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common, menu: use abortboot for menu timeout

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Signed-off-by: Jason Hobbs <jason.hobbs@calxeda.com>
This commit is contained in:
Jason Hobbs 2011-08-23 11:06:50 +00:00 committed by Wolfgang Denk
parent b69bf52dfe
commit b41bc5a82d
5 changed files with 47 additions and 14 deletions
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10
common/main.c
View File

@ -88,7 +88,10 @@ extern void mdm_init(void); /* defined in board.c */
*/
#if defined(CONFIG_BOOTDELAY) && (CONFIG_BOOTDELAY >= 0)
# if defined(CONFIG_AUTOBOOT_KEYED)
static inline int abortboot(int bootdelay)
#ifndef CONFIG_MENU
static inline
#endif
int abortboot(int bootdelay)
{
int abort = 0;
uint64_t etime = endtick(bootdelay);
@ -202,7 +205,10 @@ static inline int abortboot(int bootdelay)
static int menukey = 0;
#endif
static inline int abortboot(int bootdelay)
#ifndef CONFIG_MENU
static inline
#endif
int abortboot(int bootdelay)
{
int abort = 0;

40
common/menu.c
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@ -43,6 +43,7 @@ struct menu_item {
*/
struct menu {
struct menu_item *default_item;
int timeout;
char *title;
int prompt;
void (*item_data_print)(void *);
@ -157,14 +158,30 @@ static inline struct menu_item *menu_item_by_key(struct menu *m,
return menu_items_iter(m, menu_item_key_match, item_key);
}
/*
* Wait for the user to hit a key according to the timeout set for the menu.
* Returns 1 if the user hit a key, or 0 if the timeout expired.
*/
static inline int menu_interrupted(struct menu *m)
{
if (!m->timeout)
return 0;
if (abortboot(m->timeout/10))
return 1;
return 0;
}
/*
* Checks whether or not the default menu item should be used without
* prompting for a user choice. If the menu is set to always prompt, return
* 0. Otherwise, return 1 to indicate we should use the default menu item.
* prompting for a user choice. If the menu is set to always prompt, or the
* user hits a key during the timeout period, return 0. Otherwise, return 1 to
* indicate we should use the default menu item.
*/
static inline int menu_use_default(struct menu *m)
{
return !m->prompt;
return !m->prompt && !menu_interrupted(m);
}
/*
@ -250,7 +267,8 @@ int menu_default_set(struct menu *m, char *item_key)
/*
* menu_get_choice() - Returns the user's selected menu entry, or the default
* if the menu is set to not prompt. This is safe to call more than once.
* if the menu is set to not prompt or the timeout expires. This is safe to
* call more than once.
*
* m - Points to a menu created by menu_create().
*
@ -259,8 +277,8 @@ int menu_default_set(struct menu *m, char *item_key)
* written at the location it points to.
*
* Returns 1 if successful, -EINVAL if m or choice is NULL, -ENOENT if no
* default has been set and the menu is set to not prompt, or -EINTR if the
* user exits the menu via ^c.
* default has been set and the menu is set to not prompt or the timeout
* expires, or -EINTR if the user exits the menu via ^c.
*/
int menu_get_choice(struct menu *m, void **choice)
{
@ -330,7 +348,12 @@ int menu_item_add(struct menu *m, char *item_key, void *item_data)
* list of menu items. It will be copied to internal storage, and is safe to
* discard after passing to menu_create().
*
* prompt - If 0, don't ask for user input.
* timeout - A delay in seconds to wait for user input. If 0, timeout is
* disabled, and the default choice will be returned unless prompt is 1.
*
* prompt - If 0, don't ask for user input unless there is an interrupted
* timeout. If 1, the user will be prompted for input regardless of the value
* of timeout.
*
* item_data_print - If not NULL, will be called for each item when the menu
* is displayed, with the pointer to the item's data passed as the argument.
@ -341,7 +364,7 @@ int menu_item_add(struct menu *m, char *item_key, void *item_data)
* Returns a pointer to the menu if successful, or NULL if there is
* insufficient memory available to create the menu.
*/
struct menu *menu_create(char *title, int prompt,
struct menu *menu_create(char *title, int timeout, int prompt,
void (*item_data_print)(void *))
{
struct menu *m;
@ -353,6 +376,7 @@ struct menu *menu_create(char *title, int prompt,
m->default_item = NULL;
m->prompt = prompt;
m->timeout = timeout;
m->item_data_print = item_data_print;
if (title) {

6
doc/README.menu
View File

@ -45,7 +45,7 @@ struct menu;
/*
* menu_create() - Creates a menu handle with default settings
*/
struct menu *menu_create(char *title, int prompt,
struct menu *menu_create(char *title, int timeout, int prompt,
void (*item_data_print)(void *));
/*
@ -60,7 +60,7 @@ int menu_default_set(struct menu *m, char *item_key);
/*
* menu_get_choice() - Returns the user's selected menu entry, or the
* default if the menu is set to not prompt.
* default if the menu is set to not prompt or the timeout expires.
*/
int menu_get_choice(struct menu *m, void **choice);
@ -90,7 +90,7 @@ char *pick_a_tool(void)
int i;
char *tool = NULL;
m = menu_create("Tools", 1, NULL);
m = menu_create("Tools", 0, 1, NULL);
for(i = 0; tools[i]; i++) {
if (menu_item_add(m, tools[i], tools[i]) != 1) {

3
include/common.h
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@ -260,6 +260,9 @@ int readline_into_buffer (const char *const prompt, char * buffer);
int parse_line (char *, char *[]);
void init_cmd_timeout(void);
void reset_cmd_timeout(void);
#ifdef CONFIG_MENU
int abortboot(int bootdelay);
#endif
/* arch/$(ARCH)/lib/board.c */
void board_init_f (ulong) __attribute__ ((noreturn));

2
include/menu.h
View File

@ -20,7 +20,7 @@
struct menu;
struct menu *menu_create(char *title, int prompt,
struct menu *menu_create(char *title, int timeout, int prompt,
void (*item_data_print)(void *));
int menu_default_set(struct menu *m, char *item_key);
int menu_get_choice(struct menu *m, void **choice);