[U-Boot] [PATCH 2/2] arm: socfpga: gen5: don't zero bss in board_init_f()

Marek Vasut marex at denx.de
Fri Jul 12 04:07:30 UTC 2019


On 7/11/19 9:18 PM, Simon Goldschmidt wrote:
> The socfpga gen5 SPL manually zeroed bss in board_init_f(). Now that the
> DDR driver does not use bss any more, bss is not used before board_init_r()
> and we can remove this hack.
> 
> Signed-off-by: Simon Goldschmidt <simon.k.r.goldschmidt at gmail.com>
> ---
> 
>  arch/arm/mach-socfpga/spl_gen5.c | 2 --
>  1 file changed, 2 deletions(-)
> 
> diff --git a/arch/arm/mach-socfpga/spl_gen5.c b/arch/arm/mach-socfpga/spl_gen5.c
> index 87b76b47de..47e63709ad 100644
> --- a/arch/arm/mach-socfpga/spl_gen5.c
> +++ b/arch/arm/mach-socfpga/spl_gen5.c
> @@ -79,8 +79,6 @@ void board_init_f(ulong dummy)
>  		writel(SYSMGR_ECC_OCRAM_DERR  | SYSMGR_ECC_OCRAM_EN,
>  		       &sysmgr_regs->eccgrp_ocram);
>  
> -	memset(__bss_start, 0, __bss_end - __bss_start);
> -
>  	socfpga_sdram_remap_zero();
>  	socfpga_pl310_clear();

So who will zero out the BSS ?

[...]


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