From c1fbb4ae5641bc1318d67834522fd202074fdb04 Mon Sep 17 00:00:00 2001
From: sakimisu <1203593632@qq.com>
Date: Fri, 26 May 2023 19:33:30 +0800
Subject: [PATCH] copy desc into nocache ram

---
 core/usbd_core.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/core/usbd_core.c b/core/usbd_core.c
index 4d1701cb..48723df9 100644
--- a/core/usbd_core.c
+++ b/core/usbd_core.c
@@ -289,7 +289,8 @@ static bool usbd_get_descriptor(uint16_t type_index, uint8_t **data, uint32_t *l
             return false;
         }
 
-        *data = (uint8_t *)msosv1_desc->string;
+        //*data = (uint8_t *)msosv1_desc->string;
+        memcpy(*data, (uint8_t *)msosv1_desc->string, msosv1_desc->string_len);
         *len = msosv1_desc->string_len;
 
         return true;
@@ -300,7 +301,8 @@ static bool usbd_get_descriptor(uint16_t type_index, uint8_t **data, uint32_t *l
             return false;
         }
 
-        *data = bos_desc->string;
+        //*data = bos_desc->string;
+        memcpy(*data, (uint8_t *)bos_desc->string, bos_desc->string_len);
         *len = bos_desc->string_len;
         return true;
     }