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From: Sascha Hauer <s.hauer@pengutronix.de>
To: Ahmad Fatoum <a.fatoum@pengutronix.de>
Cc: BAREBOX <barebox@lists.infradead.org>,
	"Claude Sonnet 4.5" <noreply@anthropic.com>
Subject: Re: [PATCH 08/19] Makefile: add barebox.elf build target
Date: Mon, 5 Jan 2026 16:43:16 +0100	[thread overview]
Message-ID: <aVvcFFLvuiXzR9lc@pengutronix.de> (raw)
In-Reply-To: <b86f471c-0813-49d8-a46b-6df823cd6d67@pengutronix.de>

On Mon, Jan 05, 2026 at 01:22:40PM +0100, Ahmad Fatoum wrote:
> >  .SECONDEXPANSION:
> >  $(symlink-y): $$(or $$(SYMLINK_DEP_$$(@F)),$$(SYMLINK_TARGET_$$(@F))) FORCE
> > @@ -1091,6 +1094,17 @@ barebox.fit: images/barebox-$(CONFIG_ARCH_LINUX_NAME).fit
> >  barebox.srec: barebox
> >  	$(OBJCOPY) -O srec $< $@
> >  
> > +OBJCOPYFLAGS_barebox.elf = --strip-debug --strip-unneeded \
> 
> --strip-section-headers goes the farthest I think.

The objcopy from the toolchain I used (binutils-2.40) doesn't support
this option. A newer one I just upgraded to indeed does.

Sascha

> OBJCOPYFLAGS_$@ = $your_options.
> 
> 
> Sidenote: We should add --error-rwx-segments depending on
> CONFIG_PBL_IMAGE_ELF.

Is this a objcopy option? My objcopy doesn't seem to support this.

Sascha

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  reply	other threads:[~2026-01-05 15:43 UTC|newest]

Thread overview: 49+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-01-05 11:26 [PATCH 00/19] PBL: Add PBL ELF loading support with dynamic relocations Sascha Hauer
2026-01-05 11:26 ` [PATCH 01/19] elf: Use memcmp to make suitable for PBL Sascha Hauer
2026-01-05 11:46   ` Ahmad Fatoum
2026-01-05 11:26 ` [PATCH 02/19] elf: build for PBL as well Sascha Hauer
2026-01-05 11:26 ` [PATCH 03/19] elf: add dynamic relocation support Sascha Hauer
2026-01-05 14:05   ` Ahmad Fatoum
2026-01-05 11:26 ` [PATCH 04/19] ARM: implement elf_apply_relocations() for ELF " Sascha Hauer
2026-01-05 11:58   ` Ahmad Fatoum
2026-01-05 19:53     ` Sascha Hauer
2026-01-05 11:26 ` [PATCH 05/19] riscv: " Sascha Hauer
2026-01-05 11:26 ` [PATCH 06/19] elf: implement elf_load_inplace() Sascha Hauer
2026-01-05 13:37   ` Ahmad Fatoum
2026-01-05 22:42     ` Sascha Hauer
2026-01-06  8:18       ` Ahmad Fatoum
2026-01-05 11:26 ` [PATCH 07/19] elf: create elf_open_binary_into() Sascha Hauer
2026-01-05 11:26 ` [PATCH 08/19] Makefile: add barebox.elf build target Sascha Hauer
2026-01-05 12:22   ` Ahmad Fatoum
2026-01-05 15:43     ` Sascha Hauer [this message]
2026-01-05 17:11       ` Ahmad Fatoum
2026-01-05 11:26 ` [PATCH 09/19] PBL: allow to link ELF image into PBL Sascha Hauer
2026-01-05 12:11   ` Ahmad Fatoum
2026-01-05 11:26 ` [PATCH 10/19] mmu: add MAP_CACHED_RO mapping type Sascha Hauer
2026-01-05 12:14   ` Ahmad Fatoum
2026-01-05 11:26 ` [PATCH 11/19] mmu: introduce pbl_remap_range() Sascha Hauer
2026-01-05 12:15   ` Ahmad Fatoum
2026-01-06  8:50     ` Ahmad Fatoum
2026-01-06  9:25       ` Sascha Hauer
2026-01-05 11:26 ` [PATCH 12/19] ARM: use relative jumps in exception table Sascha Hauer
2026-01-05 11:44   ` Ahmad Fatoum
2026-01-05 12:29     ` Sascha Hauer
2026-01-05 12:31       ` Ahmad Fatoum
2026-01-05 11:26 ` [PATCH 13/19] ARM: exceptions: make in-binary exception table const Sascha Hauer
2026-01-05 11:26 ` [PATCH 14/19] ARM: linker script: create separate PT_LOAD segments for text, rodata, and data Sascha Hauer
2026-01-05 13:11   ` Ahmad Fatoum
2026-01-05 23:01     ` Sascha Hauer
2026-01-06  7:59       ` Ahmad Fatoum
2026-01-05 11:26 ` [PATCH 15/19] ARM: link ELF image into PBL Sascha Hauer
2026-01-05 12:27   ` Ahmad Fatoum
2026-01-05 11:26 ` [PATCH 16/19] ARM: PBL: setup MMU with proper permissions from ELF segments Sascha Hauer
2026-01-05 12:58   ` Ahmad Fatoum
2026-01-05 11:26 ` [PATCH 17/19] riscv: link ELF image into PBL Sascha Hauer
2026-01-05 13:12   ` Ahmad Fatoum
2026-01-05 11:26 ` [PATCH 18/19] riscv: linker script: create separate PT_LOAD segments for text, rodata, and data Sascha Hauer
2026-01-05 13:40   ` Ahmad Fatoum
2026-01-05 11:27 ` [PATCH 19/19] riscv: add ELF segment-based memory protection with MMU Sascha Hauer
2026-01-05 13:58   ` Ahmad Fatoum
2026-01-05 14:08 ` [PATCH 00/19] PBL: Add PBL ELF loading support with dynamic relocations Ahmad Fatoum
2026-01-05 16:47   ` Sascha Hauer
2026-01-06  8:35     ` Ahmad Fatoum

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