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new MemoryMap architecture

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starting to working of voices and so on BRR, Envelopes, Gauss and Timers as they use each others
This commit is contained in:
Melefo
2021-02-04 00:06:39 +01:00
parent 61ef40e968
commit b0fb1e3351
13 changed files with 429 additions and 54 deletions
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47
sources/APU/DSP/DSP.cpp
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@@ -3,11 +3,12 @@
//
#include "DSP.hpp"
#include "../APU.hpp"
#include "../../Exceptions/InvalidAddress.hpp"
namespace ComSquare::APU::DSP
{
DSP::DSP(int16_t *buffer, int32_t size)
DSP::DSP(int16_t *buffer, int32_t size, std::weak_ptr<MemoryMap> map) : _map(map)
{
this->_state.buffer = buffer;
this->_state.bufferStart = buffer;
@@ -568,6 +569,40 @@ namespace ComSquare::APU::DSP
}
}
uint8_t DSP::_readRAM(uint24_t addr) {
switch (addr) {
case 0x0000 ... 0x00EF:
return this->_map.lock()->Page0.read_internal(addr);
case 0x0100 ... 0x01FF:
return this->_map.lock()->Page1.read_internal(addr - 0x0100);
case 0x0200 ... 0xFFBF:
return this->_map.lock()->Memory.read_internal(addr - 0x200);
case 0xFFC0 ... 0xFFFF:
return this->_map.lock()->IPL.read(addr - 0xFFC0);
default:
throw InvalidAddress("DSP read", addr);
}
}
void DSP::_writeRAM(uint24_t addr, uint8_t data) {
switch (addr) {
case 0x0000 ... 0x00EF:
this->_map.lock()->Page0.write_internal(addr, data);
break;
case 0x0100 ... 0x01FF:
this->_map.lock()->Page1.write_internal(addr - 0x0100, data);
break;
case 0x0200 ... 0xFFBF:
this->_map.lock()->Memory.write_internal(addr - 0x200, data);
break;
case 0xFFC0 ... 0xFFFF:
this->_map.lock()->IPL.write(addr - 0xFFC0, data);
break;
default:
throw InvalidAddress("DSP write", addr);
}
}
void DSP::update()
{
switch (this->_state.voice) {
@@ -760,14 +795,4 @@ namespace ComSquare::APU::DSP
{
return this->_state.buffer - this->_state.bufferStart;
}
std::string DSP::getName()
{
return "DSP";
}
Component DSP::getComponent()
{
return Apu;
}
}