1 /* 2 * virtio ccw target definitions 3 * 4 * Copyright 2012 IBM Corp. 5 * Author(s): Cornelia Huck <cornelia.huck@de.ibm.com> 6 * 7 * This work is licensed under the terms of the GNU GPL, version 2 or (at 8 * your option) any later version. See the COPYING file in the top-level 9 * directory. 10 */ 11 12 #ifndef HW_S390X_VIRTIO_CCW_H 13 #define HW_S390X_VIRTIO_CCW_H 14 15 #include <hw/virtio/virtio-blk.h> 16 #include <hw/virtio/virtio-net.h> 17 #include <hw/virtio/virtio-serial.h> 18 #include <hw/virtio/virtio-scsi.h> 19 #include <hw/virtio/virtio-balloon.h> 20 #include <hw/virtio/virtio-rng.h> 21 #include <hw/virtio/virtio-bus.h> 22 23 #define VIRTUAL_CSSID 0xfe 24 25 #define VIRTIO_CCW_CU_TYPE 0x3832 26 #define VIRTIO_CCW_CHPID_TYPE 0x32 27 28 #define CCW_CMD_SET_VQ 0x13 29 #define CCW_CMD_VDEV_RESET 0x33 30 #define CCW_CMD_READ_FEAT 0x12 31 #define CCW_CMD_WRITE_FEAT 0x11 32 #define CCW_CMD_READ_CONF 0x22 33 #define CCW_CMD_WRITE_CONF 0x21 34 #define CCW_CMD_WRITE_STATUS 0x31 35 #define CCW_CMD_SET_IND 0x43 36 #define CCW_CMD_SET_CONF_IND 0x53 37 #define CCW_CMD_READ_VQ_CONF 0x32 38 39 #define TYPE_VIRTIO_CCW_DEVICE "virtio-ccw-device" 40 #define VIRTIO_CCW_DEVICE(obj) \ 41 OBJECT_CHECK(VirtioCcwDevice, (obj), TYPE_VIRTIO_CCW_DEVICE) 42 #define VIRTIO_CCW_DEVICE_CLASS(klass) \ 43 OBJECT_CLASS_CHECK(VirtIOCCWDeviceClass, (klass), TYPE_VIRTIO_CCW_DEVICE) 44 #define VIRTIO_CCW_DEVICE_GET_CLASS(obj) \ 45 OBJECT_GET_CLASS(VirtIOCCWDeviceClass, (obj), TYPE_VIRTIO_CCW_DEVICE) 46 47 typedef struct VirtioBusState VirtioCcwBusState; 48 typedef struct VirtioBusClass VirtioCcwBusClass; 49 50 #define TYPE_VIRTIO_CCW_BUS "virtio-ccw-bus" 51 #define VIRTIO_CCW_BUS(obj) \ 52 OBJECT_CHECK(VirtioCcwBus, (obj), TYPE_VIRTIO_CCW_BUS) 53 #define VIRTIO_CCW_BUS_GET_CLASS(obj) \ 54 OBJECT_CHECK(VirtioCcwBusState, (obj), TYPE_VIRTIO_CCW_BUS) 55 #define VIRTIO_CCW_BUS_CLASS(klass) \ 56 OBJECT_CLASS_CHECK(VirtioCcwBusClass, klass, TYPE_VIRTIO_CCW_BUS) 57 58 typedef struct VirtioCcwDevice VirtioCcwDevice; 59 60 void virtio_ccw_bus_new(VirtioBusState *bus, VirtioCcwDevice *dev); 61 62 typedef struct VirtIOCCWDeviceClass { 63 DeviceClass parent_class; 64 int (*init)(VirtioCcwDevice *dev); 65 int (*exit)(VirtioCcwDevice *dev); 66 } VirtIOCCWDeviceClass; 67 68 /* Change here if we want to support more feature bits. */ 69 #define VIRTIO_CCW_FEATURE_SIZE 1 70 71 struct VirtioCcwDevice { 72 DeviceState parent_obj; 73 SubchDev *sch; 74 VirtIODevice *vdev; 75 char *bus_id; 76 uint32_t host_features[VIRTIO_CCW_FEATURE_SIZE]; 77 VirtIORNGConf rng; 78 VirtioBusState bus; 79 /* Guest provided values: */ 80 hwaddr indicators; 81 hwaddr indicators2; 82 }; 83 84 /* virtual css bus type */ 85 typedef struct VirtualCssBus { 86 BusState parent_obj; 87 } VirtualCssBus; 88 89 #define TYPE_VIRTUAL_CSS_BUS "virtual-css-bus" 90 #define VIRTUAL_CSS_BUS(obj) \ 91 OBJECT_CHECK(VirtualCssBus, (obj), TYPE_VIRTUAL_CSS_BUS) 92 93 /* virtio-scsi-ccw */ 94 95 #define TYPE_VIRTIO_SCSI_CCW "virtio-scsi-ccw" 96 #define VIRTIO_SCSI_CCW(obj) \ 97 OBJECT_CHECK(VirtIOSCSICcw, (obj), TYPE_VIRTIO_SCSI_CCW) 98 99 typedef struct VirtIOSCSICcw { 100 VirtioCcwDevice parent_obj; 101 VirtIOSCSI vdev; 102 } VirtIOSCSICcw; 103 104 /* virtio-blk-ccw */ 105 106 #define TYPE_VIRTIO_BLK_CCW "virtio-blk-ccw" 107 #define VIRTIO_BLK_CCW(obj) \ 108 OBJECT_CHECK(VirtIOBlkCcw, (obj), TYPE_VIRTIO_BLK_CCW) 109 110 typedef struct VirtIOBlkCcw { 111 VirtioCcwDevice parent_obj; 112 VirtIOBlock vdev; 113 VirtIOBlkConf blk; 114 } VirtIOBlkCcw; 115 116 /* virtio-balloon-ccw */ 117 118 #define TYPE_VIRTIO_BALLOON_CCW "virtio-balloon-ccw" 119 #define VIRTIO_BALLOON_CCW(obj) \ 120 OBJECT_CHECK(VirtIOBalloonCcw, (obj), TYPE_VIRTIO_BALLOON_CCW) 121 122 typedef struct VirtIOBalloonCcw { 123 VirtioCcwDevice parent_obj; 124 VirtIOBalloon vdev; 125 } VirtIOBalloonCcw; 126 127 /* virtio-serial-ccw */ 128 129 #define TYPE_VIRTIO_SERIAL_CCW "virtio-serial-ccw" 130 #define VIRTIO_SERIAL_CCW(obj) \ 131 OBJECT_CHECK(VirtioSerialCcw, (obj), TYPE_VIRTIO_SERIAL_CCW) 132 133 typedef struct VirtioSerialCcw { 134 VirtioCcwDevice parent_obj; 135 VirtIOSerial vdev; 136 } VirtioSerialCcw; 137 138 /* virtio-net-ccw */ 139 140 #define TYPE_VIRTIO_NET_CCW "virtio-net-ccw" 141 #define VIRTIO_NET_CCW(obj) \ 142 OBJECT_CHECK(VirtIONetCcw, (obj), TYPE_VIRTIO_NET_CCW) 143 144 typedef struct VirtIONetCcw { 145 VirtioCcwDevice parent_obj; 146 VirtIONet vdev; 147 } VirtIONetCcw; 148 149 VirtualCssBus *virtual_css_bus_init(void); 150 void virtio_ccw_device_update_status(SubchDev *sch); 151 VirtIODevice *virtio_ccw_get_vdev(SubchDev *sch); 152 #endif 153