Initial commit

external/CMSIS_5/CMSIS/DoxyGen/Driver/src/Flash_Demo.c

@@ -0,0 +1,55 @@
+#include "Driver_Flash.h"
+#include "cmsis_os2.h"                  // ARM::CMSIS:RTOS2:Keil RTX5
+   
+/* Flash driver instance */
+extern ARM_DRIVER_FLASH Driver_Flash0;
+static ARM_DRIVER_FLASH * flashDev = &Driver_Flash0;
+ 
+/* CMSIS-RTOS2 Thread Id */
+osThreadId_t Flash_Thread_Id;
+ 
+/* Flash signal event */
+void Flash_Callback(uint32_t event)
+{
+  if (event & ARM_FLASH_EVENT_READY) {
+    /* The read/program/erase operation is completed */
+    osThreadFlagsSet(Flash_Thread_Id, 1U);
+  }
+  if (event & ARM_FLASH_EVENT_ERROR) {
+    /* The read/program/erase operation is completed with errors */
+    /* Call debugger or replace with custom error handling */
+    __breakpoint(0);  
+  }
+} 
+ 
+/* CMSIS-RTOS2 Thread */ 
+void Flash_Thread (void *argument)
+{
+  /* Query drivers capabilities */
+  const ARM_FLASH_CAPABILITIES capabilities = flashDev->GetCapabilities();
+ 
+  /* Initialize Flash device */
+  if (capabilities.event_ready) {
+    flashDev->Initialize (&Flash_Callback);
+  } else {
+    flashDev->Initialize (NULL);
+  }
+  
+  /* Power-on Flash device */
+  flashDev->PowerControl (ARM_POWER_FULL);
+  
+  /* Read data taking data_width into account */
+  uint8_t buf[256U];
+  flashDev->ReadData (0x1000U, buf, sizeof(buf)>>capabilities.data_width);
+  
+  /* Wait operation to be completed */
+  if (capabilities.event_ready) {
+    osThreadFlagsWait (1U, osFlagsWaitAny, 100U);
+  } else {
+    osDelay(100U);
+  }
+  
+  /* Switch off gracefully */
+  flashDev->PowerControl (ARM_POWER_OFF);
+  flashDev->Uninitialize ();
+}