From 693bb437a234fd805167755bc6d47b4e28f6d81a Mon Sep 17 00:00:00 2001
From: sorgelig <pour.garbage@gmail.com>
Date: Wed, 28 Dec 2016 23:17:12 +0800
Subject: [PATCH] Emulate BUTTON2 with CTRL+Alt+Alt/CTRL+Amiga+Amiga which is
 usually reset for 8bit cores.

---
 user_io.c | 29 +++++++++++++++++++++++------
 1 file changed, 23 insertions(+), 6 deletions(-)

diff --git a/user_io.c b/user_io.c
index 6d07497..a0e2420 100644
--- a/user_io.c
+++ b/user_io.c
@@ -705,6 +705,8 @@ unsigned long user_io_8bit_set_status(unsigned long new_status, unsigned long ma
   return status;
 }
 
+char kbd_reset = 0;
+
 void user_io_send_buttons(char force) {
   static unsigned char key_map = 0;
 
@@ -718,6 +720,7 @@ void user_io_send_buttons(char force) {
 
   if(adc_state & 4) map |= BUTTON1;
   if(adc_state & 8) map |= BUTTON2;
+  if(kbd_reset)     map |= BUTTON2;
 
   // TODO adding conf here
   if (mist_cfg.scandoubler_disable) 
@@ -1394,12 +1397,26 @@ unsigned short keycode(unsigned char in) {
   return MISS;
 }
 
-void check_reset(unsigned char modifiers, char useAlt) {
-  if((core_type == CORE_TYPE_MINIMIG) ||
-     (core_type == CORE_TYPE_MINIMIG2)) {
-    if(modifiers == (useAlt ? 0x45 : 0x89)) // ctrl - alt - alt / ctrl - amiga - amiga
-      OsdReset(RESET_NORMAL);
-  }
+void check_reset(unsigned char modifiers, char useAlt)
+{
+	if(modifiers == (useAlt ? 0x45 : 0x89)) // ctrl - alt - alt / ctrl - amiga - amiga
+	{
+		switch(core_type)
+		{
+			case CORE_TYPE_MINIMIG:
+			case CORE_TYPE_MINIMIG2:
+				OsdReset(RESET_NORMAL);
+				break;
+
+			case CORE_TYPE_8BIT:
+				kbd_reset = 1;
+				break;
+		}
+	}
+	else
+	{
+		kbd_reset = 0;
+	}
 }
 
 unsigned short modifier_keycode(unsigned char index) {