dev_ps2_ether.cc Source File

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dev_ps2_ether.cc
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1 /*
2  * Copyright (C) 2005-2009 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  * COMMENT: PlayStation 2 ethernet (smap and emac3)
29  *
30  * TODO
31  */
32 
33 #include <stdio.h>
34 #include <stdlib.h>
35 #include <string.h>
36 
37 #include "cpu.h"
38 #include "device.h"
39 #include "machine.h"
40 #include "memory.h"
41 #include "misc.h"
42 
43 
44 #define debug fatal
45 
47  int dummy;
48 };
49 
50 
51 DEVICE_ACCESS(ps2_ether)
52 {
53  /* struct ps2_ether_data *d = extra; */
54  uint64_t idata = 0, odata = 0;
55 
56  if (writeflag == MEM_WRITE)
57  idata = memory_readmax64(cpu, data, len);
58 
59  switch (relative_addr) {
60 
61  case 0x105c:
62  /* TODO: make these register accesses nicer */
63  break;
64 
65  case 0x105e:
66  odata = 0x8000; /* STACR_OC */
67  break;
68 
69  default:
70  if (writeflag==MEM_READ) {
71  debug("[ ps2_ether: read from addr 0x%x: 0x%llx ]\n",
72  (int)relative_addr, (long long)odata);
73  } else {
74  debug("[ ps2_ether: write to addr 0x%x: 0x%llx ]\n",
75  (int)relative_addr, (long long)idata);
76  }
77  }
78 
79  if (writeflag == MEM_READ)
80  memory_writemax64(cpu, data, len, odata);
81 
82  return 1;
83 }
84 
85 
86 DEVINIT(ps2_ether)
87 {
88  struct ps2_ether_data *d;
89 
90  CHECK_ALLOCATION(d = (struct ps2_ether_data *) malloc(sizeof(struct ps2_ether_data)));
91  memset(d, 0, sizeof(struct ps2_ether_data));
92 
94  devinit->addr, 0x4000,
95  dev_ps2_ether_access, d, DM_DEFAULT, NULL);
96 
97  return 1;
98 }
99 
uint64_t memory_readmax64(struct cpu *cpu, unsigned char *buf, int len)
Definition: memory.cc:55
#define DM_DEFAULT
Definition: memory.h:130
DEVICE_ACCESS(ps2_ether)
char * name
Definition: device.h:43
#define MEM_READ
Definition: memory.h:116
struct memory * memory
Definition: machine.h:126
#define CHECK_ALLOCATION(ptr)
Definition: misc.h:239
u_short data
Definition: siireg.h:79
#define MEM_WRITE
Definition: memory.h:117
Definition: device.h:40
Definition: cpu.h:326
struct machine * machine
Definition: device.h:41
void memory_writemax64(struct cpu *cpu, unsigned char *buf, int len, uint64_t data)
Definition: memory.cc:89
void memory_device_register(struct memory *mem, const char *, uint64_t baseaddr, uint64_t len, int(*f)(struct cpu *, struct memory *, uint64_t, unsigned char *, size_t, int, void *), void *extra, int flags, unsigned char *dyntrans_data)
Definition: memory.cc:339
#define debug
DEVINIT(ps2_ether)
uint64_t addr
Definition: device.h:46

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