27a608a20a
A boot module with size 0 previously made Core crash with a page fault in Region_map_component::attach. This patch prevents the creation of ROM-FS entries for such modules. Ref #2490
38 lines
926 B
C++
38 lines
926 B
C++
/*
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* \brief Default implementation of the ROM modules initialization
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* \author Martin Stein
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* \date 2017-08-17
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*/
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/*
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* Copyright (C) 2017 Genode Labs GmbH
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*
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* This file is part of the Genode OS framework, which is distributed
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* under the terms of the GNU Affero General Public License version 3.
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*/
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/* core includes */
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#include <boot_modules.h>
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#include <platform.h>
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using namespace Genode;
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void Platform::_init_rom_modules()
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{
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/* add boot modules to ROM FS */
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Boot_modules_header *header = &_boot_modules_headers_begin;
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for (; header < &_boot_modules_headers_end; header++) {
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if (!header->size) {
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warning("ignore zero-sized boot module '",
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Cstring((char const *)header->name), "'");
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continue;
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}
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Rom_module *rom_module = new (core_mem_alloc())
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Rom_module(_rom_module_phys(header->base), header->size,
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(char const *)header->name);
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_rom_fs.insert(rom_module);
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}
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}
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