[U-Boot] [RFC PATCH v2 09/15] main: Use autoconf for boot_delay code

Joe Hershberger joe.hershberger at gmail.com
Sun Feb 24 21:40:18 CET 2013


Hi Simon,

On Sun, Feb 24, 2013 at 11:26 AM, Simon Glass <sjg at chromium.org> wrote:
> Convert this function and its children to use autoconf instead of #ifdef.
>
> Some header files must now be included unconditionally, so remove some of
> the #ifdefs from the header section, and put these header files into the
> right order.
>
> Signed-off-by: Simon Glass <sjg at chromium.org>
> ---
> Changes in v2: None
>
>  common/main.c  | 104 +++++++++++++++++++++++----------------------------------
>  include/menu.h |   2 --
>  2 files changed, 41 insertions(+), 65 deletions(-)
>
> diff --git a/common/main.c b/common/main.c
> index 4f11e58..a5d3f82 100644
> --- a/common/main.c
> +++ b/common/main.c
> @@ -31,27 +31,17 @@
>  #include <watchdog.h>
>  #include <command.h>
>  #include <fdtdec.h>
> +#include <fdt_support.h>
>  #include <malloc.h>
> +#include <menu.h>
>  #include <version.h>
> -#ifdef CONFIG_MODEM_SUPPORT
> -#include <malloc.h>            /* for free() prototype */
> -#endif
>
>  #ifdef CONFIG_SYS_HUSH_PARSER
>  #include <hush.h>
>  #endif
>
> -#ifdef CONFIG_OF_CONTROL
> -#include <fdtdec.h>
> -#endif
> -
> -#ifdef CONFIG_OF_LIBFDT
> -#include <fdt_support.h>
> -#endif /* CONFIG_OF_LIBFDT */
> -
>  #include <post.h>
>  #include <linux/ctype.h>
> -#include <menu.h>
>
>  DECLARE_GLOBAL_DATA_PTR;
>
> @@ -258,7 +248,6 @@ static int abortboot(int bootdelay)
>   * printing the error message to console.
>   */
>
> -#ifdef CONFIG_OF_CONTROL
>  static void secure_boot_cmd(char *cmd)
>  {
>         cmd_tbl_t *cmdtp;
> @@ -311,93 +300,82 @@ static void process_fdt_options(const void *blob)
>                             (void *)(autoconf_sys_text_base() + addr));
>         }
>  }
> -#endif /* CONFIG_OF_CONTROL */
>
>  static void process_boot_delay(void)
>  {
> -#ifdef CONFIG_BOOTCOUNT_LIMIT
>         unsigned long bootcount = 0;
>         unsigned long bootlimit = 0;
> -#endif /* CONFIG_BOOTCOUNT_LIMIT */
> -#ifdef CONFIG_OF_CONTROL
> -       char *env;
> -#endif
> -       char *s;
> +       const char *s;
>         int bootdelay;
>
> -#ifdef CONFIG_BOOTCOUNT_LIMIT
> -       bootcount = bootcount_load();
> -       bootcount++;
> -       bootcount_store (bootcount);
> -       setenv_ulong("bootcount", bootcount);
> -       bootlimit = getenv_ulong("bootlimit", 10, 0);
> -#endif /* CONFIG_BOOTCOUNT_LIMIT */
> +       if (autoconf_bootcount_limit()) {
> +               bootcount = bootcount_load();
> +               bootcount++;
> +               bootcount_store(bootcount);
> +               setenv_ulong("bootcount", bootcount);
> +               bootlimit = getenv_ulong("bootlimit", 10, 0);
> +       }
>
>         s = getenv ("bootdelay");
>         bootdelay = s ? (int)simple_strtol(s, NULL, 10) : autoconf_bootdelay();

This would look a lot nicer as:
   bootdelay = getenv_ulong_def("bootdelay", autoconf_bootdelay());

>
>         debug ("### main_loop entered: bootdelay=%d\n\n", bootdelay);
>
> -#if defined(CONFIG_MENU_SHOW)
> -       bootdelay = menu_show(bootdelay);
> -#endif
> +       if (autoconf_menu_show())
> +               bootdelay = menu_show(bootdelay);
>         if (autoconf_boot_retry_time())
>                 init_cmd_timeout();
>
> -#ifdef CONFIG_POST
> -       if (gd->flags & GD_FLG_POSTFAIL) {
> +       if (autoconf_post() && (gd->flags & GD_FLG_POSTFAIL)) {
>                 s = getenv("failbootcmd");
> -       }
> -       else
> -#endif /* CONFIG_POST */
> -#ifdef CONFIG_BOOTCOUNT_LIMIT
> -       if (bootlimit && (bootcount > bootlimit)) {
> +       } else if (autoconf_bootcount_limit() && bootlimit &&
> +                       (bootcount > bootlimit)) {
>                 printf ("Warning: Bootlimit (%u) exceeded. Using altbootcmd.\n",
>                         (unsigned)bootlimit);
>                 s = getenv ("altbootcmd");
> -       }
> -       else
> -#endif /* CONFIG_BOOTCOUNT_LIMIT */
> +       } else {
>                 s = getenv ("bootcmd");
> -#ifdef CONFIG_OF_CONTROL
> -       /* Allow the fdt to override the boot command */
> -       env = fdtdec_get_config_string(gd->fdt_blob, "bootcmd");
> -       if (env)
> -               s = env;
> +       }
> +       if (autoconf_of_control()) {
> +               char *env;
>
> -       process_fdt_options(gd->fdt_blob);
> +               /* Allow the fdt to override the boot command */
> +               env = fdtdec_get_config_string(gd->fdt_blob, "bootcmd");
> +               if (env)
> +                       s = env;
>
> -       /*
> -        * If the bootsecure option was chosen, use secure_boot_cmd().
> -        * Always use 'env' in this case, since bootsecure requres that the
> -        * bootcmd was specified in the FDT too.
> -        */
> -       if (fdtdec_get_config_int(gd->fdt_blob, "bootsecure", 0))
> -               secure_boot_cmd(env);
> +               process_fdt_options(gd->fdt_blob);
>
> -#endif /* CONFIG_OF_CONTROL */
> +               /*
> +               * If the bootsecure option was chosen, use secure_boot_cmd().
> +               * Always use 'env' in this case, since bootsecure requres that
> +               * the bootcmd was specified in the FDT too.
> +               */
> +               if (fdtdec_get_config_int(gd->fdt_blob, "bootsecure", 0))
> +                       secure_boot_cmd(env);
> +       }
>
>         debug ("### main_loop: bootcmd=\"%s\"\n", s ? s : "<UNDEFINED>");
>
>         if (bootdelay != -1 && s && !abortboot(bootdelay)) {
> -# ifdef CONFIG_AUTOBOOT_KEYED
> -               int prev = disable_ctrlc(1);    /* disable Control C checking */
> -# endif
> +               int prev;
> +
> +               /* disable Control C checking */
> +               if (autoconf_autoboot_keyed())
> +                       prev = disable_ctrlc(1);
>
>                 run_command_list(s, -1, 0);
>
> -# ifdef CONFIG_AUTOBOOT_KEYED
> -               disable_ctrlc(prev);    /* restore Control C checking */
> -# endif
> +               /* restore Control C checking */
> +               if (autoconf_autoboot_keyed())
> +                       disable_ctrlc(prev);
>         }
>
> -# ifdef CONFIG_MENUKEY
> -       if (menukey == CONFIG_MENUKEY) {
> +       if (autoconf_menukey() && menukey == autoconf_menukey()) {
>                 s = getenv("menucmd");
>                 if (s)
>                         run_command_list(s, -1, 0);
>         }
> -#endif /* CONFIG_MENUKEY */
>  }
>
>  /****************************************************************************/
> diff --git a/include/menu.h b/include/menu.h
> index 7af5fdb..1cdcb88 100644
> --- a/include/menu.h
> +++ b/include/menu.h
> @@ -28,7 +28,5 @@ int menu_item_add(struct menu *m, char *item_key, void *item_data);
>  int menu_destroy(struct menu *m);
>  void menu_display_statusline(struct menu *m);
>
> -#if defined(CONFIG_MENU_SHOW)
>  int menu_show(int bootdelay);
> -#endif
>  #endif /* __MENU_H__ */
> --
> 1.8.1.3
>
> _______________________________________________
> U-Boot mailing list
> U-Boot at lists.denx.de
> http://lists.denx.de/mailman/listinfo/u-boot

Reviewed-by: Joe Hershberger <joe.hershberger at ni.com>


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