Changeset 95f1b8f in mainline for uspace/drv/bus/usb/uhci

Timestamp:

2018-02-24T19:51:28Z (8 years ago)

Author:

Ondřej Hlavatý <aearsis@…>

Branches:

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

Children:

5ef3afd

Parents:

0539c14

git-author:

Ondřej Hlavatý <aearsis@…> (2018-02-24 18:29:28)

git-committer:

Ondřej Hlavatý <aearsis@…> (2018-02-24 19:51:28)

Message:

usb: structures shared with hardware are both packed and aligned

Location:

uspace/drv/bus/usb/uhci/hw_struct

Files:

• queue_head.h (modified) (1 diff)
• transfer_descriptor.h (modified) (1 diff)

uspace/drv/bus/usb/uhci/hw_struct/queue_head.h

@@ -50 +50 @@
         /** Pointer to the contained entities (execution controlled by vertical flag*/
         volatile link_pointer_t element;
-} __attribute__((packed)) qh_t;
+} __attribute__((packed,aligned(16))) qh_t;
 
 /** Initialize queue head structure

uspace/drv/bus/usb/uhci/hw_struct/transfer_descriptor.h

@@ -95 +95 @@
          * memory just needs to be aligned. We don't use it anyway.
          */
-} __attribute__((packed)) td_t;
+} __attribute__((packed,aligned(16))) td_t;