MFC uftdi(4) driver changes...

  r264010: Support speeds up to 12mbaud on newer chips.
  r264031: Use 2K IO buffers for improved throughput.
  r264149: Add ioctl(2) calls to access bitbang, MPSSE, CPU_FIFO,
           and other modes.

1 files changed, 75 insertions, 0 deletions

diff --git a/sys/dev/usb/uftdiio.h b/sys/dev/usb/uftdiio.h
new file mode 100644
index 0000000..0db2f38
--- /dev/null
+++ b/sys/dev/usb/uftdiio.h
@@ -0,0 +1,75 @@
+/*-
+ * Copyright 2008-2012 - Symmetricom, Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions, and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ *  $FreeBSD$ 
+ */
+
+/*
+ * FTDI USB serial converter chip ioctl commands.
+ */
+
+#ifndef _USB_UFTDIIO_H_
+#define _USB_UFTDIIO_H_
+
+#include <sys/ioccom.h>
+
+enum uftdi_bitmodes
+{
+	UFTDI_BITMODE_ASYNC = 0,
+	UFTDI_BITMODE_MPSSE = 1,
+	UFTDI_BITMODE_SYNC = 2,
+	UFTDI_BITMODE_CPU_EMUL = 3,
+	UFTDI_BITMODE_FAST_SERIAL = 4,
+	UFTDI_BITMODE_CBUS = 5,
+	UFTDI_BITMODE_NONE = 0xff,
+};
+
+/*
+ * For UFTDIIOC_SET_BITMODE:
+ *   mode   = One of the uftdi_bitmodes enum values.
+ *   iomask = Mask of bits enabled for bitbang output.
+ *
+ * For UFTDIIOC_GET_BITMODE:
+ *   mode   = Unused.
+ *   iomask = Returned snapshot of bitbang pin states at time of call.
+ */
+struct uftdi_bitmode
+{
+	uint8_t mode;
+	uint8_t iomask;
+};
+
+#define	UFTDIIOC_RESET_IO	_IO('c', 0)	/* Reset config, flush fifos.*/
+#define	UFTDIIOC_RESET_RX	_IO('c', 1)	/* Flush input fifo. */
+#define	UFTDIIOC_RESET_TX	_IO('c', 2)	/* Flush output fifo. */
+#define	UFTDIIOC_SET_BITMODE	_IOW('c', 3, struct uftdi_bitmode)
+#define	UFTDIIOC_GET_BITMODE	_IOR('c', 4, struct uftdi_bitmode)
+#define	UFTDIIOC_SET_ERROR_CHAR	_IOW('c', 5, int)	/* -1 to disable */
+#define	UFTDIIOC_SET_EVENT_CHAR	_IOW('c', 6, int)	/* -1 to disable */
+#define	UFTDIIOC_SET_LATENCY	_IOW('c', 7, int)	/* 1-255 ms */
+#define	UFTDIIOC_GET_LATENCY	_IOR('c', 8, int)
+#define	UFTDIIOC_GET_HWREV	_IOR('c', 9, int)
+
+#endif