From 049ab065449d4237734ff6fb2214fe09482d255f Mon Sep 17 00:00:00 2001
From: tildearrow <tildearrow@protonmail.com>
Date: Thu, 4 Aug 2022 23:37:28 -0500
Subject: [PATCH] PCE: add option to pick A/non-A revision of chip

---
 src/engine/platform/pce.cpp | 13 +++++++++++--
 src/gui/sysConf.cpp         |  7 +++++++
 2 files changed, 18 insertions(+), 2 deletions(-)

diff --git a/src/engine/platform/pce.cpp b/src/engine/platform/pce.cpp
index a61b61836..d46e012ce 100644
--- a/src/engine/platform/pce.cpp
+++ b/src/engine/platform/pce.cpp
@@ -569,6 +569,12 @@ void DivPlatformPCE::setFlags(unsigned int flags) {
   for (int i=0; i<6; i++) {
     oscBuf[i]->rate=rate;
   }
+
+  if (pce!=NULL) {
+    delete pce;
+    pce=NULL;
+  }
+  pce=new PCE_PSG(tempL,tempR,(flags&4)?PCE_PSG::REVISION_HUC6280A:PCE_PSG::REVISION_HUC6280);
 }
 
 void DivPlatformPCE::poke(unsigned int addr, unsigned short val) {
@@ -587,8 +593,8 @@ int DivPlatformPCE::init(DivEngine* p, int channels, int sugRate, unsigned int f
     isMuted[i]=false;
     oscBuf[i]=new DivDispatchOscBuffer;
   }
+  pce=NULL;
   setFlags(flags);
-  pce=new PCE_PSG(tempL,tempR,PCE_PSG::REVISION_HUC6280A);
   reset();
   return 6;
 }
@@ -597,7 +603,10 @@ void DivPlatformPCE::quit() {
   for (int i=0; i<6; i++) {
     delete oscBuf[i];
   }
-  delete pce;
+  if (pce!=NULL) {
+    delete pce;
+    pce=NULL;
+  }
 }
 
 DivPlatformPCE::~DivPlatformPCE() {
diff --git a/src/gui/sysConf.cpp b/src/gui/sysConf.cpp
index 7c624f309..4cc1784a6 100644
--- a/src/gui/sysConf.cpp
+++ b/src/gui/sysConf.cpp
@@ -118,6 +118,13 @@ void FurnaceGUI::drawSysConf(int chan, DivSystem type, unsigned int& flags, bool
       if (ImGui::Checkbox("Disable anti-click",&antiClick)) {
         copyOfFlags=(flags&(~8))|(antiClick<<3);
       }
+      ImGui::Text("Chip revision:");
+      if (ImGui::RadioButton("HuC6280 (original)",(flags&4)==0)) {
+        copyOfFlags=(flags&(~4))|0;
+      }
+      if (ImGui::RadioButton("HuC6280A (SuperGrafx)",(flags&4)==4)) {
+        copyOfFlags=(flags&(~4))|4;
+      }
       break;
     }
     case DIV_SYSTEM_SOUND_UNIT: {