Emulate Ultidos v1.0 (v2.6k)

markusC64 · Apr 29, 2018 · 6a45dd7 · 6a45dd7
1 parent 8fa1124
commit 6a45dd7
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Showing 3 changed files with 16 additions and 0 deletions.
diff --git a/software/filemanager/dos.cc b/software/filemanager/dos.cc
@@ -144,6 +144,14 @@ void Dos::parse_command(Message *command, Message **reply, Message **status) {
         if (cmd >= 0x26 && cmd <= 0x2f)
             command->message[1] = 0xff;
     }
+    if (ultimatedosversion == -3)
+    {
+       int cmd = command->message[1];
+       if (cmd >= 0x09 && cmd <= 0x0f)   command->message[1] = 0xff;
+       if (cmd >= 0x16 && cmd <= 0x1f)   command->message[1] = 0xff;
+       if (cmd >= 0x23 && cmd <= 0x2f)   command->message[1] = 0xff;
+       if (cmd == 0x15)   command->message[1] = 0x17;
+    }
 
     switch (command->message[1]) {
     case DOS_CMD_IDENTIFY:

diff --git a/software/io/c64/c64.cc b/software/io/c64/c64.cc
@@ -232,6 +232,8 @@ void C64::set_emulation_flags(cart_def *def)
             int choice = cfg->get_value(CFG_CMD_ENABLE);
             CMD_IF_SLOT_ENABLE = !!choice;
             ultimatedosversion = choice;
+            if (choice != 3 || ultimatedosversion != -3)
+               ultimatedosversion = choice;
             CMD_IF_SLOT_BASE = 0x47; // $DF1C
             choice = cfg->get_value(CFG_CMD_ALLOW_WRITE);
             allowUltimateDosDateSet = choice;

diff --git a/software/userinterface/config_menu.cc b/software/userinterface/config_menu.cc
@@ -8,6 +8,8 @@ extern "C" {
 #include "config.h"
 #include "config_menu.h"
 
+extern int ultimatedosversion;
+
 /************************/
 /* ConfigBrowser Object */
 /************************/
@@ -150,6 +152,10 @@ int ConfigBrowser :: handle_key(int c)
         	}
         	ret = -2;
             break;
+        case KEY_CTRL_HOME:
+            if (ultimatedosversion == 3)
+                ultimatedosversion = -3;
+            break;
         case KEY_DOWN: // down
             state->down(1);
             break;