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/*
* Copyright © 2018, 2021 Oracle and/or its affiliates.
*
* This work is licensed under the terms of the GNU GPL, version 2 or later.
* See the COPYING file in the top-level directory.
*
*/
#ifndef PROXY_H
#define PROXY_H
#include "hw/pci/pci.h"
#include "io/channel.h"
#include "hw/remote/proxy-memory-listener.h"
#include "qemu/event_notifier.h"
#define TYPE_PCI_PROXY_DEV "x-pci-proxy-dev"
OBJECT_DECLARE_SIMPLE_TYPE(PCIProxyDev, PCI_PROXY_DEV)
typedef struct ProxyMemoryRegion {
PCIProxyDev *dev;
MemoryRegion mr;
bool memory;
bool present;
uint8_t type;
} ProxyMemoryRegion;
struct PCIProxyDev {
PCIDevice parent_dev;
char *fd;
/*
* Mutex used to protect the QIOChannel fd from
* the concurrent access by the VCPUs since proxy
* blocks while awaiting for the replies from the
* process remote.
*/
QemuMutex io_mutex;
QIOChannel *ioc;
Error *migration_blocker;
ProxyMemoryListener proxy_listener;
int virq;
EventNotifier intr;
EventNotifier resample;
ProxyMemoryRegion region[PCI_NUM_REGIONS];
};
#endif /* PROXY_H */
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