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qemu with hax to log dma reads & writes
jcs.org/2018/11/12/vfio
1/*
2 * virtual css bridge definition
3 *
4 * Copyright 2012,2016 IBM Corp.
5 * Author(s): Cornelia Huck <cornelia.huck@de.ibm.com>
6 * Pierre Morel <pmorel@linux.vnet.ibm.com>
7 *
8 * This work is licensed under the terms of the GNU GPL, version 2 or (at
9 * your option) any later version. See the COPYING file in the top-level
10 * directory.
11 */
12
13#ifndef HW_S390X_CSS_BRIDGE_H
14#define HW_S390X_CSS_BRIDGE_H
15
16#include "qom/object.h"
17#include "hw/sysbus.h"
18
19/* virtual css bridge */
20typedef struct VirtualCssBridge {
21 SysBusDevice sysbus_dev;
22 bool css_dev_path;
23} VirtualCssBridge;
24
25#define TYPE_VIRTUAL_CSS_BRIDGE "virtual-css-bridge"
26#define VIRTUAL_CSS_BRIDGE(obj) \
27 OBJECT_CHECK(VirtualCssBridge, (obj), TYPE_VIRTUAL_CSS_BRIDGE)
28
29/* virtual css bus type */
30typedef struct VirtualCssBus {
31 BusState parent_obj;
32} VirtualCssBus;
33
34#define TYPE_VIRTUAL_CSS_BUS "virtual-css-bus"
35#define VIRTUAL_CSS_BUS(obj) \
36 OBJECT_CHECK(VirtualCssBus, (obj), TYPE_VIRTUAL_CSS_BUS)
37VirtualCssBus *virtual_css_bus_init(void);
38
39#endif