From 9bd3c00b8c4e6c0f24159cb313db6147e57b50a0 Mon Sep 17 00:00:00 2001
From: sakumisu <1203593632@qq.com>
Date: Sun, 26 Jun 2022 17:30:44 +0800
Subject: fix align32 in 64bit cpu

---
 port/ehci/usb_ehci.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/port/ehci/usb_ehci.c b/port/ehci/usb_ehci.c
index bd24e232..b823d66e 100644
--- a/port/ehci/usb_ehci.c
+++ b/port/ehci/usb_ehci.c
@@ -87,7 +87,11 @@ struct usb_ehci_qh_s {
 
     struct usb_ehci_epinfo_s *epinfo; /* Endpoint used for the transfer */
     uint32_t fqp;                     /* First qTD in the list (physical address) */
+#if (__riscv_xlen == 64)
+    uint8_t pad[4];                   /* Padding to assure 32-byte alignment */
+#else
     uint8_t pad[8];                   /* Padding to assure 32-byte alignment */
+#endif
 };
 
 /* Internal representation of the EHCI Queue Element Transfer Descriptor
-- 
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