Usb Stack: only setup packet handling, and not enabled by default as there is a lot to do.

* settings code is not fully ready -> changing device driver has no effect
* clean ups
* check copyriths
* find a way to detect IN transfers
* support for full and highspeed
* ...




git-svn-id: svn://svn.rockbox.org/rockbox/trunk@14470 a1c6a512-1295-4272-9138-f99709370657

1 files changed, 68 insertions, 0 deletions

diff --git a/firmware/usbstack/controller.h b/firmware/usbstack/controller.h
new file mode 100644
index 0000000..8e99cf6
--- /dev/null
+++ b/firmware/usbstack/controller.h
@@ -0,0 +1,68 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id: arcotg_udc.c 12340 2007-02-16 22:13:21Z barrywardell $
+ *
+ * Copyright (C) 2007 by Christian Gmeiner
+ *
+ * All files in this archive are subject to the GNU General Public License.
+ * See the file COPYING in the source tree root for full license agreement.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+
+#ifndef _USBSTACK_CONTROLLER_H_
+#define _USBSTACK_CONTROLLER_H_
+
+struct usb_controller {
+    const char* name;
+    enum usb_controller_type type;
+    enum usb_device_speed speed;
+    void (*init)(void);
+    void (*shutdown)(void);
+    void (*irq)(void);
+    void (*start)(void);
+    void (*stop)(void);
+    void* controller_ops;
+    struct usb_device_driver* device_driver;
+    struct usb_host_driver* host_driver;
+    struct usb_ep* ep0;
+    struct usb_ep endpoints;
+};
+
+struct usb_dcd_controller_ops {
+    /* endpoint management */
+    int (*enable)(struct usb_ep* ep);
+    int (*disable)(struct usb_ep* ep);
+    int (*set_halt)(struct usb_ep* ep, bool hald);
+    
+    /* transmitting */
+    int (*send)(struct usb_ep* ep, struct usb_response* req);
+    int (*receive)(struct usb_ep* ep, struct usb_response* res);
+    
+    /* ep0 */
+    struct usb_ep* ep0;
+};
+
+int usb_controller_register(struct usb_controller* ctrl);
+int usb_controller_unregister(struct usb_controller* ctrl);
+
+/*
+ * dcd - device controller driver
+ */
+void usb_dcd_init(void);
+void usb_dcd_shutdown(void);
+
+/*
+ * hcd - host controller driver
+ */
+void usb_hcd_init(void);
+void usb_hcd_shutdown(void);
+
+#endif /*_USBSTACK_CONTROLLER_H_*/