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nova: use 'Native_cpu' component for thread initialization

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Pass the thread type and exception base to core with a 'Native_cpu'
component instead of enhancing the 'Thread_state' class.

Fixes #2298
This commit is contained in:
Christian Prochaska
2017-02-27 19:54:03 +01:00
committed by Christian Helmuth
parent fbdfbc2476
commit ca2871e2e4
18 changed files with 413 additions and 103 deletions
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33
repos/base-nova/include/base/thread_state.h
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@ -1,33 +0,0 @@
/*
* \brief Thread state
* \author Alexander Boettcher
* \date 2012-08-09
*
* This file contains the NOVA specific thread state.
*/
/*
* Copyright (C) 2012-2017 Genode Labs GmbH
*
* This file is part of the Genode OS framework, which is distributed
* under the terms of the GNU Affero General Public License version 3.
*/
#ifndef _INCLUDE__BASE__THREAD_STATE_H_
#define _INCLUDE__BASE__THREAD_STATE_H_
#include <base/thread_state_base.h>
namespace Genode { struct Thread_state; }
struct Genode::Thread_state : Thread_state_base
{
bool vcpu;
addr_t sel_exc_base;
bool global_thread;
Thread_state() : vcpu(false), sel_exc_base(~0UL), global_thread(true) { }
};
#endif /* _INCLUDE__BASE__THREAD_STATE_H_ */

33
repos/base-nova/include/nova_native_cpu/client.h Normal file
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/*
* \brief Client-side NOVA-specific CPU session interface
* \author Norman Feske
* \date 2016-04-21
*/
/*
* Copyright (C) 2016-2017 Genode Labs GmbH
*
* This file is part of the Genode OS framework, which is distributed
* under the terms of the GNU Affero General Public License version 3.
*/
#ifndef _INCLUDE__NOVA_NATIVE_CPU__CLIENT_H_
#define _INCLUDE__NOVA_NATIVE_CPU__CLIENT_H_
#include <nova_native_cpu/nova_native_cpu.h>
#include <base/rpc_client.h>
namespace Genode { struct Nova_native_cpu_client; }
struct Genode::Nova_native_cpu_client : Rpc_client<Nova_native_cpu>
{
explicit Nova_native_cpu_client(Capability<Native_cpu> cap)
: Rpc_client<Nova_native_cpu>(static_cap_cast<Nova_native_cpu>(cap)) { }
void thread_type(Thread_capability thread_cap, Thread_type thread_type,
Exception_base exception_base) {
call<Rpc_thread_type>(thread_cap, thread_type, exception_base); }
};
#endif /* _INCLUDE__NOVA_NATIVE_CPU__CLIENT_H_ */

45
repos/base-nova/include/nova_native_cpu/nova_native_cpu.h Normal file
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/*
* \brief NOVA-specific part of the CPU session interface
* \author Norman Feske
* \date 2016-04-21
*/
/*
* Copyright (C) 2016-2017 Genode Labs GmbH
*
* This file is part of the Genode OS framework, which is distributed
* under the terms of the GNU Affero General Public License version 3.
*/
#ifndef _INCLUDE__NOVA_NATIVE_CPU__FOC_NATIVE_CPU_H_
#define _INCLUDE__NOVA_NATIVE_CPU__FOC_NATIVE_CPU_H_
#include <base/rpc.h>
#include <cpu_session/cpu_session.h>
namespace Genode { struct Nova_native_cpu; }
struct Genode::Nova_native_cpu : Cpu_session::Native_cpu
{
enum Thread_type { GLOBAL, LOCAL, VCPU };
/*
* Exception base of thread in caller protection domain - not in core!
*/
struct Exception_base { addr_t exception_base; };
virtual void thread_type(Thread_capability, Thread_type, Exception_base) = 0;
/*********************
** RPC declaration **
*********************/
GENODE_RPC(Rpc_thread_type, void, thread_type, Thread_capability,
Thread_type, Exception_base );
GENODE_RPC_INTERFACE(Rpc_thread_type);
};
#endif /* _INCLUDE__NOVA_NATIVE_CPU__FOC_NATIVE_CPU_H_ */