Changeset a996402e in mainline for uspace/drv/bus/usb/ehci/hw_struct/transfer_descriptor.c

Timestamp:

2015-06-29T04:41:25Z (9 years ago)

Author:

Jan Vesely <jano.vesely@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

708da59e

Parents:

50362c6

Message:

ehci, transfer_descriptor: Add write barrier after initializing the structure

File:

• uspace/drv/bus/usb/ehci/hw_struct/transfer_descriptor.c (modified) (1 diff)

uspace/drv/bus/usb/ehci/hw_struct/transfer_descriptor.c

@@ -119 +119 @@
         EHCI_MEM32_WR(instance->alternate, LINK_POINTER_TERM);
         EHCI_MEM32_SET(instance->status, TD_STATUS_ACTIVE_FLAG);
+        write_barrier();
 }
 /**