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PAD: Basic support for digital controllers

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This commit is contained in:
Connor McLaughlin
2019-09-20 16:47:41 +10:00
parent d84bffead1
commit 8cd75a4937
16 changed files with 552 additions and 4 deletions
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16
src/pse/bus.cpp
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@ -9,6 +9,7 @@
#include "dma.h"
#include "gpu.h"
#include "interrupt_controller.h"
#include "pad.h"
#include <cstdio>
Log_SetChannel(Bus);
@ -24,7 +25,7 @@ Bus::Bus() = default;
Bus::~Bus() = default;
bool Bus::Initialize(CPU::Core* cpu, DMA* dma, InterruptController* interrupt_controller, GPU* gpu, CDROM* cdrom)
bool Bus::Initialize(CPU::Core* cpu, DMA* dma, InterruptController* interrupt_controller, GPU* gpu, CDROM* cdrom, Pad* pad)
{
if (!LoadBIOS())
return false;
@ -34,6 +35,7 @@ bool Bus::Initialize(CPU::Core* cpu, DMA* dma, InterruptController* interrupt_co
m_interrupt_controller = interrupt_controller;
m_gpu = gpu;
m_cdrom = cdrom;
m_pad = pad;
return true;
}
@ -216,6 +218,18 @@ bool Bus::WriteExpansionRegion2(MemoryAccessSize size, u32 offset, u32 value)
return DoInvalidAccess(MemoryAccessType::Write, size, EXP2_BASE | offset, EXP2_BASE | offset, value);
}
bool Bus::DoReadPad(MemoryAccessSize size, u32 offset, u32& value)
{
value = m_pad->ReadRegister(offset);
return true;
}
bool Bus::DoWritePad(MemoryAccessSize size, u32 offset, u32 value)
{
m_pad->WriteRegister(offset, value);
return true;
}
bool Bus::DoReadCDROM(MemoryAccessSize size, u32 offset, u32& value)
{
// TODO: Splitting of half/word reads.