root / hw / dec_pci.c @ a75b3e0f
History | View | Annotate | Download (4.6 kB)
1 | e1c6bbab | Blue Swirl | /*
|
---|---|---|---|
2 | e1c6bbab | Blue Swirl | * QEMU DEC 21154 PCI bridge
|
3 | e1c6bbab | Blue Swirl | *
|
4 | e1c6bbab | Blue Swirl | * Copyright (c) 2006-2007 Fabrice Bellard
|
5 | e1c6bbab | Blue Swirl | * Copyright (c) 2007 Jocelyn Mayer
|
6 | e1c6bbab | Blue Swirl | *
|
7 | e1c6bbab | Blue Swirl | * Permission is hereby granted, free of charge, to any person obtaining a copy
|
8 | e1c6bbab | Blue Swirl | * of this software and associated documentation files (the "Software"), to deal
|
9 | e1c6bbab | Blue Swirl | * in the Software without restriction, including without limitation the rights
|
10 | e1c6bbab | Blue Swirl | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
11 | e1c6bbab | Blue Swirl | * copies of the Software, and to permit persons to whom the Software is
|
12 | e1c6bbab | Blue Swirl | * furnished to do so, subject to the following conditions:
|
13 | e1c6bbab | Blue Swirl | *
|
14 | e1c6bbab | Blue Swirl | * The above copyright notice and this permission notice shall be included in
|
15 | e1c6bbab | Blue Swirl | * all copies or substantial portions of the Software.
|
16 | e1c6bbab | Blue Swirl | *
|
17 | e1c6bbab | Blue Swirl | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
18 | e1c6bbab | Blue Swirl | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
19 | e1c6bbab | Blue Swirl | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
|
20 | e1c6bbab | Blue Swirl | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
21 | e1c6bbab | Blue Swirl | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
22 | e1c6bbab | Blue Swirl | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
23 | e1c6bbab | Blue Swirl | * THE SOFTWARE.
|
24 | e1c6bbab | Blue Swirl | */
|
25 | e1c6bbab | Blue Swirl | |
26 | d55380bb | Blue Swirl | #include "dec_pci.h" |
27 | e1c6bbab | Blue Swirl | #include "sysbus.h" |
28 | e1c6bbab | Blue Swirl | #include "pci.h" |
29 | e1c6bbab | Blue Swirl | #include "pci_host.h" |
30 | 783753fd | Isaku Yamahata | #include "pci_bridge.h" |
31 | 68f79994 | Isaku Yamahata | #include "pci_internals.h" |
32 | e1c6bbab | Blue Swirl | |
33 | e1c6bbab | Blue Swirl | /* debug DEC */
|
34 | e1c6bbab | Blue Swirl | //#define DEBUG_DEC
|
35 | e1c6bbab | Blue Swirl | |
36 | e1c6bbab | Blue Swirl | #ifdef DEBUG_DEC
|
37 | e1c6bbab | Blue Swirl | #define DEC_DPRINTF(fmt, ...) \
|
38 | e1c6bbab | Blue Swirl | do { printf("DEC: " fmt , ## __VA_ARGS__); } while (0) |
39 | e1c6bbab | Blue Swirl | #else
|
40 | e1c6bbab | Blue Swirl | #define DEC_DPRINTF(fmt, ...)
|
41 | e1c6bbab | Blue Swirl | #endif
|
42 | e1c6bbab | Blue Swirl | |
43 | e1c6bbab | Blue Swirl | typedef struct DECState { |
44 | e1c6bbab | Blue Swirl | SysBusDevice busdev; |
45 | e1c6bbab | Blue Swirl | PCIHostState host_state; |
46 | e1c6bbab | Blue Swirl | } DECState; |
47 | e1c6bbab | Blue Swirl | |
48 | d55380bb | Blue Swirl | static int dec_map_irq(PCIDevice *pci_dev, int irq_num) |
49 | d55380bb | Blue Swirl | { |
50 | d55380bb | Blue Swirl | return irq_num;
|
51 | d55380bb | Blue Swirl | } |
52 | d55380bb | Blue Swirl | |
53 | 40021f08 | Anthony Liguori | static void dec_21154_pci_bridge_class_init(ObjectClass *klass, void *data) |
54 | 40021f08 | Anthony Liguori | { |
55 | 39bffca2 | Anthony Liguori | DeviceClass *dc = DEVICE_CLASS(klass); |
56 | 40021f08 | Anthony Liguori | PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); |
57 | 40021f08 | Anthony Liguori | |
58 | 40021f08 | Anthony Liguori | k->init = pci_bridge_initfn; |
59 | 40021f08 | Anthony Liguori | k->exit = pci_bridge_exitfn; |
60 | 40021f08 | Anthony Liguori | k->vendor_id = PCI_VENDOR_ID_DEC; |
61 | 40021f08 | Anthony Liguori | k->device_id = PCI_DEVICE_ID_DEC_21154; |
62 | 40021f08 | Anthony Liguori | k->config_write = pci_bridge_write_config; |
63 | 40021f08 | Anthony Liguori | k->is_bridge = 1;
|
64 | 39bffca2 | Anthony Liguori | dc->desc = "DEC 21154 PCI-PCI bridge";
|
65 | 39bffca2 | Anthony Liguori | dc->reset = pci_bridge_reset; |
66 | 39bffca2 | Anthony Liguori | dc->vmsd = &vmstate_pci_device; |
67 | 40021f08 | Anthony Liguori | } |
68 | 40021f08 | Anthony Liguori | |
69 | 39bffca2 | Anthony Liguori | static TypeInfo dec_21154_pci_bridge_info = {
|
70 | 39bffca2 | Anthony Liguori | .name = "dec-21154-p2p-bridge",
|
71 | 39bffca2 | Anthony Liguori | .parent = TYPE_PCI_DEVICE, |
72 | 39bffca2 | Anthony Liguori | .instance_size = sizeof(PCIBridge),
|
73 | 39bffca2 | Anthony Liguori | .class_init = dec_21154_pci_bridge_class_init, |
74 | 68f79994 | Isaku Yamahata | }; |
75 | 68f79994 | Isaku Yamahata | |
76 | 68f79994 | Isaku Yamahata | PCIBus *pci_dec_21154_init(PCIBus *parent_bus, int devfn)
|
77 | 68f79994 | Isaku Yamahata | { |
78 | 68f79994 | Isaku Yamahata | PCIDevice *dev; |
79 | 68f79994 | Isaku Yamahata | PCIBridge *br; |
80 | d55380bb | Blue Swirl | |
81 | 68f79994 | Isaku Yamahata | dev = pci_create_multifunction(parent_bus, devfn, false,
|
82 | 68f79994 | Isaku Yamahata | "dec-21154-p2p-bridge");
|
83 | 68f79994 | Isaku Yamahata | br = DO_UPCAST(PCIBridge, dev, dev); |
84 | 68f79994 | Isaku Yamahata | pci_bridge_map_irq(br, "DEC 21154 PCI-PCI bridge", dec_map_irq);
|
85 | 68f79994 | Isaku Yamahata | qdev_init_nofail(&dev->qdev); |
86 | 68f79994 | Isaku Yamahata | return pci_bridge_get_sec_bus(br);
|
87 | d55380bb | Blue Swirl | } |
88 | d55380bb | Blue Swirl | |
89 | 999e12bb | Anthony Liguori | static int pci_dec_21154_device_init(SysBusDevice *dev) |
90 | e1c6bbab | Blue Swirl | { |
91 | e1c6bbab | Blue Swirl | DECState *s; |
92 | e1c6bbab | Blue Swirl | |
93 | e1c6bbab | Blue Swirl | s = FROM_SYSBUS(DECState, dev); |
94 | e1c6bbab | Blue Swirl | |
95 | d0ed8076 | Avi Kivity | memory_region_init_io(&s->host_state.conf_mem, &pci_host_conf_le_ops, |
96 | d0ed8076 | Avi Kivity | &s->host_state, "pci-conf-idx", 0x1000); |
97 | d0ed8076 | Avi Kivity | memory_region_init_io(&s->host_state.data_mem, &pci_host_data_le_ops, |
98 | d0ed8076 | Avi Kivity | &s->host_state, "pci-data-idx", 0x1000); |
99 | 750ecd44 | Avi Kivity | sysbus_init_mmio(dev, &s->host_state.conf_mem); |
100 | 750ecd44 | Avi Kivity | sysbus_init_mmio(dev, &s->host_state.data_mem); |
101 | e1c6bbab | Blue Swirl | return 0; |
102 | e1c6bbab | Blue Swirl | } |
103 | e1c6bbab | Blue Swirl | |
104 | e1c6bbab | Blue Swirl | static int dec_21154_pci_host_init(PCIDevice *d) |
105 | e1c6bbab | Blue Swirl | { |
106 | e1c6bbab | Blue Swirl | /* PCI2PCI bridge same values as PearPC - check this */
|
107 | e1c6bbab | Blue Swirl | return 0; |
108 | e1c6bbab | Blue Swirl | } |
109 | e1c6bbab | Blue Swirl | |
110 | 40021f08 | Anthony Liguori | static void dec_21154_pci_host_class_init(ObjectClass *klass, void *data) |
111 | 40021f08 | Anthony Liguori | { |
112 | 40021f08 | Anthony Liguori | PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); |
113 | 40021f08 | Anthony Liguori | |
114 | 40021f08 | Anthony Liguori | k->init = dec_21154_pci_host_init; |
115 | 40021f08 | Anthony Liguori | k->vendor_id = PCI_VENDOR_ID_DEC; |
116 | 40021f08 | Anthony Liguori | k->device_id = PCI_DEVICE_ID_DEC_21154; |
117 | 40021f08 | Anthony Liguori | k->revision = 0x02;
|
118 | 40021f08 | Anthony Liguori | k->class_id = PCI_CLASS_BRIDGE_PCI; |
119 | 40021f08 | Anthony Liguori | k->is_bridge = 1;
|
120 | 40021f08 | Anthony Liguori | } |
121 | 40021f08 | Anthony Liguori | |
122 | 39bffca2 | Anthony Liguori | static TypeInfo dec_21154_pci_host_info = {
|
123 | 39bffca2 | Anthony Liguori | .name = "dec-21154",
|
124 | 39bffca2 | Anthony Liguori | .parent = TYPE_PCI_DEVICE, |
125 | 39bffca2 | Anthony Liguori | .instance_size = sizeof(PCIDevice),
|
126 | 39bffca2 | Anthony Liguori | .class_init = dec_21154_pci_host_class_init, |
127 | e1c6bbab | Blue Swirl | }; |
128 | e1c6bbab | Blue Swirl | |
129 | 999e12bb | Anthony Liguori | static void pci_dec_21154_device_class_init(ObjectClass *klass, void *data) |
130 | e1c6bbab | Blue Swirl | { |
131 | 999e12bb | Anthony Liguori | SysBusDeviceClass *sdc = SYS_BUS_DEVICE_CLASS(klass); |
132 | 999e12bb | Anthony Liguori | |
133 | 999e12bb | Anthony Liguori | sdc->init = pci_dec_21154_device_init; |
134 | 999e12bb | Anthony Liguori | } |
135 | 999e12bb | Anthony Liguori | |
136 | 39bffca2 | Anthony Liguori | static TypeInfo pci_dec_21154_device_info = {
|
137 | 39bffca2 | Anthony Liguori | .name = "dec-21154-sysbus",
|
138 | 39bffca2 | Anthony Liguori | .parent = TYPE_SYS_BUS_DEVICE, |
139 | 39bffca2 | Anthony Liguori | .instance_size = sizeof(DECState),
|
140 | 39bffca2 | Anthony Liguori | .class_init = pci_dec_21154_device_class_init, |
141 | 999e12bb | Anthony Liguori | }; |
142 | 40021f08 | Anthony Liguori | |
143 | 83f7d43a | Andreas Färber | static void dec_register_types(void) |
144 | 999e12bb | Anthony Liguori | { |
145 | 39bffca2 | Anthony Liguori | type_register_static(&pci_dec_21154_device_info); |
146 | 39bffca2 | Anthony Liguori | type_register_static(&dec_21154_pci_host_info); |
147 | 39bffca2 | Anthony Liguori | type_register_static(&dec_21154_pci_bridge_info); |
148 | e1c6bbab | Blue Swirl | } |
149 | e1c6bbab | Blue Swirl | |
150 | 83f7d43a | Andreas Färber | type_init(dec_register_types) |