Changeset a81a1d09 in mainline for uspace/lib/usb/include/usb/descriptor.h

Timestamp:

2011-05-11T16:49:28Z (13 years ago)

Author:

Vojtech Horky <vojtechhorky@…>

Branches:

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

Children:

19387b61

Parents:

e1dbcbc (diff), 9212f8a (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.

Message:

Merge development/ changes

File:

• uspace/lib/usb/include/usb/descriptor.h (modified) (1 diff)

uspace/lib/usb/include/usb/descriptor.h

@@ -167 +167 @@
 } __attribute__ ((packed)) usb_standard_endpoint_descriptor_t;
 
+/** Part of standard USB HID descriptor specifying one class descriptor.
+ *
+ * (See HID Specification, p.22)
+ */
+typedef struct {
+        /** Type of class-specific descriptor (Report or Physical). */
+        uint8_t type;
+        /** Length of class-specific descriptor in bytes. */
+        uint16_t length;
+} __attribute__ ((packed)) usb_standard_hid_class_descriptor_info_t;
+
+/** Standard USB HID descriptor.
+ *
+ * (See HID Specification, p.22)
+ *
+ * It is actually only the "header" of the descriptor, it does not contain
+ * the last two mandatory fields (type and length of the first class-specific
+ * descriptor).
+ */
+typedef struct {
+        /** Total size of this descriptor in bytes.
+         *
+         * This includes all class-specific descriptor info - type + length
+         * for each descriptor.
+         */
+        uint8_t length;
+        /** Descriptor type (USB_DESCTYPE_HID). */
+        uint8_t descriptor_type;
+        /** HID Class Specification release. */
+        uint16_t spec_release;
+        /** Country code of localized hardware. */
+        uint8_t country_code;
+        /** Total number of class-specific (i.e. Report and Physical)
+         * descriptors.
+         *
+         * @note There is always only one Report descriptor.
+         */
+        uint8_t class_desc_count;
+        /** First mandatory class descriptor (Report) info. */
+        usb_standard_hid_class_descriptor_info_t report_desc_info;
+} __attribute__ ((packed)) usb_standard_hid_descriptor_t;
+
 #endif
 /**