[RESEND PATCH 3/7] common: board_r: drop initr_kgdb wrapper

Simon Glass sjg at chromium.org
Tue Dec 28 09:34:46 CET 2021


On Sat, 25 Dec 2021 at 12:57, Ovidiu Panait <ovidiu.panait at windriver.com> wrote:
>
> Add a return value to kgdb_init and use it directly in the post-relocation
> init sequence, rather than using a wrapper stub. Also, move the "KGDB"
> print message inside kgdb_init().
>
> Signed-off-by: Ovidiu Panait <ovidiu.panait at windriver.com>
> ---
>
>  common/board_r.c | 11 +----------
>  common/kgdb.c    |  7 +++++--
>  include/kgdb.h   |  2 +-
>  3 files changed, 7 insertions(+), 13 deletions(-)

With changes below:
Reviewed-by: Simon Glass <sjg at chromium.org>

>
> diff --git a/common/board_r.c b/common/board_r.c
> index a5c1af9c1f..1c7397b29e 100644
> --- a/common/board_r.c
> +++ b/common/board_r.c
> @@ -498,15 +498,6 @@ static int initr_ethaddr(void)
>  }
>  #endif /* CONFIG_CMD_NET */
>
> -#ifdef CONFIG_CMD_KGDB
> -static int initr_kgdb(void)
> -{
> -       puts("KGDB:  ");
> -       kgdb_init();
> -       return 0;
> -}
> -#endif
> -
>  #if defined(CONFIG_LED_STATUS)
>  static int initr_status_led(void)
>  {
> @@ -750,7 +741,7 @@ static init_fnc_t init_sequence_r[] = {
>  #endif
>         INIT_FUNC_WATCHDOG_RESET
>  #ifdef CONFIG_CMD_KGDB
> -       initr_kgdb,
> +       kgdb_init,
>  #endif
>         interrupt_init,
>  #if defined(CONFIG_MICROBLAZE) || defined(CONFIG_M68K)
> diff --git a/common/kgdb.c b/common/kgdb.c
> index 4493a15919..29b09fcfe5 100644
> --- a/common/kgdb.c
> +++ b/common/kgdb.c
> @@ -527,15 +527,18 @@ handle_exception (struct pt_regs *regs)
>   * kgdb_init must be called *after* the
>   * monitor is relocated into ram
>   */
> -void
> -kgdb_init(void)
> +int kgdb_init(void)
>  {
> +       puts("KGDB:  ");
> +
>         kgdb_serial_init();
>         debugger_exception_handler = handle_exception;
>         initialized = 1;
>
>         putDebugStr("kgdb ready\n");
>         puts("ready\n");
> +
> +       return 0;
>  }
>
>  void
> diff --git a/include/kgdb.h b/include/kgdb.h
> index 616ce4451f..0609eadade 100644
> --- a/include/kgdb.h
> +++ b/include/kgdb.h
> @@ -39,7 +39,7 @@ typedef
>  kgdb_data;
>
>  /* these functions are provided by the generic kgdb support */
> -extern void kgdb_init(void);
> +extern int kgdb_init(void);

Drop the extern and also please add a comment


>  extern void kgdb_error(int);
>  extern int kgdb_output_string(const char *, unsigned int);
>  extern void breakpoint(void);
> --
> 2.25.1
>


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