mirror of
https://github.com/u-boot/u-boot.git
synced 2024-11-26 13:44:29 +08:00
1a4596601f
Signed-off-by: Wolfgang Denk <wd@denx.de> [trini: Fixup common/cmd_io.c] Signed-off-by: Tom Rini <trini@ti.com>
159 lines
3.3 KiB
C
159 lines
3.3 KiB
C
/*
|
|
* (C) Copyright 2010
|
|
* Jason Kridner <jkridner@beagleboard.org>
|
|
*
|
|
* Based on cmd_led.c patch from:
|
|
* http://www.mail-archive.com/u-boot@lists.denx.de/msg06873.html
|
|
* (C) Copyright 2008
|
|
* Ulf Samuelsson <ulf.samuelsson@atmel.com>
|
|
*
|
|
* SPDX-License-Identifier: GPL-2.0+
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <config.h>
|
|
#include <command.h>
|
|
#include <status_led.h>
|
|
|
|
struct led_tbl_s {
|
|
char *string; /* String for use in the command */
|
|
led_id_t mask; /* Mask used for calling __led_set() */
|
|
void (*off)(void); /* Optional function for turning LED off */
|
|
void (*on)(void); /* Optional function for turning LED on */
|
|
void (*toggle)(void);/* Optional function for toggling LED */
|
|
};
|
|
|
|
typedef struct led_tbl_s led_tbl_t;
|
|
|
|
static const led_tbl_t led_commands[] = {
|
|
#ifdef CONFIG_BOARD_SPECIFIC_LED
|
|
#ifdef STATUS_LED_BIT
|
|
{ "0", STATUS_LED_BIT, NULL, NULL, NULL },
|
|
#endif
|
|
#ifdef STATUS_LED_BIT1
|
|
{ "1", STATUS_LED_BIT1, NULL, NULL, NULL },
|
|
#endif
|
|
#ifdef STATUS_LED_BIT2
|
|
{ "2", STATUS_LED_BIT2, NULL, NULL, NULL },
|
|
#endif
|
|
#ifdef STATUS_LED_BIT3
|
|
{ "3", STATUS_LED_BIT3, NULL, NULL, NULL },
|
|
#endif
|
|
#endif
|
|
#ifdef STATUS_LED_GREEN
|
|
{ "green", STATUS_LED_GREEN, green_led_off, green_led_on, NULL },
|
|
#endif
|
|
#ifdef STATUS_LED_YELLOW
|
|
{ "yellow", STATUS_LED_YELLOW, yellow_led_off, yellow_led_on, NULL },
|
|
#endif
|
|
#ifdef STATUS_LED_RED
|
|
{ "red", STATUS_LED_RED, red_led_off, red_led_on, NULL },
|
|
#endif
|
|
#ifdef STATUS_LED_BLUE
|
|
{ "blue", STATUS_LED_BLUE, blue_led_off, blue_led_on, NULL },
|
|
#endif
|
|
{ NULL, 0, NULL, NULL, NULL }
|
|
};
|
|
|
|
enum led_cmd { LED_ON, LED_OFF, LED_TOGGLE };
|
|
|
|
enum led_cmd get_led_cmd(char *var)
|
|
{
|
|
if (strcmp(var, "off") == 0) {
|
|
return LED_OFF;
|
|
}
|
|
if (strcmp(var, "on") == 0) {
|
|
return LED_ON;
|
|
}
|
|
if (strcmp(var, "toggle") == 0)
|
|
return LED_TOGGLE;
|
|
return -1;
|
|
}
|
|
|
|
int do_led (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
|
|
{
|
|
int i, match = 0;
|
|
enum led_cmd cmd;
|
|
|
|
/* Validate arguments */
|
|
if ((argc != 3)) {
|
|
return CMD_RET_USAGE;
|
|
}
|
|
|
|
cmd = get_led_cmd(argv[2]);
|
|
if (cmd < 0) {
|
|
return CMD_RET_USAGE;
|
|
}
|
|
|
|
for (i = 0; led_commands[i].string; i++) {
|
|
if ((strcmp("all", argv[1]) == 0) ||
|
|
(strcmp(led_commands[i].string, argv[1]) == 0)) {
|
|
match = 1;
|
|
switch (cmd) {
|
|
case LED_ON:
|
|
if (led_commands[i].on)
|
|
led_commands[i].on();
|
|
else
|
|
__led_set(led_commands[i].mask,
|
|
STATUS_LED_ON);
|
|
break;
|
|
case LED_OFF:
|
|
if (led_commands[i].off)
|
|
led_commands[i].off();
|
|
else
|
|
__led_set(led_commands[i].mask,
|
|
STATUS_LED_OFF);
|
|
break;
|
|
case LED_TOGGLE:
|
|
if (led_commands[i].toggle)
|
|
led_commands[i].toggle();
|
|
else
|
|
__led_toggle(led_commands[i].mask);
|
|
}
|
|
/* Need to set only 1 led if led_name wasn't 'all' */
|
|
if (strcmp("all", argv[1]) != 0)
|
|
break;
|
|
}
|
|
}
|
|
|
|
/* If we ran out of matches, print Usage */
|
|
if (!match) {
|
|
return CMD_RET_USAGE;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
U_BOOT_CMD(
|
|
led, 3, 1, do_led,
|
|
"["
|
|
#ifdef CONFIG_BOARD_SPECIFIC_LED
|
|
#ifdef STATUS_LED_BIT
|
|
"0|"
|
|
#endif
|
|
#ifdef STATUS_LED_BIT1
|
|
"1|"
|
|
#endif
|
|
#ifdef STATUS_LED_BIT2
|
|
"2|"
|
|
#endif
|
|
#ifdef STATUS_LED_BIT3
|
|
"3|"
|
|
#endif
|
|
#endif
|
|
#ifdef STATUS_LED_GREEN
|
|
"green|"
|
|
#endif
|
|
#ifdef STATUS_LED_YELLOW
|
|
"yellow|"
|
|
#endif
|
|
#ifdef STATUS_LED_RED
|
|
"red|"
|
|
#endif
|
|
#ifdef STATUS_LED_BLUE
|
|
"blue|"
|
|
#endif
|
|
"all] [on|off|toggle]",
|
|
"[led_name] [on|off|toggle] sets or clears led(s)"
|
|
);
|