Changeset f98b8269 in mainline for uspace/drv/ohci/hw_struct/endpoint_descriptor.h

Timestamp:

2011-04-08T15:15:34Z (13 years ago)

Author:

Jan Vesely <jano.vesely@…>

Branches:

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

Children:

6b6e3ed3

Parents:

6bec59b

Message:

Port transfer_list from UHCI

File:

• uspace/drv/ohci/hw_struct/endpoint_descriptor.h (modified) (2 diffs)

uspace/drv/ohci/hw_struct/endpoint_descriptor.h

@@ -35 +35 @@
 #define DRV_OHCI_HW_STRUCT_ENDPOINT_DESCRIPTOR_H
 
+#include <assert.h>
 #include <stdint.h>
+
+#include "utils/malloc32.h"
 
 #include "completion_codes.h"
@@ -71 +74 @@
 #define ED_NEXT_PTR_SHIFT (0)
 } __attribute__((packed)) ed_t;
+
+static inline void ed_init_dummy(ed_t *instance)
+{
+        assert(instance);
+        bzero(instance, sizeof(ed_t));
+        instance->status |= ED_STATUS_K_FLAG;
+}
+
+static inline void ed_append_ed(ed_t *instance, ed_t *next)
+{
+        assert(instance);
+        assert(next);
+        uint32_t pa = addr_to_phys(next);
+        assert((pa & ED_NEXT_PTR_MASK) << ED_NEXT_PTR_SHIFT == pa);
+        instance->next = pa;
+}
+
 #endif
 /**