mirror of
https://github.com/genodelabs/genode.git
synced 2024-12-26 08:51:08 +00:00
ae291b557d
Introduce pause syscall for VM objects, and extend the vm-session interface to support it.
70 lines
1.5 KiB
C++
70 lines
1.5 KiB
C++
/*
|
|
* \brief VM-session interface
|
|
* \author Stefan Kalkowski
|
|
* \date 2012-10-02
|
|
*/
|
|
|
|
/*
|
|
* Copyright (C) 2012-2013 Genode Labs GmbH
|
|
*
|
|
* This file is part of the Genode OS framework, which is distributed
|
|
* under the terms of the GNU General Public License version 2.
|
|
*/
|
|
|
|
#ifndef _INCLUDE__VM_SESSION__VM_SESSION_H_
|
|
#define _INCLUDE__VM_SESSION__VM_SESSION_H_
|
|
|
|
/* Genode includes */
|
|
#include <base/rpc_args.h>
|
|
#include <base/signal.h>
|
|
#include <session/session.h>
|
|
#include <ram_session/ram_session.h>
|
|
|
|
namespace Genode {
|
|
|
|
struct Vm_session : Session
|
|
{
|
|
static const char *service_name() { return "VM"; }
|
|
|
|
/**
|
|
* Destructor
|
|
*/
|
|
virtual ~Vm_session() { }
|
|
|
|
/**
|
|
* Get dataspace of the CPU state of the VM
|
|
*/
|
|
virtual Dataspace_capability cpu_state(void) = 0;
|
|
|
|
/**
|
|
* Register signal handler for exceptions of the Vm
|
|
*/
|
|
virtual void exception_handler(Signal_context_capability handler) = 0;
|
|
|
|
/**
|
|
* (Re-)Start execution of the VM
|
|
*/
|
|
virtual void run(void) {}
|
|
|
|
/**
|
|
* Stop execution of the VM
|
|
*/
|
|
virtual void pause(void) {}
|
|
|
|
|
|
/*********************
|
|
** RPC declaration **
|
|
*********************/
|
|
|
|
GENODE_RPC(Rpc_cpu_state, Dataspace_capability, cpu_state);
|
|
GENODE_RPC(Rpc_exception_handler, void, exception_handler,
|
|
Signal_context_capability);
|
|
GENODE_RPC(Rpc_run, void, run);
|
|
GENODE_RPC(Rpc_pause, void, pause);
|
|
GENODE_RPC_INTERFACE(Rpc_cpu_state, Rpc_exception_handler,
|
|
Rpc_run, Rpc_pause);
|
|
};
|
|
}
|
|
|
|
#endif /* _INCLUDE__VM_SESSION__VM_SESSION_H_ */
|