/[gxemul]/upstream/0.3.6/src/devices/pci_symphony_83c553.c
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Annotation of /upstream/0.3.6/src/devices/pci_symphony_83c553.c

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Revision 15 - (hide annotations)
Mon Oct 8 16:18:56 2007 UTC (16 years, 7 months ago) by dpavlin
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File size: 3624 byte(s)
0.3.6
1 dpavlin 14 /*
2     * Copyright (C) 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: pci_symphony_83c553.c,v 1.4 2005/09/30 23:55:57 debug Exp $
29     *
30     * Symphony Labs 82C105 PCIIDE controller.
31     * Symphony Labs 83C553 PCI->ISA bridge.
32     *
33     * TODO: These are just dummy devices, so far.
34     */
35    
36     #include <stdio.h>
37     #include <stdlib.h>
38     #include <string.h>
39    
40     #include "bus_pci.h"
41     #include "device.h"
42     #include "devices.h"
43     #include "machine.h"
44     #include "memory.h"
45     #include "misc.h"
46    
47    
48     #define PCI_VENDOR_SYMPHONY 0x10ad
49     #define PCI_PRODUCT_SYMPHONY_82C105 0x0105
50     #define PCI_PRODUCT_SYMPHONY_83C553 0x0565
51    
52    
53     /*
54     * pci_symphony_82c105_rr():
55     */
56     uint32_t pci_symphony_82c105_rr(int reg)
57     {
58     switch (reg) {
59     case 0x00:
60     return PCI_VENDOR_SYMPHONY +
61     (PCI_PRODUCT_SYMPHONY_82C105 << 16);
62     case 0x04:
63     return 0xffffffff; /* ??? */
64     case 0x08:
65     /* Revision */
66     return PCI_CLASS_CODE(PCI_CLASS_MASS_STORAGE,
67     PCI_SUBCLASS_MASS_STORAGE_IDE, 0) + 0x05;
68     case 0x40:
69     /* APO_IDECONF: channel 0 and 1 enabled */
70     return 0x00000003;
71     default:
72     return 0;
73     }
74     }
75    
76    
77     /*
78     * pci_symphony_82c105_init():
79     */
80     void pci_symphony_82c105_init(struct machine *machine, struct memory *mem)
81     {
82     /*
83     * TODO: The check for machine type shouldn't be here?
84     */
85    
86     switch (machine->machine_type) {
87    
88     case MACHINE_NETWINDER:
89     device_add(machine, "wdc addr=0x7c0001f0 irq=46");/* primary */
90     device_add(machine, "wdc addr=0x7c000170 irq=47");/* secondary*/
91     break;
92    
93     default:fatal("pci_symphony_82c105_init(): unimplemented machine "
94     "type %i\n", machine->machine_type);
95     exit(1);
96     }
97     }
98    
99    
100     /*
101     * pci_symphony_83c553_rr():
102     */
103     uint32_t pci_symphony_83c553_rr(int reg)
104     {
105     switch (reg) {
106     case 0x00:
107     return PCI_VENDOR_SYMPHONY +
108     (PCI_PRODUCT_SYMPHONY_83C553 << 16);
109     case 0x04:
110     return 0xffffffff; /* ??? */
111     case 0x08:
112     /* Revision */
113     return PCI_CLASS_CODE(PCI_CLASS_BRIDGE,
114     PCI_SUBCLASS_BRIDGE_ISA, 0) + 0x10;
115     case 0x0c:
116     /* Bit 7 of Header-type byte ==> multi-function device */
117     return 0x00800000;
118     default:
119     return 0;
120     }
121     }
122    
123    
124     /*
125     * pci_symphony_83c553_init():
126     */
127     void pci_symphony_83c553_init(struct machine *machine, struct memory *mem)
128     {
129     }
130    

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