diff options
Diffstat (limited to 'demos/STM32/RT-STM32F407-OLIMEX_E407-LWIP-FATFS-USB/main.c')
| -rw-r--r-- | demos/STM32/RT-STM32F407-OLIMEX_E407-LWIP-FATFS-USB/main.c | 340 |
1 files changed, 0 insertions, 340 deletions
diff --git a/demos/STM32/RT-STM32F407-OLIMEX_E407-LWIP-FATFS-USB/main.c b/demos/STM32/RT-STM32F407-OLIMEX_E407-LWIP-FATFS-USB/main.c deleted file mode 100644 index f329b136f..000000000 --- a/demos/STM32/RT-STM32F407-OLIMEX_E407-LWIP-FATFS-USB/main.c +++ /dev/null @@ -1,340 +0,0 @@ -/* - ChibiOS - Copyright (C) 2006..2016 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 <stdio.h> -#include <string.h> - -#include "ch.h" -#include "hal.h" -#include "ch_test.h" - -#include "chprintf.h" -#include "shell.h" - -#include "lwipthread.h" -#include "web/web.h" - -#include "ff.h" - -#include "usbcfg.h" - -/*===========================================================================*/ -/* Card insertion monitor. */ -/*===========================================================================*/ - -#define POLLING_INTERVAL 10 -#define POLLING_DELAY 10 - -/** - * @brief Card monitor timer. - */ -static virtual_timer_t tmr; - -/** - * @brief Debounce counter. - */ -static unsigned cnt; - -/** - * @brief Card event sources. - */ -static event_source_t 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; - - chSysLockFromISR(); - 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) { - - chEvtObjectInit(&inserted_event); - chEvtObjectInit(&removed_event); - chSysLock(); - cnt = POLLING_INTERVAL; - chVTSetI(&tmr, MS2ST(POLLING_DELAY), tmrfunc, p); - chSysUnlock(); -} - -/*===========================================================================*/ -/* FatFs related. */ -/*===========================================================================*/ - -/** - * @brief FS object. - */ -static FATFS SDC_FS; - -/* FS mounted and ready.*/ -static bool fs_ready = FALSE; - -/* Generic large buffer.*/ -static uint8_t fbuff[1024]; - -static FRESULT scan_files(BaseSequentialStream *chp, char *path) { - static FILINFO fno; - FRESULT res; - DIR dir; - size_t i; - char *fn; - - res = f_opendir(&dir, path); - if (res == FR_OK) { - i = strlen(path); - while (((res = f_readdir(&dir, &fno)) == FR_OK) && fno.fname[0]) { - if (FF_FS_RPATH && fno.fname[0] == '.') - continue; - fn = fno.fname; - if (fno.fattrib & AM_DIR) { - *(path + i) = '/'; - strcpy(path + i + 1, fn); - res = scan_files(chp, path); - *(path + i) = '\0'; - if (res != FR_OK) - break; - } - else { - chprintf(chp, "%s/%s\r\n", path, fn); - } - } - } - return res; -} - -/*===========================================================================*/ -/* Command line related. */ -/*===========================================================================*/ - -#define SHELL_WA_SIZE THD_WORKING_AREA_SIZE(2048) - -static void cmd_tree(BaseSequentialStream *chp, int argc, char *argv[]) { - FRESULT err; - uint32_t fre_clust, fre_sect, tot_sect; - FATFS *fsp; - - (void)argv; - if (argc > 0) { - chprintf(chp, "Usage: tree\r\n"); - return; - } - if (!fs_ready) { - chprintf(chp, "File System not mounted\r\n"); - return; - } - err = f_getfree("/", &fre_clust, &fsp); - if (err != FR_OK) { - chprintf(chp, "FS: f_getfree() failed\r\n"); - return; - } - chprintf(chp, - "FS: %lu free clusters with %lu sectors (%lu bytes) per cluster\r\n", - fre_clust, (uint32_t)fsp->csize, (uint32_t)fsp->csize * 512); - chprintf(chp, - " %lu bytes (%lu MB) free of %lu MB\r\n", - fre_sect * 512, - fre_sect / 2 / 1024, - tot_sect / 2 / 1024); - fbuff[0] = 0; - scan_files(chp, (char *)fbuff); -} - -static const ShellCommand commands[] = { - {"tree", cmd_tree}, - {NULL, NULL} -}; - -static const ShellConfig shell_cfg1 = { - (BaseSequentialStream *)&SDU1, - commands -}; - -/*===========================================================================*/ -/* Main and generic code. */ -/*===========================================================================*/ - -static thread_t *shelltp = NULL; - -/* - * Card insertion event. - */ -static void InsertHandler(eventid_t id) { - FRESULT err; - - (void)id; - /* - * On insertion SDC initialization and FS mount. - */ - if (sdcConnect(&SDCD1)) - return; - - err = f_mount(&SDC_FS, "/", 1); - if (err != FR_OK) { - sdcDisconnect(&SDCD1); - return; - } - fs_ready = TRUE; -} - -/* - * Card removal event. - */ -static void RemoveHandler(eventid_t id) { - - (void)id; - sdcDisconnect(&SDCD1); - fs_ready = FALSE; -} - -/* - * Shell exit event. - */ -static void ShellHandler(eventid_t id) { - - (void)id; - if (chThdTerminatedX(shelltp)) { - chThdWait(shelltp); /* Returning memory to heap. */ - shelltp = NULL; - } -} - -/* - * Green LED blinker thread, times are in milliseconds. - */ -static THD_WORKING_AREA(waThread1, 128); -static THD_FUNCTION(Thread1, arg) { - - (void)arg; - chRegSetThreadName("blinker"); - while (true) { - palTogglePad(GPIOC, GPIOC_LED); - chThdSleepMilliseconds(fs_ready ? 125 : 500); - } -} - -/* - * Application entry point. - */ -int main(void) { - static const evhandler_t evhndl[] = { - InsertHandler, - RemoveHandler, - ShellHandler - }; - event_listener_t 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. - * - lwIP subsystem initialization using the default configuration. - */ - halInit(); - chSysInit(); - lwipInit(NULL); - - /* - * Initializes a serial-over-USB CDC driver. - */ - sduObjectInit(&SDU1); - sduStart(&SDU1, &serusbcfg); - - /* - * Activates the USB driver and then the USB bus pull-up on D+. - * Note, a delay is inserted in order to not have to disconnect the cable - * after a reset. - */ - usbDisconnectBus(serusbcfg.usbp); - chThdSleepMilliseconds(1500); - usbStart(serusbcfg.usbp, &usbcfg); - usbConnectBus(serusbcfg.usbp); - - /* - * Shell manager initialization. - */ - shellInit(); - - /* - * Activates the serial driver 6 and SDC driver 1 using default - * configuration. - */ - sdStart(&SD6, NULL); - sdcStart(&SDCD1, NULL); - - /* - * Activates the card insertion monitor. - */ - tmr_init(&SDCD1); - - /* - * Creates the blinker thread. - */ - chThdCreateStatic(waThread1, sizeof(waThread1), NORMALPRIO, Thread1, NULL); - - /* - * Creates the HTTP thread (it changes priority internally). - */ - chThdCreateStatic(wa_http_server, sizeof(wa_http_server), NORMALPRIO + 1, - http_server, NULL); - - /* - * Normal main() thread activity, handling SD card events and shell - * start/exit. - */ - chEvtRegister(&inserted_event, &el0, 0); - chEvtRegister(&removed_event, &el1, 1); - chEvtRegister(&shell_terminated, &el2, 2); - while (true) { - if (!shelltp && (SDU1.config->usbp->state == USB_ACTIVE)) { - shelltp = chThdCreateFromHeap(NULL, SHELL_WA_SIZE, - "shell", NORMALPRIO + 1, - shellThread, (void *)&shell_cfg1); - } - chEvtDispatch(evhndl, chEvtWaitOneTimeout(ALL_EVENTS, MS2ST(500))); - } -} |