From dcc0ee36790fa62d23bdb899fe5dc0fdbedebbf7 Mon Sep 17 00:00:00 2001
From: Thomas Harte <thomas.harte@gmail.com>
Date: Sat, 16 May 2020 17:44:15 -0400
Subject: [PATCH] Adds input line capture.

---
 Processors/68000/State/State.cpp | 27 ++++++++++++++++++++++-----
 Processors/68000/State/State.hpp |  8 ++++++++
 2 files changed, 30 insertions(+), 5 deletions(-)

diff --git a/Processors/68000/State/State.cpp b/Processors/68000/State/State.cpp
index 083d13f2f..a24dca4a2 100644
--- a/Processors/68000/State/State.cpp
+++ b/Processors/68000/State/State.cpp
@@ -11,6 +11,7 @@
 using namespace CPU::MC68000;
 
 State::State(const ProcessorBase &src): State() {
+	// Registers.
 	for(int c = 0; c < 7; ++c) {
 		registers.address[c] = src.address_[c].full;
 		registers.data[c] = src.data_[c].full;
@@ -21,6 +22,15 @@ State::State(const ProcessorBase &src): State() {
 	registers.status = src.get_status();
 	registers.program_counter = src.program_counter_.full;
 	registers.prefetch = src.prefetch_queue_.full;
+
+	// Inputs.
+	inputs.bus_interrupt_level = uint8_t(src.bus_interrupt_level_);
+	inputs.dtack = src.dtack_;
+	inputs.is_peripheral_address = src.is_peripheral_address_;
+	inputs.bus_error = src.bus_error_;
+	inputs.bus_request = src.bus_request_;
+	inputs.bus_grant = false;	// TODO (within the 68000).
+	inputs.halt = src.halt_;
 }
 
 void State::apply(ProcessorBase &target) {
@@ -47,12 +57,19 @@ State::Registers::Registers() {
 	}
 }
 
+State::Inputs::Inputs() {
+	if(needs_declare()) {
+		DeclareField(bus_interrupt_level);
+		DeclareField(dtack);
+		DeclareField(is_peripheral_address);
+		DeclareField(bus_error);
+		DeclareField(bus_request);
+		DeclareField(bus_grant);
+		DeclareField(halt);
+	}
+}
+
 State::ExecutionState::ExecutionState() {
 	if(needs_declare()) {
 	}
 }
-
-State::Inputs::Inputs() {
-	if(needs_declare()) {
-	}
-}
diff --git a/Processors/68000/State/State.hpp b/Processors/68000/State/State.hpp
index 15eda7273..4ed4fb14e 100644
--- a/Processors/68000/State/State.hpp
+++ b/Processors/68000/State/State.hpp
@@ -43,6 +43,14 @@ struct State: public Reflection::StructImpl<State> {
 		related to an access cycle.
 	*/
 	struct Inputs: public Reflection::StructImpl<Inputs> {
+		uint8_t bus_interrupt_level;
+		bool dtack;
+		bool is_peripheral_address;
+		bool bus_error;
+		bool bus_request;
+		bool bus_grant;
+		bool halt;
+
 		Inputs();
 	} inputs;