[PATCH] common/board_f: make sure to call fix_fdt() before reserve_fdt()

Rick Chen rickchen36 at gmail.com
Thu Aug 6 04:51:42 CEST 2020


Hi Pragnesh

> From: Pragnesh Patel [mailto:pragnesh.patel at sifive.com]
> Sent: Wednesday, August 05, 2020 5:01 PM
> To: atish.patra at wdc.com; bmeng.cn at gmail.com; u-boot at lists.denx.de; anup.patel at wdc.com; sagar.kadam at sifive.com; Rick Jian-Zhi Chen(陳建志)
> Cc: paul.walmsley at sifive.com; Pragnesh Patel; Simon Glass; Ovidiu Panait; Stephen Warren; Patrick Delaunay; Vikas Manocha; Masahiro Yamada; Ye Li
> Subject: [PATCH] common/board_f: make sure to call fix_fdt() before reserve_fdt()
>
> There may be a chance that board specific fix_fdt() will change the size of FDT blob so it's safe to call reserve_fdt() after fix_fdt() otherwise global data (gd) will overwrite with FDT blob values.
>
> Signed-off-by: Pragnesh Patel <pragnesh.patel at sifive.com>
> ---
>  common/board_f.c | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
>

Maybe you can add the fix tag if it is caused by this.
Fixes: a8492e25ac71 ("riscv: Expand the DT size before copy reserved
memory node")

Reviewed-by: Rick Chen <rick at andestech.com>

> diff --git a/common/board_f.c b/common/board_f.c index 88ff0424a7..7ae01e9fff 100644
> --- a/common/board_f.c
> +++ b/common/board_f.c
> @@ -956,6 +956,9 @@ static const init_fnc_t init_sequence_f[] = {
>          *  - board info struct
>          */
>         setup_dest_addr,
> +#ifdef CONFIG_OF_BOARD_FIXUP
> +       fix_fdt,
> +#endif
>  #ifdef CONFIG_PRAM
>         reserve_pram,
>  #endif
> @@ -984,9 +987,6 @@ static const init_fnc_t init_sequence_f[] = {
>         setup_board_part2,
>  #endif
>         display_new_sp,
> -#ifdef CONFIG_OF_BOARD_FIXUP
> -       fix_fdt,
> -#endif
>         INIT_FUNC_WATCHDOG_RESET
>         reloc_fdt,
>         reloc_bootstage,
> --
> 2.17.1


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