179 lines
6.4 KiB
C
179 lines
6.4 KiB
C
/* $NetBSD: sbjcnvar.h,v 1.1 2002/03/05 23:46:42 simonb Exp $ */
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/*
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* Copyright 2000, 2001
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* Broadcom Corporation. All rights reserved.
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*
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* This software is furnished under license and may be used and copied only
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* in accordance with the following terms and conditions. Subject to these
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* conditions, you may download, copy, install, use, modify and distribute
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* modified or unmodified copies of this software in source and/or binary
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* form. No title or ownership is transferred hereby.
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*
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* 1) Any source code used, modified or distributed must reproduce and
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* retain this copyright notice and list of conditions as they appear in
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* the source file.
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*
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* 2) No right is granted to use any trade name, trademark, or logo of
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* Broadcom Corporation. Neither the "Broadcom Corporation" name nor any
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* trademark or logo of Broadcom Corporation may be used to endorse or
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* promote products derived from this software without the prior written
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* permission of Broadcom Corporation.
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*
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* 3) THIS SOFTWARE IS PROVIDED "AS-IS" AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING BUT NOT LIMITED TO, ANY IMPLIED WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR
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* NON-INFRINGEMENT ARE DISCLAIMED. IN NO EVENT SHALL BROADCOM BE LIABLE
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* FOR ANY DAMAGES WHATSOEVER, AND IN PARTICULAR, BROADCOM SHALL NOT BE
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* LIABLE FOR 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
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* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
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* OR OTHERWISE), EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/* from: $NetBSD: comvar.h,v 1.32 2000/03/23 07:01:30 thorpej Exp */
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/*
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* Copyright (c) 1996 Christopher G. Demetriou. 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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* 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 Christopher G. Demetriou
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* for the NetBSD Project.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "rnd.h"
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#if NRND > 0 && defined(RND_SBJCN)
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#include <sys/rnd.h>
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#endif
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#include <sys/callout.h>
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#define SBJCN_CHAN(x) ((minor(x) & 0x00001) >> 0)
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#define SBJCN_UNIT(x) ((minor(x) & 0x7fffe) >> 1)
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#define SBJCN_DIALOUT(x) ((minor(x) & 0x80000) != 0)
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#define SBJCN_TOLERANCE 30 /* baud rate tolerance, in 0.1% units */
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int sbjcn_cnattach(u_long addr, int chan, int rate,
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tcflag_t cflag);
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#ifdef KGDB
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int sbjcn_kgdb_attach(u_long addr, int chan, int rate,
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tcflag_t cflag);
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#endif
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int sbjcn_is_console(u_long addr, int chan);
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/* Hardware flag masks */
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#define SBJCN_HW_CONSOLE 0x01
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#define SBJCN_HW_KGDB 0x02
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#define SBJCN_HW_DEV_OK 0x04
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/* Buffer size for character buffer */
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#define SBJCN_RING_SIZE 2048
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struct sbjcn_channel {
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int ch_num;
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struct sbjcn_softc *ch_sc;
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struct tty *ch_tty; /* tty struct */
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struct callout ch_diag_callout; /* callout for diagnostic msgs */
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struct callout ch_callout; /* callout for channel processing */
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volatile char *ch_input_reg; /* kseg1 addr of input reg */
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volatile char *ch_output_reg; /* kseg1 addr of outpu reg */
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volatile char *ch_control_reg;/* kseg1 addr of control reg */
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volatile int ch_waiting_input; /* */
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volatile uint64_t ch_input_buf; /* up to 7 buffered bytes */
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volatile char *ch_base; /* kseg1 addr of channel regs */
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volatile char *ch_isr_base; /* kseg1 addr of channel ISR */
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volatile char *ch_imr_base; /* kseg1 addr of channel IMR */
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#ifdef XXXCGDnotyet
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volatile char *ch_inchg_base; /* kseg1 addr of channel inport-chg */
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#endif
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u_int ch_overflows;
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u_int ch_floods;
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u_int ch_errors;
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u_int ch_hwflags;
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u_int ch_swflags;
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u_int ch_r_hiwat;
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u_int ch_r_lowat;
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/* receive ring buffer management */
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u_char *volatile ch_rbget;
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u_char *volatile ch_rbput;
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volatile u_int ch_rbavail;
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u_char *ch_rbuf;
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u_char *ch_ebuf;
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/* transmit buffer management */
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u_char *ch_tba;
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u_int ch_tbc;
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u_int ch_heldtbc;
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volatile u_int ch_rx_flags;
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#define RX_TTY_BLOCKED 0x01
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#define RX_TTY_OVERFLOWED 0x02
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#define RX_IBUF_BLOCKED 0x04
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#define RX_IBUF_OVERFLOWED 0x08
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#define RX_ANY_BLOCK 0x0f
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volatile u_int ch_tx_busy;
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volatile u_int ch_tx_done;
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volatile u_int ch_tx_stopped;
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volatile u_int ch_rx_ready;
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volatile u_char ch_heldchange;
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volatile u_int ch_brc;
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volatile u_char ch_imr;
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volatile u_char ch_iports, ch_iports_delta;
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volatile u_char ch_oports, ch_oports_active;
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volatile u_char ch_mode1, ch_mode2;
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u_char ch_i_dcd, ch_i_cts, ch_i_dsr, ch_i_ri, ch_i_mask;
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u_char ch_o_dtr, ch_o_rts, ch_o_mask;
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u_char ch_i_dcd_pin, ch_i_cts_pin, ch_i_dsr_pin, ch_i_ri_pin;
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u_char ch_o_dtr_pin, ch_o_rts_pin;
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};
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struct sbjcn_softc {
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struct device sc_dev; /* base device */
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/* shared data structures */
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u_long sc_addr; /* phys addr of JTAG console bus_space */
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struct sbjcn_channel sc_channels[1];
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};
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/* Macros to clear/set/test flags. */
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#define SET(t, f) (t) |= (f)
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#define CLR(t, f) (t) &= ~(f)
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#define ISSET(t, f) ((t) & (f))
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