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-blk.h> 16 #include <hw/virtio-net.h> 17 #include <hw/virtio-serial.h> 18 #include <hw/virtio-scsi.h> 19 #include <hw/virtio-rng.h> 20 #include <hw/virtio-bus.h> 21 22 #define VIRTUAL_CSSID 0xfe 23 24 #define VIRTIO_CCW_CU_TYPE 0x3832 25 #define VIRTIO_CCW_CHPID_TYPE 0x32 26 27 #define CCW_CMD_SET_VQ 0x13 28 #define CCW_CMD_VDEV_RESET 0x33 29 #define CCW_CMD_READ_FEAT 0x12 30 #define CCW_CMD_WRITE_FEAT 0x11 31 #define CCW_CMD_READ_CONF 0x22 32 #define CCW_CMD_WRITE_CONF 0x21 33 #define CCW_CMD_WRITE_STATUS 0x31 34 #define CCW_CMD_SET_IND 0x43 35 #define CCW_CMD_SET_CONF_IND 0x53 36 #define CCW_CMD_READ_VQ_CONF 0x32 37 38 #define TYPE_VIRTIO_CCW_DEVICE "virtio-ccw-device" 39 #define VIRTIO_CCW_DEVICE(obj) \ 40 OBJECT_CHECK(VirtioCcwDevice, (obj), TYPE_VIRTIO_CCW_DEVICE) 41 #define VIRTIO_CCW_DEVICE_CLASS(klass) \ 42 OBJECT_CLASS_CHECK(VirtIOCCWDeviceClass, (klass), TYPE_VIRTIO_CCW_DEVICE) 43 #define VIRTIO_CCW_DEVICE_GET_CLASS(obj) \ 44 OBJECT_GET_CLASS(VirtIOCCWDeviceClass, (obj), TYPE_VIRTIO_CCW_DEVICE) 45 46 typedef struct VirtioBusState VirtioCcwBusState; 47 typedef struct VirtioBusClass VirtioCcwBusClass; 48 49 #define TYPE_VIRTIO_CCW_BUS "virtio-ccw-bus" 50 #define VIRTIO_CCW_BUS(obj) \ 51 OBJECT_CHECK(VirtioCcwBus, (obj), TYPE_VIRTIO_CCW_BUS) 52 #define VIRTIO_CCW_BUS_GET_CLASS(obj) \ 53 OBJECT_CHECK(VirtioCcwBusState, (obj), TYPE_VIRTIO_CCW_BUS) 54 #define VIRTIO_CCW_BUS_CLASS(klass) \ 55 OBJECT_CLASS_CHECK(VirtioCcwBusClass, klass, TYPE_VIRTIO_CCW_BUS) 56 57 typedef struct VirtioCcwDevice VirtioCcwDevice; 58 59 void virtio_ccw_bus_new(VirtioBusState *bus, VirtioCcwDevice *dev); 60 61 typedef struct VirtIOCCWDeviceClass { 62 DeviceClass parent_class; 63 int (*init)(VirtioCcwDevice *dev); 64 int (*exit)(VirtioCcwDevice *dev); 65 } VirtIOCCWDeviceClass; 66 67 /* Change here if we want to support more feature bits. */ 68 #define VIRTIO_CCW_FEATURE_SIZE 1 69 70 struct VirtioCcwDevice { 71 DeviceState parent_obj; 72 SubchDev *sch; 73 VirtIODevice *vdev; 74 char *bus_id; 75 NICConf nic; 76 uint32_t host_features[VIRTIO_CCW_FEATURE_SIZE]; 77 virtio_serial_conf serial; 78 virtio_net_conf net; 79 VirtIORNGConf rng; 80 VirtioBusState bus; 81 /* Guest provided values: */ 82 hwaddr indicators; 83 hwaddr indicators2; 84 }; 85 86 /* virtual css bus type */ 87 typedef struct VirtualCssBus { 88 BusState parent_obj; 89 } VirtualCssBus; 90 91 #define TYPE_VIRTUAL_CSS_BUS "virtual-css-bus" 92 #define VIRTUAL_CSS_BUS(obj) \ 93 OBJECT_CHECK(VirtualCssBus, (obj), TYPE_VIRTUAL_CSS_BUS) 94 95 /* virtio-scsi-ccw */ 96 97 #define TYPE_VIRTIO_SCSI_CCW "virtio-scsi-ccw" 98 #define VIRTIO_SCSI_CCW(obj) \ 99 OBJECT_CHECK(VirtIOSCSICcw, (obj), TYPE_VIRTIO_SCSI_CCW) 100 101 typedef struct VirtIOSCSICcw { 102 VirtioCcwDevice parent_obj; 103 VirtIOSCSI vdev; 104 } VirtIOSCSICcw; 105 106 /* virtio-blk-ccw */ 107 108 #define TYPE_VIRTIO_BLK_CCW "virtio-blk-ccw" 109 #define VIRTIO_BLK_CCW(obj) \ 110 OBJECT_CHECK(VirtIOBlkCcw, (obj), TYPE_VIRTIO_BLK_CCW) 111 112 typedef struct VirtIOBlkCcw { 113 VirtioCcwDevice parent_obj; 114 VirtIOBlock vdev; 115 VirtIOBlkConf blk; 116 } VirtIOBlkCcw; 117 118 119 VirtualCssBus *virtual_css_bus_init(void); 120 void virtio_ccw_device_update_status(SubchDev *sch); 121 VirtIODevice *virtio_ccw_get_vdev(SubchDev *sch); 122 #endif 123