Add missing baro_board.c for lisa_mx if use BMP085 on board

sw/airborne/boards/lisa_mx/baro_board.c

@@ -0,0 +1,85 @@
+/*
+ * Copyright (C) 2013 Felix Ruess <felix.ruess@gmail.com>
+ *
+ * This file is part of paparazzi.
+ *
+ * paparazzi 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 2, or (at your option)
+ * any later version.
+ *
+ * paparazzi 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 paparazzi; see the file COPYING.  If not, write to
+ * the Free Software Foundation, 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+/** @file boards/lisa_m/baro_board.c
+ *  Baro board interface for Bosch BMP085 on LisaM I2C2 with EOC check.
+ */
+
+#include "std.h"
+
+#include "subsystems/sensors/baro.h"
+#include "peripherals/bmp085.h"
+#include "peripherals/bmp085_regs.h"
+#include <libopencm3/stm32/gpio.h>
+#include "subsystems/abi.h"
+
+#include "led.h"
+
+
+struct Bmp085 baro_bmp085;
+
+static bool_t baro_eoc(void)
+{
+  return gpio_get(GPIOB, GPIO0);
+}
+
+void baro_init(void)
+{
+  bmp085_init(&baro_bmp085, &i2c2, BMP085_SLAVE_ADDR);
+
+  /* setup eoc check function */
+  baro_bmp085.eoc = &baro_eoc;
+
+  gpio_clear(GPIOB, GPIO0);
+  gpio_setup_input_pulldown(GPIOB, GPIO0);
+
+#ifdef BARO_LED
+  LED_OFF(BARO_LED);
+#endif
+}
+
+
+void baro_periodic(void)
+{
+  if (baro_bmp085.initialized) {
+    bmp085_periodic(&baro_bmp085);
+  } else {
+    bmp085_read_eeprom_calib(&baro_bmp085);
+  }
+}
+
+
+
+void baro_event(void)
+{
+  bmp085_event(&baro_bmp085);
+
+  if (baro_bmp085.data_available) {
+    float pressure = (float)baro_bmp085.pressure;
+    AbiSendMsgBARO_ABS(BARO_BOARD_SENDER_ID, pressure);
+    float temp = baro_bmp085.temperature / 10.0f;
+    AbiSendMsgTEMPERATURE(BARO_BOARD_SENDER_ID, temp);
+    baro_bmp085.data_available = FALSE;
+#ifdef BARO_LED
+    RunOnceEvery(10, LED_TOGGLE(BARO_LED));
+#endif
+  }
+}