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/* $OpenBSD: pccomvar.h,v 1.18 2006/07/31 11:06:20 mickey Exp $ */
/* $NetBSD: comvar.h,v 1.5 1996/05/05 19:50:47 christos Exp $ */
/*
* Copyright (c) 1996 Christopher G. Demetriou. 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.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Christopher G. Demetriou
* for the NetBSD Project.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 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.
*/
/* XXX - should be shared among com.c and pccom.c */
struct commulti_attach_args {
int ca_slave; /* slave number */
bus_space_tag_t ca_iot;
bus_space_handle_t ca_ioh;
int ca_iobase;
int ca_noien;
};
struct com_softc {
struct device sc_dev;
void *sc_ih;
bus_space_tag_t sc_iot;
struct tty *sc_tty;
struct timeout sc_dtr_tmo;
struct timeout sc_diag_tmo;
int sc_overflows;
int sc_floods;
int sc_errors;
int sc_halt;
int sc_iobase;
int sc_frequency;
bus_space_handle_t sc_ioh;
bus_space_handle_t sc_hayespioh;
u_char sc_uarttype;
#define COM_UART_UNKNOWN 0x00 /* unknown */
#define COM_UART_8250 0x01 /* no fifo */
#define COM_UART_16450 0x02 /* no fifo */
#define COM_UART_16550 0x03 /* no working fifo */
#define COM_UART_16550A 0x04 /* 16 byte fifo */
#define COM_UART_ST16650 0x05 /* no working fifo */
#define COM_UART_ST16650V2 0x06 /* 32 byte fifo */
#define COM_UART_TI16750 0x07 /* 64 byte fifo */
#define COM_UART_XR16850 0x10 /* 128 byte fifo */
#define COM_UART_OX16C950 0x12 /* 128 byte fifo */
u_char sc_uartrev;
u_char sc_hwflags;
#define COM_HW_NOIEN 0x01
#define COM_HW_FIFO 0x02
#define COM_HW_CONSOLE 0x40
#define COM_HW_KGDB 0x80
u_char sc_swflags;
#define COM_SW_SOFTCAR 0x01
#define COM_SW_CLOCAL 0x02
#define COM_SW_CRTSCTS 0x04
#define COM_SW_MDMBUF 0x08
int sc_fifolen;
u_char sc_msr, sc_mcr, sc_lcr, sc_ier;
u_char sc_dtr;
u_char sc_cua;
u_char sc_initialize; /* force initialization */
#define RBUFSIZE 512
#define RBUFMASK 511
u_int sc_rxget;
volatile u_int sc_rxput;
u_char sc_rxbuf[RBUFSIZE];
u_char *sc_tba;
int sc_tbc;
/* power management hooks */
int (*enable)(struct com_softc *);
void (*disable)(struct com_softc *);
int enabled;
};
int comprobe1(bus_space_tag_t, bus_space_handle_t);
void cominit(bus_space_tag_t, bus_space_handle_t, int);
int comstop(struct tty *, int);
int comintr(void *);
int com_detach(struct device *, int);
int com_activate(struct device *, enum devact);
void comdiag(void *);
int comspeed(long, long);
int comparam(struct tty *, struct termios *);
void comstart(struct tty *);
void comsoft(void);
int comhwiflow(struct tty *, int);
void com_raisedtr(void *);
struct consdev;
void comcnprobe(struct consdev *);
void comcninit(struct consdev *);
int comcngetc(dev_t);
void comcnputc(dev_t, int);
void comcnpollc(dev_t, int);
int com_common_getc(bus_space_tag_t, bus_space_handle_t);
void com_common_putc(bus_space_tag_t, bus_space_handle_t, int);
#if defined(DDB) || defined(KGDB)
void com_enable_debugport(struct com_softc *);
#endif /* DDB || KGDB */
#ifdef KGDB
extern bus_space_tag_t com_kgdb_iot;
extern bus_addr_t com_kgdb_addr;
int com_kgdb_attach(bus_space_tag_t, bus_addr_t, int, int, tcflag_t);
int kgdbintr(void *);
#endif /* KGDB */
void com_attach_subr(struct com_softc *);
extern bus_addr_t comconsaddr;
extern int comconsinit;
extern int comconsattached;
extern bus_space_tag_t comconsiot;
extern bus_space_handle_t comconsioh;
extern tcflag_t comconscflag;
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