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885c966e53
git-svn-id: svn://svn.openpilot.org/OpenPilot/trunk@1652 ebee16cc-31ac-478f-84a7-5cbb03baadba
381 lines
9.3 KiB
C
381 lines
9.3 KiB
C
/**
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* @addtogroup PIOS PIOS Core hardware abstraction layer
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* @{
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* @addtogroup PIOS_OPAHRS OPAHRS Functions
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* @{
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*
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* @file pios_opahrs_proto.h
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* @author The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
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* @brief PPM Input functions
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* @see The GNU Public License (GPL) Version 3
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*
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*/
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#ifndef PIOS_OPAHRS_PROTO_H
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#define PIOS_OPAHRS_PROTO_H
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#include <stdint.h>
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enum opahrs_msg_type {
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OPAHRS_MSG_TYPE_LINK = 0x00,
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OPAHRS_MSG_TYPE_USER_V0,
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OPAHRS_MSG_TYPE_USER_V1,
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};
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enum opahrs_msg_link_state {
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OPAHRS_MSG_LINK_STATE_INACTIVE,
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OPAHRS_MSG_LINK_STATE_BUSY,
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OPAHRS_MSG_LINK_STATE_READY,
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};
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#define OPAHRS_MSG_MAGIC_HEAD 0x53524841 /* ASCII "AHRS" */
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struct opahrs_msg_link_head {
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uint32_t magic; /* Set to OPAHRS_MSG_MAGIC_HEAD */
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enum opahrs_msg_type type;
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} __attribute__((__packed__));
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#define OPAHRS_MSG_MAGIC_TAIL 0xFEFE
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struct opahrs_msg_link_tail {
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uint16_t magic;
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uint8_t crc8;
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} __attribute__((__packed__));
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enum opahrs_msg_link_tag {
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OPAHRS_MSG_LINK_TAG_NOP,
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};
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#define SPI_MSG_LINK_ERROR_BADCRC 0x00000001
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struct opahrs_msg_link {
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enum opahrs_msg_link_state state;
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uint16_t errors;
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enum opahrs_msg_link_tag t;
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union {
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} v;
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} __attribute__((__packed__));
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/********
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* SPI protocol v0 definitions
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*
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* This protocol version is NOT to be changed after release since it is the
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* protocol used for upgrading the firmware of AHRS boards that are already
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* in end user hands.
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*
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********/
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struct opahrs_msg_v0_req_nop {
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} __attribute__((__packed__));
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struct opahrs_msg_v0_req_versions {
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} __attribute__((__packed__));
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struct opahrs_msg_v0_req_reset {
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uint32_t reset_delay_in_ms;
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} __attribute__((__packed__));
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struct opahrs_msg_v0_req_boot {
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uint32_t boot_delay_in_ms;
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} __attribute__((__packed__));
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struct opahrs_msg_v0_req_serial {
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} __attribute__((__packed__));
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struct opahrs_msg_v0_req_fwup_start {
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} __attribute__((__packed__));
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struct opahrs_msg_v0_req_fwup_data {
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uint32_t adress;
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uint32_t data;
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} __attribute__((__packed__));
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struct opahrs_msg_v0_req_mem_map {
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} __attribute__((__packed__));
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struct opahrs_msg_v0_req_fwup_verify {
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} __attribute__((__packed__));
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union opahrs_msg_v0_req {
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struct opahrs_msg_v0_req_nop nop;
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struct opahrs_msg_v0_req_versions versions;
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struct opahrs_msg_v0_req_reset reset;
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struct opahrs_msg_v0_req_boot boot;
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struct opahrs_msg_v0_req_serial serial;
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struct opahrs_msg_v0_req_mem_map mem_map;
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struct opahrs_msg_v0_req_fwup_start fwup_start;
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struct opahrs_msg_v0_req_fwup_data fwup_data;
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struct opahrs_msg_v0_req_fwup_verify fwup_verify;
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} __attribute__((__packed__));
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struct opahrs_msg_v0_rsp_versions {
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uint8_t hw_version;
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uint16_t bl_version;
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uint32_t fw_version;
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uint8_t description[100];
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} __attribute__((__packed__));
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struct opahrs_msg_v0_rsp_serial {
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uint8_t serial_bcd[24];
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} __attribute__((__packed__));
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enum bootloader_status{idle,started,start_failed,write_error,outside_dev_capabilities,jump_failed};
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struct opahrs_msg_v0_rsp_fwup_status {
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enum bootloader_status status;
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} __attribute__((__packed__));
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enum hw_density {high_density,medium_density};
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struct opahrs_msg_v0_rsp_mem_map {
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uint32_t start_of_user_code;
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uint32_t size_of_code_memory;
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uint8_t size_of_description;
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uint8_t rw_flags;
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enum hw_density density;
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} __attribute__((__packed__));
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union opahrs_msg_v0_rsp {
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struct opahrs_msg_v0_rsp_versions versions;
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struct opahrs_msg_v0_rsp_serial serial;
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struct opahrs_msg_v0_rsp_fwup_status fwup_status;
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struct opahrs_msg_v0_rsp_mem_map mem_map;
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} __attribute__((__packed__));
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enum opahrs_msg_v0_tag {
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OPAHRS_MSG_V0_REQ_NOP = 0x00,
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OPAHRS_MSG_V0_REQ_VERSIONS,
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OPAHRS_MSG_V0_REQ_RESET,
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OPAHRS_MSG_V0_REQ_BOOT,
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OPAHRS_MSG_V0_REQ_SERIAL,
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OPAHRS_MSG_V0_REQ_MEM_MAP,
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OPAHRS_MSG_V0_REQ_FWUP_START,
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OPAHRS_MSG_V0_REQ_FWUP_DATA,
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OPAHRS_MSG_V0_REQ_FWUP_VERIFY,
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OPAHRS_MSG_V0_RSP_VERSIONS,
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OPAHRS_MSG_V0_RSP_SERIAL,
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OPAHRS_MSG_V0_RSP_FWUP_STATUS,
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OPAHRS_MSG_V0_RSP_MEM_MAP,
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};
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struct opahrs_msg_v0_payload {
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enum opahrs_msg_v0_tag t;
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union {
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union opahrs_msg_v0_req req;
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union opahrs_msg_v0_rsp rsp;
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} v;
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} __attribute__((__packed__));
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struct opahrs_msg_v0 {
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struct opahrs_msg_link_head head;
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union {
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struct opahrs_msg_link link;
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struct opahrs_msg_v0_payload user;
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} payload;
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struct opahrs_msg_link_tail tail;
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} __attribute__((__packed__));
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/********
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* SPI protocol v1 definitions
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********/
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struct opahrs_msg_v1_req_nop {
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} __attribute__((__packed__));
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struct opahrs_msg_v1_req_versions {
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} __attribute__((__packed__));
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struct opahrs_msg_v1_req_reset {
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uint32_t reset_delay_in_ms;
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} __attribute__((__packed__));
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struct opahrs_msg_v1_req_serial {
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} __attribute__((__packed__));
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struct opahrs_msg_v1_req_north {
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float Be[3];
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} __attribute__((__packed__));
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enum algorithms {SIMPLE_Algo, INSGPS_Algo};
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struct opahrs_msg_v1_req_algorithm {
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enum algorithms algorithm;
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} __attribute__((__packed__));
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struct opahrs_msg_v1_req_update {
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struct {
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uint8_t updated;
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float NED[3];
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float groundspeed;
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float heading;
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float quality;
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} gps;
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struct {
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uint8_t updated;
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float altitude;
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} barometer;
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} __attribute__((__packed__));
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struct opahrs_msg_v1_req_attituderaw {
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} __attribute__((__packed__));
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enum measure_mode {AHRS_SET, AHRS_MEASURE, AHRS_ECHO};
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struct opahrs_msg_v1_req_calibration {
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enum measure_mode measure_var;
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uint16_t accel_bias[3];
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float accel_scale[3];
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float accel_var[3];
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uint16_t gyro_bias[3];
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float gyro_scale[3];
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float gyro_var[3];
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uint16_t mag_bias[3];
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float mag_var[3];
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} __attribute__((__packed__));
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union opahrs_msg_v1_req {
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struct opahrs_msg_v1_req_nop nop;
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struct opahrs_msg_v1_req_versions versions;
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struct opahrs_msg_v1_req_reset reset;
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struct opahrs_msg_v1_req_serial serial;
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struct opahrs_msg_v1_req_update update;
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struct opahrs_msg_v1_req_algorithm algorithm;
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struct opahrs_msg_v1_req_north north;
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struct opahrs_msg_v1_req_attituderaw attituderaw;
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struct opahrs_msg_v1_req_calibration calibration;
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} __attribute__((__packed__));
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struct opahrs_msg_v1_rsp_versions {
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uint8_t hw_version;
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uint16_t bl_version;
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uint32_t fw_version;
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} __attribute__((__packed__));
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struct opahrs_msg_v1_rsp_serial {
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uint8_t serial_bcd[25];
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} __attribute__((__packed__));
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struct opahrs_msg_v1_rsp_north {
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} __attribute__((__packed__));
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struct opahrs_msg_v1_rsp_algorithm {
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} __attribute__((__packed__));
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struct opahrs_msg_v1_rsp_attituderaw {
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struct {
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int16_t x;
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int16_t y;
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int16_t z;
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} mags;
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struct {
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uint16_t x;
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uint16_t y;
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uint16_t z;
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uint16_t xy_temp;
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uint16_t z_temp;
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} gyros;
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struct {
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float x;
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float y;
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float z;
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} gyros_filtered;
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struct {
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uint16_t x;
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uint16_t y;
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uint16_t z;
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} accels;
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struct {
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float x;
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float y;
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float z;
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} accels_filtered;
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} __attribute__((__packed__));
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struct opahrs_msg_v1_rsp_update {
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struct {
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float q1;
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float q2;
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float q3;
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float q4;
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} quaternion;
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float NED[3];
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float Vel[3];
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uint8_t load;
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uint8_t idle_time;
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uint8_t run_time;
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uint8_t dropped_updates;
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} __attribute__((__packed__));
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struct opahrs_msg_v1_rsp_calibration {
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uint8_t measure_var;
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float accel_var[3];
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uint16_t gyro_bias[3];
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float gyro_var[3];
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float mag_var[3];
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} __attribute__((__packed__));
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union opahrs_msg_v1_rsp {
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struct opahrs_msg_v1_rsp_versions versions;
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struct opahrs_msg_v1_rsp_serial serial;
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struct opahrs_msg_v1_rsp_north north;
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struct opahrs_msg_v1_rsp_algorithm algorithm;
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struct opahrs_msg_v1_rsp_attituderaw attituderaw;
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struct opahrs_msg_v1_rsp_update update;
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struct opahrs_msg_v1_rsp_calibration calibration;
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} __attribute__((__packed__));
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enum opahrs_msg_v1_tag {
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OPAHRS_MSG_V1_REQ_NOP = 0x02000000,
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OPAHRS_MSG_V1_REQ_VERSIONS,
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OPAHRS_MSG_V1_REQ_RESET,
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OPAHRS_MSG_V1_REQ_SERIAL,
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OPAHRS_MSG_V1_REQ_NORTH,
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OPAHRS_MSG_V1_REQ_ALGORITHM,
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OPAHRS_MSG_V1_REQ_UPDATE,
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OPAHRS_MSG_V1_REQ_ATTITUDERAW,
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OPAHRS_MSG_V1_REQ_CALIBRATION,
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OPAHRS_MSG_V1_RSP_VERSIONS,
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OPAHRS_MSG_V1_RSP_SERIAL,
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OPAHRS_MSG_V1_RSP_NORTH,
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OPAHRS_MSG_V1_RSP_ALGORITHM,
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OPAHRS_MSG_V1_RSP_UPDATE,
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OPAHRS_MSG_V1_RSP_ATTITUDERAW,
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OPAHRS_MSG_V1_RSP_CALIBRATION,
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};
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struct opahrs_msg_v1_payload {
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enum opahrs_msg_v1_tag t;
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union {
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union opahrs_msg_v1_req req;
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union opahrs_msg_v1_rsp rsp;
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} v;
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} __attribute__((__packed__));
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struct opahrs_msg_v1 {
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struct opahrs_msg_link_head head;
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union {
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struct opahrs_msg_link link;
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struct opahrs_msg_v1_payload user;
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} payload;
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struct opahrs_msg_link_tail tail;
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} __attribute__((__packed__));
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/* Helper functions for setting up messages */
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extern void opahrs_msg_v0_init_rx (struct opahrs_msg_v0 * msg);
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extern void opahrs_msg_v0_init_user_tx (struct opahrs_msg_v0 * msg, enum opahrs_msg_v0_tag tag);
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extern void opahrs_msg_v0_init_link_tx (struct opahrs_msg_v0 * msg, enum opahrs_msg_link_tag tag);
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extern void opahrs_msg_v1_init_rx (struct opahrs_msg_v1 * msg);
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extern void opahrs_msg_v1_init_user_tx (struct opahrs_msg_v1 * msg, enum opahrs_msg_v1_tag tag);
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extern void opahrs_msg_v1_init_link_tx (struct opahrs_msg_v1 * msg, enum opahrs_msg_link_tag tag);
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#endif /* PIOS_OPAHRS_PROTO_H */
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/**
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* @}
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* @}
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*/
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