diff options
Diffstat (limited to 'sensors/akmdfs/main.c')
| -rw-r--r-- | sensors/akmdfs/main.c | 293 |
1 files changed, 293 insertions, 0 deletions
diff --git a/sensors/akmdfs/main.c b/sensors/akmdfs/main.c new file mode 100644 index 0000000..a3df0bc --- /dev/null +++ b/sensors/akmdfs/main.c @@ -0,0 +1,293 @@ +/****************************************************************************** + * + * 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_Common.h" +#include "AKFS_Compass.h" +#include "AKFS_Disp.h" +#include "AKFS_FileIO.h" +#include "AKFS_Measure.h" +#include "AKFS_APIs.h" + +#ifndef WIN32 +#include <sched.h> +#include <pthread.h> +#include <linux/input.h> +#endif + +#define ERROR_INITDEVICE (-1) +#define ERROR_OPTPARSE (-2) +#define ERROR_SELF_TEST (-3) +#define ERROR_READ_FUSE (-4) +#define ERROR_INIT (-5) +#define ERROR_GETOPEN_STAT (-6) +#define ERROR_STARTCLONE (-7) +#define ERROR_GETCLOSE_STAT (-8) + +/* Global variable. See AKFS_Common.h file. */ +int g_stopRequest = 0; +int g_opmode = 0; +int g_dbgzone = 0; +int g_mainQuit = AKD_FALSE; + +/* Static variable. */ +static pthread_t s_thread; /*!< Thread handle */ + +/*! + A thread function which is raised when measurement is started. + @param[in] args This parameter is not used currently. + */ +static void* thread_main(void* args) +{ + AKFS_MeasureLoop(); + return ((void*)0); +} + +/*! + Signal handler. This should be used only in DEBUG mode. + @param[in] sig Event + */ +static void signal_handler(int sig) +{ + if (sig == SIGINT) { + ALOGE("SIGINT signal"); + g_stopRequest = 1; + g_mainQuit = AKD_TRUE; + } +} + +/*! + Starts new thread. + @return If this function succeeds, the return value is 1. Otherwise, + the return value is 0. + */ +static int startClone(void) +{ + pthread_attr_t attr; + + pthread_attr_init(&attr); + g_stopRequest = 0; + if (pthread_create(&s_thread, &attr, thread_main, NULL) == 0) { + return 1; + } else { + return 0; + } +} + +/*! + This function parse the option. + @retval 1 Parse succeeds. + @retval 0 Parse failed. + @param[in] argc Argument count + @param[in] argv Argument vector + @param[out] layout_patno + */ +int OptParse( + int argc, + char* argv[], + AKFS_PATNO* layout_patno) +{ +#ifdef WIN32 + /* Static */ +#if defined(AKFS_WIN32_PAT1) + *layout_patno = PAT1; +#elif defined(AKFS_WIN32_PAT2) + *layout_patno = PAT2; +#elif defined(AKFS_WIN32_PAT3) + *layout_patno = PAT3; +#elif defined(AKFS_WIN32_PAT4) + *layout_patno = PAT4; +#elif defined(AKFS_WIN32_PAT5) + *layout_patno = PAT5; +#else + *layout_patno = PAT1; +#endif + g_opmode = OPMODE_CONSOLE; + /*g_opmode = 0;*/ + g_dbgzone = AKMDATA_LOOP | AKMDATA_TEST; +#else + int opt; + char optVal; + + *layout_patno = PAT_INVALID; + + while ((opt = getopt(argc, argv, "sm:z:")) != -1) { + switch(opt){ + case 'm': + optVal = (char)(optarg[0] - '0'); + if ((PAT1 <= optVal) && (optVal <= PAT8)) { + *layout_patno = (AKFS_PATNO)optVal; + AKMDEBUG(DBG_LEVEL2, "%s: Layout=%d\n", __FUNCTION__, optVal); + } + break; + case 's': + g_opmode |= OPMODE_CONSOLE; + break; + case 'z': + /* If error detected, hopefully 0 is returned. */ + errno = 0; + g_dbgzone = (int)strtol(optarg, (char**)NULL, 0); + AKMDEBUG(DBG_LEVEL2, "%s: Dbg Zone=%d\n", __FUNCTION__, g_dbgzone); + break; + default: + ALOGE("%s: Invalid argument", argv[0]); + return 0; + } + } + + /* If layout is not specified with argument, get parameter from driver */ + if (*layout_patno == PAT_INVALID) { + int16_t n; + if (AKD_GetLayout(&n) == AKM_SUCCESS) { + if ((PAT1 <= n) && (n <= PAT8)) { + *layout_patno = (AKFS_PATNO)n; + } + } + } + /* Error */ + if (*layout_patno == PAT_INVALID) { + ALOGE("No layout is specified."); + return 0; + } +#endif + + return 1; +} + +void ConsoleMode(void) +{ + /*** Console Mode *********************************************/ + while (AKD_TRUE) { + /* Select operation */ + switch (Menu_Main()) { + case MODE_SelfTest: + AKFS_SelfTest(); + break; + case MODE_Measure: + /* Reset flag */ + g_stopRequest = 0; + /* Measurement routine */ + AKFS_MeasureLoop(); + break; + + case MODE_Quit: + return; + + default: + AKMDEBUG(DBG_LEVEL0, "Unknown operation mode.\n"); + break; + } + } +} + +int main(int argc, char **argv) +{ + int retValue = 0; + AKFS_PATNO pat; + uint8 regs[3]; + + /* Show the version info of this software. */ + Disp_StartMessage(); + +#if ENABLE_AKMDEBUG + /* Register signal handler */ + signal(SIGINT, signal_handler); +#endif + + /* Open device driver */ + if(AKD_InitDevice() != AKD_SUCCESS) { + retValue = ERROR_INITDEVICE; + goto MAIN_QUIT; + } + + /* Parse command-line options */ + /* This function calls device driver function to get layout */ + if (OptParse(argc, argv, &pat) == 0) { + retValue = ERROR_OPTPARSE; + goto MAIN_QUIT; + } + + /* Self Test */ + if (g_opmode & OPMODE_FST){ + if (AKFS_SelfTest() != AKD_SUCCESS) { + retValue = ERROR_SELF_TEST; + goto MAIN_QUIT; + } + } + + /* OK, then start */ + if (AKFS_ReadAK8975FUSEROM(regs) != AKM_SUCCESS) { + retValue = ERROR_READ_FUSE; + goto MAIN_QUIT; + } + + /* Initialize library. */ + if (AKFS_Init(pat, regs) != AKM_SUCCESS) { + retValue = ERROR_INIT; + goto MAIN_QUIT; + } + + /* Start console mode */ + if (g_opmode & OPMODE_CONSOLE) { + ConsoleMode(); + goto MAIN_QUIT; + } + + /*** Start Daemon ********************************************/ + while (g_mainQuit == AKD_FALSE) { + int st = 0; + /* Wait until device driver is opened. */ + if (AKD_GetOpenStatus(&st) != AKD_SUCCESS) { + retValue = ERROR_GETOPEN_STAT; + goto MAIN_QUIT; + } + if (st == 0) { + ALOGI("Suspended."); + } else { + ALOGI("Compass Opened."); + /* Reset flag */ + g_stopRequest = 0; + /* Start measurement thread. */ + if (startClone() == 0) { + retValue = ERROR_STARTCLONE; + goto MAIN_QUIT; + } + + /* Wait until device driver is closed. */ + if (AKD_GetCloseStatus(&st) != AKD_SUCCESS) { + retValue = ERROR_GETCLOSE_STAT; + g_mainQuit = AKD_TRUE; + } + /* Wait thread completion. */ + g_stopRequest = 1; + pthread_join(s_thread, NULL); + ALOGI("Compass Closed."); + } + } + +MAIN_QUIT: + + /* Release library */ + AKFS_Release(); + /* Close device driver. */ + AKD_DeinitDevice(); + /* Show the last message. */ + Disp_EndMessage(retValue); + + return retValue; +} + + |