From 8cd23489d518e96594850207c91dfeefb6d6fb05 Mon Sep 17 00:00:00 2001
From: hathach <thach@tinyusb.org>
Date: Thu, 22 Jul 2021 17:45:24 +0700
Subject: [PATCH] update endian

---
 src/device/usbd.c                    | 10 ++++------
 src/device/usbd_control.c            |  1 -
 src/portable/renesas/usba/dcd_usba.c | 13 +++++--------
 3 files changed, 9 insertions(+), 15 deletions(-)

diff --git a/src/device/usbd.c b/src/device/usbd.c
index 5a7d0ab0f..a30eab217 100644
--- a/src/device/usbd.c
+++ b/src/device/usbd.c
@@ -953,11 +953,10 @@ static bool process_get_descriptor(uint8_t rhport, tusb_control_request_t const
 
       tusb_desc_bos_t const* desc_bos = (tusb_desc_bos_t const*) tud_descriptor_bos_cb();
 
-      uint16_t total_len;
       // Use offsetof to avoid pointer to the odd/misaligned address
-      memcpy(&total_len, (uint8_t*) desc_bos + offsetof(tusb_desc_bos_t, wTotalLength), 2);
+      uint16_t const total_len = tu_le16toh( tu_unaligned_read16((uint8_t*) desc_bos + offsetof(tusb_desc_bos_t, wTotalLength)) );
 
-      return tud_control_xfer(rhport, p_request, (void*) desc_bos, tu_le16toh(total_len));
+      return tud_control_xfer(rhport, p_request, (void*) desc_bos, total_len);
     }
     break;
 
@@ -968,11 +967,10 @@ static bool process_get_descriptor(uint8_t rhport, tusb_control_request_t const
       tusb_desc_configuration_t const* desc_config = (tusb_desc_configuration_t const*) tud_descriptor_configuration_cb(desc_index);
       TU_ASSERT(desc_config);
 
-      uint16_t total_len;
       // Use offsetof to avoid pointer to the odd/misaligned address
-      memcpy(&total_len, (uint8_t*) desc_config + offsetof(tusb_desc_configuration_t, wTotalLength), 2);
+      uint16_t const total_len = tu_le16toh( tu_unaligned_read16((uint8_t*) desc_config + offsetof(tusb_desc_configuration_t, wTotalLength)) );
 
-      return tud_control_xfer(rhport, p_request, (void*) desc_config, tu_le16toh(total_len));
+      return tud_control_xfer(rhport, p_request, (void*) desc_config, total_len);
     }
     break;
 
diff --git a/src/device/usbd_control.c b/src/device/usbd_control.c
index 124f711a7..7a8244699 100644
--- a/src/device/usbd_control.c
+++ b/src/device/usbd_control.c
@@ -58,7 +58,6 @@ static usbd_control_xfer_t _ctrl_xfer;
 CFG_TUSB_MEM_SECTION CFG_TUSB_MEM_ALIGN
 static uint8_t _usbd_ctrl_buf[CFG_TUD_ENDPOINT0_SIZE];
 
-
 //--------------------------------------------------------------------+
 // Application API
 //--------------------------------------------------------------------+
diff --git a/src/portable/renesas/usba/dcd_usba.c b/src/portable/renesas/usba/dcd_usba.c
index f68f97458..0b78a6e46 100644
--- a/src/portable/renesas/usba/dcd_usba.c
+++ b/src/portable/renesas/usba/dcd_usba.c
@@ -95,7 +95,10 @@
 #define FIFO_REQ_CLR         (1u)
 #define FIFO_COMPLETE        (1u<<1)
 
+// Start of definition of packed structs (used by the CCRX toolchain)
+TU_ATTR_PACKED_BEGIN
 TU_ATTR_BIT_FIELD_ORDER_BEGIN
+
 typedef struct {
   union {
     struct {
@@ -108,9 +111,7 @@ typedef struct {
   };
   uint16_t TRN;
 } reg_pipetre_t;
-TU_ATTR_BIT_FIELD_ORDER_END
 
-TU_ATTR_BIT_FIELD_ORDER_BEGIN
 typedef union {
   struct {
     volatile uint16_t u8: 8;
@@ -118,11 +119,7 @@ typedef union {
   };
   volatile uint16_t u16;
 } hw_fifo_t;
-TU_ATTR_BIT_FIELD_ORDER_END
 
-TU_ATTR_PACKED_BEGIN  // Start of definition of packed structs (used by the CCRX toolchain)
-
-TU_ATTR_BIT_FIELD_ORDER_BEGIN
 typedef struct TU_ATTR_PACKED
 {
   uintptr_t addr;      /* the start address of a transfer data buffer */
@@ -133,9 +130,9 @@ typedef struct TU_ATTR_PACKED
     uint32_t     : 0;
   };
 } pipe_state_t;
-TU_ATTR_BIT_FIELD_ORDER_END
 
 TU_ATTR_PACKED_END  // End of definition of packed structs (used by the CCRX toolchain)
+TU_ATTR_BIT_FIELD_ORDER_END
 
 typedef struct
 {
@@ -147,7 +144,7 @@ typedef struct
 //--------------------------------------------------------------------+
 // INTERNAL OBJECT & FUNCTION DECLARATION
 //--------------------------------------------------------------------+
-CFG_TUSB_MEM_SECTION static dcd_data_t _dcd;
+static dcd_data_t _dcd;
 
 static uint32_t disable_interrupt(void)
 {