Add USB support.

[fw/altos] / ao_usb.h

diff --git a/ao_usb.h b/ao_usb.h
new file mode 100644 (file)
index 0000000..cbd0f3a
--- /dev/null
+++ b/ao_usb.h
@@ -0,0 +1,59 @@
+/*
+ * Copyright © 2009 Keith Packard <keithp@keithp.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
+ */
+
+#ifndef _AO_USB_H_
+#define _AO_USB_H_
+
+#define AO_USB_DIR_OUT                 0
+#define AO_USB_DIR_IN                  1
+
+#define AO_USB_TYPE_STANDARD           0
+#define AO_USB_TYPE_CLASS              1
+#define AO_USB_TYPE_VENDOR             2
+#define AO_USB_TYPE_RESERVED           3
+
+#define AO_USB_RECIP_DEVICE            0
+#define AO_USB_RECIP_INTERFACE         1
+#define AO_USB_RECIP_ENDPOINT          2
+#define AO_USB_RECIP_OTHER             3
+
+/* standard requests */
+#define        AO_USB_REQ_GET_STATUS           0x00
+#define AO_USB_REQ_CLEAR_FEATURE       0x01
+#define AO_USB_REQ_SET_FEATURE         0x03
+#define AO_USB_REQ_SET_ADDRESS         0x05
+#define AO_USB_REQ_GET_DESCRIPTOR      0x06
+#define AO_USB_REQ_SET_DESCRIPTOR      0x07
+#define AO_USB_REQ_GET_CONFIGURATION   0x08
+#define AO_USB_REQ_SET_CONFIGURATION   0x09
+#define AO_USB_REQ_GET_INTERFACE       0x0A
+#define AO_USB_REQ_SET_INTERFACE       0x0B
+#define AO_USB_REQ_SYNCH_FRAME         0x0C
+
+#define AO_USB_DESC_DEVICE             1
+#define AO_USB_DESC_CONFIGURATION      2
+#define AO_USB_DESC_STRING             3
+#define AO_USB_DESC_INTERFACE          4
+#define AO_USB_DESC_ENDPOINT           5
+#define AO_USB_DESC_DEVICE_QUALIFIER   6
+#define AO_USB_DESC_OTHER_SPEED                7
+#define AO_USB_DESC_INTERFACE_POWER    8
+
+#define AO_USB_GET_DESC_TYPE(x)                (((x)>>8)&0xFF)
+#define AO_USB_GET_DESC_INDEX(x)       ((x)&0xFF)
+
+#endif /* _AO_USB_H_ */