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base: make stack area base specifiable for core

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When running core as the kernel inside every component, a separate
stack area for core is needed that is different from the user-land
component's one.

Ref #2091
This commit is contained in:
Stefan Kalkowski
2017-06-20 15:01:05 +02:00
committed by Christian Helmuth
parent 3906568908
commit ea46c462a4
20 changed files with 85 additions and 91 deletions
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33
repos/base-foc/src/include/spec/arm/base/internal/stack_area.h
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@ -1,33 +0,0 @@
/*
* \brief Stack area layout parameters
* \author Norman Feske
* \date 2016-03-03
*/
/*
* 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__BASE__INTERNAL__STACK_AREA_H_
#define _INCLUDE__BASE__INTERNAL__STACK_AREA_H_
#include <base/stdint.h>
namespace Genode {
/*
* The base address of the context area differs between ARM and x86 because
* roottask on Fiasco.OC uses identity mappings. The virtual address range
* of the stack area must not overlap with physical memory. We pick an
* address range that lies outside of the RAM of the currently supported
* ARM platforms.
*/
static constexpr addr_t stack_area_virtual_base() { return 0x20000000UL; }
static constexpr addr_t stack_area_virtual_size() { return 0x10000000UL; }
static constexpr addr_t stack_virtual_size() { return 0x00100000UL; }
}
#endif /* _INCLUDE__BASE__INTERNAL__STACK_AREA_H_ */