAPPER_BLACKLIST. We do the same for the kernel. Michael -- Pengutronix e.K. | | Industrial Linux Solutions | http://www.pengutronix.de/ | Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 | _______________________________________________ ptxdist mailing list ptxdist@pengutronix.de