Main now launches a separate thread that spins - this results in halt exits not resum...

[palacios.git] / palacios / src / geekos / main.c

diff --git a/palacios/src/geekos/main.c b/palacios/src/geekos/main.c
index de46041..a81a85c 100644 (file)
--- a/palacios/src/geekos/main.c
+++ b/palacios/src/geekos/main.c
@@ -3,7 +3,7 @@
  * Copyright (c) 2001,2003,2004 David H. Hovemeyer <daveho@cs.umd.edu>
  * Copyright (c) 2003, Jeffrey K. Hollingsworth <hollings@cs.umd.edu>
  * Copyright (c) 2004, Iulian Neamtiu <neamtiu@cs.umd.edu>
- * $Revision: 1.35 $
+ * $Revision: 1.39 $
  * 
  * This is free software.  You are permitted to use,
  * redistribute, and modify it as specified in the file "COPYING".
@@ -36,12 +36,20 @@
 
 #include <geekos/vmm_stubs.h>
 
+#include <geekos/pci.h>
 
 
 
 #define SPEAKER_PORT 0x61
 
 
+void Spin()
+{
+  // hack - competing thread
+  while (1) {};
+
+}
+
 
 void Buzz(unsigned delay, unsigned num)
 {
@@ -173,10 +181,7 @@ int AllocateAndMapPagesForRange(uint_t start, uint_t length, pte_t template_pte)
  */
 void Main(struct Boot_Info* bootInfo)
 {
-  struct Kernel_Thread * key_thread;
-  struct Kernel_Thread * spkr_thread;
 
-  ulong_t doIBuzz = 0;
 
   Out_Byte(0x1234,5);
   Out_Byte(0x1234,5);
@@ -195,6 +200,9 @@ void Main(struct Boot_Info* bootInfo)
   Init_Keyboard();
   Init_VM(bootInfo);
   Init_Paging();
+  
+  Init_PCI();
+
   Init_Stubs();
 
   //  Init_IDE();
@@ -212,7 +220,22 @@ void Main(struct Boot_Info* bootInfo)
   */
 #endif
 
+
 #if 1
+  struct Kernel_Thread *spin_thread;
+
+  spin_thread=Start_Kernel_Thread(Spin,0,PRIORITY_NORMAL,false);
+
+#endif
+
+#if 0
+  {
+
+  struct Kernel_Thread * key_thread;
+  struct Kernel_Thread * spkr_thread;
+
+  ulong_t doIBuzz = 0;
+
   SerialPrint("Dumping BIOS code ffff0-fffff\n\n");
   SerialMemDump((unsigned char *)0x10fff0, 16);
   /*
@@ -223,7 +246,7 @@ void Main(struct Boot_Info* bootInfo)
   SerialPrint("Noisemaker and keyboard listener threads\n");
   key_thread = Start_Kernel_Thread(Keyboard_Listener, (ulong_t)&doIBuzz, PRIORITY_NORMAL, false);
   spkr_thread = Start_Kernel_Thread(Buzzer, (ulong_t)&doIBuzz, PRIORITY_NORMAL, false);
-
+  }
 #endif
 
   {
@@ -231,7 +254,8 @@ void Main(struct Boot_Info* bootInfo)
   }
 
 
-  
+  SerialPrint("RunVMM returned, spinning\n");
+  while (1) {} 
 
 
   TODO("Write a Virtual Machine Monitor");