2030ae678e
This patch introduces the Genode::raw function that prints output directly via a low-level kernel mechanism, if available. On base-linux, it replaces the former 'raw_write_str' function. On base-hw, it replaces the former kernel/log.h interface. Fixes #2012
36 lines
813 B
C++
36 lines
813 B
C++
/*
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* \brief Access to raw output back end
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* \author Norman Feske
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* \date 2016-06-16
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*/
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/*
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* Copyright (C) 2016 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 General Public License version 2.
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*/
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/* Genode includes */
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#include <base/log.h>
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/* base-internal includes */
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#include <base/internal/unmanaged_singleton.h>
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#include <base/internal/output.h>
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#include <base/internal/raw_write_string.h>
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using namespace Genode;
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Output &Raw::_output()
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{
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struct Write_fn { void operator () (char const *s) { raw_write_string(s); } };
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typedef Buffered_output<256, Write_fn> Buffered_raw_output;
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static Buffered_raw_output *buffered_raw_output =
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unmanaged_singleton<Buffered_raw_output>(Write_fn());
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return *buffered_raw_output;
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}
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