root / hw / s390x / s390-virtio-bus.h @ 0d09e41a
History | View | Annotate | Download (4.6 kB)
1 |
/*
|
---|---|
2 |
* QEMU S390x VirtIO BUS definitions
|
3 |
*
|
4 |
* Copyright (c) 2009 Alexander Graf <agraf@suse.de>
|
5 |
*
|
6 |
* This library is free software; you can redistribute it and/or
|
7 |
* modify it under the terms of the GNU Lesser General Public
|
8 |
* License as published by the Free Software Foundation; either
|
9 |
* version 2 of the License, or (at your option) any later version.
|
10 |
*
|
11 |
* This library is distributed in the hope that it will be useful,
|
12 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
13 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
14 |
* Lesser General Public License for more details.
|
15 |
*
|
16 |
* You should have received a copy of the GNU Lesser General Public
|
17 |
* License along with this library; if not, see <http://www.gnu.org/licenses/>.
|
18 |
*/
|
19 |
#ifndef HW_S390_VIRTIO_BUS_H
|
20 |
#define HW_S390_VIRTIO_BUS_H 1 |
21 |
|
22 |
#include "hw/virtio/virtio-blk.h" |
23 |
#include "hw/virtio/virtio-net.h" |
24 |
#include "hw/virtio/virtio-rng.h" |
25 |
#include "hw/virtio/virtio-serial.h" |
26 |
#include "hw/virtio/virtio-scsi.h" |
27 |
#include "hw/virtio/virtio-bus.h" |
28 |
|
29 |
#define VIRTIO_DEV_OFFS_TYPE 0 /* 8 bits */ |
30 |
#define VIRTIO_DEV_OFFS_NUM_VQ 1 /* 8 bits */ |
31 |
#define VIRTIO_DEV_OFFS_FEATURE_LEN 2 /* 8 bits */ |
32 |
#define VIRTIO_DEV_OFFS_CONFIG_LEN 3 /* 8 bits */ |
33 |
#define VIRTIO_DEV_OFFS_STATUS 4 /* 8 bits */ |
34 |
#define VIRTIO_DEV_OFFS_CONFIG 5 /* dynamic */ |
35 |
|
36 |
#define VIRTIO_VQCONFIG_OFFS_TOKEN 0 /* 64 bits */ |
37 |
#define VIRTIO_VQCONFIG_OFFS_ADDRESS 8 /* 64 bits */ |
38 |
#define VIRTIO_VQCONFIG_OFFS_NUM 16 /* 16 bits */ |
39 |
#define VIRTIO_VQCONFIG_LEN 24 |
40 |
|
41 |
#define VIRTIO_RING_LEN (TARGET_PAGE_SIZE * 3) |
42 |
#define VIRTIO_VRING_AVAIL_IDX_OFFS 2 |
43 |
#define VIRTIO_VRING_USED_IDX_OFFS 2 |
44 |
#define S390_DEVICE_PAGES 512 |
45 |
|
46 |
#define VIRTIO_PARAM_MASK 0xff |
47 |
#define VIRTIO_PARAM_VRING_INTERRUPT 0x0 |
48 |
#define VIRTIO_PARAM_CONFIG_CHANGED 0x1 |
49 |
#define VIRTIO_PARAM_DEV_ADD 0x2 |
50 |
|
51 |
#define TYPE_VIRTIO_S390_DEVICE "virtio-s390-device" |
52 |
#define VIRTIO_S390_DEVICE(obj) \
|
53 |
OBJECT_CHECK(VirtIOS390Device, (obj), TYPE_VIRTIO_S390_DEVICE) |
54 |
#define VIRTIO_S390_DEVICE_CLASS(klass) \
|
55 |
OBJECT_CLASS_CHECK(VirtIOS390DeviceClass, (klass), TYPE_VIRTIO_S390_DEVICE) |
56 |
#define VIRTIO_S390_DEVICE_GET_CLASS(obj) \
|
57 |
OBJECT_GET_CLASS(VirtIOS390DeviceClass, (obj), TYPE_VIRTIO_S390_DEVICE) |
58 |
|
59 |
#define TYPE_S390_VIRTIO_BUS "s390-virtio-bus" |
60 |
#define S390_VIRTIO_BUS(obj) \
|
61 |
OBJECT_CHECK(VirtIOS390Bus, (obj), TYPE_S390_VIRTIO_BUS) |
62 |
|
63 |
/* virtio-s390-bus */
|
64 |
|
65 |
typedef struct VirtioBusState VirtioS390BusState; |
66 |
typedef struct VirtioBusClass VirtioS390BusClass; |
67 |
|
68 |
#define TYPE_VIRTIO_S390_BUS "virtio-s390-bus" |
69 |
#define VIRTIO_S390_BUS(obj) \
|
70 |
OBJECT_CHECK(VirtioS390BusState, (obj), TYPE_VIRTIO_S390_BUS) |
71 |
#define VIRTIO_S390_BUS_GET_CLASS(obj) \
|
72 |
OBJECT_GET_CLASS(VirtioS390BusClass, obj, TYPE_VIRTIO_S390_BUS) |
73 |
#define VIRTIO_S390_BUS_CLASS(klass) \
|
74 |
OBJECT_CLASS_CHECK(VirtioS390BusClass, klass, TYPE_VIRTIO_S390_BUS) |
75 |
|
76 |
|
77 |
typedef struct VirtIOS390Device VirtIOS390Device; |
78 |
|
79 |
void virtio_s390_bus_new(VirtioBusState *bus, VirtIOS390Device *dev);
|
80 |
|
81 |
typedef struct VirtIOS390DeviceClass { |
82 |
DeviceClass qdev; |
83 |
int (*init)(VirtIOS390Device *dev);
|
84 |
} VirtIOS390DeviceClass; |
85 |
|
86 |
struct VirtIOS390Device {
|
87 |
DeviceState qdev; |
88 |
ram_addr_t dev_offs; |
89 |
ram_addr_t feat_offs; |
90 |
uint8_t feat_len; |
91 |
VirtIODevice *vdev; |
92 |
NICConf nic; |
93 |
uint32_t host_features; |
94 |
virtio_serial_conf serial; |
95 |
virtio_net_conf net; |
96 |
VirtIORNGConf rng; |
97 |
VirtioBusState bus; |
98 |
}; |
99 |
|
100 |
typedef struct VirtIOS390Bus { |
101 |
BusState bus; |
102 |
|
103 |
VirtIOS390Device *console; |
104 |
ram_addr_t dev_page; |
105 |
ram_addr_t dev_offs; |
106 |
ram_addr_t next_ring; |
107 |
} VirtIOS390Bus; |
108 |
|
109 |
|
110 |
void s390_virtio_device_update_status(VirtIOS390Device *dev);
|
111 |
|
112 |
VirtIOS390Device *s390_virtio_bus_console(VirtIOS390Bus *bus); |
113 |
VirtIOS390Bus *s390_virtio_bus_init(ram_addr_t *ram_size); |
114 |
|
115 |
VirtIOS390Device *s390_virtio_bus_find_vring(VirtIOS390Bus *bus, |
116 |
ram_addr_t mem, int *vq_num);
|
117 |
VirtIOS390Device *s390_virtio_bus_find_mem(VirtIOS390Bus *bus, ram_addr_t mem); |
118 |
void s390_virtio_device_sync(VirtIOS390Device *dev);
|
119 |
void s390_virtio_reset_idx(VirtIOS390Device *dev);
|
120 |
|
121 |
/* virtio-blk-s390 */
|
122 |
|
123 |
#define TYPE_VIRTIO_BLK_S390 "virtio-blk-s390" |
124 |
#define VIRTIO_BLK_S390(obj) \
|
125 |
OBJECT_CHECK(VirtIOBlkS390, (obj), TYPE_VIRTIO_BLK_S390) |
126 |
|
127 |
typedef struct VirtIOBlkS390 { |
128 |
VirtIOS390Device parent_obj; |
129 |
VirtIOBlock vdev; |
130 |
VirtIOBlkConf blk; |
131 |
} VirtIOBlkS390; |
132 |
|
133 |
/* virtio-scsi-s390 */
|
134 |
|
135 |
#define TYPE_VIRTIO_SCSI_S390 "virtio-scsi-s390" |
136 |
#define VIRTIO_SCSI_S390(obj) \
|
137 |
OBJECT_CHECK(VirtIOSCSIS390, (obj), TYPE_VIRTIO_SCSI_S390) |
138 |
|
139 |
typedef struct VirtIOSCSIS390 { |
140 |
VirtIOS390Device parent_obj; |
141 |
VirtIOSCSI vdev; |
142 |
} VirtIOSCSIS390; |
143 |
|
144 |
#endif
|