0.3.1/devices/dev_kn210.c

/*
 *  Copyright (C) 2003-2005  Anders Gavare.  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. 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 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 AUTHOR 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.
 *   
 *
 *  $Id: dev_kn210.c,v 1.11 2005/02/24 15:38:34 debug Exp $
 *  
 *  DECsystem 5400 (KN210) stuff
 */

#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#include "device.h"
#include "machine.h"
#include "memory.h"
#include "misc.h"


#define DEV_KN210_LENGTH        0x1000

struct kn210_data {
        int             dummy;
};


/*
 *  dev_kn210_access():
 */
int dev_kn210_access(struct cpu *cpu, struct memory *mem,
        uint64_t relative_addr, unsigned char *data, size_t len,
        int writeflag, void *extra)
{
        uint64_t idata = 0, odata = 0;

        idata = memory_readmax64(cpu, data, len);

        switch (relative_addr) {
        default:
                if (writeflag==MEM_READ) {
                        debug("[ kn210: read from 0x%08lx ]\n",
                            (long)relative_addr);
                } else {
                        debug("[ kn210: write to  0x%08lx: 0x%08x ]\n",
                            (long)relative_addr, idata);
                }
        }

        if (writeflag == MEM_READ)
                memory_writemax64(cpu, data, len, odata);

        return 1;
}


/*
 *  devinit_kn210():
 */
int devinit_kn210(struct devinit *devinit)
{
        struct kn210_data *d;

        d = malloc(sizeof(struct kn210_data));
        if (d == NULL) {
                fprintf(stderr, "out of memory\n");
                exit(1);
        }
        memset(d, 0, sizeof(struct kn210_data));

        memory_device_register(devinit->machine->memory,
            devinit->name, devinit->addr, DEV_KN210_LENGTH,
            dev_kn210_access, d, MEM_DEFAULT, NULL);

        return 1;
}

1	/*
2	* Copyright (C) 2003-2005 Anders Gavare. All rights reserved.
3	*
4	* Redistribution and use in source and binary forms, with or without
5	* modification, are permitted provided that the following conditions are met:
6	*
7	* 1. Redistributions of source code must retain the above copyright
8	* notice, this list of conditions and the following disclaimer.
9	* 2. Redistributions in binary form must reproduce the above copyright
10	* notice, this list of conditions and the following disclaimer in the
11	* documentation and/or other materials provided with the distribution.
12	* 3. The name of the author may not be used to endorse or promote products
13	* derived from this software without specific prior written permission.
14	*
15	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16	* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18	* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19	* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20	* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21	* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22	* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23	* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24	* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25	* SUCH DAMAGE.
26	*
27	*
28	* $Id: dev_kn210.c,v 1.11 2005/02/24 15:38:34 debug Exp $
29	*
30	* DECsystem 5400 (KN210) stuff
31	*/
32
33	#include <stdio.h>
34	#include <stdlib.h>
35	#include <string.h>
36
37	#include "device.h"
38	#include "machine.h"
39	#include "memory.h"
40	#include "misc.h"
41
42
43	#define DEV_KN210_LENGTH 0x1000
44
45	struct kn210_data {
46	int dummy;
47	};
48
49
50	/*
51	* dev_kn210_access():
52	*/
53	int dev_kn210_access(struct cpu cpu, struct memory mem,
54	uint64_t relative_addr, unsigned char *data, size_t len,
55	int writeflag, void *extra)
56	{
57	uint64_t idata = 0, odata = 0;
58
59	idata = memory_readmax64(cpu, data, len);
60
61	switch (relative_addr) {
62	default:
63	if (writeflag==MEM_READ) {
64	debug("[ kn210: read from 0x%08lx ]\n",
65	(long)relative_addr);
66	} else {
67	debug("[ kn210: write to 0x%08lx: 0x%08x ]\n",
68	(long)relative_addr, idata);
69	}
70	}
71
72	if (writeflag == MEM_READ)
73	memory_writemax64(cpu, data, len, odata);
74
75	return 1;
76	}
77
78
79	/*
80	* devinit_kn210():
81	*/
82	int devinit_kn210(struct devinit *devinit)
83	{
84	struct kn210_data *d;
85
86	d = malloc(sizeof(struct kn210_data));
87	if (d == NULL) {
88	fprintf(stderr, "out of memory\n");
89	exit(1);
90	}
91	memset(d, 0, sizeof(struct kn210_data));
92
93	memory_device_register(devinit->machine->memory,
94	devinit->name, devinit->addr, DEV_KN210_LENGTH,
95	dev_kn210_access, d, MEM_DEFAULT, NULL);
96
97	return 1;
98	}
99