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author | px4dev <px4@purgatory.org> | 2013-08-03 22:35:18 -0700 |
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committer | px4dev <px4@purgatory.org> | 2013-08-03 22:35:18 -0700 |
commit | e931d3b9cda723d63bf352ca866dc499d8df21f5 (patch) | |
tree | 181e4656d32ecacfb4c0b51b8611ce9efce38e4c /src/modules/systemlib/systemlib.c | |
parent | fbd5aae8c67ef7695cc31aa3c9d450a3e0ce46cb (diff) | |
download | px4-firmware-e931d3b9cda723d63bf352ca866dc499d8df21f5.tar.gz px4-firmware-e931d3b9cda723d63bf352ca866dc499d8df21f5.tar.bz2 px4-firmware-e931d3b9cda723d63bf352ca866dc499d8df21f5.zip |
Add an option to the systemreset() call and to the reboot command (-b) to reboot into the bootloader.
The system will remain in the bootloader until it's reset, or until an upload is completed.
Diffstat (limited to 'src/modules/systemlib/systemlib.c')
-rw-r--r-- | src/modules/systemlib/systemlib.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/src/modules/systemlib/systemlib.c b/src/modules/systemlib/systemlib.c index 96276b56a..57a751e1c 100644 --- a/src/modules/systemlib/systemlib.c +++ b/src/modules/systemlib/systemlib.c @@ -50,9 +50,19 @@ #include <sys/stat.h> #include <sys/types.h> +#include <stm32_pwr.h> + #include "systemlib.h" -__EXPORT extern void systemreset(void) { +void +systemreset(bool to_bootloader) +{ + if (to_bootloader) { + stm32_pwr_enablebkp(); + + /* XXX wow, this is evil - write a magic number into backup register zero */ + *(uint32_t *)0x40002850 = 0xb007b007; + } up_systemreset(); } |