Alexander Graf | f3304ee | 2009-12-05 12:44:27 +0100 | [diff] [blame] | 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 | */ |
Paolo Bonzini | cb9c377 | 2012-12-06 12:15:58 +0100 | [diff] [blame] | 19 | #ifndef HW_S390_VIRTIO_BUS_H |
| 20 | #define HW_S390_VIRTIO_BUS_H 1 |
Alexander Graf | f3304ee | 2009-12-05 12:44:27 +0100 | [diff] [blame] | 21 | |
Paolo Bonzini | 0d09e41 | 2013-02-05 17:06:20 +0100 | [diff] [blame] | 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" |
Alexander Graf | 6c33286 | 2010-11-17 13:01:04 +0100 | [diff] [blame] | 28 | |
Alexander Graf | f3304ee | 2009-12-05 12:44:27 +0100 | [diff] [blame] | 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) |
Jens Freimann | 4170aea | 2012-04-26 09:03:36 +0000 | [diff] [blame] | 42 | #define VIRTIO_VRING_AVAIL_IDX_OFFS 2 |
| 43 | #define VIRTIO_VRING_USED_IDX_OFFS 2 |
Alexander Graf | d1ff903 | 2011-04-13 10:55:11 +0200 | [diff] [blame] | 44 | #define S390_DEVICE_PAGES 512 |
Alexander Graf | f3304ee | 2009-12-05 12:44:27 +0100 | [diff] [blame] | 45 | |
Alexander Graf | 7fa41e5 | 2010-08-23 18:58:34 +0200 | [diff] [blame] | 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 | |
Anthony Liguori | 39bffca | 2011-12-07 21:34:16 -0600 | [diff] [blame] | 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 | |
Anthony Liguori | 0d93692 | 2012-05-02 09:00:20 +0200 | [diff] [blame] | 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 | |
KONRAD Frederic | ea35d4f | 2013-01-15 00:08:05 +0100 | [diff] [blame] | 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 | |
Anthony Liguori | 39bffca | 2011-12-07 21:34:16 -0600 | [diff] [blame] | 77 | typedef struct VirtIOS390Device VirtIOS390Device; |
| 78 | |
KONRAD Frederic | ea35d4f | 2013-01-15 00:08:05 +0100 | [diff] [blame] | 79 | void virtio_s390_bus_new(VirtioBusState *bus, VirtIOS390Device *dev); |
| 80 | |
Anthony Liguori | 39bffca | 2011-12-07 21:34:16 -0600 | [diff] [blame] | 81 | typedef struct VirtIOS390DeviceClass { |
| 82 | DeviceClass qdev; |
| 83 | int (*init)(VirtIOS390Device *dev); |
| 84 | } VirtIOS390DeviceClass; |
| 85 | |
| 86 | struct VirtIOS390Device { |
Alexander Graf | f3304ee | 2009-12-05 12:44:27 +0100 | [diff] [blame] | 87 | DeviceState qdev; |
| 88 | ram_addr_t dev_offs; |
| 89 | ram_addr_t feat_offs; |
| 90 | uint8_t feat_len; |
| 91 | VirtIODevice *vdev; |
Alexander Graf | f3304ee | 2009-12-05 12:44:27 +0100 | [diff] [blame] | 92 | NICConf nic; |
Michael S. Tsirkin | 8172539 | 2010-01-10 13:52:53 +0200 | [diff] [blame] | 93 | uint32_t host_features; |
Alex Williamson | f0c07c7 | 2010-09-02 09:00:50 -0600 | [diff] [blame] | 94 | virtio_net_conf net; |
Amit Shah | 16c915b | 2012-06-20 12:29:32 +0530 | [diff] [blame] | 95 | VirtIORNGConf rng; |
KONRAD Frederic | 11e9235 | 2013-01-15 00:08:06 +0100 | [diff] [blame] | 96 | VirtioBusState bus; |
Anthony Liguori | 39bffca | 2011-12-07 21:34:16 -0600 | [diff] [blame] | 97 | }; |
Alexander Graf | f3304ee | 2009-12-05 12:44:27 +0100 | [diff] [blame] | 98 | |
| 99 | typedef struct VirtIOS390Bus { |
| 100 | BusState bus; |
| 101 | |
| 102 | VirtIOS390Device *console; |
| 103 | ram_addr_t dev_page; |
| 104 | ram_addr_t dev_offs; |
| 105 | ram_addr_t next_ring; |
| 106 | } VirtIOS390Bus; |
| 107 | |
| 108 | |
Blue Swirl | 64b85a8 | 2011-01-23 16:21:20 +0000 | [diff] [blame] | 109 | void s390_virtio_device_update_status(VirtIOS390Device *dev); |
Alexander Graf | f3304ee | 2009-12-05 12:44:27 +0100 | [diff] [blame] | 110 | |
Blue Swirl | 64b85a8 | 2011-01-23 16:21:20 +0000 | [diff] [blame] | 111 | VirtIOS390Device *s390_virtio_bus_console(VirtIOS390Bus *bus); |
| 112 | VirtIOS390Bus *s390_virtio_bus_init(ram_addr_t *ram_size); |
Alexander Graf | f3304ee | 2009-12-05 12:44:27 +0100 | [diff] [blame] | 113 | |
Blue Swirl | 64b85a8 | 2011-01-23 16:21:20 +0000 | [diff] [blame] | 114 | VirtIOS390Device *s390_virtio_bus_find_vring(VirtIOS390Bus *bus, |
| 115 | ram_addr_t mem, int *vq_num); |
| 116 | VirtIOS390Device *s390_virtio_bus_find_mem(VirtIOS390Bus *bus, ram_addr_t mem); |
| 117 | void s390_virtio_device_sync(VirtIOS390Device *dev); |
Jens Freimann | 4170aea | 2012-04-26 09:03:36 +0000 | [diff] [blame] | 118 | void s390_virtio_reset_idx(VirtIOS390Device *dev); |
| 119 | |
KONRAD Frederic | 55d11e0 | 2013-03-18 17:37:24 +0100 | [diff] [blame] | 120 | /* virtio-blk-s390 */ |
| 121 | |
| 122 | #define TYPE_VIRTIO_BLK_S390 "virtio-blk-s390" |
| 123 | #define VIRTIO_BLK_S390(obj) \ |
| 124 | OBJECT_CHECK(VirtIOBlkS390, (obj), TYPE_VIRTIO_BLK_S390) |
| 125 | |
| 126 | typedef struct VirtIOBlkS390 { |
| 127 | VirtIOS390Device parent_obj; |
| 128 | VirtIOBlock vdev; |
| 129 | VirtIOBlkConf blk; |
| 130 | } VirtIOBlkS390; |
| 131 | |
KONRAD Frederic | 9ef13d8 | 2013-03-21 15:15:16 +0100 | [diff] [blame] | 132 | /* virtio-scsi-s390 */ |
| 133 | |
| 134 | #define TYPE_VIRTIO_SCSI_S390 "virtio-scsi-s390" |
| 135 | #define VIRTIO_SCSI_S390(obj) \ |
| 136 | OBJECT_CHECK(VirtIOSCSIS390, (obj), TYPE_VIRTIO_SCSI_S390) |
| 137 | |
| 138 | typedef struct VirtIOSCSIS390 { |
| 139 | VirtIOS390Device parent_obj; |
| 140 | VirtIOSCSI vdev; |
| 141 | } VirtIOSCSIS390; |
Paolo Bonzini | cb9c377 | 2012-12-06 12:15:58 +0100 | [diff] [blame] | 142 | |
KONRAD Frederic | 5516914 | 2013-04-09 14:53:32 +0200 | [diff] [blame] | 143 | /* virtio-serial-s390 */ |
| 144 | |
| 145 | #define TYPE_VIRTIO_SERIAL_S390 "virtio-serial-s390" |
| 146 | #define VIRTIO_SERIAL_S390(obj) \ |
| 147 | OBJECT_CHECK(VirtIOSerialS390, (obj), TYPE_VIRTIO_SERIAL_S390) |
| 148 | |
| 149 | typedef struct VirtIOSerialS390 { |
| 150 | VirtIOS390Device parent_obj; |
| 151 | VirtIOSerial vdev; |
| 152 | } VirtIOSerialS390; |
| 153 | |
Paolo Bonzini | cb9c377 | 2012-12-06 12:15:58 +0100 | [diff] [blame] | 154 | #endif |