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