Buglocating: Some random corruption in VFS, FDD lockups

[tpg/acess2.git] / Kernel / drv / kb.c

diff --git a/Kernel/drv/kb.c b/Kernel/drv/kb.c
index 923a58f..07e07f5 100644 (file)
--- a/Kernel/drv/kb.c
+++ b/Kernel/drv/kb.c
@@ -45,6 +45,8 @@ Uint8 gbaKB_States[3][256];
  int   giKB_KeyLayer = 0;
 #if USE_KERNEL_MAGIC
  int   gbKB_MagicState = 0;
+ int   giKB_MagicAddress = 0;
+ int   giKB_MagicAddressPos = 0;
 #endif
 //Uint64       giKB_ReadBase = 0;
 //Uint32       gaKB_Buffer[KB_BUFFER_SIZE];    //!< Keyboard Ring Buffer
@@ -184,14 +186,24 @@ void KB_IRQHandler(int IRQNum)
        {
                switch(ch)
                {
-               // Kernel Panic (Page Fault)
-               case 'q':       *((int*)1) = 0; return;
-               // Bochs Magic Breakpoint
-               case 'd':       __asm__ __volatile__ ("xchg %bx, %bx"); return;
+               case '0':       case '1':       case '2':       case '3':
+               case '4':       case '5':       case '6':       case '7':
+               case '8':       case '9':       case 'a':       case 'b':
+               case 'c':       case 'd':       case 'e':       case 'f':
+                       {
+                       char    str[2] = {ch,0};
+                       if(giKB_MagicAddressPos == BITS/4)      break;
+                       giKB_MagicAddress |= atoi(str) << giKB_MagicAddressPos;
+                       giKB_MagicAddressPos ++;
+                       }
+                       break;
+               
                // Thread List Dump
                case 'p':       Threads_Dump(); return;
                // Heap Statistics
                case 'h':       Heap_Stats();   return;
+               // Dump Structure
+               case 's':       return;
                }
        }
        #endif