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Diffstat (limited to 'src/modules/px4iofirmware/registers.c')
-rw-r--r--src/modules/px4iofirmware/registers.c27
1 files changed, 27 insertions, 0 deletions
diff --git a/src/modules/px4iofirmware/registers.c b/src/modules/px4iofirmware/registers.c
index 0533f1d76..916b893c4 100644
--- a/src/modules/px4iofirmware/registers.c
+++ b/src/modules/px4iofirmware/registers.c
@@ -45,6 +45,8 @@
#include <drivers/drv_hrt.h>
#include <drivers/drv_pwm_output.h>
+#include <systemlib/systemlib.h>
+#include <stm32_pwr.h>
#include "px4io.h"
#include "protocol.h"
@@ -154,6 +156,8 @@ volatile uint16_t r_page_setup[] =
[PX4IO_P_SETUP_VBATT_SCALE] = 10000,
#endif
[PX4IO_P_SETUP_SET_DEBUG] = 0,
+ [PX4IO_P_SETUP_REBOOT_BL] = 0,
+ [PX4IO_P_SETUP_CRC ... (PX4IO_P_SETUP_CRC+1)] = 0,
};
#define PX4IO_P_SETUP_FEATURES_VALID (0)
@@ -501,6 +505,29 @@ registers_set_one(uint8_t page, uint8_t offset, uint16_t value)
isr_debug(0, "set debug %u\n", (unsigned)r_page_setup[PX4IO_P_SETUP_SET_DEBUG]);
break;
+ case PX4IO_P_SETUP_REBOOT_BL:
+ if ((r_status_flags & PX4IO_P_STATUS_FLAGS_SAFETY_OFF) ||
+ (r_status_flags & PX4IO_P_STATUS_FLAGS_OVERRIDE) ||
+ (r_setup_arming & PX4IO_P_SETUP_ARMING_FMU_ARMED)) {
+ // don't allow reboot while armed
+ break;
+ }
+
+ // check the magic value
+ if (value != PX4IO_REBOOT_BL_MAGIC)
+ break;
+
+ // note that we don't set BL_WAIT_MAGIC in
+ // BKP_DR1 as that is not necessary given the
+ // timing of the forceupdate command. The
+ // bootloader on px4io waits for enough time
+ // anyway, and this method works with older
+ // bootloader versions (tested with both
+ // revision 3 and revision 4).
+
+ up_systemreset();
+ break;
+
case PX4IO_P_SETUP_DSM:
dsm_bind(value & 0x0f, (value >> 4) & 7);
break;