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Diffstat (limited to 'qtmips_machine/lcddisplay.h')
-rw-r--r-- | qtmips_machine/lcddisplay.h | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/qtmips_machine/lcddisplay.h b/qtmips_machine/lcddisplay.h new file mode 100644 index 0000000..15a1e80 --- /dev/null +++ b/qtmips_machine/lcddisplay.h @@ -0,0 +1,83 @@ +// SPDX-License-Identifier: GPL-2.0+ +/******************************************************************************* + * QtMips - MIPS 32-bit Architecture Subset Simulator + * + * Implemented to support following courses: + * + * B35APO - Computer Architectures + * https://cw.fel.cvut.cz/wiki/courses/b35apo + * + * B4M35PAP - Advanced Computer Architectures + * https://cw.fel.cvut.cz/wiki/courses/b4m35pap/start + * + * Copyright (c) 2017-2019 Karel Koci<cynerd@email.cz> + * Copyright (c) 2019 Pavel Pisa <pisa@cmp.felk.cvut.cz> + * + * Faculty of Electrical Engineering (http://www.fel.cvut.cz) + * Czech Technical University (http://www.cvut.cz/) + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + * + ******************************************************************************/ + +#ifndef LCDDISPLAY_H +#define LCDDISPLAY_H + +#include <QObject> +#include <QMap> +#include <cstdint> +#include <qtmipsexception.h> +#include "machinedefs.h" +#include "memory.h" + +namespace machine { + +class LcdDisplay : public MemoryAccess { + Q_OBJECT +public: + LcdDisplay(); + ~LcdDisplay(); + +signals: + void write_notification(std::uint32_t address, std::uint32_t value); + void read_notification(std::uint32_t address, std::uint32_t *value) const; + void pixel_update(uint x, uint y, uint r, uint g, uint b); + +public: + bool wword(std::uint32_t address, std::uint32_t value); + std::uint32_t rword(std::uint32_t address, bool debug_access = false) const; + + inline uint width() { + return fb_width; + } + + inline uint height() { + return fb_height; + } + +private: + std::uint32_t pixel_address(uint x, uint y); + uchar *fb_data; + size_t fb_size; + unsigned fb_bpp; + unsigned fb_width; + unsigned fb_height; + unsigned fb_linesize; +}; + +} + +#endif // LCDDISPLAY_H |