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esp32-wrover-kit/esp32_autoleds.c: Use LEDs to show CPUs activity.

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Signed-off-by: Abdelatif Guettouche <abdelatif.guettouche@espressif.com>
This commit is contained in:
Abdelatif Guettouche 2021-12-11 01:15:26 +01:00 committed by Xiang Xiao
parent 6262f7e99a
commit 93def58b9d
2 changed files with 66 additions and 9 deletions
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19
boards/xtensa/esp32/esp32-wrover-kit/include/board.h
View File

@ -105,6 +105,10 @@
* NuttX controls the LEDs:
*/
/* These values index an array that contains the bit definitions for the
* correct LEDs (see esp32_autoleds.c).
*/
#define LED_STARTED 0 /* LED2 */
#define LED_HEAPALLOCATE 1 /* LED3 */
#define LED_IRQSENABLED 2 /* LED3 + LED2 */
@ -114,6 +118,21 @@
#define LED_ASSERTION 6 /* LED1 + LED2 + LED3 */
#define LED_PANIC 7 /* LED1 + N/C + N/C */
/* The values below are used only to distinguish between the CPUs.
* The LEDs are actually mapped as:
* CPU0 -> GPIO_LED1 (Red LED)
* CPU1 -> GPIO_LED2 (Green LED)
* Note that from the previous list only LED_HEAPALLOCATE will still be
* valid. This is to avoid collisions and to keep a way to show a successful
* heap allocation. The LED used is still LED3 (Blue LED).
*/
#ifdef CONFIG_ARCH_LEDS_CPU_ACTIVITY
# define LED_CPU0 8
# define LED_CPU1 9
# define LED_CPU (LED_CPU0 + up_cpu_index())
#endif
/* GPIO pins used by the GPIO Subsystem */
#define BOARD_NGPIOIN 1 /* Amount of GPIO Input pins */

38
boards/xtensa/esp32/esp32-wrover-kit/src/esp32_autoleds.c
View File

@ -42,6 +42,7 @@
/* The following definitions map the encoded LED setting to GPIO settings */
#ifndef CONFIG_ARCH_LEDS_CPU_ACTIVITY
# define LED_STARTED_BITS (BOARD_LED2_BIT)
# define LED_HEAPALLOCATE_BITS (BOARD_LED3_BIT)
# define LED_IRQSENABLED_BITS (BOARD_LED3_BIT | BOARD_LED2_BIT)
@ -51,11 +52,13 @@
# define LED_ASSERTION_BITS (BOARD_LED1_BIT | BOARD_LED2_BIT |\
BOARD_LED3_BIT)
# define LED_PANIC_BITS (BOARD_LED1_BIT)
#endif
/****************************************************************************
* Private Data
****************************************************************************/
#ifndef CONFIG_ARCH_LEDS_CPU_ACTIVITY
static const unsigned int g_ledbits[8] =
{
LED_STARTED_BITS,
@ -67,6 +70,7 @@ static const unsigned int g_ledbits[8] =
LED_ASSERTION_BITS,
LED_PANIC_BITS
};
#endif
/****************************************************************************
* Private Functions
@ -131,8 +135,25 @@ void board_autoled_initialize(void)
void board_autoled_on(int led)
{
#ifdef CONFIG_ARCH_LEDS_CPU_ACTIVITY
switch (led)
{
case LED_CPU0:
esp32_gpiowrite(GPIO_LED1, true);
break;
case LED_CPU1:
esp32_gpiowrite(GPIO_LED2, true);
break;
case LED_HEAPALLOCATE:
esp32_gpiowrite(GPIO_LED3, true);
break;
default:
break;
}
#else
led_clrbits(BOARD_LED1_BIT | BOARD_LED2_BIT | BOARD_LED3_BIT);
led_setbits(g_ledbits[led]);
#endif
}
/****************************************************************************
@ -141,7 +162,24 @@ void board_autoled_on(int led)
void board_autoled_off(int led)
{
#ifdef CONFIG_ARCH_LEDS_CPU_ACTIVITY
switch (led)
{
case LED_CPU0:
esp32_gpiowrite(GPIO_LED1, false);
break;
case LED_CPU1:
esp32_gpiowrite(GPIO_LED2, false);
break;
case LED_HEAPALLOCATE:
esp32_gpiowrite(GPIO_LED3, false);
break;
default:
break;
}
#else
led_clrbits(g_ledbits[led]);
#endif
}
#endif /* CONFIG_ARCH_LEDS */