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/* $NetBSD: ucomvar.h,v 1.9 2001/01/23 21:56:17 augustss Exp $ */ /* $FreeBSD: release/9.1.0/sys/dev/usb/serial/usb_serial.h 235000 2012-05-04 15:05:30Z hselasky $ */ /*- * Copyright (c) 2001-2002, Shunsuke Akiyama <akiyama@jp.FreeBSD.org>. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ /*- * Copyright (c) 1999 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by Lennart Augustsson (lennart@augustsson.net) at * Carlstedt Research & Technology. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the NetBSD * Foundation, Inc. and its contributors. * 4. Neither the name of The NetBSD Foundation nor the names of its * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ #ifndef _USB_SERIAL_H_ #define _USB_SERIAL_H_ #include <sys/tty.h> #include <sys/serial.h> #include <sys/fcntl.h> #include <sys/sysctl.h> /* Module interface related macros */ #define UCOM_MODVER 1 #define UCOM_MINVER 1 #define UCOM_PREFVER UCOM_MODVER #define UCOM_MAXVER 1 struct usb_device; struct ucom_softc; struct usb_device_request; struct thread; /* * NOTE: There is no guarantee that "ucom_cfg_close()" will * be called after "ucom_cfg_open()" if the device is detached * while it is open! */ struct ucom_callback { void (*ucom_cfg_get_status) (struct ucom_softc *, uint8_t *plsr, uint8_t *pmsr); void (*ucom_cfg_set_dtr) (struct ucom_softc *, uint8_t); void (*ucom_cfg_set_rts) (struct ucom_softc *, uint8_t); void (*ucom_cfg_set_break) (struct ucom_softc *, uint8_t); void (*ucom_cfg_set_ring) (struct ucom_softc *, uint8_t); void (*ucom_cfg_param) (struct ucom_softc *, struct termios *); void (*ucom_cfg_open) (struct ucom_softc *); void (*ucom_cfg_close) (struct ucom_softc *); int (*ucom_pre_open) (struct ucom_softc *); int (*ucom_pre_param) (struct ucom_softc *, struct termios *); int (*ucom_ioctl) (struct ucom_softc *, uint32_t, caddr_t, int, struct thread *); void (*ucom_start_read) (struct ucom_softc *); void (*ucom_stop_read) (struct ucom_softc *); void (*ucom_start_write) (struct ucom_softc *); void (*ucom_stop_write) (struct ucom_softc *); void (*ucom_tty_name) (struct ucom_softc *, char *pbuf, uint16_t buflen, uint16_t unit, uint16_t subunit); void (*ucom_poll) (struct ucom_softc *); }; /* Line status register */ #define ULSR_RCV_FIFO 0x80 #define ULSR_TSRE 0x40 /* Transmitter empty: byte sent */ #define ULSR_TXRDY 0x20 /* Transmitter buffer empty */ #define ULSR_BI 0x10 /* Break detected */ #define ULSR_FE 0x08 /* Framing error: bad stop bit */ #define ULSR_PE 0x04 /* Parity error */ #define ULSR_OE 0x02 /* Overrun, lost incoming byte */ #define ULSR_RXRDY 0x01 /* Byte ready in Receive Buffer */ #define ULSR_RCV_MASK 0x1f /* Mask for incoming data or error */ struct ucom_cfg_task { struct usb_proc_msg hdr; struct ucom_softc *sc; }; struct ucom_param_task { struct usb_proc_msg hdr; struct ucom_softc *sc; struct termios termios_copy; }; struct ucom_super_softc { struct usb_process sc_tq; int sc_unit; int sc_subunits; struct sysctl_oid *sc_sysctl_ttyname; struct sysctl_oid *sc_sysctl_ttyports; char sc_ttyname[16]; }; struct ucom_softc { /* * NOTE: To avoid loosing level change information we use two * tasks instead of one for all commands. * * Level changes are transitions like: * * ON->OFF * OFF->ON * OPEN->CLOSE * CLOSE->OPEN */ struct ucom_cfg_task sc_start_task[2]; struct ucom_cfg_task sc_open_task[2]; struct ucom_cfg_task sc_close_task[2]; struct ucom_cfg_task sc_line_state_task[2]; struct ucom_cfg_task sc_status_task[2]; struct ucom_param_task sc_param_task[2]; struct cv sc_cv; /* Used to set "UCOM_FLAG_GP_DATA" flag: */ struct usb_proc_msg *sc_last_start_xfer; const struct ucom_callback *sc_callback; struct ucom_super_softc *sc_super; struct tty *sc_tty; struct mtx *sc_mtx; void *sc_parent; int sc_subunit; uint16_t sc_portno; uint16_t sc_flag; #define UCOM_FLAG_RTS_IFLOW 0x01 /* use RTS input flow control */ #define UCOM_FLAG_GONE 0x02 /* the device is gone */ #define UCOM_FLAG_ATTACHED 0x04 /* set if attached */ #define UCOM_FLAG_GP_DATA 0x08 /* set if get and put data is possible */ #define UCOM_FLAG_LL_READY 0x20 /* set if low layer is ready */ #define UCOM_FLAG_HL_READY 0x40 /* set if high layer is ready */ #define UCOM_FLAG_CONSOLE 0x80 /* set if device is a console */ uint8_t sc_lsr; uint8_t sc_msr; uint8_t sc_mcr; uint8_t sc_ttyfreed; /* set when TTY has been freed */ /* programmed line state bits */ uint8_t sc_pls_set; /* set bits */ uint8_t sc_pls_clr; /* cleared bits */ uint8_t sc_pls_curr; /* last state */ #define UCOM_LS_DTR 0x01 #define UCOM_LS_RTS 0x02 #define UCOM_LS_BREAK 0x04 #define UCOM_LS_RING 0x08 }; #define ucom_cfg_do_request(udev,com,req,ptr,flags,timo) \ usbd_do_request_proc(udev,&(com)->sc_super->sc_tq,req,ptr,flags,NULL,timo) int ucom_attach(struct ucom_super_softc *, struct ucom_softc *, int, void *, const struct ucom_callback *callback, struct mtx *); void ucom_detach(struct ucom_super_softc *, struct ucom_softc *); void ucom_set_pnpinfo_usb(struct ucom_super_softc *, device_t); void ucom_status_change(struct ucom_softc *); uint8_t ucom_get_data(struct ucom_softc *, struct usb_page_cache *, uint32_t, uint32_t, uint32_t *); void ucom_put_data(struct ucom_softc *, struct usb_page_cache *, uint32_t, uint32_t); uint8_t ucom_cfg_is_gone(struct ucom_softc *); #endif /* _USB_SERIAL_H_ */