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| author | Giovanni Di Sirio <gdisirio@gmail.com> | 2018-10-04 14:36:34 +0000 |
|---|---|---|
| committer | Giovanni Di Sirio <gdisirio@gmail.com> | 2018-10-04 14:36:34 +0000 |
| commit | 887ff945a901fac1fe18d6be7367b7f405a99e1a (patch) | |
| tree | fcfb99a686af80265943664dbd1e2587c4e6623c /testhal/STM32/STM32L4xx/WSPI-N25Q128/main.c | |
| parent | 2dd28213f179c0a6e0a1f889ee19f803df53c42f (diff) | |
| download | ChibiOS-887ff945a901fac1fe18d6be7367b7f405a99e1a.tar.gz ChibiOS-887ff945a901fac1fe18d6be7367b7f405a99e1a.tar.bz2 ChibiOS-887ff945a901fac1fe18d6be7367b7f405a99e1a.zip | |
Flash infrastructure rework based on WSPI, not complete.
git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@12320 110e8d01-0319-4d1e-a829-52ad28d1bb01
Diffstat (limited to 'testhal/STM32/STM32L4xx/WSPI-N25Q128/main.c')
| -rw-r--r-- | testhal/STM32/STM32L4xx/WSPI-N25Q128/main.c | 170 |
1 files changed, 170 insertions, 0 deletions
diff --git a/testhal/STM32/STM32L4xx/WSPI-N25Q128/main.c b/testhal/STM32/STM32L4xx/WSPI-N25Q128/main.c new file mode 100644 index 000000000..6e8a35436 --- /dev/null +++ b/testhal/STM32/STM32L4xx/WSPI-N25Q128/main.c @@ -0,0 +1,170 @@ +/*
+ ChibiOS - Copyright (C) 2006..2018 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 <string.h>
+
+#include "ch.h"
+#include "hal.h"
+
+#include "serial_nor.h"
+
+/* 16MB device, 2 cycles delay after NCS.*/
+const WSPIConfig wspicfg1 = {
+ NULL,
+ STM32_DCR_FSIZE(24) | STM32_DCR_CSHT(1)
+};
+
+wspi_command_t cmd_read_id = {
+ .cmd = 0x9E,
+ .cfg = WSPI_CFG_CMD_MODE_ONE_LINE |
+ WSPI_CFG_ADDR_MODE_NONE |
+ WSPI_CFG_ALT_MODE_NONE |
+ WSPI_CFG_DATA_MODE_ONE_LINE,
+ .addr = 0,
+ .alt = 0,
+ .dummy = 0
+};
+
+/*
+ * Generic buffer.
+ */
+uint8_t buffer[2048];
+
+const uint8_t pattern[128] = {
+ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
+ 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31,
+ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
+ 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31,
+ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
+ 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31,
+ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
+ 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31
+};
+
+SNORDriver m25q;
+
+const SNORConfig m25qcfg1 = {
+ &WSPID1,
+ &wspicfg1
+};
+
+/*
+ * LED blinker thread, times are in milliseconds.
+ */
+static THD_WORKING_AREA(waThread1, 128);
+static THD_FUNCTION(Thread1, arg) {
+
+ (void)arg;
+ chRegSetThreadName("blinker");
+ while (true) {
+ palToggleLine(LINE_LED_GREEN);
+ chThdSleepMilliseconds(500);
+ palToggleLine(LINE_LED_GREEN);
+ chThdSleepMilliseconds(500);
+ }
+}
+
+/*
+ * Application entry point.
+ */
+int main(void) {
+ flash_error_t err;
+ uint8_t *addr;
+
+ /*
+ * 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();
+
+ /*
+ * LED line as output.
+ */
+ palSetLineMode(LINE_LED_GREEN, PAL_MODE_OUTPUT_PUSHPULL);
+
+ /*
+ * Creates the blinker thread.
+ */
+ chThdCreateStatic(waThread1, sizeof(waThread1), NORMALPRIO + 1, Thread1, NULL);
+
+ /*
+ * Initializing and starting SNOR driver.
+ */
+ m25qObjectInit(&m25q);
+ m25qStart(&m25q, &m25qcfg1);
+
+ /* Reading.*/
+ err = flashRead(&m25q, 0, 128, buffer);
+ if (err != FLASH_NO_ERROR)
+ chSysHalt("read error");
+
+ /* Erasing the first sector and waiting for completion.*/
+ (void) flashStartEraseSector(&m25q, 0);
+ err = flashWaitErase((BaseFlash *)&m25q);
+ if (err != FLASH_NO_ERROR)
+ chSysHalt("erase error");
+
+ /* Verifying the erase operation.*/
+ err = flashVerifyErase(&m25q, 0);
+ if (err != FLASH_NO_ERROR)
+ chSysHalt("verify erase error");
+
+ /* Programming a pattern.*/
+ err = flashProgram(&m25q, 0, 128, pattern);
+ if (err != FLASH_NO_ERROR)
+ chSysHalt("program error");
+
+ /* Verifying the erase operation.*/
+ err = flashVerifyErase(&m25q, 0);
+ if (err != FLASH_ERROR_VERIFY)
+ chSysHalt("verify non-erase error");
+
+ /* Memory mapping the device.*/
+ m25qMemoryMap(&m25q, &addr);
+
+ /* Unmapping the device.*/
+ m25qMemoryUnmap(&m25q);
+
+ /* Reading it back.*/
+ memset(buffer, 0, 128);
+ err = flashRead(&m25q, 16, 128, buffer);
+ if (err != FLASH_NO_ERROR)
+ chSysHalt("read error");
+
+ /* Reading it back.*/
+ memset(buffer, 0, 128);
+ err = flashRead(&m25q, 0, 128, buffer);
+ if (err != FLASH_NO_ERROR)
+ chSysHalt("read error");
+
+ /* Erasing again.*/
+ (void) flashStartEraseSector(&m25q, 0);
+ err = flashWaitErase((BaseFlash *)&m25q);
+ if (err != FLASH_NO_ERROR)
+ chSysHalt("erase error");
+
+ /*
+ * Normal main() thread activity, in this demo it does nothing.
+ */
+ while (true) {
+ chThdSleepMilliseconds(500);
+ }
+ return 0;
+}
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