56 lines
1.3 KiB
C++
56 lines
1.3 KiB
C++
/*
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* \brief Framebuffer driver interface, X86emu interface
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* \author Christian Helmuth
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* \author Sebastian Sumpf
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* \date 2006-09-11
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*/
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/*
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* Copyright (C) 2006-2013 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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#ifndef _FRAMEBUFFER_H_
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#define _FRAMEBUFFER_H_
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#include <base/capability.h>
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#include <base/stdint.h>
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#include "vbe.h"
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namespace Framebuffer_drv {
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/**
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* Return capability for h/w framebuffer dataspace
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*/
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Genode::Dataspace_capability hw_framebuffer();
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/**
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* Initialize driver, x86emu lib, set up memory
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*/
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int init();
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/**
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* Set video, initialize framebuffer dataspace
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*
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* If either 'width' or 'height' is 0, the mode with the highest resolution
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* for the given color depth is chosen and 'width' and 'height' are updated
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* accordingly.
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*
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* \return 0 on success,
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* non-zero otherwise
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*/
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int set_mode(unsigned long &width, unsigned long &height, unsigned long mode);
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/**
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* Map given device memory, return out_addr (map address)
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*/
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int map_io_mem(Genode::addr_t base, Genode::size_t size, bool write_combined,
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void **out_addr, Genode::addr_t addr = 0,
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Genode::Dataspace_capability *out_io = 0);
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}
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#endif /* _FRAMEBUFFER_H_ */
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