761 lines
20 KiB
C
761 lines
20 KiB
C
/*-
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* Copyright (c) 2002, Alexander Kabaev <kan.FreeBSD.org>.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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/*-
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* Copyright (c) 2001 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Ichiro FUKUHARA (ichiro@ichiro.org).
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/kernel.h>
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#include <sys/malloc.h>
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#include <sys/module.h>
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#include <sys/bus.h>
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#include <sys/ioccom.h>
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#include <sys/fcntl.h>
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#include <sys/taskqueue.h>
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#include <sys/conf.h>
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#include <sys/tty.h>
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#include <sys/file.h>
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#include <sys/selinfo.h>
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#include <sys/proc.h>
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#include <sys/poll.h>
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#include <sys/sysctl.h>
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#include <dev/usb/usb.h>
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#include <dev/usb/usbcdc.h>
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#include <dev/usb/usbdi.h>
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#include <dev/usb/usbdi_util.h>
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#include "usbdevs.h"
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#include <dev/usb/usb_quirks.h>
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#include <dev/usb/ucomvar.h>
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#ifdef USB_DEBUG
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static int ubsadebug = 0;
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SYSCTL_NODE(_hw_usb, OID_AUTO, ubsa, CTLFLAG_RW, 0, "USB ubsa");
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SYSCTL_INT(_hw_usb_ubsa, OID_AUTO, debug, CTLFLAG_RW,
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&ubsadebug, 0, "ubsa debug level");
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#define DPRINTFN(n, x) do { \
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if (ubsadebug > (n)) \
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printf x; \
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} while (0)
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#else
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#define DPRINTFN(n, x)
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#endif
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#define DPRINTF(x) DPRINTFN(0, x)
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#define UBSA_MODVER 1 /* module version */
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#define UBSA_CONFIG_INDEX 1
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#define UBSA_IFACE_INDEX 0
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#define UBSA_INTR_INTERVAL 100 /* ms */
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#define UBSA_SET_BAUDRATE 0x00
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#define UBSA_SET_STOP_BITS 0x01
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#define UBSA_SET_DATA_BITS 0x02
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#define UBSA_SET_PARITY 0x03
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#define UBSA_SET_DTR 0x0A
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#define UBSA_SET_RTS 0x0B
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#define UBSA_SET_BREAK 0x0C
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#define UBSA_SET_FLOW_CTRL 0x10
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#define UBSA_PARITY_NONE 0x00
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#define UBSA_PARITY_EVEN 0x01
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#define UBSA_PARITY_ODD 0x02
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#define UBSA_PARITY_MARK 0x03
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#define UBSA_PARITY_SPACE 0x04
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#define UBSA_FLOW_NONE 0x0000
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#define UBSA_FLOW_OCTS 0x0001
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#define UBSA_FLOW_ODSR 0x0002
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#define UBSA_FLOW_IDSR 0x0004
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#define UBSA_FLOW_IDTR 0x0008
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#define UBSA_FLOW_IRTS 0x0010
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#define UBSA_FLOW_ORTS 0x0020
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#define UBSA_FLOW_UNKNOWN 0x0040
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#define UBSA_FLOW_OXON 0x0080
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#define UBSA_FLOW_IXON 0x0100
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/* line status register */
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#define UBSA_LSR_TSRE 0x40 /* Transmitter empty: byte sent */
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#define UBSA_LSR_TXRDY 0x20 /* Transmitter buffer empty */
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#define UBSA_LSR_BI 0x10 /* Break detected */
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#define UBSA_LSR_FE 0x08 /* Framing error: bad stop bit */
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#define UBSA_LSR_PE 0x04 /* Parity error */
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#define UBSA_LSR_OE 0x02 /* Overrun, lost incoming byte */
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#define UBSA_LSR_RXRDY 0x01 /* Byte ready in Receive Buffer */
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#define UBSA_LSR_RCV_MASK 0x1f /* Mask for incoming data or error */
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/* modem status register */
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/* All deltas are from the last read of the MSR. */
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#define UBSA_MSR_DCD 0x80 /* Current Data Carrier Detect */
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#define UBSA_MSR_RI 0x40 /* Current Ring Indicator */
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#define UBSA_MSR_DSR 0x20 /* Current Data Set Ready */
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#define UBSA_MSR_CTS 0x10 /* Current Clear to Send */
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#define UBSA_MSR_DDCD 0x08 /* DCD has changed state */
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#define UBSA_MSR_TERI 0x04 /* RI has toggled low to high */
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#define UBSA_MSR_DDSR 0x02 /* DSR has changed state */
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#define UBSA_MSR_DCTS 0x01 /* CTS has changed state */
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struct ubsa_softc {
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struct ucom_softc sc_ucom;
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int sc_iface_number; /* interface number */
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usbd_interface_handle sc_intr_iface; /* interrupt interface */
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int sc_intr_number; /* interrupt number */
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usbd_pipe_handle sc_intr_pipe; /* interrupt pipe */
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u_char *sc_intr_buf; /* interrupt buffer */
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int sc_isize;
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u_char sc_dtr; /* current DTR state */
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u_char sc_rts; /* current RTS state */
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u_char sc_lsr; /* Local status register */
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u_char sc_msr; /* ubsa status register */
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struct task sc_task;
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};
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static void ubsa_intr(usbd_xfer_handle, usbd_private_handle, usbd_status);
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static void ubsa_notify(void *, int count);
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static void ubsa_get_status(void *, int, u_char *, u_char *);
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static void ubsa_set(void *, int, int, int);
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static int ubsa_param(void *, int, struct termios *);
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static int ubsa_open(void *, int);
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static void ubsa_close(void *, int);
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static int ubsa_request(struct ubsa_softc *, u_int8_t, u_int16_t);
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static void ubsa_dtr(struct ubsa_softc *, int);
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static void ubsa_rts(struct ubsa_softc *, int);
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static void ubsa_baudrate(struct ubsa_softc *, speed_t);
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static void ubsa_parity(struct ubsa_softc *, tcflag_t);
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static void ubsa_databits(struct ubsa_softc *, tcflag_t);
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static void ubsa_stopbits(struct ubsa_softc *, tcflag_t);
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static void ubsa_flow(struct ubsa_softc *, tcflag_t, tcflag_t);
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struct ucom_callback ubsa_callback = {
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ubsa_get_status,
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ubsa_set,
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ubsa_param,
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NULL,
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ubsa_open,
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ubsa_close,
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NULL,
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NULL
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};
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static const struct ubsa_product {
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uint16_t vendor;
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uint16_t product;
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} ubsa_products [] = {
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/* AnyData ADU-500A */
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{ USB_VENDOR_ANYDATA, USB_PRODUCT_ANYDATA_ADU_500A },
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/* AnyData ADU-E100A/H */
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{ USB_VENDOR_ANYDATA, USB_PRODUCT_ANYDATA_ADU_E100X },
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/* Axesstel MV100H */
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{ USB_VENDOR_AXESSTEL, USB_PRODUCT_AXESSTEL_DATAMODEM },
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/* BELKIN F5U103 */
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{ USB_VENDOR_BELKIN, USB_PRODUCT_BELKIN_F5U103 },
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/* BELKIN F5U120 */
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{ USB_VENDOR_BELKIN, USB_PRODUCT_BELKIN_F5U120 },
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/* GoHubs GO-COM232 */
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{ USB_VENDOR_ETEK, USB_PRODUCT_ETEK_1COM },
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/* GoHubs GO-COM232 */
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{ USB_VENDOR_GOHUBS, USB_PRODUCT_GOHUBS_GOCOM232 },
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/* Peracom */
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{ USB_VENDOR_PERACOM, USB_PRODUCT_PERACOM_SERIAL1 },
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/* Novatel Wireless Merlin cards */
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{ USB_VENDOR_NOVATEL, USB_PRODUCT_NOVATEL_U740 },
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/* Dell version of the above */
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{ USB_VENDOR_DELL, USB_PRODUCT_DELL_U740 },
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/* Novatel Wireless Merlin v740 */
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{ USB_VENDOR_NOVATEL, USB_PRODUCT_NOVATEL_V740 },
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/* Option Vodafone MC3G */
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{ USB_VENDOR_OPTION, USB_PRODUCT_OPTION_VODAFONEMC3G },
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/* Option GlobeTrotter 3G */
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{ USB_VENDOR_OPTION, USB_PRODUCT_OPTION_GT3G },
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/* Option GlobeTrotter 3G QUAD */
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{ USB_VENDOR_OPTION, USB_PRODUCT_OPTION_GT3GQUAD },
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/* Option GlobeTrotter 3G+ */
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{ USB_VENDOR_OPTION, USB_PRODUCT_OPTION_GT3GPLUS },
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/* Option GlobeTrotter Max 3.6 */
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{ USB_VENDOR_OPTION, USB_PRODUCT_OPTION_GTMAX36 },
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/* Huawei Mobile */
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{ USB_VENDOR_HUAWEI, USB_PRODUCT_HUAWEI_MOBILE },
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/* Qualcomm, Inc. ZTE CDMA */
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{ USB_VENDOR_QUALCOMMINC, USB_PRODUCT_QUALCOMMINC_CDMA_MSM },
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{ 0, 0 }
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};
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static device_probe_t ubsa_match;
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static device_attach_t ubsa_attach;
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static device_detach_t ubsa_detach;
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static device_method_t ubsa_methods[] = {
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/* Device interface */
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DEVMETHOD(device_probe, ubsa_match),
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DEVMETHOD(device_attach, ubsa_attach),
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DEVMETHOD(device_detach, ubsa_detach),
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{ 0, 0 }
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};
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static driver_t ubsa_driver = {
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"ucom",
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ubsa_methods,
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sizeof (struct ubsa_softc)
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};
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DRIVER_MODULE(ubsa, uhub, ubsa_driver, ucom_devclass, usbd_driver_load, 0);
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MODULE_DEPEND(ubsa, usb, 1, 1, 1);
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MODULE_DEPEND(ubsa, ucom, UCOM_MINVER, UCOM_PREFVER, UCOM_MAXVER);
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MODULE_VERSION(ubsa, UBSA_MODVER);
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static int
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ubsa_match(device_t self)
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{
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struct usb_attach_arg *uaa = device_get_ivars(self);
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int i;
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if (uaa->iface != NULL)
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return (UMATCH_NONE);
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for (i = 0; ubsa_products[i].vendor != 0; i++) {
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if (ubsa_products[i].vendor == uaa->vendor &&
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ubsa_products[i].product == uaa->product) {
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return (UMATCH_VENDOR_PRODUCT);
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}
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}
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return (UMATCH_NONE);
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}
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static int
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ubsa_attach(device_t self)
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{
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struct ubsa_softc *sc = device_get_softc(self);
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struct usb_attach_arg *uaa = device_get_ivars(self);
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usbd_device_handle dev;
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struct ucom_softc *ucom;
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usb_config_descriptor_t *cdesc;
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usb_interface_descriptor_t *id;
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usb_endpoint_descriptor_t *ed;
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usbd_status err;
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int i;
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dev = uaa->device;
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ucom = &sc->sc_ucom;
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/*
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* initialize rts, dtr variables to something
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* different from boolean 0, 1
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*/
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sc->sc_dtr = -1;
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sc->sc_rts = -1;
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ucom->sc_dev = self;
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ucom->sc_udev = dev;
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ucom->sc_iface = uaa->iface;
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DPRINTF(("ubsa attach: sc = %p\n", sc));
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/* initialize endpoints */
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ucom->sc_bulkin_no = ucom->sc_bulkout_no = -1;
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sc->sc_intr_number = -1;
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sc->sc_intr_pipe = NULL;
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/* Move the device into the configured state. */
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err = usbd_set_config_index(dev, UBSA_CONFIG_INDEX, 1);
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if (err) {
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device_printf(ucom->sc_dev, "failed to set configuration: %s\n",
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usbd_errstr(err));
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ucom->sc_dying = 1;
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goto error;
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}
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/* get the config descriptor */
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cdesc = usbd_get_config_descriptor(ucom->sc_udev);
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if (cdesc == NULL) {
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device_printf(ucom->sc_dev,
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"failed to get configuration descriptor\n");
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ucom->sc_dying = 1;
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goto error;
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}
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/* get the first interface */
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err = usbd_device2interface_handle(dev, UBSA_IFACE_INDEX,
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&ucom->sc_iface);
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if (err) {
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device_printf(ucom->sc_dev, "failed to get interface: %s\n",
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usbd_errstr(err));
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ucom->sc_dying = 1;
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goto error;
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}
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/* Find the endpoints */
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id = usbd_get_interface_descriptor(ucom->sc_iface);
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sc->sc_iface_number = id->bInterfaceNumber;
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for (i = 0; i < id->bNumEndpoints; i++) {
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ed = usbd_interface2endpoint_descriptor(ucom->sc_iface, i);
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if (ed == NULL) {
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device_printf(ucom->sc_dev,
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"no endpoint descriptor for %d\n", i);
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ucom->sc_dying = 1;
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goto error;
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}
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if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN &&
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UE_GET_XFERTYPE(ed->bmAttributes) == UE_INTERRUPT) {
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sc->sc_intr_number = ed->bEndpointAddress;
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sc->sc_isize = UGETW(ed->wMaxPacketSize);
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} else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN &&
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UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) {
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ucom->sc_bulkin_no = ed->bEndpointAddress;
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ucom->sc_ibufsize = UGETW(ed->wMaxPacketSize);
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} else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_OUT &&
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UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) {
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ucom->sc_bulkout_no = ed->bEndpointAddress;
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ucom->sc_obufsize = UGETW(ed->wMaxPacketSize);
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}
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}
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if (sc->sc_intr_number == -1) {
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device_printf(ucom->sc_dev, "Could not find interrupt in\n");
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ucom->sc_dying = 1;
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goto error;
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}
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/* keep interface for interrupt */
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sc->sc_intr_iface = ucom->sc_iface;
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if (ucom->sc_bulkin_no == -1) {
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device_printf(ucom->sc_dev, "Could not find data bulk in\n");
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ucom->sc_dying = 1;
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goto error;
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}
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if (ucom->sc_bulkout_no == -1) {
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device_printf(ucom->sc_dev, "Could not find data bulk out\n");
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ucom->sc_dying = 1;
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goto error;
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}
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ucom->sc_parent = sc;
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ucom->sc_portno = UCOM_UNK_PORTNO;
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/* bulkin, bulkout set above */
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ucom->sc_ibufsizepad = ucom->sc_ibufsize;
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ucom->sc_opkthdrlen = 0;
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ucom->sc_callback = &ubsa_callback;
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DPRINTF(("ubsa: in = 0x%x, out = 0x%x, intr = 0x%x\n",
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ucom->sc_bulkin_no, ucom->sc_bulkout_no, sc->sc_intr_number));
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TASK_INIT(&sc->sc_task, 0, ubsa_notify, sc);
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ucom_attach(ucom);
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return 0;
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error:
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return ENXIO;
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}
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static int
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ubsa_detach(device_t self)
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{
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struct ubsa_softc *sc = device_get_softc(self);
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int rv;
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DPRINTF(("ubsa_detach: sc = %p\n", sc));
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if (sc->sc_intr_pipe != NULL) {
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usbd_abort_pipe(sc->sc_intr_pipe);
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usbd_close_pipe(sc->sc_intr_pipe);
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free(sc->sc_intr_buf, M_USBDEV);
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sc->sc_intr_pipe = NULL;
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}
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sc->sc_ucom.sc_dying = 1;
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#if 0
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taskqueue_drain(taskqueue_swi_giant);
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#endif
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rv = ucom_detach(&sc->sc_ucom);
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return (rv);
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}
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static int
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ubsa_request(struct ubsa_softc *sc, u_int8_t request, u_int16_t value)
|
|
{
|
|
usb_device_request_t req;
|
|
usbd_status err;
|
|
|
|
req.bmRequestType = UT_WRITE_VENDOR_DEVICE;
|
|
req.bRequest = request;
|
|
USETW(req.wValue, value);
|
|
USETW(req.wIndex, sc->sc_iface_number);
|
|
USETW(req.wLength, 0);
|
|
|
|
err = usbd_do_request(sc->sc_ucom.sc_udev, &req, 0);
|
|
if (err)
|
|
device_printf(sc->sc_ucom.sc_dev, "ubsa_request: %s\n",
|
|
usbd_errstr(err));
|
|
return (err);
|
|
}
|
|
|
|
static void
|
|
ubsa_dtr(struct ubsa_softc *sc, int onoff)
|
|
{
|
|
|
|
DPRINTF(("ubsa_dtr: onoff = %d\n", onoff));
|
|
|
|
if (sc->sc_dtr == onoff)
|
|
return;
|
|
sc->sc_dtr = onoff;
|
|
|
|
ubsa_request(sc, UBSA_SET_DTR, onoff ? 1 : 0);
|
|
}
|
|
|
|
static void
|
|
ubsa_rts(struct ubsa_softc *sc, int onoff)
|
|
{
|
|
|
|
DPRINTF(("ubsa_rts: onoff = %d\n", onoff));
|
|
|
|
if (sc->sc_rts == onoff)
|
|
return;
|
|
sc->sc_rts = onoff;
|
|
|
|
ubsa_request(sc, UBSA_SET_RTS, onoff ? 1 : 0);
|
|
}
|
|
|
|
static void
|
|
ubsa_break(struct ubsa_softc *sc, int onoff)
|
|
{
|
|
|
|
DPRINTF(("ubsa_rts: onoff = %d\n", onoff));
|
|
|
|
ubsa_request(sc, UBSA_SET_BREAK, onoff ? 1 : 0);
|
|
}
|
|
|
|
static void
|
|
ubsa_set(void *addr, int portno, int reg, int onoff)
|
|
{
|
|
struct ubsa_softc *sc;
|
|
|
|
sc = addr;
|
|
switch (reg) {
|
|
case UCOM_SET_DTR:
|
|
ubsa_dtr(sc, onoff);
|
|
break;
|
|
case UCOM_SET_RTS:
|
|
ubsa_rts(sc, onoff);
|
|
break;
|
|
case UCOM_SET_BREAK:
|
|
ubsa_break(sc, onoff);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void
|
|
ubsa_baudrate(struct ubsa_softc *sc, speed_t speed)
|
|
{
|
|
u_int16_t value = 0;
|
|
|
|
DPRINTF(("ubsa_baudrate: speed = %d\n", speed));
|
|
|
|
switch(speed) {
|
|
case B0:
|
|
break;
|
|
case B300:
|
|
case B600:
|
|
case B1200:
|
|
case B2400:
|
|
case B4800:
|
|
case B9600:
|
|
case B19200:
|
|
case B38400:
|
|
case B57600:
|
|
case B115200:
|
|
case B230400:
|
|
value = B230400 / speed;
|
|
break;
|
|
default:
|
|
device_printf(sc->sc_ucom.sc_dev,
|
|
"ubsa_param: unsupported baud, forcing default of 9600\n");
|
|
value = B230400 / B9600;
|
|
break;
|
|
};
|
|
|
|
if (speed == B0) {
|
|
ubsa_flow(sc, 0, 0);
|
|
ubsa_dtr(sc, 0);
|
|
ubsa_rts(sc, 0);
|
|
} else
|
|
ubsa_request(sc, UBSA_SET_BAUDRATE, value);
|
|
}
|
|
|
|
static void
|
|
ubsa_parity(struct ubsa_softc *sc, tcflag_t cflag)
|
|
{
|
|
int value;
|
|
|
|
DPRINTF(("ubsa_parity: cflag = 0x%x\n", cflag));
|
|
|
|
if (cflag & PARENB)
|
|
value = (cflag & PARODD) ? UBSA_PARITY_ODD : UBSA_PARITY_EVEN;
|
|
else
|
|
value = UBSA_PARITY_NONE;
|
|
|
|
ubsa_request(sc, UBSA_SET_PARITY, value);
|
|
}
|
|
|
|
static void
|
|
ubsa_databits(struct ubsa_softc *sc, tcflag_t cflag)
|
|
{
|
|
int value;
|
|
|
|
DPRINTF(("ubsa_databits: cflag = 0x%x\n", cflag));
|
|
|
|
switch (cflag & CSIZE) {
|
|
case CS5: value = 0; break;
|
|
case CS6: value = 1; break;
|
|
case CS7: value = 2; break;
|
|
case CS8: value = 3; break;
|
|
default:
|
|
device_printf(sc->sc_ucom.sc_dev,
|
|
"ubsa_param: unsupported databits requested, "
|
|
"forcing default of 8\n");
|
|
value = 3;
|
|
}
|
|
|
|
ubsa_request(sc, UBSA_SET_DATA_BITS, value);
|
|
}
|
|
|
|
static void
|
|
ubsa_stopbits(struct ubsa_softc *sc, tcflag_t cflag)
|
|
{
|
|
int value;
|
|
|
|
DPRINTF(("ubsa_stopbits: cflag = 0x%x\n", cflag));
|
|
|
|
value = (cflag & CSTOPB) ? 1 : 0;
|
|
|
|
ubsa_request(sc, UBSA_SET_STOP_BITS, value);
|
|
}
|
|
|
|
static void
|
|
ubsa_flow(struct ubsa_softc *sc, tcflag_t cflag, tcflag_t iflag)
|
|
{
|
|
int value;
|
|
|
|
DPRINTF(("ubsa_flow: cflag = 0x%x, iflag = 0x%x\n", cflag, iflag));
|
|
|
|
value = 0;
|
|
if (cflag & CRTSCTS)
|
|
value |= UBSA_FLOW_OCTS | UBSA_FLOW_IRTS;
|
|
if (iflag & (IXON|IXOFF))
|
|
value |= UBSA_FLOW_OXON | UBSA_FLOW_IXON;
|
|
|
|
ubsa_request(sc, UBSA_SET_FLOW_CTRL, value);
|
|
}
|
|
|
|
static int
|
|
ubsa_param(void *addr, int portno, struct termios *ti)
|
|
{
|
|
struct ubsa_softc *sc;
|
|
|
|
sc = addr;
|
|
|
|
DPRINTF(("ubsa_param: sc = %p\n", sc));
|
|
|
|
ubsa_baudrate(sc, ti->c_ospeed);
|
|
ubsa_parity(sc, ti->c_cflag);
|
|
ubsa_databits(sc, ti->c_cflag);
|
|
ubsa_stopbits(sc, ti->c_cflag);
|
|
ubsa_flow(sc, ti->c_cflag, ti->c_iflag);
|
|
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
ubsa_open(void *addr, int portno)
|
|
{
|
|
struct ubsa_softc *sc;
|
|
int err;
|
|
|
|
sc = addr;
|
|
if (sc->sc_ucom.sc_dying)
|
|
return (ENXIO);
|
|
|
|
DPRINTF(("ubsa_open: sc = %p\n", sc));
|
|
|
|
if (sc->sc_intr_number != -1 && sc->sc_intr_pipe == NULL) {
|
|
sc->sc_intr_buf = malloc(sc->sc_isize, M_USBDEV, M_WAITOK);
|
|
err = usbd_open_pipe_intr(sc->sc_intr_iface,
|
|
sc->sc_intr_number,
|
|
USBD_SHORT_XFER_OK,
|
|
&sc->sc_intr_pipe,
|
|
sc,
|
|
sc->sc_intr_buf,
|
|
sc->sc_isize,
|
|
ubsa_intr,
|
|
UBSA_INTR_INTERVAL);
|
|
if (err) {
|
|
device_printf(sc->sc_ucom.sc_dev,
|
|
"cannot open interrupt pipe (addr %d)\n",
|
|
sc->sc_intr_number);
|
|
return (EIO);
|
|
}
|
|
}
|
|
|
|
return (0);
|
|
}
|
|
|
|
static void
|
|
ubsa_close(void *addr, int portno)
|
|
{
|
|
struct ubsa_softc *sc;
|
|
int err;
|
|
|
|
sc = addr;
|
|
if (sc->sc_ucom.sc_dying)
|
|
return;
|
|
|
|
DPRINTF(("ubsa_close: close\n"));
|
|
|
|
if (sc->sc_intr_pipe != NULL) {
|
|
err = usbd_abort_pipe(sc->sc_intr_pipe);
|
|
if (err)
|
|
device_printf(sc->sc_ucom.sc_dev,
|
|
"abort interrupt pipe failed: %s\n",
|
|
usbd_errstr(err));
|
|
err = usbd_close_pipe(sc->sc_intr_pipe);
|
|
if (err)
|
|
device_printf(sc->sc_ucom.sc_dev,
|
|
"close interrupt pipe failed: %s\n",
|
|
usbd_errstr(err));
|
|
free(sc->sc_intr_buf, M_USBDEV);
|
|
sc->sc_intr_pipe = NULL;
|
|
}
|
|
}
|
|
|
|
static void
|
|
ubsa_intr(usbd_xfer_handle xfer, usbd_private_handle priv, usbd_status status)
|
|
{
|
|
struct ubsa_softc *sc;
|
|
u_char *buf;
|
|
|
|
sc = priv;
|
|
buf = sc->sc_intr_buf;
|
|
if (sc->sc_ucom.sc_dying)
|
|
return;
|
|
|
|
if (status != USBD_NORMAL_COMPLETION) {
|
|
if (status == USBD_NOT_STARTED || status == USBD_CANCELLED)
|
|
return;
|
|
|
|
DPRINTF(("%s: ubsa_intr: abnormal status: %s\n",
|
|
device_get_nameunit(sc->sc_ucom.sc_dev),
|
|
usbd_errstr(status)));
|
|
usbd_clear_endpoint_stall_async(sc->sc_intr_pipe);
|
|
return;
|
|
}
|
|
|
|
/* incidentally, Belkin adapter status bits match UART 16550 bits */
|
|
sc->sc_lsr = buf[2];
|
|
sc->sc_msr = buf[3];
|
|
|
|
DPRINTF(("%s: ubsa lsr = 0x%02x, msr = 0x%02x\n",
|
|
device_get_nameunit(sc->sc_ucom.sc_dev), sc->sc_lsr, sc->sc_msr));
|
|
|
|
taskqueue_enqueue(taskqueue_swi_giant, &sc->sc_task);
|
|
}
|
|
|
|
/* Handle delayed events. */
|
|
static void
|
|
ubsa_notify(void *arg, int count)
|
|
{
|
|
struct ubsa_softc *sc;
|
|
|
|
sc = arg;
|
|
ucom_status_change(&sc->sc_ucom);
|
|
}
|
|
|
|
static void
|
|
ubsa_get_status(void *addr, int portno, u_char *lsr, u_char *msr)
|
|
{
|
|
struct ubsa_softc *sc;
|
|
|
|
DPRINTF(("ubsa_get_status\n"));
|
|
|
|
sc = addr;
|
|
if (lsr != NULL)
|
|
*lsr = sc->sc_lsr;
|
|
if (msr != NULL)
|
|
*msr = sc->sc_msr;
|
|
}
|