0.3.1/devices/dev_ps2_ohci.c

/*
 *  Copyright (C) 2004-2005  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_ps2_ohci.c,v 1.9 2005/02/21 09:37:43 debug Exp $
 *  
 *  Playstation 2 OHCI USB host controller.
 *
 *  TODO:  Generalize this into a machine independant OHCI?
 */

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

#include "devices.h"
#include "memory.h"
#include "misc.h"


struct ps2_ohci_data {
        int     dummy;
};


/*
 *  dev_ps2_ohci_access():
 */
int dev_ps2_ohci_access(struct cpu *cpu, struct memory *mem,
        uint64_t relative_addr, unsigned char *data, size_t len,
        int writeflag, void *extra)
{
        /*  struct ps2_ohci_data *d = extra;  */
        uint64_t idata = 0, odata = 0;

        idata = memory_readmax64(cpu, data, len);

        switch (relative_addr) {
        case 0:
                if (writeflag==MEM_READ) {
#if 0
                        /*  to make NetBSD say "OHCI version 1.0"  */
                        odata = 0x10;
#endif
                        debug("[ ps2_ohci: read from addr 0x%x: 0x%llx ]\n",
                            (int)relative_addr, (long long)odata);
                } else {
                        debug("[ ps2_ohci: write to addr 0x%x: 0x%llx ]\n",
                            (int)relative_addr, (long long)idata);
                }
                break;
        default:
                if (writeflag==MEM_READ) {
                        debug("[ ps2_ohci: read from addr 0x%x: 0x%llx ]\n",
                            (int)relative_addr, (long long)odata);
                } else {
                        debug("[ ps2_ohci: write to addr 0x%x: 0x%llx ]\n",
                            (int)relative_addr, (long long)idata);
                }
        }

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

        return 1;
}


/*
 *  dev_ps2_ohci_init():
 */
void dev_ps2_ohci_init(struct cpu *cpu, struct memory *mem, uint64_t baseaddr)
{
        struct ps2_ohci_data *d;

        d = malloc(sizeof(struct ps2_ohci_data));
        if (d == NULL) {
                fprintf(stderr, "out of memory\n");
                exit(1);
        }
        memset(d, 0, sizeof(struct ps2_ohci_data));

        memory_device_register(mem, "ps2_ohci", baseaddr,
            DEV_PS2_OHCI_LENGTH, dev_ps2_ohci_access, d, MEM_DEFAULT, NULL);
}

1	/*
2	* Copyright (C) 2004-2005 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_ps2_ohci.c,v 1.9 2005/02/21 09:37:43 debug Exp $
29	*
30	* Playstation 2 OHCI USB host controller.
31	*
32	* TODO: Generalize this into a machine independant OHCI?
33	*/
34
35	#include <stdio.h>
36	#include <stdlib.h>
37	#include <string.h>
38
39	#include "devices.h"
40	#include "memory.h"
41	#include "misc.h"
42
43
44	struct ps2_ohci_data {
45	int dummy;
46	};
47
48
49	/*
50	* dev_ps2_ohci_access():
51	*/
52	int dev_ps2_ohci_access(struct cpu cpu, struct memory mem,
53	uint64_t relative_addr, unsigned char *data, size_t len,
54	int writeflag, void *extra)
55	{
56	/* struct ps2_ohci_data d = extra; /
57	uint64_t idata = 0, odata = 0;
58
59	idata = memory_readmax64(cpu, data, len);
60
61	switch (relative_addr) {
62	case 0:
63	if (writeflag==MEM_READ) {
64	#if 0
65	/* to make NetBSD say "OHCI version 1.0" */
66	odata = 0x10;
67	#endif
68	debug("[ ps2_ohci: read from addr 0x%x: 0x%llx ]\n",
69	(int)relative_addr, (long long)odata);
70	} else {
71	debug("[ ps2_ohci: write to addr 0x%x: 0x%llx ]\n",
72	(int)relative_addr, (long long)idata);
73	}
74	break;
75	default:
76	if (writeflag==MEM_READ) {
77	debug("[ ps2_ohci: read from addr 0x%x: 0x%llx ]\n",
78	(int)relative_addr, (long long)odata);
79	} else {
80	debug("[ ps2_ohci: write to addr 0x%x: 0x%llx ]\n",
81	(int)relative_addr, (long long)idata);
82	}
83	}
84
85	if (writeflag == MEM_READ)
86	memory_writemax64(cpu, data, len, odata);
87
88	return 1;
89	}
90
91
92	/*
93	* dev_ps2_ohci_init():
94	*/
95	void dev_ps2_ohci_init(struct cpu cpu, struct memory mem, uint64_t baseaddr)
96	{
97	struct ps2_ohci_data *d;
98
99	d = malloc(sizeof(struct ps2_ohci_data));
100	if (d == NULL) {
101	fprintf(stderr, "out of memory\n");
102	exit(1);
103	}
104	memset(d, 0, sizeof(struct ps2_ohci_data));
105
106	memory_device_register(mem, "ps2_ohci", baseaddr,
107	DEV_PS2_OHCI_LENGTH, dev_ps2_ohci_access, d, MEM_DEFAULT, NULL);
108	}
109