halinit_mp.c File Reference

#include <hal.h>
#include <debug.h>

Include dependency graph for halinit_mp.c:

Go to the source code of this file.

Macros
#define	NDEBUG

Functions
BOOLEAN	HaliFindSmpConfig (VOID)
VOID NTAPI	HalpInitializePICs (IN BOOLEAN EnableInterrupts)
VOID	HalpInitPhase0 (PLOADER_PARAMETER_BLOCK LoaderBlock)
VOID	HalpInitPhase1 (VOID)

Variables
ULONG_PTR	KernelBase

Macro Definition Documentation

NDEBUG

#define NDEBUG

Definition at line 14 of file halinit_mp.c.

Function Documentation

HaliFindSmpConfig()

BOOLEAN HaliFindSmpConfig

(

VOID

)

Definition at line 605 of file mpconfig.c.

{
   /*
     Scan the system memory for an MP configuration table
       1) Scan the first KB of system base memory
       2) Scan the last KB of system base memory
       3) Scan the BIOS ROM address space between 0F0000h and 0FFFFFh
       4) Scan the first KB from the Extended BIOS Data Area
   */
 
   if (!HaliScanForMPConfigTable(0x0, 0x400))
   {
      if (!HaliScanForMPConfigTable(0x9FC00, 0x400))
      {
         if (!HaliScanForMPConfigTable(0xF0000, 0x10000))
         {
            if (!HaliScanForMPConfigTable(*((PUSHORT)0x040E) << 4, 0x400))
        {
               DPRINT("No multiprocessor compliant system found.\n");
               return FALSE;
            }
         }
      }
   }
 
   if (HaliGetSmpConfig())
   {
      return TRUE;
   }
   else
   {
      DPRINT("No MP config table found\n");
      return FALSE;
   }
 
}

Referenced by HalpInitPhase0().

HalpInitializePICs()

VOID NTAPI HalpInitializePICs

(

IN BOOLEAN

EnableInterrupts

)

Definition at line 24 of file halinit_mp.c.

{
    UNIMPLEMENTED;
}

HalpInitPhase0()

VOID HalpInitPhase0

(

PLOADER_PARAMETER_BLOCK

LoaderBlock

)

Definition at line 30 of file halinit_mp.c.

{
   static BOOLEAN MPSInitialized = FALSE;
 
 
   /* Only initialize MP system once. Once called the first time,
      each subsequent call is part of the initialization sequence
      for an application processor. */
 
   DPRINT("HalpInitPhase0()\n");
 
 
   if (MPSInitialized)
   {
      ASSERT(FALSE);
   }
 
   MPSInitialized = TRUE;
 
   if (!HaliFindSmpConfig())
   {
      ASSERT(FALSE);
   }
 
   /* store the kernel base for later use */
   KernelBase = (ULONG_PTR)CONTAINING_RECORD(LoaderBlock->LoadOrderListHead.Flink, LDR_DATA_TABLE_ENTRY, InLoadOrderLinks)->DllBase;
 
}

Referenced by HalInitSystem().

HalpInitPhase1()

VOID HalpInitPhase1

(

VOID

)

Definition at line 61 of file halinit_mp.c.

{
}

Variable Documentation

KernelBase

ULONG_PTR KernelBase

Definition at line 20 of file halinit_mp.c.

Referenced by HalpInitPhase0(), and LoadWindowsCore().