From f4125707399d11a7d80587659c464b9bcddb8c56 Mon Sep 17 00:00:00 2001
From: tmk <nobody@nowhere>
Date: Thu, 7 Jun 2012 02:25:15 +0900
Subject: Moved files to common, protocol and doc  directory

---
 protocol/pjrc/usb_extra.c | 70 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 70 insertions(+)
 create mode 100644 protocol/pjrc/usb_extra.c

(limited to 'protocol/pjrc/usb_extra.c')

diff --git a/protocol/pjrc/usb_extra.c b/protocol/pjrc/usb_extra.c
new file mode 100644
index 0000000000..fe1f422c0d
--- /dev/null
+++ b/protocol/pjrc/usb_extra.c
@@ -0,0 +1,70 @@
+/* USB Keyboard Plus Debug Channel Example for Teensy USB Development Board
+ * http://www.pjrc.com/teensy/usb_keyboard.html
+ * Copyright (c) 2009 PJRC.COM, LLC
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#include <util/delay.h>
+#include <avr/interrupt.h>
+#include "host.h"
+#include "usb_extra.h"
+
+
+int8_t usb_extra_send(uint8_t report_id, uint16_t data)
+{
+	uint8_t intr_state, timeout;
+
+	if (!usb_configured()) return -1;
+	intr_state = SREG;
+	cli();
+	UENUM = EXTRA_ENDPOINT;
+	timeout = UDFNUML + 50;
+	while (1) {
+		// are we ready to transmit?
+		if (UEINTX & (1<<RWAL)) break;
+		SREG = intr_state;
+		// has the USB gone offline?
+		if (!usb_configured()) return -1;
+		// have we waited too long?
+		if (UDFNUML == timeout) return -1;
+		// get ready to try checking again
+		intr_state = SREG;
+		cli();
+		UENUM = EXTRA_ENDPOINT;
+	}
+
+	UEDATX = report_id;
+        UEDATX = data&0xFF;
+        UEDATX = (data>>8)&0xFF;
+
+	UEINTX = 0x3A;
+	SREG = intr_state;
+	return 0;
+}
+
+int8_t usb_extra_consumer_send(uint16_t bits)
+{
+	return usb_extra_send(REPORT_ID_CONSUMER, bits);
+}
+
+int8_t usb_extra_system_send(uint16_t bits)
+{
+	return usb_extra_send(REPORT_ID_SYSTEM, bits);
+}
-- 
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