update example for PR. correct share_control definition

- rename dcd,hal to dcd_samd51, hal_samd51 since some IDE has issue with
duplicated names (e.g keil, ses).

examples/device/device_composite/src/msc_flash_qspi.c

@@ -61,7 +61,7 @@ int32_t tud_msc_read10_cb(uint8_t lun, uint32_t lba, uint32_t offset, void* buff
 
 // Callback invoked when received WRITE10 command.
 // Process data in buffer to disk's storage and return number of written bytes
-int32_t tud_msc_write10_cb(uint8_t lun, uint32_t lba, uint32_t offset, void* buffer, uint32_t bufsize)
+int32_t tud_msc_write10_cb(uint8_t lun, uint32_t lba, uint32_t offset, uint8_t* buffer, uint32_t bufsize)
 {
   uint32_t addr = lba * CFG_TUD_MSC_BLOCK_SZ + offset;
 

src/device/control.c

@@ -48,6 +48,8 @@
 
 control_t control_state;
 
+CFG_TUSB_ATTR_USBRAM CFG_TUSB_MEM_ALIGN uint8_t _shared_control_buffer[64];
+
 void controld_reset(uint8_t rhport) {
     control_state.current_stage = CONTROL_STAGE_SETUP;
 }

src/device/control.h

@@ -61,7 +61,7 @@ typedef struct {
     uint8_t config;
 } control_t;
 
-CFG_TUSB_ATTR_USBRAM CFG_TUSB_MEM_ALIGN uint8_t _shared_control_buffer[64];
+extern uint8_t _shared_control_buffer[64];
 
 tusb_error_t controld_process_setup_request(uint8_t rhport, tusb_control_request_t const * const p_request);