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36 lines
1.2 KiB
C++
36 lines
1.2 KiB
C++
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//DingusPPC - Prototype 5bf2
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//Written by divingkatae
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//(c)2018-20 (theweirdo)
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//Please ask for permission
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//if you want to distribute this.
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//(divingkatae#1017 on Discord)
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//Functionality for the DAVBus (Sound Bus + Screamer?)
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#include <iostream>
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#include <cstring>
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#include <cinttypes>
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#include "ppcemumain.h"
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uint32_t davbus_address;
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uint32_t davbus_write_word;
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uint32_t davbus_read_word;
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void davbus_init(){
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}
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void davbus_read(){
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davbus_read_word = (uint32_t)(machine_upperiocontrol_mem[davbus_address++]);
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davbus_read_word = (uint32_t)((machine_upperiocontrol_mem[davbus_address++]) << 8);
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davbus_read_word = (uint32_t)((machine_upperiocontrol_mem[davbus_address++]) << 16);
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davbus_read_word = (uint32_t)((machine_upperiocontrol_mem[davbus_address]) << 24);
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}
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void davbus_write(){
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machine_upperiocontrol_mem[davbus_address++] = (uint8_t)(davbus_write_word);
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machine_upperiocontrol_mem[davbus_address++] = (uint8_t)((davbus_write_word) >> 8);
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machine_upperiocontrol_mem[davbus_address++] = (uint8_t)((davbus_write_word) >> 16);
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machine_upperiocontrol_mem[davbus_address] = (uint8_t)((davbus_write_word) >> 24);
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}
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