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-bus.h> 20 21 #define VIRTUAL_CSSID 0xfe 22 23 #define VIRTIO_CCW_CU_TYPE 0x3832 24 #define VIRTIO_CCW_CHPID_TYPE 0x32 25 26 #define CCW_CMD_SET_VQ 0x13 27 #define CCW_CMD_VDEV_RESET 0x33 28 #define CCW_CMD_READ_FEAT 0x12 29 #define CCW_CMD_WRITE_FEAT 0x11 30 #define CCW_CMD_READ_CONF 0x22 31 #define CCW_CMD_WRITE_CONF 0x21 32 #define CCW_CMD_WRITE_STATUS 0x31 33 #define CCW_CMD_SET_IND 0x43 34 #define CCW_CMD_SET_CONF_IND 0x53 35 #define CCW_CMD_READ_VQ_CONF 0x32 36 37 #define TYPE_VIRTIO_CCW_DEVICE "virtio-ccw-device" 38 #define VIRTIO_CCW_DEVICE(obj) \ 39 OBJECT_CHECK(VirtioCcwDevice, (obj), TYPE_VIRTIO_CCW_DEVICE) 40 #define VIRTIO_CCW_DEVICE_CLASS(klass) \ 41 OBJECT_CLASS_CHECK(VirtIOCCWDeviceClass, (klass), TYPE_VIRTIO_CCW_DEVICE) 42 #define VIRTIO_CCW_DEVICE_GET_CLASS(obj) \ 43 OBJECT_GET_CLASS(VirtIOCCWDeviceClass, (obj), TYPE_VIRTIO_CCW_DEVICE) 44 45 typedef struct VirtioBusState VirtioCcwBusState; 46 typedef struct VirtioBusClass VirtioCcwBusClass; 47 48 #define TYPE_VIRTIO_CCW_BUS "virtio-ccw-bus" 49 #define VIRTIO_CCW_BUS(obj) \ 50 OBJECT_CHECK(VirtioCcwBus, (obj), TYPE_VIRTIO_CCW_BUS) 51 #define VIRTIO_CCW_BUS_GET_CLASS(obj) \ 52 OBJECT_CHECK(VirtioCcwBusState, (obj), TYPE_VIRTIO_CCW_BUS) 53 #define VIRTIO_CCW_BUS_CLASS(klass) \ 54 OBJECT_CLASS_CHECK(VirtioCcwBusClass, klass, TYPE_VIRTIO_CCW_BUS) 55 56 typedef struct VirtioCcwDevice VirtioCcwDevice; 57 58 void virtio_ccw_bus_new(VirtioBusState *bus, VirtioCcwDevice *dev); 59 60 typedef struct VirtIOCCWDeviceClass { 61 DeviceClass parent_class; 62 int (*init)(VirtioCcwDevice *dev); 63 int (*exit)(VirtioCcwDevice *dev); 64 } VirtIOCCWDeviceClass; 65 66 /* Change here if we want to support more feature bits. */ 67 #define VIRTIO_CCW_FEATURE_SIZE 1 68 69 struct VirtioCcwDevice { 70 DeviceState parent_obj; 71 SubchDev *sch; 72 VirtIODevice *vdev; 73 char *bus_id; 74 VirtIOBlkConf blk; 75 NICConf nic; 76 uint32_t host_features[VIRTIO_CCW_FEATURE_SIZE]; 77 virtio_serial_conf serial; 78 virtio_net_conf net; 79 VirtIOSCSIConf scsi; 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 VirtualCssBus *virtual_css_bus_init(void); 96 void virtio_ccw_device_update_status(SubchDev *sch); 97 VirtIODevice *virtio_ccw_get_vdev(SubchDev *sch); 98 #endif 99