EightBit/MC6809/unittest/Board.cpp
Adrian Conlon fdbb28828f Apply the concept of powered components to the "board"
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2018-11-11 16:48:44 +00:00

40 lines
1.0 KiB
C++

#include "pch.h"
#include "Board.h"
Board::Board()
: m_cpu(EightBit::mc6809(*this)),
m_disassembler(*this, m_cpu) {
}
void Board::powerOn() {
EightBit::Bus::powerOn();
CPU().powerOn();
CPU().raise(CPU().NMI());
CPU().raise(CPU().FIRQ());
CPU().reset();
}
void Board::powerOff() {
CPU().powerOff();
EightBit::Bus::powerOff();
}
void Board::initialise() {
//CPU().ExecutingInstruction.connect(std::bind(&Board::Cpu_ExecutingInstruction_Debug, this, std::placeholders::_1));
//CPU().ExecutedInstruction.connect(std::bind(&Board::Cpu_ExecutedInstruction_Debug, this, std::placeholders::_1));
}
EightBit::MemoryMapping Board::mapping(uint16_t) {
return { m_ram, 0x0000, 0xffff, EightBit::MemoryMapping::ReadWrite };
}
void Board::Cpu_ExecutingInstruction_Debug(EightBit::mc6809&) {
m_disassembleAt = CPU().PC();
m_ignoreDisassembly = m_disassembler.ignore();
}
void Board::Cpu_ExecutedInstruction_Debug(EightBit::mc6809&) {
if (!m_ignoreDisassembly)
std::cout << m_disassembler.trace(m_disassembleAt) << " " << std::endl;
}