Annotation of sys/dev/ic/comvar.h, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: comvar.h,v 1.43 2007/05/08 21:28:11 deraadt Exp $ */
! 2: /* $NetBSD: comvar.h,v 1.5 1996/05/05 19:50:47 christos Exp $ */
! 3:
! 4: /*
! 5: * Copyright (c) 1997 - 1998, Jason Downs. All rights reserved.
! 6: *
! 7: * Redistribution and use in source and binary forms, with or without
! 8: * modification, are permitted provided that the following conditions
! 9: * are met:
! 10: * 1. Redistributions of source code must retain the above copyright
! 11: * notice, this list of conditions and the following disclaimer.
! 12: * 2. Redistributions in binary form must reproduce the above copyright
! 13: * notice, this list of conditions and the following disclaimer in the
! 14: * documentation and/or other materials provided with the distribution.
! 15: *
! 16: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS
! 17: * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
! 18: * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
! 19: * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT,
! 20: * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
! 21: * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
! 22: * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
! 23: * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
! 24: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
! 25: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
! 26: * SUCH DAMAGE.
! 27: */
! 28: /*
! 29: * Copyright (c) 1996 Christopher G. Demetriou. All rights reserved.
! 30: *
! 31: * Redistribution and use in source and binary forms, with or without
! 32: * modification, are permitted provided that the following conditions
! 33: * are met:
! 34: * 1. Redistributions of source code must retain the above copyright
! 35: * notice, this list of conditions and the following disclaimer.
! 36: * 2. Redistributions in binary form must reproduce the above copyright
! 37: * notice, this list of conditions and the following disclaimer in the
! 38: * documentation and/or other materials provided with the distribution.
! 39: * 3. All advertising materials mentioning features or use of this software
! 40: * must display the following acknowledgement:
! 41: * This product includes software developed by Christopher G. Demetriou
! 42: * for the NetBSD Project.
! 43: * 4. The name of the author may not be used to endorse or promote products
! 44: * derived from this software without specific prior written permission
! 45: *
! 46: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
! 47: * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
! 48: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
! 49: * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
! 50: * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
! 51: * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
! 52: * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
! 53: * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
! 54: * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
! 55: * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
! 56: */
! 57:
! 58: #include <sys/timeout.h>
! 59:
! 60: struct commulti_attach_args {
! 61: int ca_slave; /* slave number */
! 62:
! 63: bus_space_tag_t ca_iot;
! 64: bus_space_handle_t ca_ioh;
! 65: int ca_iobase;
! 66: int ca_noien;
! 67: };
! 68:
! 69: #define COM_IBUFSIZE (2 * 512)
! 70: #define COM_IHIGHWATER ((3 * COM_IBUFSIZE) / 4)
! 71:
! 72: struct com_softc {
! 73: struct device sc_dev;
! 74: void *sc_ih;
! 75: bus_space_tag_t sc_iot;
! 76: struct tty *sc_tty;
! 77: struct timeout sc_dtr_tmo;
! 78: struct timeout sc_diag_tmo;
! 79: #ifdef __HAVE_GENERIC_SOFT_INTERRUPTS
! 80: void *sc_si;
! 81: #else
! 82: struct timeout sc_comsoft_tmo;
! 83: #endif
! 84:
! 85: int sc_overflows;
! 86: int sc_floods;
! 87: int sc_errors;
! 88:
! 89: int sc_halt;
! 90:
! 91: bus_addr_t sc_iobase;
! 92: int sc_frequency;
! 93:
! 94: bus_space_handle_t sc_ioh;
! 95:
! 96: u_char sc_uarttype;
! 97: #define COM_UART_UNKNOWN 0x00 /* unknown */
! 98: #define COM_UART_8250 0x01 /* no fifo */
! 99: #define COM_UART_16450 0x02 /* no fifo */
! 100: #define COM_UART_16550 0x03 /* no working fifo */
! 101: #define COM_UART_16550A 0x04 /* 16 byte fifo */
! 102: #define COM_UART_ST16650 0x05 /* no working fifo */
! 103: #define COM_UART_ST16650V2 0x06 /* 32 byte fifo */
! 104: #define COM_UART_TI16750 0x07 /* 64 byte fifo */
! 105: #define COM_UART_ST16C654 0x08 /* 64 bytes fifo */
! 106: #define COM_UART_XR16850 0x10 /* 128 byte fifo */
! 107: #define COM_UART_PXA2X0 0x11 /* 16 byte fifo */
! 108: #define COM_UART_OX16C950 0x12 /* 128 byte fifo */
! 109: #define COM_UART_SA11X0 0x13
! 110:
! 111: u_char sc_hwflags;
! 112: #define COM_HW_NOIEN 0x01
! 113: #define COM_HW_FIFO 0x02
! 114: #define COM_HW_SIR 0x20
! 115: #define COM_HW_CONSOLE 0x40
! 116: #define COM_HW_KGDB 0x80
! 117: u_char sc_swflags;
! 118: #define COM_SW_SOFTCAR 0x01
! 119: #define COM_SW_CLOCAL 0x02
! 120: #define COM_SW_CRTSCTS 0x04
! 121: #define COM_SW_MDMBUF 0x08
! 122: #define COM_SW_PPS 0x10
! 123: #define COM_SW_DEAD 0x20
! 124: int sc_fifolen;
! 125: u_char sc_msr, sc_mcr, sc_lcr, sc_ier;
! 126: u_char sc_dtr;
! 127:
! 128: u_char sc_cua;
! 129:
! 130: u_char sc_initialize; /* force initialization */
! 131:
! 132: u_char *sc_ibuf, *sc_ibufp, *sc_ibufhigh, *sc_ibufend;
! 133: u_char sc_ibufs[2][COM_IBUFSIZE];
! 134:
! 135: /* power management hooks */
! 136: int (*enable)(struct com_softc *);
! 137: void (*disable)(struct com_softc *);
! 138: int enabled;
! 139: };
! 140:
! 141: int comprobe1(bus_space_tag_t, bus_space_handle_t);
! 142: int comstop(struct tty *, int);
! 143: int comintr(void *);
! 144: int com_detach(struct device *, int);
! 145: int com_activate(struct device *, enum devact);
! 146:
! 147: void comdiag(void *);
! 148: int comspeed(long, long);
! 149: u_char com_cflag2lcr(tcflag_t); /* XXX undefined */
! 150: int comparam(struct tty *, struct termios *);
! 151: void comstart(struct tty *);
! 152: void comsoft(void *);
! 153:
! 154: struct consdev;
! 155: int comcnattach(bus_space_tag_t, bus_addr_t, int, int, tcflag_t);
! 156: void comcnprobe(struct consdev *);
! 157: void comcninit(struct consdev *);
! 158: int comcngetc(dev_t);
! 159: void comcnputc(dev_t, int);
! 160: void comcnpollc(dev_t, int);
! 161: int com_common_getc(bus_space_tag_t, bus_space_handle_t);
! 162: void com_common_putc(bus_space_tag_t, bus_space_handle_t, int);
! 163: void com_raisedtr(void *);
! 164:
! 165: #ifdef KGDB
! 166: extern bus_addr_t com_kgdb_addr;
! 167: extern bus_space_tag_t com_kgdb_iot;
! 168: extern bus_space_handle_t com_kgdb_ioh;
! 169:
! 170: int com_kgdb_attach(bus_space_tag_t, bus_addr_t, int, int, tcflag_t);
! 171: int kgdbintr(void *);
! 172: #endif
! 173:
! 174: void com_attach_subr(struct com_softc *);
! 175:
! 176: extern int comdefaultrate;
! 177: extern int comconsfreq;
! 178: extern bus_addr_t comconsaddr;
! 179: extern bus_addr_t comsiraddr;
! 180: extern int comconsinit;
! 181: extern int comconsattached;
! 182: extern bus_space_tag_t comconsiot;
! 183: extern bus_space_handle_t comconsioh;
! 184: extern tcflag_t comconscflag;
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