commander: reboot/shutdown usability fixes

- always check with state machine before reboot/shutdown
 - respect BOARD_HAS_POWER_CONTROL (shutdown from command, low battery, power button)
 - px4_shutdown_request add optional delay and always execute from HPWORK
 - px4_shutdown_request split out px4_reboot_request

boards/holybro/durandal-v1/default.cmake

@@ -103,7 +103,6 @@ px4_add_board(
 		reboot
 		reflect
 		sd_bench
-		shutdown
 		tests # tests and test runner
 		top
 		topic_listener

boards/holybro/durandal-v1/nuttx-config/bootloader/defconfig

@@ -60,7 +60,6 @@ CONFIG_MM_REGIONS=3
 CONFIG_NFILE_DESCRIPTORS=5
 CONFIG_NFILE_STREAMS=3
 CONFIG_NPTHREAD_KEYS=4
-
 CONFIG_PREALLOC_TIMERS=50
 CONFIG_PREALLOC_WDOGS=50
 CONFIG_PTHREAD_STACK_MIN=512
@@ -92,7 +91,6 @@ CONFIG_TIME_EXTENDED=y
 CONFIG_TTY_SIGINT=y
 CONFIG_TTY_SIGINT_CHAR=0x03
 CONFIG_TTY_SIGSTP=y
-CONFIG_USART3_DMA=y
 CONFIG_USART3_RXBUFSIZE=600
 CONFIG_USART3_TXBUFSIZE=300
 CONFIG_USBDEV=y

boards/holybro/durandal-v1/src/bootloader_main.c

@@ -34,22 +34,12 @@
 /**
  * @file bootloader_main.c
  *
- * PX4FMU-specific early startup code for bootloader
+ * FMU-specific early startup code for bootloader
 */
 
-/****************************************************************************
- * Included Files
- ****************************************************************************/
-
 #include "board_config.h"
 #include "bl.h"
 
-#include <stdbool.h>
-#include <stdio.h>
-#include <string.h>
-#include <debug.h>
-#include <errno.h>
-
 #include <nuttx/config.h>
 #include <nuttx/board.h>
 #include <chip.h>
@@ -59,14 +49,11 @@
 
 extern int sercon_main(int c, char **argv);
 
-/****************************************************************************
- * Pre-Processor Definitions
- ****************************************************************************/
-__EXPORT void
-stm32_boardinitialize(void)
+__EXPORT void board_on_reset(int status) {}
+
+__EXPORT void stm32_boardinitialize(void)
 {
 	/* configure USB interfaces */
-
 	stm32_usbinitialize();
 }
 

boards/holybro/durandal-v1/stackcheck.cmake

@@ -104,7 +104,6 @@ px4_add_board(
 		reboot
 		reflect
 		sd_bench
-		shutdown
 		tests # tests and test runner
 		top
 		topic_listener