From de48c1cf2c543f814ec40ecf9a7201b195ea7fa6 Mon Sep 17 00:00:00 2001 From: alyosha-tas Date: Wed, 25 May 2016 12:38:28 -0400 Subject: [PATCH] check for protection from memory peeks WIP --- BizHawk.Emulation.Cores/Consoles/Atari/2600/Tia/TIA.cs | 3 +++ 1 file changed, 3 insertions(+) diff --git a/BizHawk.Emulation.Cores/Consoles/Atari/2600/Tia/TIA.cs b/BizHawk.Emulation.Cores/Consoles/Atari/2600/Tia/TIA.cs index e48ec3d29f..f134ca4a24 100644 --- a/BizHawk.Emulation.Cores/Consoles/Atari/2600/Tia/TIA.cs +++ b/BizHawk.Emulation.Cores/Consoles/Atari/2600/Tia/TIA.cs @@ -1131,6 +1131,8 @@ namespace BizHawk.Emulation.Cores.Atari.Atari2600 // happens to the undriven pins. Most of the time, they will be in whatever state they were when previously //assigned in some other bus access, so let's go with that. coll+=(byte)(mask & bus_state); + + // this might need to be peek protected, let's just make a note of it for now bus_state = (int)coll; return coll; } @@ -1138,6 +1140,7 @@ namespace BizHawk.Emulation.Cores.Atari.Atari2600 public void WriteMemory(ushort addr, byte value) { var maskedAddr = (ushort)(addr & 0x3f); + // this might need to be poke protected, let's just make a note of it for now bus_state = value; if (maskedAddr == 0x00) // VSYNC