mirror of
https://github.com/dingusdev/dingusppc.git
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76 lines
2.3 KiB
C++
76 lines
2.3 KiB
C++
/*
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DingusPPC - The Experimental PowerPC Macintosh emulator
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Copyright (C) 2018-23 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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/** @file Apple Desktop Bus definitions. */
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#ifndef ADB_BUS_H
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#define ADB_BUS_H
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#include <devices/common/adb/adbdevice.h>
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#include <devices/common/hwcomponent.h>
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#include <memory>
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#include <string>
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#include <vector>
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#define ADB_MAX_DATA_SIZE 8
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/** ADB status. */
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enum {
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ADB_STAT_OK = 0,
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ADB_STAT_SRQ_ACTIVE = 1 << 0,
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ADB_STAT_TIMEOUT = 1 << 1,
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};
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class AdbDevice; // forward declaration to prevent compiler errors
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class AdbBus : public HWComponent {
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public:
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AdbBus(std::string name);
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~AdbBus() = default;
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static std::unique_ptr<HWComponent> create() {
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return std::unique_ptr<AdbBus>(new AdbBus("ADB-BUS"));
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}
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void register_device(AdbDevice* dev_obj);
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uint8_t process_command(const uint8_t* in_data, int data_size);
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uint8_t get_output_count() { return this->output_count; };
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// callbacks meant to be called by devices
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const uint8_t* get_input_buf() { return this->input_buf; };
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uint8_t* get_output_buf() { return this->output_buf; };
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uint8_t get_input_count() { return this->input_count; };
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void set_output_count(uint8_t count) { this->output_count = count; };
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bool already_answered() { return this->got_answer; };
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private:
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std::vector<AdbDevice*> devices;
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bool got_answer = false;
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const uint8_t* input_buf = nullptr;
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uint8_t output_buf[ADB_MAX_DATA_SIZE] = {};
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uint8_t input_count = 0;
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uint8_t output_count = 0;
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};
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#endif // ADB_BUS_H
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