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Modernise the signal handling and construction sequence of the Z80 test board.

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Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
This commit is contained in:
Adrian Conlon 2018-11-24 10:56:00 +00:00
parent cec760767a
commit 5ff883305e
2 changed files with 37 additions and 67 deletions
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93
Z80/test/Board.cpp
View File

@ -1,19 +1,11 @@
#include "stdafx.h"
#include "Board.h"
#include <Disassembler.h>
Board::Board(const Configuration& configuration)
: m_configuration(configuration),
m_cpu(EightBit::Z80(*this, m_ports)),
m_disassembler(*this),
m_profiler(m_cpu, m_disassembler) {
}
: m_configuration(configuration) {}
void Board::powerOn() {
EightBit::Bus::powerOn();
CPU().powerOn();
CPU().reset();
}
@ -26,73 +18,56 @@ void Board::powerOff() {
void Board::initialise() {
auto romDirectory = m_configuration.getRomDirectory();
//m_ram.load(romDirectory + "/prelim.com", 0x100); // Bartholomew preliminary
//m_ram.load(romDirectory + "/zexdoc.com", 0x100); // Cringle/Bartholomew
m_ram.load(romDirectory + "/zexall.com", 0x100); // Cringle/Bartholomew
//m_ram.load(romDirectory + "/CPUTEST.COM", 0x100); // SuperSoft diagnostics
m_cpu.ExecutingInstruction.connect(std::bind(&Board::Cpu_ExecutingInstruction_Cpm, this, std::placeholders::_1));
m_cpu.ExecutingInstruction.connect([this] (EightBit::Z80& cpu) {
if (UNLIKELY(EightBit::Chip::lowered(cpu.HALT())))
powerOff();
switch (cpu.PC().word) {
case 0x0: // CP/M warm start
if (++m_warmstartCount == 3) {
powerOff();
if (m_configuration.isProfileMode())
m_profiler.dump();
}
break;
case 0x5: // BDOS
bdos();
break;
default:
break;
}
});
if (m_configuration.isProfileMode()) {
m_cpu.ExecutingInstruction.connect(std::bind(&Board::Cpu_ExecutingInstruction_Profile, this, std::placeholders::_1));
}
if (m_configuration.isProfileMode())
m_cpu.ExecutingInstruction.connect([this] (EightBit::Z80& cpu) {
const auto pc = cpu.PC();
m_profiler.addAddress(pc.word);
m_profiler.addInstruction(peek(pc));
});
if (m_configuration.isDebugMode()) {
m_cpu.ExecutingInstruction.connect(std::bind(&Board::Cpu_ExecutingInstruction_Debug, this, std::placeholders::_1));
}
if (m_configuration.isDebugMode())
m_cpu.ExecutingInstruction.connect([this] (EightBit::Z80& cpu) {
std::cerr
<< EightBit::Disassembler::state(cpu)
<< "\t"
<< m_disassembler.disassemble(cpu)
<< std::endl;
});
poke(0, 0xc3); // JMP
CPU().pokeWord(1, m_configuration.getStartAddress());
poke(5, 0xc9); // ret
}
void Board::Cpu_ExecutingInstruction_Cpm(EightBit::Z80& cpu) {
if (UNLIKELY(EightBit::Chip::lowered(cpu.HALT())))
powerOff();
switch (cpu.PC().word) {
case 0x0: // CP/M warm start
if (++m_warmstartCount == 3) {
powerOff();
if (m_configuration.isProfileMode()) {
m_profiler.dump();
}
}
break;
case 0x5: // BDOS
bdos();
break;
default:
break;
}
}
void Board::bdos() {
switch (CPU().C()) {
case 0x2:
std::cout << CPU().E();
break;
case 0x9:
for (uint16_t i = CPU().DE().word; peek(i) != '$'; ++i) {
for (uint16_t i = CPU().DE().word; peek(i) != '$'; ++i)
std::cout << peek(i);
}
break;
}
}
void Board::Cpu_ExecutingInstruction_Profile(EightBit::Z80& cpu) {
const auto pc = cpu.PC();
m_profiler.addAddress(pc.word);
m_profiler.addInstruction(peek(pc));
}
void Board::Cpu_ExecutingInstruction_Debug(EightBit::Z80& cpu) {
std::cerr
<< EightBit::Disassembler::state(cpu)
<< "\t"
<< m_disassembler.disassemble(cpu)
<< std::endl;
}

11
Z80/test/Board.h
View File

@ -31,15 +31,10 @@ private:
const Configuration& m_configuration;
EightBit::Ram m_ram = 0x10000;
EightBit::InputOutput m_ports;
EightBit::Z80 m_cpu;
EightBit::Disassembler m_disassembler;
EightBit::Profiler m_profiler;
EightBit::Z80 m_cpu = { *this, m_ports };
EightBit::Disassembler m_disassembler = *this;
EightBit::Profiler m_profiler = { m_cpu, m_disassembler };
int m_warmstartCount = 0;
void Cpu_ExecutingInstruction_Cpm(EightBit::Z80& cpu);
void Cpu_ExecutingInstruction_Debug(EightBit::Z80& cpu);
void Cpu_ExecutingInstruction_Profile(EightBit::Z80& cpu);
void bdos();
};