mirror of
https://github.com/dingusdev/dingusppc.git
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43 lines
1.6 KiB
C++
43 lines
1.6 KiB
C++
/*
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DingusPPC - The Experimental PowerPC Macintosh emulator
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Copyright (C) 2018-21 divingkatae and maximum
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(theweirdo) spatium
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(Contact divingkatae#1017 or powermax#2286 on Discord for more info)
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#ifndef MMIO_DEVICE_H
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#define MMIO_DEVICE_H
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#include <devices/common/hwcomponent.h>
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#include <cinttypes>
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#include <string>
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/** Abstract class representing a simple, memory-mapped I/O device */
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class MMIODevice : public HWComponent {
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public:
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MMIODevice() = default;
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virtual uint32_t read(uint32_t rgn_start, uint32_t offset, int size) = 0;
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virtual void write(uint32_t rgn_start, uint32_t offset, uint32_t value, int size) = 0;
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virtual ~MMIODevice() = default;
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};
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#define SIZE_ARG(size) (size == 4 ? 'l' : size == 2 ? 'w' : \
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size == 1 ? 'b' : '0' + size)
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#endif /* MMIO_DEVICE_H */
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