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* [Buildroot] [PATCH v1 1/1] boot/uboot/uboot.mk: add stripped u-boot.elf support
@ 2022-11-08 20:07 Neal Frager via buildroot
  2022-11-21  9:12 ` Frager, Neal via buildroot
  0 siblings, 1 reply; 6+ messages in thread
From: Neal Frager via buildroot @ 2022-11-08 20:07 UTC (permalink / raw)
  To: buildroot; +Cc: luca.ceresoli, thomas.petazzoni, Neal Frager

If a user requests a u-boot binary in elf format,
they may actually want the stripped u-boot.elf version.
This patch provides the stripped u-boot.elf binary.

Signed-off-by: Neal Frager <neal.frager@amd.com>
---
 boot/uboot/uboot.mk | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/boot/uboot/uboot.mk b/boot/uboot/uboot.mk
index 0439ec5e4b..216efc5a13 100644
--- a/boot/uboot/uboot.mk
+++ b/boot/uboot/uboot.mk
@@ -53,7 +53,7 @@ UBOOT_BINS += u-boot.dtb
 endif
 
 ifeq ($(BR2_TARGET_UBOOT_FORMAT_ELF),y)
-UBOOT_BINS += u-boot
+UBOOT_BINS += u-boot u-boot.elf
 # To make elf usable for debuging on ARC use special target
 ifeq ($(BR2_arc),y)
 UBOOT_MAKE_TARGET += mdbtrick
-- 
2.17.1

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^ permalink raw reply related	[flat|nested] 6+ messages in thread

* Re: [Buildroot] [PATCH v1 1/1] boot/uboot/uboot.mk: add stripped u-boot.elf support
  2022-11-08 20:07 [Buildroot] [PATCH v1 1/1] boot/uboot/uboot.mk: add stripped u-boot.elf support Neal Frager via buildroot
@ 2022-11-21  9:12 ` Frager, Neal via buildroot
  2022-11-21 14:49   ` Luca Ceresoli via buildroot
  0 siblings, 1 reply; 6+ messages in thread
From: Frager, Neal via buildroot @ 2022-11-21  9:12 UTC (permalink / raw)
  To: Frager, Neal, buildroot; +Cc: luca.ceresoli, thomas.petazzoni

Hello everyone,

Just a friendly reminder regarding this patch.  Any feedback?

If a user requests a u-boot binary in elf format, they may actually want the stripped u-boot.elf version.
This patch provides the stripped u-boot.elf binary.

Signed-off-by: Neal Frager <neal.frager@amd.com>
---
 boot/uboot/uboot.mk | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/boot/uboot/uboot.mk b/boot/uboot/uboot.mk index 0439ec5e4b..216efc5a13 100644
--- a/boot/uboot/uboot.mk
+++ b/boot/uboot/uboot.mk
@@ -53,7 +53,7 @@ UBOOT_BINS += u-boot.dtb  endif
 
 ifeq ($(BR2_TARGET_UBOOT_FORMAT_ELF),y)
-UBOOT_BINS += u-boot
+UBOOT_BINS += u-boot u-boot.elf
 # To make elf usable for debuging on ARC use special target  ifeq ($(BR2_arc),y)  UBOOT_MAKE_TARGET += mdbtrick
--
2.17.1

Best regards,
Neal Frager
AMD
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^ permalink raw reply	[flat|nested] 6+ messages in thread

* Re: [Buildroot] [PATCH v1 1/1] boot/uboot/uboot.mk: add stripped u-boot.elf support
  2022-11-21  9:12 ` Frager, Neal via buildroot
@ 2022-11-21 14:49   ` Luca Ceresoli via buildroot
  2022-11-21 18:04     ` Frager, Neal via buildroot
  2022-11-21 18:28     ` Frager, Neal via buildroot
  0 siblings, 2 replies; 6+ messages in thread
From: Luca Ceresoli via buildroot @ 2022-11-21 14:49 UTC (permalink / raw)
  To: Frager, Neal; +Cc: thomas.petazzoni, buildroot

Hello Neal,

On Mon, 21 Nov 2022 09:12:05 +0000
"Frager, Neal" <neal.frager@amd.com> wrote:

> Hello everyone,
> 
> Just a friendly reminder regarding this patch.  Any feedback?
> 
> If a user requests a u-boot binary in elf format, they may actually want the stripped u-boot.elf version.
> This patch provides the stripped u-boot.elf binary.
> 
> Signed-off-by: Neal Frager <neal.frager@amd.com>
> ---
>  boot/uboot/uboot.mk | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/boot/uboot/uboot.mk b/boot/uboot/uboot.mk index 0439ec5e4b..216efc5a13 100644
> --- a/boot/uboot/uboot.mk
> +++ b/boot/uboot/uboot.mk
> @@ -53,7 +53,7 @@ UBOOT_BINS += u-boot.dtb  endif
>  
>  ifeq ($(BR2_TARGET_UBOOT_FORMAT_ELF),y)
> -UBOOT_BINS += u-boot
> +UBOOT_BINS += u-boot u-boot.elf

This assumes BR2_TARGET_UBOOT_FORMAT_ELF will always result in
building u-boot.elf, but I don't think this is true for all platforms.

At a quick test with a RISC-V build and BR2_TARGET_UBOOT_FORMAT_ELF=y I
got a failure with your patch applied because u-boot is produced but
u-boot.elf isn't.

-- 
Luca Ceresoli, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com
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^ permalink raw reply	[flat|nested] 6+ messages in thread

* Re: [Buildroot] [PATCH v1 1/1] boot/uboot/uboot.mk: add stripped u-boot.elf support
  2022-11-21 14:49   ` Luca Ceresoli via buildroot
@ 2022-11-21 18:04     ` Frager, Neal via buildroot
  2022-11-21 18:28     ` Frager, Neal via buildroot
  1 sibling, 0 replies; 6+ messages in thread
From: Frager, Neal via buildroot @ 2022-11-21 18:04 UTC (permalink / raw)
  To: Luca Ceresoli; +Cc: thomas.petazzoni, buildroot

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Hi Luca,

> Hello everyone,
> 
> Just a friendly reminder regarding this patch.  Any feedback?
> 
> If a user requests a u-boot binary in elf format, they may actually want the stripped u-boot.elf version.
> This patch provides the stripped u-boot.elf binary.
> 
> Signed-off-by: Neal Frager <neal.frager@amd.com>
> ---
>  boot/uboot/uboot.mk | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/boot/uboot/uboot.mk b/boot/uboot/uboot.mk index 
> 0439ec5e4b..216efc5a13 100644
> --- a/boot/uboot/uboot.mk
> +++ b/boot/uboot/uboot.mk
> @@ -53,7 +53,7 @@ UBOOT_BINS += u-boot.dtb  endif
>  
>  ifeq ($(BR2_TARGET_UBOOT_FORMAT_ELF),y)
> -UBOOT_BINS += u-boot
> +UBOOT_BINS += u-boot u-boot.elf

> This assumes BR2_TARGET_UBOOT_FORMAT_ELF will always result in building u-boot.elf, but I don't think this is true for all platforms.

> At a quick test with a RISC-V build and BR2_TARGET_UBOOT_FORMAT_ELF=y I got a failure with your patch applied because u-boot is produced but u-boot.elf isn't.

Thank you for this feedback.  I was not aware that some platforms generate a u-boot file, but not a u-boot.elf file.

I could just use the u-boot file with the versal builds, but I would prefer to use the u-boot.elf file, so that I fully match the way PetaLinux and Yocto work.

Do you have any suggestions for getting the u-boot.elf file, if it is not available for all platforms?  

Would it be acceptable to add a define specific to this version of elf file such as BR2_TARGET_UBOOT_FORMAT_STRIPPED_ELF?  This would still fail, of course, if built with a RISC-V configuration, so I am not sure what to do.

Best regards,
Neal Frager
AMD

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^ permalink raw reply	[flat|nested] 6+ messages in thread

* Re: [Buildroot] [PATCH v1 1/1] boot/uboot/uboot.mk: add stripped u-boot.elf support
  2022-11-21 14:49   ` Luca Ceresoli via buildroot
  2022-11-21 18:04     ` Frager, Neal via buildroot
@ 2022-11-21 18:28     ` Frager, Neal via buildroot
  1 sibling, 0 replies; 6+ messages in thread
From: Frager, Neal via buildroot @ 2022-11-21 18:28 UTC (permalink / raw)
  To: Luca Ceresoli; +Cc: thomas.petazzoni, buildroot

[-- Attachment #1: Type: text/plain, Size: 1456 bytes --]

Hi Luca,

> Hello everyone,
> 
> Just a friendly reminder regarding this patch.  Any feedback?
> 
> If a user requests a u-boot binary in elf format, they may actually want the stripped u-boot.elf version.
> This patch provides the stripped u-boot.elf binary.
> 
> Signed-off-by: Neal Frager <neal.frager@amd.com>
> ---
>  boot/uboot/uboot.mk | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/boot/uboot/uboot.mk b/boot/uboot/uboot.mk index 
> 0439ec5e4b..216efc5a13 100644
> --- a/boot/uboot/uboot.mk
> +++ b/boot/uboot/uboot.mk
> @@ -53,7 +53,7 @@ UBOOT_BINS += u-boot.dtb  endif
>  
>  ifeq ($(BR2_TARGET_UBOOT_FORMAT_ELF),y)
> -UBOOT_BINS += u-boot
> +UBOOT_BINS += u-boot u-boot.elf

> This assumes BR2_TARGET_UBOOT_FORMAT_ELF will always result in building u-boot.elf, but I don't think this is true for all platforms.

> At a quick test with a RISC-V build and BR2_TARGET_UBOOT_FORMAT_ELF=y I got a failure with your patch applied because u-boot is produced but u-boot.elf isn't.

Do you know if all ARM 64-bit architectures generate a u-boot.elf by default?  

We could do this then:

ifeq ($(BR2_TARGET_UBOOT_FORMAT_ELF),y)
UBOOT_BINS += u-boot
# To make elf usable for debuging on ARC use special target
Ifeq ($(BR2_aarch64),y)
UBOOT_BINS += u-boot.elf
endif
ifeq ($(BR2_arc),y)
UBOOT_MAKE_TARGET += mdbtrick
endif
endif

What do you think?

Best regards,
Neal Frager
AMD


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buildroot mailing list
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https://lists.buildroot.org/mailman/listinfo/buildroot

^ permalink raw reply	[flat|nested] 6+ messages in thread

* [Buildroot] [PATCH v1 1/1] boot/uboot/uboot.mk: add stripped u-boot.elf support
@ 2022-11-08 20:11 Neal Frager via buildroot
  0 siblings, 0 replies; 6+ messages in thread
From: Neal Frager via buildroot @ 2022-11-08 20:11 UTC (permalink / raw)
  To: buildroot; +Cc: luca.ceresoli, thomas.petazzoni, Neal Frager

If a user requests a u-boot binary in elf format,
they may actually want the stripped u-boot.elf version.
This patch provides the stripped u-boot.elf binary.

Signed-off-by: Neal Frager <neal.frager@amd.com>
---
 boot/uboot/uboot.mk | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/boot/uboot/uboot.mk b/boot/uboot/uboot.mk
index 0439ec5e4b..216efc5a13 100644
--- a/boot/uboot/uboot.mk
+++ b/boot/uboot/uboot.mk
@@ -53,7 +53,7 @@ UBOOT_BINS += u-boot.dtb
 endif
 
 ifeq ($(BR2_TARGET_UBOOT_FORMAT_ELF),y)
-UBOOT_BINS += u-boot
+UBOOT_BINS += u-boot u-boot.elf
 # To make elf usable for debuging on ARC use special target
 ifeq ($(BR2_arc),y)
 UBOOT_MAKE_TARGET += mdbtrick
-- 
2.17.1

_______________________________________________
buildroot mailing list
buildroot@buildroot.org
https://lists.buildroot.org/mailman/listinfo/buildroot

^ permalink raw reply related	[flat|nested] 6+ messages in thread

end of thread, other threads:[~2022-11-21 18:28 UTC | newest]

Thread overview: 6+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2022-11-08 20:07 [Buildroot] [PATCH v1 1/1] boot/uboot/uboot.mk: add stripped u-boot.elf support Neal Frager via buildroot
2022-11-21  9:12 ` Frager, Neal via buildroot
2022-11-21 14:49   ` Luca Ceresoli via buildroot
2022-11-21 18:04     ` Frager, Neal via buildroot
2022-11-21 18:28     ` Frager, Neal via buildroot
2022-11-08 20:11 Neal Frager via buildroot

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