Changeset cc7575c in mainline for uspace/drv/bus/usb/ehci/hw_struct

Timestamp:

2014-01-25T17:10:00Z (12 years ago)

Author:

Jan Vesely <jano.vesely@…>

Branches:

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

Children:

49dc984

Parents:

21f36e04

Message:

ehci: add IOC option to td initialization

Location:

uspace/drv/bus/usb/ehci/hw_struct

Files:

• transfer_descriptor.c (modified) (2 diffs)
• transfer_descriptor.h (modified) (1 diff)

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

@@ -81 +81 @@
  */
 void td_init(td_t *instance, const td_t *next,
-    usb_direction_t direction, const void *buffer, size_t size, int toggle)
+    usb_direction_t direction, const void *buffer, size_t size, int toggle,
+    bool ioc)
 {
         assert(instance);
@@ -89 +90 @@
         EHCI_MEM32_WR(instance->status,
             ((dir[direction] & TD_STATUS_PID_MASK) << TD_STATUS_PID_SHIFT) |
-            ((size & TD_STATUS_TOTAL_MASK) << TD_STATUS_TOTAL_SHIFT));
+            ((size & TD_STATUS_TOTAL_MASK) << TD_STATUS_TOTAL_SHIFT) |
+            (ioc ? TD_STATUS_IOC_FLAG : 0) );
 
         if (toggle == 0 || toggle == 1) {

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

@@ -90 +90 @@
 
 void td_init(td_t *td, const td_t *next, usb_direction_t dir, const void * buf,
-    size_t buf_size, int toggle);
+    size_t buf_size, int toggle, bool ioc);
 
 #endif