Changeset df6ded8 in mainline for uspace/drv/bus/usb/ehci/hw_struct/transfer_descriptor.h

Timestamp:

2018-02-28T16:37:50Z (7 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

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

Children:

1b20da0

Parents:

f5e5f73 (diff), b2dca8de (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
Use the (diff) links above to see all the changes relative to each parent.

git-author:

Jakub Jermar <jakub@…> (2018-02-28 16:06:42)

git-committer:

Jakub Jermar <jakub@…> (2018-02-28 16:37:50)

Message:

Merge github.com:helenos-xhci-team/helenos

This commit merges support for USB 3 and generally refactors, fixes,
extends and cleans up the existing USB framework.

Notable additions and features:

• new host controller driver has been implemented to control various xHC models (among others, NEC Renesas uPD720200)
• isochronous data transfer mode
• support for explicit USB device removal
• USB tablet driver

File:

• uspace/drv/bus/usb/ehci/hw_struct/transfer_descriptor.h (modified) (3 diffs)

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

@@ -37 +37 @@
 #include <stddef.h>
 #include <stdint.h>
+#include <macros.h>
 #include "link_pointer.h"
 #include "mem_access.h"
@@ -75 +76 @@
         /* 64 bit struct only */
         volatile uint32_t extended_bp[5];
-} td_t;
+
+} __attribute__((packed,aligned(32))) td_t;
+
+static_assert(sizeof(td_t) % 32 == 0);
 
 static inline bool td_active(const td_t *td)
@@ -92 +96 @@
 errno_t td_error(const td_t *td);
 
-void td_init(td_t *td, const td_t *next, usb_direction_t dir, const void * buf,
+void td_init(td_t *td, uintptr_t next_phys, uintptr_t buf, usb_direction_t dir,
     size_t buf_size, int toggle, bool ioc);