Exempt from strict warnings for struct packing and add MCU options

src/class/cdc/cdc.h

@@ -50,6 +50,10 @@
  extern "C" {
 #endif
 
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wpacked"
+#pragma GCC diagnostic ignored "-Wattributes"
+
 /** \defgroup ClassDriver_CDC_Common Common Definitions
  *  @{ */
 
@@ -401,6 +405,8 @@ typedef struct ATTR_PACKED
 
 TU_VERIFY_STATIC(sizeof(cdc_line_control_state_t) == 2, "size is not correct");
 
+#pragma GCC diagnostic pop
+
 /** @} */
 
 #ifdef __cplusplus

src/class/hid/hid.h

@@ -49,6 +49,10 @@
  extern "C" {
 #endif
 
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wpacked"
+#pragma GCC diagnostic ignored "-Wattributes"
+
 //--------------------------------------------------------------------+
 // Common Definitions
 //--------------------------------------------------------------------+
@@ -609,6 +613,7 @@ enum
   HID_USAGE_CONSUMER_AC_PAN                            = 0x0238,
 };
 
+#pragma GCC diagnostic pop
 
 #ifdef __cplusplus
  }

src/class/msc/msc.h

@@ -52,6 +52,10 @@
  extern "C" {
 #endif
 
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wpacked"
+#pragma GCC diagnostic ignored "-Wattributes"
+
 //--------------------------------------------------------------------+
 // Mass Storage Class Constant
 //--------------------------------------------------------------------+
@@ -392,6 +396,8 @@ typedef struct ATTR_PACKED
 TU_VERIFY_STATIC(sizeof(scsi_read10_t) == 10, "size is not correct");
 TU_VERIFY_STATIC(sizeof(scsi_write10_t) == 10, "size is not correct");
 
+#pragma GCC diagnostic pop
+
 #ifdef __cplusplus
  }
 #endif

src/common/tusb_types.h

@@ -51,6 +51,10 @@
  extern "C" {
 #endif
 
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wpacked"
+#pragma GCC diagnostic ignored "-Wattributes"
+
 /*------------------------------------------------------------------*/
 /* CONSTANTS
  *------------------------------------------------------------------*/
@@ -422,6 +426,8 @@ static inline uint8_t descriptor_len(uint8_t const p_desc[])
 // Convert comma-separated string to descriptor unicode format
 #define TUD_DESC_STRCONV( ... )     (const uint16_t[]) { TUD_DESC_STR_HEADER(VA_ARGS_NUM_(__VA_ARGS__)), __VA_ARGS__ }
 
+#pragma GCC diagnostic pop
+
 #ifdef __cplusplus
  }
 #endif

src/portable/microchip/samd21/dcd.c

@@ -38,7 +38,7 @@
 
 #include "tusb_option.h"
 
-#if TUSB_OPT_DEVICE_ENABLED && CFG_TUSB_MCU == OPT_MCU_SAMD51
+#if TUSB_OPT_DEVICE_ENABLED && CFG_TUSB_MCU == OPT_MCU_SAMD21
 
 #include "device/dcd.h"
 

src/tusb_option.h

@@ -57,6 +57,9 @@
 #define OPT_MCU_LPC43XX        7 ///< NXP LPC43xx series
 
 #define OPT_MCU_NRF5X        100 ///< Nordic nRF5x series
+
+#define OPT_MCU_SAMD21        200 ///< MicroChip SAMD21
+#define OPT_MCU_SAMD51        201 ///< MicroChip SAMD51
 /** @} */
 
 /** \defgroup group_supported_os Supported RTOS