reactos/hal/halx86/misc.c

   1 /* $Id: misc.c,v 1.6 2004/10/31 19:45:16 ekohl Exp $
   2  *
   3  * COPYRIGHT:             See COPYING in the top level directory
   4  * PROJECT:               ReactOS kernel
   5  * FILE:                  ntoskrnl/hal/x86/misc.c
   6  * PURPOSE:               Miscellaneous hardware functions
   7  * PROGRAMMER:            Eric Kohl (ekohl@rz-online.de)
   8  */
   9
  10 /* INCLUDES *****************************************************************/
  11
  12 #include <ddk/ntddk.h>
  13 #include <hal.h>
  14
  15 /* FUNCTIONS ****************************************************************/
  16
  17 VOID STDCALL
  18 HalHandleNMI(ULONG Unused)
  19 {
  20   UCHAR ucStatus;
  21
  22   ucStatus = READ_PORT_UCHAR((PUCHAR) 0x61);
  23
  24   HalDisplayString ("\n*** Hardware Malfunction\n\n");
  25   HalDisplayString ("Call your hardware vendor for support\n\n");
  26
  27   if (ucStatus & 0x80)
  28     HalDisplayString ("NMI: Parity Check / Memory Parity Error\n");
  29
  30   if (ucStatus & 0x40)
  31     HalDisplayString ("NMI: Channel Check / IOCHK\n");
  32
  33   HalDisplayString ("\n*** The system has halted ***\n");
  34   KeEnterKernelDebugger ();
  35 }
  36
  37
  38 VOID STDCALL
  39 HalProcessorIdle(VOID)
  40 {
  41 #if 1
  42   Ki386EnableInterrupts();
  43   Ki386HaltProcessor();
  44 #else
  45
  46 #endif
  47 }
  48
  49
  50 VOID STDCALL
  51 HalRequestIpi(ULONG Unknown)
  52 {
  53   return;
  54 }
  55
  56
  57 ULONG FASTCALL
  58 HalSystemVectorDispatchEntry (
  59         ULONG   Unknown1,
  60         ULONG   Unknown2,
  61         ULONG   Unknown3
  62         )
  63 {
  64   return 0;
  65 }
  66
  67
  68 VOID STDCALL
  69 KeFlushWriteBuffer(VOID)
  70 {
  71   return;
  72 }
  73
  74
  75 VOID STDCALL
  76 HalReportResourceUsage(VOID)
  77 {
  78   /*
  79    * FIXME: Report all resources used by hal.
  80    *        Calls IoReportHalResourceUsage()
  81    */
  82
  83   /* Initialize PCI bus. */
  84   HalpInitPciBus ();
  85
  86   return;
  87 }
  88
  89 /* EOF */