[PATCH 2/2] at91: bootstrap: add menu support

Sascha Hauer s.hauer at pengutronix.de
Sun Jan 27 06:32:23 EST 2013


On Thu, Jan 24, 2013 at 12:33:16PM +0100, Jean-Christophe PLAGNIOL-VILLARD wrote:
> This will allow to change the boot mode
> 
> Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj at jcrosoft.com>

I applied 1/2. Can you please ping me about this one after the next
release?

Thanks
 Sascha

> ---
>  arch/arm/mach-at91/bootstrap.c |  215 +++++++++++++++++++++++++++++++++++-----
>  1 file changed, 190 insertions(+), 25 deletions(-)
> 
> diff --git a/arch/arm/mach-at91/bootstrap.c b/arch/arm/mach-at91/bootstrap.c
> index 5ee43ad..4149304 100644
> --- a/arch/arm/mach-at91/bootstrap.c
> +++ b/arch/arm/mach-at91/bootstrap.c
> @@ -10,6 +10,7 @@
>  #include <sizes.h>
>  #include <malloc.h>
>  #include <init.h>
> +#include <menu.h>
>  
>  #if defined(CONFIG_MCI_ATMEL)
>  #define is_mmc() 1
> @@ -35,46 +36,210 @@
>  #define is_dataflash() 0
>  #endif
>  
> -static void boot_seq(bool is_barebox)
> +#if defined(CONFIG_MENU) && !defined(CONFIG_NONE)
> +#define is_menu() 1
> +#else
> +#define is_menu() 0
> +#endif
> +
> +static char* is_barebox_to_str(bool is_barebox)
> +{
> +	return is_barebox ? "barebox" : "unknown";
> +}
> +
> +static void at91bootstrap_boot_m25p80(bool is_barebox)
> +{
> +	char *name = is_barebox_to_str(is_barebox);
> +	int (*func)(void) = NULL;
> +
> +	func = bootstrap_board_read_m25p80();
> +	printf("Boot %s from m25p80\n", name);
> +	bootstrap_boot(func, is_barebox);
> +	bootstrap_err("... failed\n");
> +	free(func);
> +}
> +
> +static void at91bootstrap_boot_dataflash(bool is_barebox)
> +{
> +	char *name = is_barebox_to_str(is_barebox);
> +	int (*func)(void) = NULL;
> +
> +	printf("Boot %s from dataflash\n", name);
> +	func = bootstrap_board_read_dataflash();
> +	bootstrap_boot(func, is_barebox);
> +	bootstrap_err("... failed\n");
> +	free(func);
> +}
> +
> +static void at91bootstrap_boot_nand(bool is_barebox)
> +{
> +	char *name = is_barebox_to_str(is_barebox);
> +	int (*func)(void) = NULL;
> +
> +	printf("Boot %s from nand\n", name);
> +	func = bootstrap_read_devfs("nand0", true, SZ_128K, SZ_256K, SZ_1M);
> +	bootstrap_boot(func, is_barebox);
> +	bootstrap_err("... failed\n");
> +	free(func);
> +}
> +
> +static void at91bootstrap_boot_mmc(void)
>  {
> -	char *name = is_barebox ? "barebox" : "unknown";
>  	int (*func)(void) = NULL;
>  
> +	printf("Boot from mmc\n");
> +	func = bootstrap_read_disk("disk0.0", NULL);
> +	bootstrap_boot(func, false);
> +	bootstrap_err("... failed\n");
> +	free(func);
> +}
> +
> +static void boot_nand_barebox_action(struct menu *m, struct menu_entry *me)
> +{
> +	at91bootstrap_boot_nand(true);
> +
> +	getc();
> +}
> +
> +static void boot_nand_action(struct menu *m, struct menu_entry *me)
> +{
> +	at91bootstrap_boot_nand(false);
> +
> +	getc();
> +}
> +
> +static void boot_m25p80_barebox_action(struct menu *m, struct menu_entry *me)
> +{
> +	at91bootstrap_boot_nand(true);
> +
> +	getc();
> +}
> +
> +static void boot_m25p80_action(struct menu *m, struct menu_entry *me)
> +{
> +	at91bootstrap_boot_nand(false);
> +
> +	getc();
> +}
> +
> +static void boot_dataflash_barebox_action(struct menu *m, struct menu_entry *me)
> +{
> +	at91bootstrap_boot_dataflash(true);
> +
> +	getc();
> +}
> +
> +static void boot_dataflash_action(struct menu *m, struct menu_entry *me)
> +{
> +	at91bootstrap_boot_dataflash(false);
> +
> +	getc();
> +}
> +
> +static void boot_mmc_disk_action(struct menu *m, struct menu_entry *me)
> +{
> +	at91bootstrap_boot_mmc();
> +
> +	getc();
> +}
> +
> +static void boot_reset_action(struct menu *m, struct menu_entry *me)
> +{
> +	reset_cpu(0);
> +}
> +
> +void at91_bootstrap_menu(void)
> +{
> +	struct menu *m;
> +	struct menu_entry *me;
> +
> +	m = menu_alloc();
> +	m->display = m->name = "boot";
> +
> +	menu_add(m);
> +
> +	if (is_mmc()) {
> +		me = menu_entry_alloc();
> +		me->action = boot_mmc_disk_action;
> +		me->type = MENU_ENTRY_NORMAL;
> +		me->display = "mmc";
> +		menu_add_entry(m, me);
> +	}
> +
>  	if (is_m25p80()) {
> -		func = bootstrap_board_read_m25p80();
> -		printf("Boot %s from m25p80\n", name);
> -		bootstrap_boot(func, is_barebox);
> -		bootstrap_err("... failed\n");
> -		free(func);
> +		me = menu_entry_alloc();
> +		me->action = boot_m25p80_barebox_action;
> +		me->type = MENU_ENTRY_NORMAL;
> +		me->display = "m25p80 (barebox)";
> +		menu_add_entry(m, me);
> +
> +		me = menu_entry_alloc();
> +		me->action = boot_m25p80_action;
> +		me->type = MENU_ENTRY_NORMAL;
> +		me->display = "m25p80";
> +		menu_add_entry(m, me);
>  	}
> +
>  	if (is_dataflash()) {
> -		printf("Boot %s from dataflash\n", name);
> -		func = bootstrap_board_read_dataflash();
> -		bootstrap_boot(func, is_barebox);
> -		bootstrap_err("... failed\n");
> -		free(func);
> +		me = menu_entry_alloc();
> +		me->action = boot_dataflash_barebox_action;
> +		me->type = MENU_ENTRY_NORMAL;
> +		me->display = "dataflash (barebox)";
> +		menu_add_entry(m, me);
> +
> +		me = menu_entry_alloc();
> +		me->action = boot_dataflash_action;
> +		me->type = MENU_ENTRY_NORMAL;
> +		me->display = "dataflash";
> +		menu_add_entry(m, me);
>  	}
> +
>  	if (is_nand()) {
> -		printf("Boot %s from nand\n", name);
> -		func = bootstrap_read_devfs("nand0", true, SZ_128K, SZ_256K, SZ_1M);
> -		bootstrap_boot(func, is_barebox);
> -		bootstrap_err("... failed\n");
> -		free(func);
> +		me = menu_entry_alloc();
> +		me->action = boot_nand_barebox_action;
> +		me->type = MENU_ENTRY_NORMAL;
> +		me->display = "nand (barebox)";
> +		menu_add_entry(m, me);
> +
> +		me = menu_entry_alloc();
> +		me->action = boot_nand_action;
> +		me->type = MENU_ENTRY_NORMAL;
> +		me->display = "nand";
> +		menu_add_entry(m, me);
>  	}
> +
> +	me = menu_entry_alloc();
> +	me->action = boot_reset_action;
> +	me->type = MENU_ENTRY_NORMAL;
> +	me->display = "reset";
> +	menu_add_entry(m, me);
> +
> +	menu_show(m);
>  }
>  
> -static int at91_bootstrap(void)
> +static void boot_seq(bool is_barebox)
>  {
> -	int (*func)(void) = NULL;
> +	if (is_m25p80())
> +		at91bootstrap_boot_m25p80(is_barebox);
>  
> -	if (is_mmc()) {
> -		printf("Boot from mmc\n");
> -		func = bootstrap_read_disk("disk0.0", NULL);
> -		bootstrap_boot(func, false);
> -		bootstrap_err("... failed\n");
> -		free(func);
> +	if (is_dataflash())
> +		at91bootstrap_boot_dataflash(is_barebox);
> +
> +	if (is_nand())
> +		at91bootstrap_boot_nand(is_barebox);
> +}
> +
> +static int at91_bootstrap(void)
> +{
> +	if (is_menu()) {
> +		printf("press 'm' to start the menu\n");
> +		if (tstc() && getc() == 'm')
> +			at91_bootstrap_menu();
>  	}
>  
> +	if (is_mmc())
> +		at91bootstrap_boot_mmc();
> +
>  	/* First only bootstrap_boot a barebox */
>  	boot_seq(true);
>  	/* Second bootstrap_boot any */
> -- 
> 1.7.10.4
> 
> 
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> 

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