From 58f8d8a051580add16ede4c74ae5e24e5f4bb45e Mon Sep 17 00:00:00 2001 From: gdisirio Date: Mon, 19 Aug 2013 14:07:53 +0000 Subject: git-svn-id: svn://svn.code.sf.net/p/chibios/svn/branches/kernel_3_dev@6180 35acf78f-673a-0410-8e92-d51de3d6d3f4 --- demos/ARM7-LPC214x-FATFS-GCC/main.c | 364 ------------------------------------ 1 file changed, 364 deletions(-) delete mode 100644 demos/ARM7-LPC214x-FATFS-GCC/main.c (limited to 'demos/ARM7-LPC214x-FATFS-GCC/main.c') diff --git a/demos/ARM7-LPC214x-FATFS-GCC/main.c b/demos/ARM7-LPC214x-FATFS-GCC/main.c deleted file mode 100644 index 7b9edc9b6..000000000 --- a/demos/ARM7-LPC214x-FATFS-GCC/main.c +++ /dev/null @@ -1,364 +0,0 @@ -/* - ChibiOS/RT - Copyright (C) 2006-2013 Giovanni Di Sirio - - 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 - -#include "ch.h" -#include "hal.h" -#include "test.h" -#include "chprintf.h" -#include "evtimer.h" -#include "buzzer.h" - -#include "ff.h" - -/*===========================================================================*/ -/* Card insertion monitor. */ -/*===========================================================================*/ - -#define POLLING_INTERVAL 10 -#define POLLING_DELAY 10 - -/** - * @brief Card monitor timer. - */ -static VirtualTimer tmr; - -/** - * @brief Debounce counter. - */ -static unsigned cnt; - -/** - * @brief Card event sources. - */ -static EventSource inserted_event, removed_event; - -/** - * @brief Insertion monitor timer callback function. - * - * @param[in] p pointer to the @p BaseBlockDevice object - * - * @notapi - */ -static void tmrfunc(void *p) { - BaseBlockDevice *bbdp = p; - - /* The presence check is performed only while the driver is not in a - transfer state because it is often performed by changing the mode of - the pin connected to the CS/D3 contact of the card, this could disturb - the transfer.*/ - blkstate_t state = blkGetDriverState(bbdp); - chSysLockFromIsr(); - if ((state != BLK_READING) && (state != BLK_WRITING)) { - /* Safe to perform the check.*/ - if (cnt > 0) { - if (blkIsInserted(bbdp)) { - if (--cnt == 0) { - chEvtBroadcastI(&inserted_event); - } - } - else - cnt = POLLING_INTERVAL; - } - else { - if (!blkIsInserted(bbdp)) { - cnt = POLLING_INTERVAL; - chEvtBroadcastI(&removed_event); - } - } - } - chVTSetI(&tmr, MS2ST(POLLING_DELAY), tmrfunc, bbdp); - chSysUnlockFromIsr(); -} - -/** - * @brief Polling monitor start. - * - * @param[in] p pointer to an object implementing @p BaseBlockDevice - * - * @notapi - */ -static void tmr_init(void *p) { - - chEvtInit(&inserted_event); - chEvtInit(&removed_event); - chSysLock(); - cnt = POLLING_INTERVAL; - chVTSetI(&tmr, MS2ST(POLLING_DELAY), tmrfunc, p); - chSysUnlock(); -} - -/*===========================================================================*/ -/* FatFs related. */ -/*===========================================================================*/ - -/** - * @brief FS object. - */ -FATFS MMC_FS; - -/** - * MMC driver instance. - */ -MMCDriver MMCD1; - -/* FS mounted and ready.*/ -static bool_t fs_ready = FALSE; - -/* Maximum speed SPI configuration (18MHz, CPHA=0, CPOL=0).*/ -static SPIConfig hs_spicfg = { - NULL, - IOPORT1, - PA_SSEL1, - CR0_DSS8BIT | CR0_FRFSPI | CR0_CLOCKRATE(0), - 2 -}; - -/* Low speed SPI configuration (281.250kHz, CPHA=0, CPOL=0).*/ -static SPIConfig ls_spicfg = { - NULL, - IOPORT1, - PA_SSEL1, - CR0_DSS8BIT | CR0_FRFSPI | CR0_CLOCKRATE(0), - 254 -}; - -/* MMC/SD over SPI driver configuration.*/ -static MMCConfig mmccfg = {&SPID1, &ls_spicfg, &hs_spicfg}; - -/* Generic large buffer.*/ -uint8_t fbuff[1024]; - -static FRESULT scan_files(BaseSequentialStream *chp, char *path) { - FRESULT res; - FILINFO fno; - DIR dir; - int i; - char *fn; - -#if _USE_LFN - fno.lfname = 0; - fno.lfsize = 0; -#endif - res = f_opendir(&dir, path); - if (res == FR_OK) { - i = strlen(path); - for (;;) { - res = f_readdir(&dir, &fno); - if (res != FR_OK || fno.fname[0] == 0) - break; - if (fno.fname[0] == '.') - continue; - fn = fno.fname; - if (fno.fattrib & AM_DIR) { - path[i++] = '/'; - strcpy(&path[i], fn); - res = scan_files(chp, path); - if (res != FR_OK) - break; - path[--i] = 0; - } - else { - chprintf(chp, "%s/%s\r\n", path, fn); - } - } - } - return res; -} - -/*===========================================================================*/ -/* Main and generic code. */ -/*===========================================================================*/ - -/* - * Red LEDs blinker thread, times are in milliseconds. - */ -static WORKING_AREA(waThread1, 128); -static msg_t Thread1(void *arg) { - - (void)arg; - chRegSetThreadName("blinker1"); - while (TRUE) { - palClearPort(IOPORT1, PAL_PORT_BIT(PA_LED2)); - chThdSleepMilliseconds(200); - palSetPort(IOPORT1, PAL_PORT_BIT(PA_LED1) | PAL_PORT_BIT(PA_LED2)); - chThdSleepMilliseconds(800); - palClearPort(IOPORT1, PAL_PORT_BIT(PA_LED1)); - chThdSleepMilliseconds(200); - palSetPort(IOPORT1, PAL_PORT_BIT(PA_LED1) | PAL_PORT_BIT(PA_LED2)); - chThdSleepMilliseconds(800); - } - return 0; -} - -/* - * Yellow LED blinker thread, times are in milliseconds. - */ -static WORKING_AREA(waThread2, 128); -static msg_t Thread2(void *arg) { - - (void)arg; - chRegSetThreadName("blinker2"); - while (TRUE) { - palClearPad(IOPORT1, PA_LEDUSB); - chThdSleepMilliseconds(200); - palSetPad(IOPORT1, PA_LEDUSB); - chThdSleepMilliseconds(300); - } - return 0; -} - -/* - * Executed as event handler at 500mS intervals. - */ -static void TimerHandler(eventid_t id) { - - (void)id; - if (!palReadPad(IOPORT1, PA_BUTTON1)) { - if (fs_ready) { - FRESULT err; - uint32_t clusters; - FATFS *fsp; - - err = f_getfree("/", &clusters, &fsp); - if (err != FR_OK) { - chprintf((BaseSequentialStream *)&SD1, "FS: f_getfree() failed\r\n"); - return; - } - chprintf((BaseSequentialStream *)&SD1, - "FS: %lu free clusters, %lu sectors per cluster, %lu bytes free\r\n", - clusters, (uint32_t)MMC_FS.csize, - clusters * (uint32_t)MMC_FS.csize * (uint32_t)MMCSD_BLOCK_SIZE); - fbuff[0] = 0; - scan_files((BaseSequentialStream *)&SD1, (char *)fbuff); - } - } - else if (!palReadPad(IOPORT1, PA_BUTTON2)) { - static WORKING_AREA(waTestThread, 256); - Thread *tp = chThdCreateStatic(waTestThread, sizeof(waTestThread), - NORMALPRIO, TestThread, &SD1); - chThdWait(tp); - buzzPlay(500, MS2ST(100)); - } -} - -/* - * MMC card insertion event. - */ -static void InsertHandler(eventid_t id) { - FRESULT err; - - (void)id; - buzzPlayWait(1000, MS2ST(100)); - buzzPlayWait(2000, MS2ST(100)); - chprintf((BaseSequentialStream *)&SD1, "MMC: inserted\r\n"); - /* - * On insertion MMC initialization and FS mount. - */ - chprintf((BaseSequentialStream *)&SD1, "MMC: initialization "); - if (mmcConnect(&MMCD1)) { - chprintf((BaseSequentialStream *)&SD1, "failed\r\n"); - return; - } - chprintf((BaseSequentialStream *)&SD1, "ok\r\n"); - chprintf((BaseSequentialStream *)&SD1, "FS: mount "); - err = f_mount(0, &MMC_FS); - if (err != FR_OK) { - chprintf((BaseSequentialStream *)&SD1, "failed\r\n"); - mmcDisconnect(&MMCD1); - return; - } - fs_ready = TRUE; - chprintf((BaseSequentialStream *)&SD1, "ok\r\n"); - buzzPlay(440, MS2ST(200)); -} - -/* - * MMC card removal event. - */ -static void RemoveHandler(eventid_t id) { - - (void)id; - chprintf((BaseSequentialStream *)&SD1, "MMC: removed\r\n"); - mmcDisconnect(&MMCD1); - fs_ready = FALSE; - buzzPlayWait(2000, MS2ST(100)); - buzzPlayWait(1000, MS2ST(100)); -} - -/* - * Application entry point. - */ -int main(void) { - static const evhandler_t evhndl[] = { - TimerHandler, - InsertHandler, - RemoveHandler - }; - static EvTimer evt; - struct EventListener el0, el1, el2; - - /* - * System initializations. - * - HAL initialization, this also initializes the configured device drivers - * and performs the board-specific initializations. - * - Kernel initialization, the main() function becomes a thread and the - * RTOS is active. - */ - halInit(); - chSysInit(); - - /* - * Activates the serial driver 1 using the driver default configuration. - */ - sdStart(&SD1, NULL); - - /* - * Buzzer driver initialization. - */ - buzzInit(); - - /* - * Initializes the MMC driver to work with SPI2. - */ - mmcObjectInit(&MMCD1); - mmcStart(&MMCD1, &mmccfg); - - /* - * Activates the card insertion monitor. - */ - tmr_init(&MMCD1); - - /* - * Creates the blinker threads. - */ - chThdCreateStatic(waThread1, sizeof(waThread1), NORMALPRIO, Thread1, NULL); - chThdCreateStatic(waThread2, sizeof(waThread2), NORMALPRIO, Thread2, NULL); - - /* - * Normal main() thread activity, in this demo it does nothing except - * sleeping in a loop and listen for events. - */ - evtInit(&evt, MS2ST(500)); /* Initializes an event timer object. */ - evtStart(&evt); /* Starts the event timer. */ - chEvtRegister(&evt.et_es, &el0, 0); /* Registers on the timer event source. */ - chEvtRegister(&inserted_event, &el1, 1); - chEvtRegister(&removed_event, &el2, 2); - while (TRUE) - chEvtDispatch(evhndl, chEvtWaitOne(ALL_EVENTS)); - return 0; -} -- cgit v1.2.3