mirror of
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32ee7eee09
Approved by: re@ (kensmith)
1105 lines
28 KiB
C
1105 lines
28 KiB
C
/* $NetBSD: umodem.c,v 1.45 2002/09/23 05:51:23 simonb Exp $ */
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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/*-
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* Copyright (c) 2005, Takanori Watanabe
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* Copyright (c) 2003, M. Warner Losh <imp@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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/*-
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* Copyright (c) 1998 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 Lennart Augustsson (lennart@augustsson.net) at
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* Carlstedt Research & Technology.
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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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/*
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* Comm Class spec: http://www.usb.org/developers/devclass_docs/usbccs10.pdf
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* http://www.usb.org/developers/devclass_docs/usbcdc11.pdf
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*/
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/*
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* TODO:
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* - Add error recovery in various places; the big problem is what
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* to do in a callback if there is an error.
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* - Implement a Call Device for modems without multiplexed commands.
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*
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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/module.h>
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#include <sys/ioccom.h>
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#include <sys/conf.h>
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#include <sys/serial.h>
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#include <sys/tty.h>
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#include <sys/clist.h>
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#include <sys/file.h>
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#include <sys/select.h>
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#include <sys/sysctl.h>
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#include <sys/proc.h>
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#include <sys/bus.h>
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#include <sys/sbuf.h>
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#include <sys/poll.h>
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#include <sys/uio.h>
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#include <sys/taskqueue.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 <dev/usb/usb_quirks.h>
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#include <dev/usb/ucomvar.h>
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#include "usbdevs.h"
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typedef struct ufoma_mobile_acm_descriptor{
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uByte bFunctionLength;
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uByte bDescriptorType;
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uByte bDescriptorSubtype;
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uByte bType;
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uByte bMode[1];
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}usb_mcpc_acm_descriptor;
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#define UISUBCLASS_MCPC 0x88
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#define UDESC_VS_INTERFACE 0x44
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#define UDESCSUB_MCPC_ACM 0x11
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#define UMCPC_ACM_TYPE_AB1 0x1
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#define UMCPC_ACM_TYPE_AB2 0x2
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#define UMCPC_ACM_TYPE_AB5 0x5
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#define UMCPC_ACM_TYPE_AB6 0x6
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#define UMCPC_ACM_MODE_DEACTIVATED 0x0
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#define UMCPC_ACM_MODE_MODEM 0x1
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#define UMCPC_ACM_MODE_ATCOMMAND 0x2
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#define UMCPC_ACM_MODE_OBEX 0x60
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#define UMCPC_ACM_MODE_VENDOR1 0xc0
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#define UMCPC_ACM_MODE_VENDOR2 0xfe
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#define UMCPC_ACM_MODE_UNLINKED 0xff
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#define UMCPC_CM_MOBILE_ACM 0x0
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#define UMCPC_ACTIVATE_MODE 0x60
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#define UMCPC_GET_MODETABLE 0x61
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#define UMCPC_SET_LINK 0x62
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#define UMCPC_CLEAR_LINK 0x63
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#define UMCPC_REQUEST_ACKNOLEDGE 0x31
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#define UFOMA_MAX_TIMEOUT 15 /*Standard says 10(sec)*/
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#define UFOMA_CMD_BUF_SIZE 64
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#define UMODEMIBUFSIZE 64
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#define UMODEMOBUFSIZE 256
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#define DPRINTF(a)
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struct ufoma_softc{
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struct ucom_softc sc_ucom;
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int sc_is_ucom;
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int sc_isopen;
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struct mtx sc_mtx;
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int sc_ctl_iface_no;
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usbd_interface_handle sc_ctl_iface;
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usbd_interface_handle sc_data_iface;
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int sc_data_iface_no;
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int sc_cm_cap;
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int sc_acm_cap;
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usb_cdc_line_state_t sc_line_state; /* current line state */
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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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usbd_pipe_handle sc_notify_pipe;
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usb_cdc_notification_t sc_notify_buf;
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u_char sc_lsr;
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u_char sc_msr;
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struct task sc_task;
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uByte *sc_modetable;
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uByte sc_modetoactivate;
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uByte sc_currentmode;
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char sc_resbuffer[UFOMA_CMD_BUF_SIZE+1];
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int sc_cmdbp;
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int sc_nummsg;
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usbd_xfer_handle sc_msgxf;
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};
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static usbd_status
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ufoma_set_line_coding(struct ufoma_softc *sc, usb_cdc_line_state_t *state);
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static device_probe_t ufoma_match;
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static device_attach_t ufoma_attach;
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static device_detach_t ufoma_detach;
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static void *ufoma_get_intconf(usb_config_descriptor_t *cd, usb_interface_descriptor_t *id,int type, int subtype);
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static void ufoma_notify(void * ,int count);
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static void ufoma_intr(usbd_xfer_handle, usbd_private_handle, usbd_status);
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static char *ufoma_mode_to_str(int);
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static int ufoma_str_to_mode(char *);
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/*Pseudo ucom stuff*/
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static int ufoma_init_pseudo_ucom(struct ufoma_softc *);
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static t_open_t ufomaopen;
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static t_close_t ufomaclose;
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static t_oproc_t ufomastart;
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/*umodem like stuff*/
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static int ufoma_init_modem(struct ufoma_softc *, struct usb_attach_arg *);
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static void ufoma_get_status(void *, int portno, u_char *lst, u_char *msr);
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static void ufoma_set(void *, int portno, int reg, int onoff);
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static int ufoma_param(void *, int portno, struct termios *);
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static int ufoma_ucom_open(void *, int portno);
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static void ufoma_ucom_close(void *, int portno);
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static void ufoma_break(struct ufoma_softc *sc, int onoff);
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static void ufoma_dtr(struct ufoma_softc *sc, int onoff);
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static void ufoma_rts(struct ufoma_softc *sc, int onoff);
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/*sysctl stuff*/
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static int ufoma_sysctl_support(SYSCTL_HANDLER_ARGS);
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static int ufoma_sysctl_current(SYSCTL_HANDLER_ARGS);
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static int ufoma_sysctl_open(SYSCTL_HANDLER_ARGS);
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static struct ucom_callback ufoma_callback = {
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ufoma_get_status,
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ufoma_set,
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ufoma_param,
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NULL,
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ufoma_ucom_open,
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ufoma_ucom_close,
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NULL,
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NULL,
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};
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static device_method_t ufoma_methods[] = {
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/**/
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DEVMETHOD(device_probe, ufoma_match),
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DEVMETHOD(device_attach, ufoma_attach),
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DEVMETHOD(device_detach, ufoma_detach),
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{0, 0}
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};
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struct umcpc_modetostr_tab{
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int mode;
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char *str;
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}umcpc_modetostr_tab[]={
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{UMCPC_ACM_MODE_DEACTIVATED, "deactivated"},
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{UMCPC_ACM_MODE_MODEM, "modem"},
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{UMCPC_ACM_MODE_ATCOMMAND, "handsfree"},
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{UMCPC_ACM_MODE_OBEX, "obex"},
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{UMCPC_ACM_MODE_VENDOR1, "vendor1"},
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{UMCPC_ACM_MODE_VENDOR2, "vendor2"},
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{UMCPC_ACM_MODE_UNLINKED, "unlinked"},
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{0, NULL}
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};
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static driver_t ufoma_driver = {
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"ucom",
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ufoma_methods,
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sizeof(struct ufoma_softc)
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};
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DRIVER_MODULE(ufoma, uhub, ufoma_driver, ucom_devclass, usbd_driver_load, 0);
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MODULE_DEPEND(ufoma, usb, 1, 1, 1);
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MODULE_DEPEND(ufoma, ucom, UCOM_MINVER, UCOM_PREFVER, UCOM_MAXVER);
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static int
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ufoma_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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usb_interface_descriptor_t *id;
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usb_config_descriptor_t *cd;
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usb_mcpc_acm_descriptor *mad;
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int ret;
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ret = UMATCH_NONE;
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if(uaa->iface == NULL)
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return(UMATCH_NONE);
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id = usbd_get_interface_descriptor(uaa->iface);
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cd = usbd_get_config_descriptor(uaa->device);
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if(id == NULL || cd == NULL)
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return (UMATCH_NONE);
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if( id->bInterfaceClass == UICLASS_CDC &&
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id->bInterfaceSubClass == UISUBCLASS_MCPC){
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ret = (UMATCH_IFACECLASS_IFACESUBCLASS);
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}else{
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return UMATCH_NONE;
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}
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mad = ufoma_get_intconf(cd, id , UDESC_VS_INTERFACE, UDESCSUB_MCPC_ACM);
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if(mad == NULL){
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return (UMATCH_NONE);
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}
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#if 0
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if(mad->bType != UMCPC_ACM_TYPE_AB5){
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return UMATCH_NONE;
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}
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#endif
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return ret;
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}
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static int
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ufoma_attach(device_t self)
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{
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struct ufoma_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 = uaa->device;
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usb_config_descriptor_t *cd;
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usb_interface_descriptor_t *id;
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usb_endpoint_descriptor_t *ed;
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usb_mcpc_acm_descriptor *mad;
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struct ucom_softc *ucom = &sc->sc_ucom;
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const char *devname,*modename;
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int ctl_notify;
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int i,err;
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int elements;
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uByte *mode;
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struct sysctl_ctx_list *sctx;
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struct sysctl_oid *soid;
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ucom->sc_dev = self;
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ucom->sc_udev = dev;
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sc->sc_ctl_iface = uaa->iface;
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mtx_init(&sc->sc_mtx, "ufoma", NULL, MTX_DEF);
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cd = usbd_get_config_descriptor(ucom->sc_udev);
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id = usbd_get_interface_descriptor(sc->sc_ctl_iface);
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sc->sc_ctl_iface_no = id->bInterfaceNumber;
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devname = device_get_nameunit(self);
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device_printf(self, "iclass %d/%d ifno:%d\n",
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id->bInterfaceClass, id->bInterfaceSubClass, sc->sc_ctl_iface_no);
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ctl_notify = -1;
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for (i = 0; i < id->bNumEndpoints; i++) {
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ed = usbd_interface2endpoint_descriptor(sc->sc_ctl_iface, i);
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if (ed == NULL)
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continue;
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if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN &&
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(ed->bmAttributes & UE_XFERTYPE) == UE_INTERRUPT) {
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ctl_notify = ed->bEndpointAddress;
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}
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}
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if(ctl_notify== -1){
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/*NOTIFY is mandatory.*/
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printf("NOTIFY interface not found\n");
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goto error;
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}
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err = usbd_open_pipe_intr(sc->sc_ctl_iface, ctl_notify,
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USBD_SHORT_XFER_OK, &sc->sc_notify_pipe, sc, &sc->sc_notify_buf,
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sizeof(sc->sc_notify_buf), ufoma_intr, USBD_DEFAULT_INTERVAL);
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if(err){
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printf("PIPE open error %d\n", err);
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goto error;
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}
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mad = ufoma_get_intconf(cd, id , UDESC_VS_INTERFACE, UDESCSUB_MCPC_ACM);
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if(mad ==NULL){
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goto error;
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}
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printf("%s:Supported Mode:", devname);
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for(mode = mad->bMode;
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mode < ((uByte *)mad + mad->bFunctionLength); mode++){
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modename = ufoma_mode_to_str(*mode);
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if(modename){
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printf("%s", ufoma_mode_to_str(*mode));
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}else{
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printf("(%x)", *mode);
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}
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if(mode != ((uByte*)mad + mad->bFunctionLength-1)){
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printf(",");
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}
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}
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printf("\n");
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|
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if((mad->bType == UMCPC_ACM_TYPE_AB5)
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||(mad->bType == UMCPC_ACM_TYPE_AB6)){
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/*These does not have data interface*/
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sc->sc_is_ucom = 0;
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ufoma_init_pseudo_ucom(sc);
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}else{
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if(ufoma_init_modem(sc, uaa)){
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goto error;
|
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}
|
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}
|
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elements = mad->bFunctionLength - sizeof(*mad)+1;
|
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|
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sc->sc_msgxf = usbd_alloc_xfer(ucom->sc_udev);
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sc->sc_nummsg = 0;
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|
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/*Initialize Mode vars.*/
|
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sc->sc_modetable = malloc(elements + 1, M_USBDEV, M_WAITOK);
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sc->sc_modetable[0] = elements + 1;
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bcopy(mad->bMode, &sc->sc_modetable[1], elements);
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sc->sc_currentmode = UMCPC_ACM_MODE_UNLINKED;
|
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sc->sc_modetoactivate = mad->bMode[0];
|
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/*Sysctls*/
|
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sctx = device_get_sysctl_ctx(self);
|
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soid = device_get_sysctl_tree(self);
|
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|
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SYSCTL_ADD_PROC(sctx, SYSCTL_CHILDREN(soid), OID_AUTO, "supportmode",
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CTLFLAG_RD|CTLTYPE_STRING, sc, 0, ufoma_sysctl_support,
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"A", "Supporting port role");
|
|
|
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SYSCTL_ADD_PROC(sctx, SYSCTL_CHILDREN(soid), OID_AUTO, "currentmode",
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CTLFLAG_RD|CTLTYPE_STRING, sc, 0, ufoma_sysctl_current,
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"A", "Current port role");
|
|
|
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SYSCTL_ADD_PROC(sctx, SYSCTL_CHILDREN(soid), OID_AUTO, "openmode",
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CTLFLAG_RW|CTLTYPE_STRING, sc, 0, ufoma_sysctl_open,
|
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"A", "Mode to transit when port is opened");
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return 0;
|
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error:
|
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if(sc->sc_modetable)
|
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free(sc->sc_modetable, M_USBDEV);
|
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return EIO;
|
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}
|
|
|
|
static int
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ufoma_detach(device_t self)
|
|
{
|
|
struct ufoma_softc *sc = device_get_softc(self);
|
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int rv = 0;
|
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|
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usbd_free_xfer(sc->sc_msgxf);
|
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sc->sc_ucom.sc_dying = 1;
|
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usbd_abort_pipe(sc->sc_notify_pipe);
|
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usbd_close_pipe(sc->sc_notify_pipe);
|
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if(sc->sc_is_ucom)
|
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ucom_detach(&sc->sc_ucom);
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else
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ttyfree(sc->sc_ucom.sc_tty);
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free(sc->sc_modetable, M_USBDEV);
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return rv;
|
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}
|
|
|
|
|
|
static char *ufoma_mode_to_str(int mode)
|
|
{
|
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int i;
|
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for(i = 0 ;umcpc_modetostr_tab[i].str != NULL; i++){
|
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if(umcpc_modetostr_tab[i].mode == mode){
|
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return umcpc_modetostr_tab[i].str;
|
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}
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
static int ufoma_str_to_mode(char *str)
|
|
{
|
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int i;
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for(i = 0 ;umcpc_modetostr_tab[i].str != NULL; i++){
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if(strcmp(str, umcpc_modetostr_tab[i].str)==0){
|
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return umcpc_modetostr_tab[i].mode;
|
|
}
|
|
}
|
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return -1;
|
|
}
|
|
|
|
static void *ufoma_get_intconf( usb_config_descriptor_t *cd,
|
|
usb_interface_descriptor_t *id, int type, int subtype)
|
|
{
|
|
uByte *p, *end;
|
|
usb_descriptor_t *ud=NULL;
|
|
int flag=0;
|
|
|
|
|
|
for(p = (uByte *)cd,end = p + UGETW(cd->wTotalLength); p < end;
|
|
p += ud->bLength){
|
|
ud = (usb_descriptor_t *)p;
|
|
if(flag && ud->bDescriptorType==UDESC_INTERFACE){
|
|
return NULL;
|
|
}
|
|
/*Read through this interface desc.*/
|
|
if(bcmp(p, id, sizeof(*id))==0){
|
|
flag=1;
|
|
continue;
|
|
}
|
|
if(flag==0)
|
|
continue;
|
|
if(ud->bDescriptorType == type
|
|
&& ud->bDescriptorSubtype == subtype){
|
|
break;
|
|
}
|
|
}
|
|
return ud;
|
|
}
|
|
|
|
|
|
|
|
static int ufoma_link_state(struct ufoma_softc *sc)
|
|
{
|
|
usb_device_request_t req;
|
|
struct ucom_softc *ucom = &sc->sc_ucom;
|
|
int err;
|
|
|
|
req.bmRequestType = UT_WRITE_VENDOR_INTERFACE;
|
|
req.bRequest = UMCPC_SET_LINK;
|
|
USETW(req.wValue, UMCPC_CM_MOBILE_ACM);
|
|
USETW(req.wIndex, sc->sc_ctl_iface_no);
|
|
USETW(req.wLength, sc->sc_modetable[0]);
|
|
err = usbd_do_request(ucom->sc_udev, &req, sc->sc_modetable);
|
|
if(err){
|
|
printf("SET_LINK:%d\n", err);
|
|
return EIO;
|
|
}
|
|
err = tsleep(&sc->sc_currentmode, PZERO|PCATCH, "fmalnk", hz);
|
|
if(err){
|
|
printf("NO response");
|
|
return EIO;
|
|
}
|
|
if(sc->sc_currentmode != UMCPC_ACM_MODE_DEACTIVATED){
|
|
return EIO;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int ufoma_activate_state(struct ufoma_softc *sc, int state)
|
|
{
|
|
usb_device_request_t req;
|
|
int err;
|
|
struct ucom_softc *ucom = &sc->sc_ucom;
|
|
|
|
req.bmRequestType = UT_WRITE_VENDOR_INTERFACE;
|
|
req.bRequest = UMCPC_ACTIVATE_MODE;
|
|
USETW(req.wValue, state);
|
|
USETW(req.wIndex, sc->sc_ctl_iface_no);
|
|
USETW(req.wLength, 0);
|
|
|
|
err = usbd_do_request(ucom->sc_udev, &req, NULL);
|
|
if(err){
|
|
printf("%s:ACTIVATE:%s\n", device_get_nameunit(ucom->sc_dev), usbd_errstr(err));
|
|
return EIO;
|
|
}
|
|
|
|
err = tsleep(&sc->sc_currentmode, PZERO|PCATCH, "fmaact", UFOMA_MAX_TIMEOUT*hz);
|
|
if(err){
|
|
printf("%s:NO response", device_get_nameunit(ucom->sc_dev));
|
|
return EIO;
|
|
}
|
|
if(sc->sc_currentmode != state){
|
|
return EIO;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
|
|
static inline void ufoma_setup_msg_req(struct ufoma_softc *sc, usb_device_request_t *req)
|
|
{
|
|
req->bmRequestType = UT_READ_CLASS_INTERFACE;
|
|
req->bRequest = UCDC_GET_ENCAPSULATED_RESPONSE;
|
|
USETW(req->wIndex, sc->sc_ctl_iface_no);
|
|
USETW(req->wValue, 0);
|
|
USETW(req->wLength, UFOMA_CMD_BUF_SIZE);
|
|
}
|
|
|
|
|
|
static void ufoma_msg(usbd_xfer_handle xfer, usbd_private_handle priv, usbd_status status)
|
|
{
|
|
usb_device_request_t req;
|
|
struct ufoma_softc *sc = priv;
|
|
int actlen,i;
|
|
struct ucom_softc *ucom= &sc->sc_ucom;
|
|
usbd_get_xfer_status(xfer, NULL, NULL, &actlen ,NULL);
|
|
ufoma_setup_msg_req(sc, &req);
|
|
mtx_lock(&sc->sc_mtx);
|
|
for(i = 0;i < actlen; i++){
|
|
if(sc->sc_ucom.sc_tty->t_state & TS_ISOPEN)
|
|
ttyld_rint(sc->sc_ucom.sc_tty, sc->sc_resbuffer[i]);
|
|
}
|
|
sc->sc_nummsg--;
|
|
if(sc->sc_nummsg){
|
|
usbd_setup_default_xfer(sc->sc_msgxf, ucom->sc_udev,
|
|
priv, USBD_DEFAULT_TIMEOUT, &req,
|
|
sc->sc_resbuffer,
|
|
UFOMA_CMD_BUF_SIZE,
|
|
0, ufoma_msg);
|
|
usbd_transfer(sc->sc_msgxf);
|
|
}
|
|
mtx_unlock(&sc->sc_mtx);
|
|
|
|
}
|
|
|
|
static void ufoma_intr(usbd_xfer_handle xfer, usbd_private_handle priv, usbd_status status)
|
|
{
|
|
struct ufoma_softc *sc = priv;
|
|
unsigned int a;
|
|
struct ucom_softc *ucom =&sc->sc_ucom;
|
|
usb_device_request_t req;
|
|
ufoma_setup_msg_req(sc, &req);
|
|
u_char mstatus;
|
|
|
|
if (sc->sc_ucom.sc_dying)
|
|
return;
|
|
|
|
if (status != USBD_NORMAL_COMPLETION) {
|
|
if (status == USBD_NOT_STARTED || status == USBD_CANCELLED)
|
|
return;
|
|
printf("%s: abnormal status: %s\n", device_get_nameunit(ucom->sc_dev),
|
|
usbd_errstr(status));
|
|
return;
|
|
}
|
|
if((sc->sc_notify_buf.bmRequestType == UT_READ_VENDOR_INTERFACE)&&
|
|
(sc->sc_notify_buf.bNotification == UMCPC_REQUEST_ACKNOLEDGE)){
|
|
a = UGETW(sc->sc_notify_buf.wValue);
|
|
sc->sc_currentmode = a>>8;
|
|
if(!(a&0xff)){
|
|
printf("%s:Mode change Failed\n", device_get_nameunit(ucom->sc_dev));
|
|
}
|
|
wakeup(&sc->sc_currentmode);
|
|
}
|
|
if(sc->sc_notify_buf.bmRequestType != UCDC_NOTIFICATION){
|
|
return;
|
|
}
|
|
switch(sc->sc_notify_buf.bNotification){
|
|
case UCDC_N_RESPONSE_AVAILABLE:
|
|
if(sc->sc_is_ucom){
|
|
printf("%s:wrong response request?\n", device_get_nameunit(ucom->sc_dev));
|
|
break;
|
|
}
|
|
mtx_lock(&sc->sc_mtx);
|
|
if(!sc->sc_nummsg){
|
|
usbd_setup_default_xfer(sc->sc_msgxf, ucom->sc_udev,
|
|
priv, USBD_DEFAULT_TIMEOUT, &req, sc->sc_resbuffer,
|
|
UFOMA_CMD_BUF_SIZE,
|
|
0, ufoma_msg);
|
|
usbd_transfer(sc->sc_msgxf);
|
|
}
|
|
sc->sc_nummsg++;
|
|
mtx_unlock(&sc->sc_mtx);
|
|
break;
|
|
case UCDC_N_SERIAL_STATE:
|
|
if(!sc->sc_is_ucom){
|
|
printf("%s:wrong sereal request?\n",device_get_nameunit(ucom->sc_dev));
|
|
break;
|
|
}
|
|
|
|
/*
|
|
* Set the serial state in ucom driver based on
|
|
* the bits from the notify message
|
|
*/
|
|
if (UGETW(sc->sc_notify_buf.wLength) != 2) {
|
|
printf("%s: Invalid notification length! (%d)\n",
|
|
device_get_nameunit(ucom->sc_dev),
|
|
UGETW(sc->sc_notify_buf.wLength));
|
|
break;
|
|
}
|
|
DPRINTF(("%s: notify bytes = %02x%02x\n",
|
|
device_get_nameunit(ucom->sc_dev),
|
|
sc->sc_notify_buf.data[0],
|
|
sc->sc_notify_buf.data[1]));
|
|
/* Currently, lsr is always zero. */
|
|
sc->sc_lsr = sc->sc_msr = 0;
|
|
mstatus = sc->sc_notify_buf.data[0];
|
|
|
|
if (ISSET(mstatus, UCDC_N_SERIAL_RI))
|
|
sc->sc_msr |= SER_RI;
|
|
if (ISSET(mstatus, UCDC_N_SERIAL_DSR))
|
|
sc->sc_msr |= SER_DSR;
|
|
if (ISSET(mstatus, UCDC_N_SERIAL_DCD))
|
|
sc->sc_msr |= SER_DCD;
|
|
/* Deferred notifying to the ucom layer */
|
|
taskqueue_enqueue(taskqueue_swi_giant, &sc->sc_task);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
static int ufoma_init_pseudo_ucom(struct ufoma_softc *sc)
|
|
{
|
|
struct tty *tp;
|
|
struct ucom_softc *ucom = &sc->sc_ucom;
|
|
tp = ucom->sc_tty = ttyalloc();
|
|
tp->t_sc = sc;
|
|
tp->t_oproc = ufomastart;
|
|
tp->t_stop = nottystop;
|
|
tp->t_open = ufomaopen;
|
|
tp->t_close = ufomaclose;
|
|
ttycreate(tp, TS_CALLOUT, "U%d", device_get_unit(ucom->sc_dev));
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
static int ufomaopen(struct tty * tty, struct cdev *cdev)
|
|
{
|
|
|
|
struct ufoma_softc *sc = tty->t_sc;
|
|
|
|
if(sc->sc_ucom.sc_dying)
|
|
return (ENXIO);
|
|
|
|
mtx_lock(&sc->sc_mtx);
|
|
if(sc->sc_isopen){
|
|
mtx_unlock(&sc->sc_mtx);
|
|
return EBUSY;
|
|
}
|
|
mtx_unlock(&sc->sc_mtx);
|
|
|
|
return ufoma_ucom_open(sc, 0);
|
|
}
|
|
|
|
static void ufomaclose(struct tty *tty)
|
|
{
|
|
struct ufoma_softc *sc = tty->t_sc;
|
|
ufoma_ucom_close(sc, 0);
|
|
}
|
|
|
|
static void ufomastart(struct tty *tp)
|
|
{
|
|
struct ufoma_softc *sc = tp->t_sc;
|
|
struct ucom_softc *ucom = &sc->sc_ucom;
|
|
usb_device_request_t req;
|
|
int x;
|
|
uByte c;
|
|
x = spltty();
|
|
if(tp->t_state & (TS_TIMEOUT | TS_TTSTOP)){
|
|
ttwwakeup(tp);
|
|
return;
|
|
}
|
|
|
|
tp->t_state |= TS_BUSY;
|
|
while(tp->t_outq.c_cc != 0){
|
|
c = getc(&tp->t_outq);
|
|
req.bmRequestType = UT_WRITE_CLASS_INTERFACE;
|
|
req.bRequest = UCDC_SEND_ENCAPSULATED_COMMAND;
|
|
USETW(req.wIndex, sc->sc_ctl_iface_no);
|
|
USETW(req.wValue, 0);
|
|
USETW(req.wLength, 1);
|
|
usbd_do_request(ucom->sc_udev, &req, &c);
|
|
}
|
|
tp->t_state &= ~TS_BUSY;
|
|
ttwwakeup(tp);
|
|
splx(x);
|
|
}
|
|
|
|
static int ufoma_ucom_open(void *p, int portno)
|
|
{
|
|
struct ufoma_softc *sc = p;
|
|
if(sc->sc_currentmode == UMCPC_ACM_MODE_UNLINKED){
|
|
ufoma_link_state(sc);
|
|
}
|
|
sc->sc_cmdbp = 0;
|
|
if(sc->sc_currentmode == UMCPC_ACM_MODE_DEACTIVATED){
|
|
ufoma_activate_state(sc, sc->sc_modetoactivate);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void ufoma_ucom_close(void *p, int portno)
|
|
{
|
|
struct ufoma_softc *sc = p;
|
|
ufoma_activate_state(sc, UMCPC_ACM_MODE_DEACTIVATED);
|
|
return ;
|
|
}
|
|
|
|
void
|
|
ufoma_break(struct ufoma_softc *sc, int onoff)
|
|
{
|
|
usb_device_request_t req;
|
|
struct ucom_softc *ucom = &sc->sc_ucom;
|
|
DPRINTF(("ufoma_break: onoff=%d\n", onoff));
|
|
|
|
if (!(sc->sc_acm_cap & USB_CDC_ACM_HAS_BREAK))
|
|
return;
|
|
|
|
req.bmRequestType = UT_WRITE_CLASS_INTERFACE;
|
|
req.bRequest = UCDC_SEND_BREAK;
|
|
USETW(req.wValue, onoff ? UCDC_BREAK_ON : UCDC_BREAK_OFF);
|
|
USETW(req.wIndex, sc->sc_ctl_iface_no);
|
|
USETW(req.wLength, 0);
|
|
|
|
(void)usbd_do_request(ucom->sc_udev, &req, 0);
|
|
}
|
|
|
|
void
|
|
ufoma_get_status(void *addr, int portno, u_char *lsr, u_char *msr)
|
|
{
|
|
struct ufoma_softc *sc = addr;
|
|
|
|
if (lsr != NULL)
|
|
*lsr = sc->sc_lsr;
|
|
if (msr != NULL)
|
|
*msr = sc->sc_msr;
|
|
}
|
|
|
|
static void ufoma_set(void * addr, int portno, int reg, int onoff)
|
|
{
|
|
struct ufoma_softc *sc = addr;
|
|
|
|
switch (reg) {
|
|
case UCOM_SET_DTR:
|
|
ufoma_dtr(sc, onoff);
|
|
break;
|
|
case UCOM_SET_RTS:
|
|
ufoma_rts(sc, onoff);
|
|
break;
|
|
case UCOM_SET_BREAK:
|
|
ufoma_break(sc, onoff);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
}
|
|
|
|
static void
|
|
ufoma_set_line_state(struct ufoma_softc *sc)
|
|
{
|
|
usb_device_request_t req;
|
|
struct ucom_softc *ucom = &sc->sc_ucom;
|
|
int ls;
|
|
|
|
ls = (sc->sc_dtr ? UCDC_LINE_DTR : 0) |
|
|
(sc->sc_rts ? UCDC_LINE_RTS : 0);
|
|
req.bmRequestType = UT_WRITE_CLASS_INTERFACE;
|
|
req.bRequest = UCDC_SET_CONTROL_LINE_STATE;
|
|
USETW(req.wValue, ls);
|
|
USETW(req.wIndex, sc->sc_ctl_iface_no);
|
|
USETW(req.wLength, 0);
|
|
|
|
(void)usbd_do_request(ucom->sc_udev, &req, 0);
|
|
|
|
}
|
|
|
|
void
|
|
ufoma_dtr(struct ufoma_softc *sc, int onoff)
|
|
{
|
|
DPRINTF(("ufoma_foma: onoff=%d\n", onoff));
|
|
|
|
if (sc->sc_dtr == onoff)
|
|
return;
|
|
sc->sc_dtr = onoff;
|
|
|
|
ufoma_set_line_state(sc);
|
|
}
|
|
|
|
void
|
|
ufoma_rts(struct ufoma_softc *sc, int onoff)
|
|
{
|
|
DPRINTF(("ufoma_foma: onoff=%d\n", onoff));
|
|
|
|
if (sc->sc_rts == onoff)
|
|
return;
|
|
sc->sc_rts = onoff;
|
|
|
|
ufoma_set_line_state(sc);
|
|
}
|
|
|
|
usbd_status
|
|
ufoma_set_line_coding(struct ufoma_softc *sc, usb_cdc_line_state_t *state)
|
|
{
|
|
|
|
usbd_status err;
|
|
usb_device_request_t req;
|
|
struct ucom_softc *ucom = &sc->sc_ucom;
|
|
|
|
DPRINTF(("ufoma_set_line_coding: rate=%d fmt=%d parity=%d bits=%d\n",
|
|
UGETDW(state->dwDTERate), state->bCharFormat,
|
|
state->bParityType, state->bDataBits));
|
|
|
|
if (memcmp(state, &sc->sc_line_state, UCDC_LINE_STATE_LENGTH) == 0) {
|
|
DPRINTF(("ufoma_set_line_coding: already set\n"));
|
|
return (USBD_NORMAL_COMPLETION);
|
|
}
|
|
|
|
req.bmRequestType = UT_WRITE_CLASS_INTERFACE;
|
|
req.bRequest = UCDC_SET_LINE_CODING;
|
|
USETW(req.wValue, 0);
|
|
USETW(req.wIndex, sc->sc_ctl_iface_no);
|
|
USETW(req.wLength, UCDC_LINE_STATE_LENGTH);
|
|
|
|
err = usbd_do_request(ucom->sc_udev, &req, state);
|
|
if (err) {
|
|
DPRINTF(("ufoma_set_line_coding: failed, err=%s\n",
|
|
usbd_errstr(err)));
|
|
return (err);
|
|
}
|
|
|
|
sc->sc_line_state = *state;
|
|
|
|
return (USBD_NORMAL_COMPLETION);
|
|
}
|
|
|
|
static int
|
|
ufoma_param(void *addr, int portno, struct termios *t)
|
|
{
|
|
|
|
struct ufoma_softc *sc = addr;
|
|
usbd_status err;
|
|
usb_cdc_line_state_t ls;
|
|
|
|
DPRINTF(("ufoma_param: sc=%p\n", sc));
|
|
|
|
USETDW(ls.dwDTERate, t->c_ospeed);
|
|
if (ISSET(t->c_cflag, CSTOPB))
|
|
ls.bCharFormat = UCDC_STOP_BIT_2;
|
|
else
|
|
ls.bCharFormat = UCDC_STOP_BIT_1;
|
|
if (ISSET(t->c_cflag, PARENB)) {
|
|
if (ISSET(t->c_cflag, PARODD))
|
|
ls.bParityType = UCDC_PARITY_ODD;
|
|
else
|
|
ls.bParityType = UCDC_PARITY_EVEN;
|
|
} else
|
|
ls.bParityType = UCDC_PARITY_NONE;
|
|
switch (ISSET(t->c_cflag, CSIZE)) {
|
|
case CS5:
|
|
ls.bDataBits = 5;
|
|
break;
|
|
case CS6:
|
|
ls.bDataBits = 6;
|
|
break;
|
|
case CS7:
|
|
ls.bDataBits = 7;
|
|
break;
|
|
case CS8:
|
|
ls.bDataBits = 8;
|
|
break;
|
|
}
|
|
|
|
err = ufoma_set_line_coding(sc, &ls);
|
|
if (err) {
|
|
DPRINTF(("ufoma_param: err=%s\n", usbd_errstr(err)));
|
|
return (ENOTTY);
|
|
}
|
|
|
|
return (0);
|
|
}
|
|
|
|
static int ufoma_init_modem(struct ufoma_softc *sc,struct usb_attach_arg *uaa)
|
|
{
|
|
struct ucom_softc *ucom = &sc->sc_ucom;
|
|
usb_config_descriptor_t *cd;
|
|
usb_cdc_acm_descriptor_t *acm;
|
|
usb_cdc_cm_descriptor_t *cmd;
|
|
usb_endpoint_descriptor_t *ed;
|
|
usb_interface_descriptor_t *id;
|
|
const char *devname = device_get_nameunit(ucom->sc_dev);
|
|
int i;
|
|
cd = usbd_get_config_descriptor(ucom->sc_udev);
|
|
id = usbd_get_interface_descriptor(sc->sc_ctl_iface);
|
|
|
|
sc->sc_is_ucom = 1;
|
|
|
|
cmd = ufoma_get_intconf(cd, id, UDESC_CS_INTERFACE, UDESCSUB_CDC_CM);
|
|
if(cmd == NULL)
|
|
return -1;
|
|
sc->sc_cm_cap = cmd->bmCapabilities;
|
|
|
|
acm = ufoma_get_intconf(cd, id, UDESC_CS_INTERFACE, UDESCSUB_CDC_ACM);
|
|
if(acm == NULL)
|
|
return -1;
|
|
sc->sc_acm_cap = acm->bmCapabilities;
|
|
|
|
sc->sc_data_iface_no = cmd->bDataInterface;
|
|
printf("%s: data interface %d, has %sCM over data, has %sbreak\n",
|
|
devname, sc->sc_data_iface_no,
|
|
sc->sc_cm_cap & USB_CDC_CM_OVER_DATA ? "" : "no ",
|
|
sc->sc_acm_cap & USB_CDC_ACM_HAS_BREAK ? "" : "no ");
|
|
|
|
for(i = 0; i < uaa->nifaces; i++){
|
|
if(!uaa->ifaces[i])
|
|
continue;
|
|
id = usbd_get_interface_descriptor(uaa->ifaces[i]);
|
|
if(id != NULL &&
|
|
id->bInterfaceNumber == sc->sc_data_iface_no){
|
|
sc->sc_data_iface = uaa->ifaces[i];
|
|
//uaa->ifaces[i] = NULL;
|
|
}
|
|
}
|
|
|
|
ucom->sc_iface = sc->sc_data_iface;
|
|
ucom->sc_bulkin_no = ucom->sc_bulkout_no = -1;
|
|
id = usbd_get_interface_descriptor(sc->sc_data_iface);
|
|
for(i = 0 ; i < id->bNumEndpoints; i++){
|
|
ed = usbd_interface2endpoint_descriptor(sc->sc_data_iface, i);
|
|
if(ed == NULL){
|
|
printf("%s: endpoint descriptor for %d\n",
|
|
devname,i);
|
|
return -1;
|
|
}
|
|
if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_IN &&
|
|
UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) {
|
|
ucom->sc_bulkin_no = ed->bEndpointAddress;
|
|
} else if (UE_GET_DIR(ed->bEndpointAddress) == UE_DIR_OUT &&
|
|
UE_GET_XFERTYPE(ed->bmAttributes) == UE_BULK) {
|
|
ucom->sc_bulkout_no = ed->bEndpointAddress;
|
|
}
|
|
}
|
|
|
|
if (ucom->sc_bulkin_no == -1) {
|
|
printf("%s: Could not find data bulk in\n", devname);
|
|
return -1;
|
|
}
|
|
if (ucom->sc_bulkout_no == -1) {
|
|
printf("%s: Could not find data bulk out\n", devname);
|
|
return -1;
|
|
}
|
|
|
|
sc->sc_dtr = -1;
|
|
|
|
ucom->sc_parent = sc;
|
|
ucom->sc_portno = UCOM_UNK_PORTNO;
|
|
/* bulkin, bulkout set above */
|
|
ucom->sc_ibufsize = UMODEMIBUFSIZE;
|
|
ucom->sc_obufsize = UMODEMOBUFSIZE;
|
|
ucom->sc_ibufsizepad = UMODEMIBUFSIZE;
|
|
ucom->sc_opkthdrlen = 0;
|
|
ucom->sc_callback = &ufoma_callback;
|
|
TASK_INIT(&sc->sc_task, 0, ufoma_notify, sc);
|
|
ucom_attach(&sc->sc_ucom);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void
|
|
ufoma_notify(void *arg, int count)
|
|
{
|
|
struct ufoma_softc *sc;
|
|
|
|
sc = (struct ufoma_softc *)arg;
|
|
if (sc->sc_ucom.sc_dying)
|
|
return;
|
|
ucom_status_change(&sc->sc_ucom);
|
|
}
|
|
static int ufoma_sysctl_support(SYSCTL_HANDLER_ARGS)
|
|
{
|
|
struct ufoma_softc *sc = (struct ufoma_softc *)oidp->oid_arg1;
|
|
struct sbuf sb;
|
|
int i;
|
|
char *mode;
|
|
|
|
sbuf_new(&sb, NULL, 1, SBUF_AUTOEXTEND);
|
|
for(i = 1; i < sc->sc_modetable[0]; i++){
|
|
mode = ufoma_mode_to_str(sc->sc_modetable[i]);
|
|
if(mode !=NULL){
|
|
sbuf_cat(&sb, mode);
|
|
}else{
|
|
sbuf_printf(&sb, "(%02x)", sc->sc_modetable[i]);
|
|
}
|
|
if(i < (sc->sc_modetable[0]-1))
|
|
sbuf_cat(&sb, ",");
|
|
}
|
|
sbuf_trim(&sb);
|
|
sbuf_finish(&sb);
|
|
sysctl_handle_string(oidp, sbuf_data(&sb), sbuf_len(&sb), req);
|
|
sbuf_delete(&sb);
|
|
|
|
return 0;
|
|
}
|
|
static int ufoma_sysctl_current(SYSCTL_HANDLER_ARGS)
|
|
{
|
|
struct ufoma_softc *sc = (struct ufoma_softc *)oidp->oid_arg1;
|
|
char *mode;
|
|
char subbuf[]="(XXX)";
|
|
mode = ufoma_mode_to_str(sc->sc_currentmode);
|
|
if(!mode){
|
|
mode = subbuf;
|
|
snprintf(subbuf, sizeof(subbuf), "(%02x)", sc->sc_currentmode);
|
|
}
|
|
sysctl_handle_string(oidp, mode, strlen(mode), req);
|
|
|
|
return 0;
|
|
|
|
}
|
|
static int ufoma_sysctl_open(SYSCTL_HANDLER_ARGS)
|
|
{
|
|
struct ufoma_softc *sc = (struct ufoma_softc *)oidp->oid_arg1;
|
|
char *mode;
|
|
char subbuf[40];
|
|
int newmode;
|
|
int error;
|
|
int i;
|
|
|
|
mode = ufoma_mode_to_str(sc->sc_modetoactivate);
|
|
if(mode){
|
|
strncpy(subbuf, mode, sizeof(subbuf));
|
|
}else{
|
|
snprintf(subbuf, sizeof(subbuf), "(%02x)", sc->sc_modetoactivate);
|
|
}
|
|
error = sysctl_handle_string(oidp, subbuf, sizeof(subbuf), req);
|
|
if(error != 0 || req->newptr == NULL){
|
|
return error;
|
|
}
|
|
|
|
if((newmode = ufoma_str_to_mode(subbuf)) == -1){
|
|
return EINVAL;
|
|
}
|
|
|
|
for(i = 1 ; i < sc->sc_modetable[0] ; i++){
|
|
if(sc->sc_modetable[i] == newmode){
|
|
sc->sc_modetoactivate = newmode;
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
return EINVAL;
|
|
}
|