[U-Boot] buildman: arm: undefined reference to `__aeabi_ldivmod'

[Jagan Teki]

On 14 March 2016 at 23:44, Stephen Warren <swarren at wwwdotorg.org> wrote:
> On 03/14/2016 11:32 AM, Jagan Teki wrote:
>>
>> Hi Simon,
>>
>> On 12 March 2016 at 06:02, Simon Glass <sjg at chromium.org> wrote:
>>>
>>> +Stephen
>>>
>>> Hi Jagan,
>>>
>>> On 11 March 2016 at 01:00, Jagan Teki <jagannadh.teki at gmail.com> wrote:
>>>>
>>>>
>>>> Hi,
>>>>
>>>> Did anyone encounter this issue? please let me know for any inputs.
>>>>
>>>>         arm:  +   venice2
>>>> +drivers/mtd/spi-nor/built-in.o: In function `spi_nor_write':
>>>> +build/../drivers/mtd/spi-nor/spi-nor.c:585: undefined reference to
>>>> `__aeabi_ldivmod'
>>>> +arm-unknown-linux-gnueabi-ld.bfd: BFD (GNU Binutils) 2.24 assertion
>>>> fail /home/tony/buildall/src/binutils/bfd/elf32-arm.c:7696
>>>> +arm-unknown-linux-gnueabi-ld.bfd: error: required section '.rel.plt'
>>>> not found in the linker script
>>>> +arm-unknown-linux-gnueabi-ld.bfd: final link failed: Invalid operation
>>>> +make[1]: *** [u-boot] Error 1
>>>> +make: *** [sub-make] Error 2
>>>
>>>
>>> Are you using 64-bit division? Tegra uses the private libgcc. This
>>> patch might help:
>>
>>
>> Yes, I'm using 64-bit.
>>
>>> http://patchwork.ozlabs.org/patch/592628/
>>
>>
>> Still the same issue.
>
>
> If I start with v2016.03, and apply the following patch, I can reproduce
> this issue when building venice2 (a 32-bit Tegra build) but not p2371-2180
> (a 64-bit Tegra build):
>
> diff --git a/arch/arm/mach-tegra/board2.c b/arch/arm/mach-tegra/board2.c
> index ac274e17e8bd..9b1a4112a0b1 100644
> --- a/arch/arm/mach-tegra/board2.c
> +++ b/arch/arm/mach-tegra/board2.c
> @@ -235,9 +235,13 @@ __weak void pin_mux_mmc(void)
>  {
>  }
>
> +uint64_t a = 200;
> +uint64_t b = 5;
> +
>  /* this is a weak define that we are overriding */
>  int board_mmc_init(bd_t *bd)
>  {
> +       printf("a/b = %llu\n", a / b);
>         debug("%s called\n", __func__);
>
>         /* Enable muxes, etc. for SDMMC controllers */
>
> However, if I apply the patch Simon mentioned above, the problem is fixed.
> Are you sure you applied that patch correctly?

Yeah, I tried this on latest as well, same issue.

-- 
Jagan.