/* * Common device infrastructure for devices in the virtual css * * Copyright 2016 IBM Corp. * Author(s): Jing Liu * * This work is licensed under the terms of the GNU GPL, version 2 or (at * your option) any later version. See the COPYING file in the top-level * directory. */ #ifndef HW_S390X_CCW_DEVICE_H #define HW_S390X_CCW_DEVICE_H #include "qom/object.h" #include "hw/qdev-core.h" #include "hw/s390x/css.h" #include "hw/s390x/css-bridge.h" struct CcwDevice { DeviceState parent_obj; SubchDev *sch; /* .. */ /* The user-set busid of the virtual ccw device. */ CssDevId devno; /* The actual busid of the virtual ccw device. */ CssDevId dev_id; /* The actual busid of the virtual subchannel. */ CssDevId subch_id; /* If set, use this loadparm value when device is boot target */ uint8_t loadparm[8]; }; typedef struct CcwDevice CcwDevice; extern const VMStateDescription vmstate_ccw_dev; #define VMSTATE_CCW_DEVICE(_field, _state) \ VMSTATE_STRUCT(_field, _state, 1, vmstate_ccw_dev, CcwDevice) struct CCWDeviceClass { DeviceClass parent_class; void (*unplug)(HotplugHandler *, DeviceState *, Error **); bool (*realize)(CcwDevice *, Error **); void (*refill_ids)(CcwDevice *); }; static inline CcwDevice *to_ccw_dev_fast(DeviceState *d) { return container_of(d, CcwDevice, parent_obj); } #define TYPE_CCW_DEVICE "ccw-device" OBJECT_DECLARE_TYPE(CcwDevice, CCWDeviceClass, CCW_DEVICE) extern const PropertyInfo ccw_loadparm; #define DEFINE_PROP_CCW_LOADPARM(_n, _s, _f) \ DEFINE_PROP(_n, _s, _f, ccw_loadparm, typeof(uint8_t[8])) #endif