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base-foc: fix placement of utcb area stack area

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This commit ensures that UTCB areas of PDs are positioned relative to
the stack areas of regular components, not the one of core.

Fixes #3108
This commit is contained in:
Norman Feske 2019-01-09 12:33:09 +01:00
parent 3f60dcfae8
commit 97e3d05f37
3 changed files with 27 additions and 2 deletions
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3
repos/base-foc/src/core/include/platform_pd.h
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@ -31,6 +31,7 @@
/* base-internal includes */ /* base-internal includes */
#include <base/internal/stack_area.h> #include <base/internal/stack_area.h>
#include <base/internal/non_core_stack_area_addr.h>
/* Fiasco.OC includes */ /* Fiasco.OC includes */
namespace Fiasco { namespace Fiasco {
@ -57,7 +58,7 @@ namespace Genode {
addr_t utcb_area_start() addr_t utcb_area_start()
{ {
return stack_area_virtual_base() + return NON_CORE_STACK_AREA_ADDR +
THREAD_MAX*stack_virtual_size(); THREAD_MAX*stack_virtual_size();
} }

23
repos/base/src/include/base/internal/non_core_stack_area_addr.h Normal file
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@ -0,0 +1,23 @@
/*
* \brief Definition of the stack area outside of core
* \author Norman Feske
* \date 2019-01-09
*/
/*
* Copyright (C) 2019 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__INTERNAL__NON_CORE_STACK_AREA_ADDR_H_
#define _INCLUDE__BASE__INTERNAL__NON_CORE_STACK_AREA_ADDR_H_
namespace Genode
{
static constexpr addr_t NON_CORE_STACK_AREA_ADDR = 0x40000000UL;
}
#endif /* _INCLUDE__BASE__INTERNAL__NON_CORE_STACK_AREA_ADDR_H_ */

3
repos/base/src/lib/base/stack_area_addr.cc
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@ -13,5 +13,6 @@
/* base-internal includes */ /* base-internal includes */
#include <base/internal/stack_area.h> #include <base/internal/stack_area.h>
#include <base/internal/non_core_stack_area_addr.h>
Genode::addr_t Genode::stack_area_virtual_base() { return 0x40000000UL; } Genode::addr_t Genode::stack_area_virtual_base() { return NON_CORE_STACK_AREA_ADDR; }