diff options
| author | gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4> | 2009-11-14 14:57:32 +0000 |
|---|---|---|
| committer | gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4> | 2009-11-14 14:57:32 +0000 |
| commit | 0da2b9d0d87312b9fd50f368689be8f870055542 (patch) | |
| tree | df18c81a1eedd89b8ba993d42b43540c70bf1b49 /demos/ARMCM3-STM32F103-FATFS-GCC/main.c | |
| parent | 174b6a1ba2483ab226bb8e7279f9a3b6535be308 (diff) | |
| download | ChibiOS-0da2b9d0d87312b9fd50f368689be8f870055542.tar.gz ChibiOS-0da2b9d0d87312b9fd50f368689be8f870055542.tar.bz2 ChibiOS-0da2b9d0d87312b9fd50f368689be8f870055542.zip | |
git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@1291 35acf78f-673a-0410-8e92-d51de3d6d3f4
Diffstat (limited to 'demos/ARMCM3-STM32F103-FATFS-GCC/main.c')
| -rw-r--r-- | demos/ARMCM3-STM32F103-FATFS-GCC/main.c | 163 |
1 files changed, 163 insertions, 0 deletions
diff --git a/demos/ARMCM3-STM32F103-FATFS-GCC/main.c b/demos/ARMCM3-STM32F103-FATFS-GCC/main.c new file mode 100644 index 000000000..914eea1e2 --- /dev/null +++ b/demos/ARMCM3-STM32F103-FATFS-GCC/main.c @@ -0,0 +1,163 @@ +/*
+ ChibiOS/RT - Copyright (C) 2006-2007 Giovanni Di Sirio.
+
+ This file is part of ChibiOS/RT.
+
+ ChibiOS/RT 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 3 of the License, or
+ (at your option) any later version.
+
+ ChibiOS/RT 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 this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include <ch.h>
+#include <pal.h>
+#include <serial.h>
+#include <spi.h>
+#include <mmc_spi.h>
+#include <evtimer.h>
+#include <test.h>
+
+#include "board.h"
+
+/*
+ * Maximum speed SPI configuration (18MHz, CPHA=0, CPOL=0, MSb first). + */
+static SPIConfig hs_spicfg = {
+ IOPORT2, GPIOB_SPI2NSS, 0
+};
+
+/*
+ * Low speed SPI configuration (281.250KHz, CPHA=0, CPOL=0, MSb first).
+ */
+static SPIConfig ls_spicfg = {
+ IOPORT2, GPIOB_SPI2NSS, SPI_CR1_BR_2 | SPI_CR1_BR_1
+};
+
+/*
+ * MMC driver instance. + */
+static MMCDriver MMCD1;
+
+/*
+ * MMC configuration (empty). + */
+static const MMCConfig mmc_cfg = {};
+
+/*
+ * Card insertion verification. + */
+static bool_t mmc_is_inserted(void) {
+
+ return (bool_t)palReadPad(IOPORT3, GPIOC_MMCCP);
+}
+
+/*
+ * Card protection verification. + */
+static bool_t mmc_is_protected(void) {
+
+ return (bool_t)palReadPad(IOPORT3, GPIOC_MMCWP);
+}
+
+/*
+ * Red LEDs blinker thread, times are in milliseconds.
+ */
+static WORKING_AREA(waThread1, 512);
+static msg_t Thread1(void *arg) {
+
+ (void)arg;
+ while (TRUE) {
+ palClearPad(IOPORT3, GPIOC_LED);
+ chThdSleepMilliseconds(500);
+ palSetPad(IOPORT3, GPIOC_LED);
+ chThdSleepMilliseconds(500);
+ }
+ return 0;
+}
+
+/*
+ * Executed as event handler at 500mS intervals.
+ */
+static void TimerHandler(eventid_t id) {
+
+ (void)id;
+ if (palReadPad(IOPORT1, GPIOA_BUTTON))
+ TestThread(&SD2);
+}
+
+/*
+ * MMC card insertion event.
+ */
+static void InsertHandler(eventid_t id) {
+
+ (void)id;
+ mmcConnect(&MMCD1);
+}
+
+/*
+ * MMC card removal event.
+ */
+static void RemoveHandler(eventid_t id) {
+
+ (void)id;
+}
+
+/*
+ * Entry point, note, the main() function is already a thread in the system
+ * on entry.
+ */
+int main(int argc, char **argv) {
+ static const evhandler_t evhndl[] = {
+ TimerHandler,
+ InsertHandler,
+ RemoveHandler
+ };
+ static EvTimer evt;
+ struct EventListener el0, el1, el2;
+
+ (void)argc;
+ (void)argv;
+
+ /*
+ * Activates the serial driver 2 using the driver default configuration.
+ */
+ sdStart(&SD2, NULL);
+
+ /*
+ * Initializes the MMC driver to work with SPI2. + */
+ palSetPadMode(IOPORT2, GPIOB_SPI2NSS, PAL_MODE_OUTPUT_PUSHPULL);
+ palSetPad(IOPORT2, GPIOB_SPI2NSS);
+ mmcObjectInit(&MMCD1, &SPID2,
+ &ls_spicfg, &hs_spicfg,
+ mmc_is_protected, mmc_is_inserted);
+ mmcStart(&MMCD1, &mmc_cfg);
+
+ /*
+ * Creates the blinker thread.
+ */
+ chThdCreateStatic(waThread1, sizeof(waThread1), NORMALPRIO, Thread1, NULL);
+
+// spiStop(&SPID1);
+
+ /*
+ * Normal main() thread activity, in this demo it does nothing except
+ * sleeping in a loop and listed 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(&MMCD1.mmc_inserted_event, &el1, 1);
+ chEvtRegister(&MMCD1.mmc_removed_event, &el2, 2);
+ while (TRUE)
+ chEvtDispatch(evhndl, chEvtWaitOne(ALL_EVENTS));
+ return 0;
+}
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