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/**
* This file is part of BCM4751 gpsd
*
* Copyright (C) 2011 Paul Kocialkowski <contact@oaulk.fr>
*
* BCM4751 gpsd is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* BCM4751 gpsd is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with BCM4751 gpsd. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#ifndef _MEIF_H_
#define _MEIF_H_
#define MEIF_START 0xA5 + (0x93 << 8)
#define MEIF_END 0xA5 + (0x68 << 8)
/*
* Commands
*/
#define MEIF_ACK_MSG 0x0000
#define MEIF_NACK_MSG 0x0001
//#define MEIF_ERROR_MSG 0x0002 or 0x0003
#define MEIF_STATE_REPORT_MSG 0x0004
#define MEIF_CONFIG_VALUES_MSG 0x0008
/*
* Data
*/
/*
* Structures
*/
struct meif_header {
uint16_t marker;
uint16_t command;
uint16_t length;
} __attribute__((__packed__));
struct meif_message {
uint16_t command;
uint16_t length;
void *data;
} __attribute__((__packed__));
struct meif_config_values {
uint8_t unknown1[36];
char vendor[16];
char product[16];
uint8_t unknown2[2];
} __attribute__((__packed__));
/*
* Functions
*/
void meif_read_loop(int fd);
#endif
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