NetBSD/sys/dev/usb/ucomvar.h
augustss a302716de4 Let the parent device of a ucom decide what size the read and write
buffers should be since it knows about the speed.
Increase the buffer size of uvisor.
XXX The uvisor is still pitifully slow.  There must be a problem somewhere.
2000-04-06 13:32:28 +00:00

107 lines
4.3 KiB
C

/* $NetBSD: ucomvar.h,v 1.3 2000/04/06 13:32:28 augustss Exp $ */
/*
* Copyright (c) 1999 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Lennart Augustsson (augustss@carlstedt.se) 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.
*/
/* Macros to clear/set/test flags. */
#define SET(t, f) (t) |= (f)
#define CLR(t, f) (t) &= ~(f)
#define ISSET(t, f) ((t) & (f))
#include "locators.h"
#define ucomcf_portno cf_loc[UCOMBUSCF_PORTNO]
#define UCOM_UNK_PORTNO UCOMBUSCF_PORTNO_DEFAULT
struct ucom_softc;
struct ucom_methods {
void (*ucom_get_status)__P((void *sc, int portno,
u_char *lsr, u_char *msr));
void (*ucom_set)__P((void *sc, int portno, int reg, int onoff));
#define UCOM_SET_DTR 1
#define UCOM_SET_RTS 2
#define UCOM_SET_BREAK 3
int (*ucom_param)__P((void *sc, int portno, struct termios *));
int (*ucom_ioctl)__P((void *sc, int portno, u_long cmd,
caddr_t data, int flag, struct proc *p));
void (*ucom_open)__P((void *sc, int portno));
void (*ucom_close)__P((void *sc, int portno));
};
/* modem control register */
#define UMCR_RTS 0x02 /* Request To Send */
#define UMCR_DTR 0x01 /* Data Terminal Ready */
/* 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 */
/* modem status register */
/* All deltas are from the last read of the MSR. */
#define UMSR_DCD 0x80 /* Current Data Carrier Detect */
#define UMSR_RI 0x40 /* Current Ring Indicator */
#define UMSR_DSR 0x20 /* Current Data Set Ready */
#define UMSR_CTS 0x10 /* Current Clear to Send */
#define UMSR_DDCD 0x08 /* DCD has changed state */
#define UMSR_TERI 0x04 /* RI has toggled low to high */
#define UMSR_DDSR 0x02 /* DSR has changed state */
#define UMSR_DCTS 0x01 /* CTS has changed state */
struct ucom_attach_args {
int portno;
int bulkin;
int bulkout;
u_int ibufsize;
u_int obufsize;
usbd_device_handle device;
usbd_interface_handle iface;
struct ucom_methods *methods;
void *arg;
};
int ucomprint __P((void *aux, const char *pnp));
int ucomsubmatch __P((struct device *parent, struct cfdata *cf, void *aux));
void ucom_status_change __P((struct ucom_softc *sc));