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348 lines
12 KiB
348 lines
12 KiB
/* |
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This program is free software: you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation, either version 3 of the License, or |
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(at your option) any later version. |
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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You should have received a copy of the GNU General Public License |
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along with this program. If not, see <http://www.gnu.org/licenses/>. |
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*/ |
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/* |
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* AP_BoardConfig - px4 driver loading and setup |
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*/ |
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#include <AP_HAL/AP_HAL.h> |
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#include "AP_BoardConfig.h" |
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#include <stdio.h> |
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extern const AP_HAL::HAL& hal; |
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/* |
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init safety state |
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*/ |
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void AP_BoardConfig::board_init_safety() |
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{ |
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#if HAL_HAVE_SAFETY_SWITCH |
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if (state.safety_enable.get() == 0) { |
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hal.rcout->force_safety_off(); |
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hal.rcout->force_safety_no_wait(); |
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// wait until safety has been turned off |
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uint8_t count = 20; |
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while (hal.util->safety_switch_state() != AP_HAL::Util::SAFETY_ARMED && count--) { |
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hal.scheduler->delay(20); |
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} |
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} |
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#endif |
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} |
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#if AP_FEATURE_BOARD_DETECT |
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AP_BoardConfig::px4_board_type AP_BoardConfig::px4_configured_board; |
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#if defined(CONFIG_ARCH_BOARD_PX4FMU_V4) |
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extern "C" { |
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int fmu_main(int, char **); |
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}; |
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#endif |
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void AP_BoardConfig::board_setup_drivers(void) |
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{ |
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#if defined(CONFIG_ARCH_BOARD_PX4FMU_V4) |
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/* |
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this works around an issue with some FMUv4 hardware (eg. copies |
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of the Pixracer) which have incorrect components leading to |
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sensor brownout on boot |
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*/ |
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if (px4_start_driver(fmu_main, "fmu", "sensor_reset 20")) { |
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printf("FMUv4 sensor reset complete\n"); |
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} |
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#endif |
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if (state.board_type == PX4_BOARD_OLDDRIVERS) { |
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printf("Old drivers no longer supported\n"); |
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state.board_type = PX4_BOARD_AUTO; |
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} |
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// run board auto-detection |
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board_autodetect(); |
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if (state.board_type == PX4_BOARD_PH2SLIM || |
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state.board_type == PX4_BOARD_PIXHAWK2) { |
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_imu_target_temperature.set_default(45); |
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if (_imu_target_temperature.get() < 0) { |
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// don't allow a value of -1 on the cube, or it could cook |
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// the IMU |
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_imu_target_temperature.set(45); |
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} |
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} |
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px4_configured_board = (enum px4_board_type)state.board_type.get(); |
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switch (px4_configured_board) { |
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case PX4_BOARD_PX4V1: |
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case PX4_BOARD_PIXHAWK: |
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case PX4_BOARD_PIXHAWK2: |
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case PX4_BOARD_FMUV5: |
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case PX4_BOARD_SP01: |
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case PX4_BOARD_PIXRACER: |
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case PX4_BOARD_PHMINI: |
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case PX4_BOARD_AUAV21: |
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case PX4_BOARD_PH2SLIM: |
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case VRX_BOARD_BRAIN51: |
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case VRX_BOARD_BRAIN52: |
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case VRX_BOARD_BRAIN52E: |
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case VRX_BOARD_UBRAIN51: |
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case VRX_BOARD_UBRAIN52: |
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case VRX_BOARD_CORE10: |
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case VRX_BOARD_BRAIN54: |
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case PX4_BOARD_AEROFC: |
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case PX4_BOARD_PIXHAWK_PRO: |
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case PX4_BOARD_PCNC1: |
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case PX4_BOARD_MINDPXV2: |
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break; |
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default: |
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sensor_config_error("Unknown board type"); |
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break; |
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} |
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} |
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#define SPI_PROBE_DEBUG 0 |
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/* |
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check a SPI device for a register value |
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*/ |
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bool AP_BoardConfig::spi_check_register(const char *devname, uint8_t regnum, uint8_t value, uint8_t read_flag) |
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{ |
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auto dev = hal.spi->get_device(devname); |
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if (!dev) { |
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#if SPI_PROBE_DEBUG |
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hal.console->printf("%s: no device\n", devname); |
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#endif |
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return false; |
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} |
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dev->set_read_flag(read_flag); |
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if (!dev->get_semaphore()->take(HAL_SEMAPHORE_BLOCK_FOREVER)) { |
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return false; |
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} |
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uint8_t v; |
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if (!dev->read_registers(regnum, &v, 1)) { |
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#if SPI_PROBE_DEBUG |
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hal.console->printf("%s: reg %02x read fail\n", devname, (unsigned)regnum); |
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#endif |
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dev->get_semaphore()->give(); |
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return false; |
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} |
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dev->get_semaphore()->give(); |
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#if SPI_PROBE_DEBUG |
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hal.console->printf("%s: reg %02x expected:%02x got:%02x\n", devname, (unsigned)regnum, (unsigned)value, (unsigned)v); |
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#endif |
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return v == value; |
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} |
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#define MPUREG_WHOAMI 0x75 |
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#define MPU_WHOAMI_MPU60X0 0x68 |
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#define MPU_WHOAMI_MPU9250 0x71 |
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#define MPU_WHOAMI_ICM20608 0xaf |
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#define MPU_WHOAMI_ICM20602 0x12 |
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#define LSMREG_WHOAMI 0x0f |
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#define LSM_WHOAMI_LSM303D 0x49 |
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/* |
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validation of the board type |
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*/ |
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void AP_BoardConfig::validate_board_type(void) |
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{ |
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/* some boards can be damaged by the user setting the wrong board |
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type. The key one is the cube which has a heater which can |
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cook the IMUs if the user uses an old paramater file. We |
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override the board type for that specific case |
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*/ |
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#if defined(CONFIG_ARCH_BOARD_PX4FMU_V2) || defined(HAL_CHIBIOS_ARCH_FMUV3) |
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if (state.board_type == PX4_BOARD_PIXHAWK && |
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(spi_check_register("mpu6000_ext", MPUREG_WHOAMI, MPU_WHOAMI_MPU60X0) || |
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spi_check_register("mpu9250_ext", MPUREG_WHOAMI, MPU_WHOAMI_MPU9250) || |
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spi_check_register("icm20608", MPUREG_WHOAMI, MPU_WHOAMI_ICM20608) || |
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spi_check_register("icm20608_ext", MPUREG_WHOAMI, MPU_WHOAMI_ICM20602)) && |
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spi_check_register("lsm9ds0_ext_am", LSMREG_WHOAMI, LSM_WHOAMI_LSM303D)) { |
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// Pixhawk2 has LSM303D and MPUxxxx on external bus. If we |
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// detect those, then force PIXHAWK2, even if the user has |
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// configured for PIXHAWK1 |
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#if !defined(CONFIG_ARCH_BOARD_PX4FMU_V3) && !defined(HAL_CHIBIOS_ARCH_FMUV3) |
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// force user to load the right firmware |
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sensor_config_error("Pixhawk2 requires FMUv3 firmware"); |
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#endif |
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state.board_type.set(PX4_BOARD_PIXHAWK2); |
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hal.console->printf("Forced PIXHAWK2\n"); |
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} |
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#endif |
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#if defined(CONFIG_ARCH_BOARD_PX4FMU_V4PRO) |
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// Nothing to do for the moment |
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#endif |
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} |
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/* |
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auto-detect board type |
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*/ |
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void AP_BoardConfig::board_autodetect(void) |
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{ |
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if (state.board_type != PX4_BOARD_AUTO) { |
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validate_board_type(); |
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// user has chosen a board type |
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return; |
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} |
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#if defined(CONFIG_ARCH_BOARD_PX4FMU_V1) |
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// only one choice |
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state.board_type.set(PX4_BOARD_PX4V1); |
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hal.console->printf("Detected PX4v1\n"); |
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#elif defined(CONFIG_ARCH_BOARD_PX4FMU_V2) || defined(HAL_CHIBIOS_ARCH_FMUV3) |
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if ((spi_check_register("mpu6000_ext", MPUREG_WHOAMI, MPU_WHOAMI_MPU60X0) || |
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spi_check_register("mpu6000_ext", MPUREG_WHOAMI, MPU_WHOAMI_MPU60X0) || |
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spi_check_register("mpu9250_ext", MPUREG_WHOAMI, MPU_WHOAMI_MPU60X0) || |
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spi_check_register("mpu9250_ext", MPUREG_WHOAMI, MPU_WHOAMI_MPU9250) || |
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spi_check_register("icm20608_ext", MPUREG_WHOAMI, MPU_WHOAMI_ICM20608) || |
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spi_check_register("icm20608_ext", MPUREG_WHOAMI, MPU_WHOAMI_ICM20602)) && |
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spi_check_register("lsm9ds0_ext_am", LSMREG_WHOAMI, LSM_WHOAMI_LSM303D)) { |
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// Pixhawk2 has LSM303D and MPUxxxx on external bus |
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state.board_type.set(PX4_BOARD_PIXHAWK2); |
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hal.console->printf("Detected PIXHAWK2\n"); |
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} else if ((spi_check_register("icm20608-am", MPUREG_WHOAMI, MPU_WHOAMI_ICM20608) || |
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spi_check_register("icm20608-am", MPUREG_WHOAMI, MPU_WHOAMI_ICM20602)) && |
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spi_check_register("mpu9250", MPUREG_WHOAMI, MPU_WHOAMI_MPU9250)) { |
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// PHMINI has an ICM20608 and MPU9250 on sensor bus |
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state.board_type.set(PX4_BOARD_PHMINI); |
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hal.console->printf("Detected PixhawkMini\n"); |
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} else if (spi_check_register("lsm9ds0_am", LSMREG_WHOAMI, LSM_WHOAMI_LSM303D) && |
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(spi_check_register("mpu6000", MPUREG_WHOAMI, MPU_WHOAMI_MPU60X0) || |
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spi_check_register("icm20608", MPUREG_WHOAMI, MPU_WHOAMI_ICM20608) || |
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spi_check_register("icm20608", MPUREG_WHOAMI, MPU_WHOAMI_ICM20602) || |
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spi_check_register("mpu9250", MPUREG_WHOAMI, MPU_WHOAMI_MPU9250))) { |
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// classic or upgraded Pixhawk1 |
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state.board_type.set(PX4_BOARD_PIXHAWK); |
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hal.console->printf("Detected Pixhawk\n"); |
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} else { |
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sensor_config_error("Unable to detect board type"); |
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} |
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#elif defined(CONFIG_ARCH_BOARD_PX4FMU_V4) || defined(HAL_CHIBIOS_ARCH_FMUV4) |
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// only one choice |
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state.board_type.set_and_notify(PX4_BOARD_PIXRACER); |
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hal.console->printf("Detected Pixracer\n"); |
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#elif defined(HAL_CHIBIOS_ARCH_MINDPXV2) |
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// only one choice |
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state.board_type.set_and_notify(PX4_BOARD_MINDPXV2); |
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hal.console->printf("Detected MindPX-V2\n"); |
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#elif defined(CONFIG_ARCH_BOARD_PX4FMU_V4PRO) || defined(HAL_CHIBIOS_ARCH_FMUV4PRO) |
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// only one choice |
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state.board_type.set_and_notify(PX4_BOARD_PIXHAWK_PRO); |
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hal.console->printf("Detected Pixhawk Pro\n"); |
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#elif defined(CONFIG_ARCH_BOARD_AEROFC_V1) |
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state.board_type.set_and_notify(PX4_BOARD_AEROFC); |
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hal.console->printf("Detected Aero FC\n"); |
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#elif defined(HAL_CHIBIOS_ARCH_FMUV5) |
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state.board_type.set_and_notify(PX4_BOARD_FMUV5); |
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hal.console->printf("Detected FMUv5\n"); |
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#elif defined(CONFIG_ARCH_BOARD_VRBRAIN_V51) |
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state.board_type.set_and_notify(VRX_BOARD_BRAIN51); |
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hal.console->printf("Detected VR Brain 5.1\n"); |
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#elif defined(CONFIG_ARCH_BOARD_VRBRAIN_V52) || defined(HAL_CHIBIOS_ARCH_BRAINV52) |
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state.board_type.set_and_notify(VRX_BOARD_BRAIN52); |
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hal.console->printf("Detected VR Brain 5.2\n"); |
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#elif defined(CONFIG_ARCH_BOARD_VRBRAIN_V52E) |
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state.board_type.set_and_notify(VRX_BOARD_BRAIN52E); |
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hal.console->printf("Detected VR Brain 5.2E\n"); |
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#elif defined(CONFIG_ARCH_BOARD_VRUBRAIN_V51) || defined(HAL_CHIBIOS_ARCH_UBRAINV51) |
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state.board_type.set_and_notify(VRX_BOARD_UBRAIN51); |
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hal.console->printf("Detected VR Micro Brain 5.1\n"); |
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#elif defined(CONFIG_ARCH_BOARD_VRUBRAIN_V52) |
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state.board_type.set_and_notify(VRX_BOARD_UBRAIN52); |
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hal.console->printf("Detected VR Micro Brain 5.2\n"); |
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#elif defined(CONFIG_ARCH_BOARD_VRCORE_V10) |
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state.board_type.set_and_notify(VRX_BOARD_CORE10); |
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hal.console->printf("Detected VR Core 1.0\n"); |
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#elif defined(CONFIG_ARCH_BOARD_VRBRAIN_V54) |
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state.board_type.set_and_notify(VRX_BOARD_BRAIN54); |
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hal.console->printf("Detected VR Brain 5.4\n"); |
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#endif |
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} |
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#endif // AP_FEATURE_BOARD_DETECT |
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/* |
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setup flow control on UARTs |
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*/ |
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void AP_BoardConfig::board_setup_uart() |
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{ |
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#if AP_FEATURE_RTSCTS |
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hal.uartC->set_flow_control((AP_HAL::UARTDriver::flow_control)state.ser1_rtscts.get()); |
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if (hal.uartD != nullptr) { |
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hal.uartD->set_flow_control((AP_HAL::UARTDriver::flow_control)state.ser2_rtscts.get()); |
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} |
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#endif |
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} |
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/* |
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setup SBUS |
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*/ |
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void AP_BoardConfig::board_setup_sbus(void) |
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{ |
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#if AP_FEATURE_SBUS_OUT |
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if (state.sbus_out_rate.get() >= 1) { |
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static const struct { |
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uint8_t value; |
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uint16_t rate; |
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} rates[] = { |
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{ 1, 50 }, |
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{ 2, 75 }, |
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{ 3, 100 }, |
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{ 4, 150 }, |
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{ 5, 200 }, |
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{ 6, 250 }, |
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{ 7, 300 } |
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}; |
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uint16_t rate = 300; |
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for (uint8_t i=0; i<ARRAY_SIZE(rates); i++) { |
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if (rates[i].value == state.sbus_out_rate) { |
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rate = rates[i].rate; |
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} |
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} |
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if (!hal.rcout->enable_px4io_sbus_out(rate)) { |
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hal.console->printf("Failed to enable SBUS out\n"); |
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} |
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} |
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#endif |
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} |
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/* |
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setup peripherals and drivers |
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*/ |
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void AP_BoardConfig::board_setup() |
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{ |
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#if CONFIG_HAL_BOARD == HAL_BOARD_PX4 || CONFIG_HAL_BOARD == HAL_BOARD_VRBRAIN |
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px4_setup_peripherals(); |
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px4_setup_pwm(); |
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px4_setup_safety_mask(); |
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#elif CONFIG_HAL_BOARD == HAL_BOARD_CHIBIOS |
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// init needs to be done after boardconfig is read so parameters are set |
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hal.gpio->init(); |
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hal.rcin->init(); |
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hal.rcout->init(); |
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#endif |
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board_setup_uart(); |
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board_setup_sbus(); |
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#if AP_FEATURE_BOARD_DETECT |
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board_setup_drivers(); |
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#endif |
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} |
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