AKM sensor code for AK8975

This package includes the following components.

1) Sensor Control Program (AK8975_FS/akmdfs)
   Source code of Daemon program to control sensor and to output
   calculated value.

2) Sensor HAL Module (AK8975_FS/libsensors)
   This is a sample implementation of HAL module, which can be
   connected to SensorManager.

Change-Id: If68fdbfb5c4133a34f48445a5a1769f2f6eab771
Signed-off-by: Tsuyoshi Masuda <masuda.tv@om.asahi-kasei.co.jp>

1 files changed, 90 insertions, 0 deletions

diff --git a/AK8975_FS/akmdfs/AKFS_Disp.c b/AK8975_FS/akmdfs/AKFS_Disp.c
new file mode 100644
index 0000000..d22cffb
--- /dev/null
+++ b/AK8975_FS/akmdfs/AKFS_Disp.c
@@ -0,0 +1,90 @@
+/******************************************************************************
+ * $Id: AKFS_Disp.c 580 2012-03-29 09:56:21Z yamada.rj $
+ ******************************************************************************
+ *
+ * Copyright (C) 2012 Asahi Kasei Microdevices Corporation, Japan
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#include "AKFS_Disp.h"
+#include "AKFS_Common.h"
+
+/*!
+ Print startup message to Android Log daemon.
+ */
+void Disp_StartMessage(void)
+{
+	ALOGI("AK8975 Daemon for Open Source v20120329.");
+	ALOGI("Debug: %s", ((ENABLE_AKMDEBUG)?("ON"):("OFF")));
+	ALOGI("Debug level: %d", DBG_LEVEL);
+}
+
+/*!
+ Print ending message to Android Log daemon.
+ */
+void Disp_EndMessage(int ret)
+{
+	ALOGI("AK8975 for Android end (%d).", ret);
+}
+
+/*!
+ Print result
+ */
+void Disp_Result(int buf[YPR_DATA_SIZE])
+{
+	AKMDEBUG(DBG_LEVEL1,
+		"Flag=%d\n", buf[0]);
+	AKMDEBUG(DBG_LEVEL1,
+		"Acc(%d):%8.2f, %8.2f, %8.2f\n",
+		buf[4], REVERT_ACC(buf[1]), REVERT_ACC(buf[2]), REVERT_ACC(buf[3]));
+	AKMDEBUG(DBG_LEVEL1,
+		"Mag(%d):%8.2f, %8.2f, %8.2f\n",
+		buf[8], REVERT_MAG(buf[5]), REVERT_MAG(buf[6]), REVERT_MAG(buf[7]));
+	AKMDEBUG(DBG_LEVEL1,
+		"Ori(%d)=%8.2f, %8.2f, %8.2f\n",
+		buf[8], REVERT_ORI(buf[9]), REVERT_ORI(buf[10]), REVERT_ORI(buf[11]));
+}
+
+/*!
+ Output main menu to stdout and wait for user input from stdin.
+ @return Selected mode.
+ */
+MODE Menu_Main(void)
+{
+	char msg[20];
+	memset(msg, 0, sizeof(msg));
+
+	AKMDEBUG(DBG_LEVEL1,
+	" --------------------  AK8975 Console Application -------------------- \n"
+	"   1. Start measurement. \n"
+	"   2. Self-test. \n"
+	"   Q. Quit application. \n"
+	" --------------------------------------------------------------------- \n"
+	" Please select a number.\n"
+	"   ---> ");
+	fgets(msg, 10, stdin);
+	AKMDEBUG(DBG_LEVEL1, "\n");
+
+	/* BUG : If 2-digits number is input, */
+	/*    only the first character is compared. */
+	if (!strncmp(msg, "1", 1)) {
+		return MODE_Measure;
+	} else if (!strncmp(msg, "2", 1)) {
+		return MODE_SelfTest;
+	} else if (strncmp(msg, "Q", 1) == 0 || strncmp(msg, "q", 1) == 0) {
+		return MODE_Quit;
+	} else {
+		return MODE_ERROR;
+	}
+}
+