1/*	$NetBSD: consinit.c,v 1.10 2021/03/30 05:18:37 rin Exp $	*/
2
3/*
4 * Copyright (c) 1998
5 *	Matthias Drochner.  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 ``AS IS'' AND ANY EXPRESS OR
17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 *
27 */
28
29#include <sys/cdefs.h>
30__KERNEL_RCSID(0, "$NetBSD: consinit.c,v 1.10 2021/03/30 05:18:37 rin Exp $");
31
32#include "opt_kgdb.h"
33
34#include <sys/param.h>
35#include <sys/bus.h>
36#include <sys/device.h>
37#include <sys/systm.h>
38
39#include <powerpc/ibm4xx/ibm405gp.h>
40
41#include "com.h"
42#if (NCOM > 0)
43#include <sys/termios.h>
44#include <dev/ic/comreg.h>
45#include <dev/ic/comvar.h>
46#include <powerpc/ibm4xx/dev/comopbvar.h>
47#endif
48
49#if (NCOM > 0)
50#ifndef CONADDR
51#define CONADDR IBM405GP_UART0_BASE
52#endif
53#ifndef CONSPEED
54#define CONSPEED B9600	/*  */
55// #define CONSPEED B115200	/* 9600 is too slow for my taste */
56#endif
57#ifndef CONMODE
58#define CONMODE ((TTYDEF_CFLAG & ~(CSIZE | CSTOPB | PARENB)) | CS8) /* 8N1 */
59#endif
60int comcnmode = CONMODE;
61#endif /* NCOM */
62
63#ifdef KGDB
64#ifndef KGDB_DEVNAME
65#define KGDB_DEVNAME "com"
66#endif
67char kgdb_devname[] = KGDB_DEVNAME;
68
69#if (NCOM > 1)
70#ifndef KGDB_DEVADDR
71#define KGDB_DEVADDR  UART1_BASE
72#endif
73int comkgdbaddr = KGDB_DEVADDR;
74
75#ifndef KGDB_DEVRATE
76#define KGDB_DEVRATE CONSPEED
77#endif
78int comkgdbrate = KGDB_DEVRATE;
79
80#ifndef KGDB_DEVMODE
81#define KGDB_DEVMODE ((TTYDEF_CFLAG & ~(CSIZE | CSTOPB | PARENB)) | CS8) /* 8N1 */
82#endif
83int comkgdbmode = KGDB_DEVMODE;
84
85#endif /* NCOM */
86
87#endif /* KGDB */
88
89void
90consinit(void)
91{
92
93	com_opb_cnattach(COM_FREQ * 6, CONADDR, CONSPEED, comcnmode);
94}
95
96#ifdef KGDB
97void
98kgdb_port_init(void)
99{
100#if (NCOM > 0)
101	if(!strcmp(kgdb_devname, "com")) {
102		bus_space_tag_t tag = opb_get_bus_space_tag();
103		com_kgdb_attach(tag, comkgdbaddr, comkgdbrate, COM_FREQ * 6,
104		    COM_TYPE_NORMAL, comkgdbmode);
105	}
106#endif
107}
108#endif
109