diff options
Diffstat (limited to 'src/modules/px4iofirmware/registers.c')
| -rw-r--r-- | src/modules/px4iofirmware/registers.c | 22 |
1 files changed, 19 insertions, 3 deletions
diff --git a/src/modules/px4iofirmware/registers.c b/src/modules/px4iofirmware/registers.c index 43161aa70..7a5a5e484 100644 --- a/src/modules/px4iofirmware/registers.c +++ b/src/modules/px4iofirmware/registers.c @@ -1,6 +1,6 @@ /**************************************************************************** * - * Copyright (c) 2012, 2013 PX4 Development Team. All rights reserved. + * Copyright (c) 2012-2014 PX4 Development Team. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -190,7 +190,8 @@ volatile uint16_t r_page_setup[] = PX4IO_P_SETUP_ARMING_ALWAYS_PWM_ENABLE | \ PX4IO_P_SETUP_ARMING_RC_HANDLING_DISABLED | \ PX4IO_P_SETUP_ARMING_LOCKDOWN | \ - PX4IO_P_SETUP_ARMING_FORCE_FAILSAFE) + PX4IO_P_SETUP_ARMING_FORCE_FAILSAFE | \ + PX4IO_P_SETUP_ARMING_TERMINATION_FAILSAFE) #define PX4IO_P_SETUP_RATES_VALID ((1 << PX4IO_SERVO_COUNT) - 1) #define PX4IO_P_SETUP_RELAYS_VALID ((1 << PX4IO_RELAY_CHANNELS) - 1) @@ -285,7 +286,9 @@ registers_set(uint8_t page, uint8_t offset, const uint16_t *values, unsigned num while ((offset < PX4IO_CONTROL_CHANNELS) && (num_values > 0)) { /* XXX range-check value? */ - r_page_servos[offset] = *values; + if (*values != PWM_IGNORE_THIS_CHANNEL) { + r_page_servos[offset] = *values; + } offset++; num_values--; @@ -516,6 +519,19 @@ registers_set_one(uint8_t page, uint8_t offset, uint16_t value) r_status_flags |= PX4IO_P_STATUS_FLAGS_INIT_OK; } + /* + * If the failsafe termination flag is set, do not allow the autopilot to unset it + */ + value |= (r_setup_arming & PX4IO_P_SETUP_ARMING_TERMINATION_FAILSAFE); + + /* + * If failsafe termination is enabled and force failsafe bit is set, do not allow + * the autopilot to clear it. + */ + if (r_setup_arming & PX4IO_P_SETUP_ARMING_TERMINATION_FAILSAFE) { + value |= (r_setup_arming & PX4IO_P_SETUP_ARMING_FORCE_FAILSAFE); + } + r_setup_arming = value; break; |