From 388842e57864626a976b10ae300aa4437294e904 Mon Sep 17 00:00:00 2001
From: pbrazzle <prb50@pitt.edu>
Date: Tue, 6 Feb 2024 12:17:50 -0500
Subject: [PATCH] Setting up Component Connections

---
 src/MemoryTypes/Component/Bank.cpp            | 12 +++++++++
 src/MemoryTypes/Component/Bank.h              |  6 +++++
 src/MemoryTypes/Component/Bus.cpp             | 12 +++++++++
 src/MemoryTypes/Component/Bus.h               |  5 ++++
 src/MemoryTypes/Component/ComponentSystem.cpp | 26 ++++++++++++++++---
 src/MemoryTypes/Component/ComponentSystem.h   | 12 ++++++++-
 .../Component/MemoryController.cpp            |  7 +++++
 src/MemoryTypes/Component/MemoryController.h  |  4 +++
 8 files changed, 79 insertions(+), 5 deletions(-)

diff --git a/src/MemoryTypes/Component/Bank.cpp b/src/MemoryTypes/Component/Bank.cpp
index 6846bb3..f9bdaa3 100644
--- a/src/MemoryTypes/Component/Bank.cpp
+++ b/src/MemoryTypes/Component/Bank.cpp
@@ -13,3 +13,15 @@ void NVM::ComponentType::Bank::cycle() {}
 NVM::Stats::StatBlock NVM::ComponentType::Bank::getStats() {
     return Stats::StatBlock();
 }
+
+void NVM::ComponentType::Bank::setResponseConnection(
+    Connection<BankResponse>* connection) {
+    responseConnection = connection;
+}
+
+void NVM::ComponentType::Bank::setCommandConnection(
+    Connection<MemoryCommand>* connection) {
+    commandConnection = connection;
+}
+
+bool NVM::ComponentType::Bank::busy() const { return false; }
diff --git a/src/MemoryTypes/Component/Bank.h b/src/MemoryTypes/Component/Bank.h
index e857749..511ef52 100644
--- a/src/MemoryTypes/Component/Bank.h
+++ b/src/MemoryTypes/Component/Bank.h
@@ -26,6 +26,12 @@ class Bank : public Component {
      */
     Stats::StatBlock getStats();
 
+    void setResponseConnection(Connection<BankResponse>* connection);
+
+    void setCommandConnection(Connection<MemoryCommand>* connection);
+
+    bool busy() const;
+
     private:
     Connection<BankResponse>* responseConnection;
     Connection<MemoryCommand>* commandConnection;
diff --git a/src/MemoryTypes/Component/Bus.cpp b/src/MemoryTypes/Component/Bus.cpp
index 90b3a0a..c5669b4 100644
--- a/src/MemoryTypes/Component/Bus.cpp
+++ b/src/MemoryTypes/Component/Bus.cpp
@@ -2,6 +2,8 @@
 
 #include "Stats/StatBlock.h"
 
+using namespace NVM::ComponentType;
+
 NVM::ComponentType::Bus::Bus() {}
 
 void NVM::ComponentType::Bus::process() {}
@@ -11,3 +13,13 @@ void NVM::ComponentType::Bus::cycle() {}
 NVM::Stats::StatBlock NVM::ComponentType::Bus::getStats() {
     return Stats::StatBlock();
 }
+
+bool NVM::ComponentType::Bus::busy() const { return false; }
+
+Connection<BankResponse>* NVM::ComponentType::Bus::getResponseConnection() {
+    return &bankConnection;
+}
+
+Connection<MemoryCommand>* NVM::ComponentType::Bus::getCommandConnection() {
+    return &commandConnection;
+}
diff --git a/src/MemoryTypes/Component/Bus.h b/src/MemoryTypes/Component/Bus.h
index d65be22..bc8e968 100644
--- a/src/MemoryTypes/Component/Bus.h
+++ b/src/MemoryTypes/Component/Bus.h
@@ -26,6 +26,11 @@ class Bus : public Component {
      */
     Stats::StatBlock getStats();
 
+    bool busy() const;
+
+    Connection<BankResponse>* getResponseConnection();
+    Connection<MemoryCommand>* getCommandConnection();
+
     private:
     Connection<BankResponse> bankConnection;
     Connection<MemoryCommand> commandConnection;
diff --git a/src/MemoryTypes/Component/ComponentSystem.cpp b/src/MemoryTypes/Component/ComponentSystem.cpp
index 5ab0186..00a3737 100644
--- a/src/MemoryTypes/Component/ComponentSystem.cpp
+++ b/src/MemoryTypes/Component/ComponentSystem.cpp
@@ -2,9 +2,23 @@
 
 #include "Stats/StatBlock.h"
 
-void NVM::ComponentType::ComponentSystem::process() {}
+NVM::ComponentType::ComponentSystem::ComponentSystem() {
+    bank.setCommandConnection(bus.getCommandConnection());
+    bank.setResponseConnection(bus.getResponseConnection());
+    controller.setCommandConnection(bus.getCommandConnection());
+}
+
+void NVM::ComponentType::ComponentSystem::process() {
+    bank.process();
+    bus.process();
+    controller.process();
+}
 
-void NVM::ComponentType::ComponentSystem::cycle() {}
+void NVM::ComponentType::ComponentSystem::cycle() {
+    bank.cycle();
+    bus.cycle();
+    controller.cycle();
+}
 
 NVM::Stats::StatBlock NVM::ComponentType::ComponentSystem::getStats() {
     return Stats::StatBlock();
@@ -32,9 +46,13 @@ bool NVM::ComponentType::ComponentSystem::pim(std::vector<Address> operands,
     return true;
 }
 
-bool NVM::ComponentType::ComponentSystem::isEmpty() const { return true; }
+bool NVM::ComponentType::ComponentSystem::isEmpty() const {
+    return !(bank.busy() || bus.busy() || controller.busy());
+}
 
-void NVM::ComponentType::ComponentSystem::cycle(unsigned int cycles) {}
+void NVM::ComponentType::ComponentSystem::cycle(unsigned int cycles) {
+    for (int i = 0; i < cycles; i++) cycle();
+}
 
 void NVM::ComponentType::ComponentSystem::printStats(std::ostream& statStream) {
 
diff --git a/src/MemoryTypes/Component/ComponentSystem.h b/src/MemoryTypes/Component/ComponentSystem.h
index 231c329..ca6d679 100644
--- a/src/MemoryTypes/Component/ComponentSystem.h
+++ b/src/MemoryTypes/Component/ComponentSystem.h
@@ -1,12 +1,17 @@
 #pragma once
 
 #include "Memory/MemorySystem.h"
+#include "MemoryTypes/Component/Bank.h"
+#include "MemoryTypes/Component/Bus.h"
 #include "MemoryTypes/Component/Component.h"
+#include "MemoryTypes/Component/MemoryController.h"
 
 namespace NVM::ComponentType {
 
 class ComponentSystem : public NVM::Memory::MemorySystem, Component {
     public:
+    ComponentSystem();
+
     /*
      *  Processes incoming commands from upstream Components
      */
@@ -34,9 +39,14 @@ class ComponentSystem : public NVM::Memory::MemorySystem, Component {
 
     bool isEmpty() const;
 
-    void cycle(unsigned int cycles = 1);
+    void cycle(unsigned int cycles);
 
     void printStats(std::ostream& statStream);
+
+    private:
+    Bank bank;
+    MemoryController controller;
+    Bus bus;
 };
 
 } // namespace NVM::ComponentType
\ No newline at end of file
diff --git a/src/MemoryTypes/Component/MemoryController.cpp b/src/MemoryTypes/Component/MemoryController.cpp
index 3757709..076eef4 100644
--- a/src/MemoryTypes/Component/MemoryController.cpp
+++ b/src/MemoryTypes/Component/MemoryController.cpp
@@ -12,3 +12,10 @@ void NVM::ComponentType::MemoryController::cycle() {}
 NVM::Stats::StatBlock NVM::ComponentType::MemoryController::getStats() {
     return Stats::StatBlock();
 }
+
+void NVM::ComponentType::MemoryController::setCommandConnection(
+    Connection<MemoryCommand>* connection) {
+    commandConnection = connection;
+}
+
+bool NVM::ComponentType::MemoryController::busy() const { return false; }
diff --git a/src/MemoryTypes/Component/MemoryController.h b/src/MemoryTypes/Component/MemoryController.h
index cc3d54d..471baf4 100644
--- a/src/MemoryTypes/Component/MemoryController.h
+++ b/src/MemoryTypes/Component/MemoryController.h
@@ -25,6 +25,10 @@ class MemoryController : public Component {
      */
     Stats::StatBlock getStats();
 
+    void setCommandConnection(Connection<MemoryCommand>* connection);
+
+    bool busy() const;
+
     private:
     Connection<MemoryCommand>* commandConnection;
 };