commit e6f3e5e016cc7473bc008f341d8e22bd989e03cb
author pbrook <pbrook@c046a42c-6fe2-441c-8c8c-71466251a162> Thu May 25 23:37:07 2006 +0000
committer pbrook <pbrook@c046a42c-6fe2-441c-8c8c-71466251a162> Thu May 25 23:37:07 2006 +0000
tree dbdaf822c6b73e95cc1ac6aa00de597d8eb2cd30
parent 159f36638898f4ea671b7f56707dc6f1ec9681d4

OHCI large packet fix.


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1939 c046a42c-6fe2-441c-8c8c-71466251a162

hw/usb-ohci.c

diff --git a/hw/usb-ohci.c b/hw/usb-ohci.c
index 0cc2723..e87d9da 100644
--- a/hw/usb-ohci.c
+++ b/hw/usb-ohci.c
@@ -419,6 +419,7 @@
     if (n == len)
         return;
     ptr = td->be & ~0xfffu;
+    buf += n;
     cpu_physical_memory_rw(ptr, buf, len - n, write);
 }
 
@@ -474,7 +475,12 @@
         return 1;
     }
     if (td.cbp && td.be) {
-        len = (td.be - td.cbp) + 1;
+        if ((td.cbp & 0xfffff000) != (td.be & 0xfffff000)) {
+            len = (td.be & 0xfff) + 0x1001 - (td.cbp & 0xfff);
+        } else {
+            len = (td.be - td.cbp) + 1;
+        }
+
         if (len && dir != OHCI_TD_DIR_IN) {
             ohci_copy_td(&td, buf, len, 0);
         }