reactos/hal/halx86/generic/usage.c

   1 /*
   2  * PROJECT:         ReactOS HAL
   3  * LICENSE:         GPL - See COPYING in the top level directory
   4  * FILE:            hal/halx86/generic/usage.c
   5  * PURPOSE:         HAL Resource Report Routines
   6  * PROGRAMMERS:     Stefan Ginsberg (stefan.ginsberg@reactos.org)
   7  */
   8
   9 /* INCLUDES *******************************************************************/
  10
  11 #include <hal.h>
  12 #define NDEBUG
  13 #include <debug.h>
  14
  15 /* GLOBALS ********************************************************************/
  16
  17 PUCHAR KdComPortInUse;
  18 PADDRESS_USAGE HalpAddressUsageList;
  19 IDTUsageFlags HalpIDTUsageFlags[MAXIMUM_IDTVECTOR];
  20 IDTUsage HalpIDTUsage[MAXIMUM_IDTVECTOR];
  21
  22 ADDRESS_USAGE HalpDefaultIoSpace =
  23 {
  24     NULL, CmResourceTypePort, IDT_INTERNAL,
  25     {
  26         {0x2000,  0xC000}, /* PIC?? */
  27         {0xC000,  0x1000}, /* DMA 2 */
  28         {0x8000,  0x1000}, /* DMA 1 */
  29         {0x2000,  0x200},  /* PIC 1 */
  30         {0xA000,  0x200},  /* PIC 2 */
  31         {0x4000,  0x400},  /* PIT 1 */
  32         {0x4800,  0x400},  /* PIT 2 */
  33         {0x9200,  0x100},  /* ????? */
  34         {0x7000,  0x200},  /* CMOS  */
  35         {0xF000,  0x1000}, /* ????? */
  36         {0xCF800, 0x800},  /* PCI 0 */
  37         {0,0},
  38     }
  39 };
  40
  41 /* FUNCTIONS ******************************************************************/
  42
  43 VOID
  44 NTAPI
  45 HalpReportResourceUsage(IN PUNICODE_STRING HalName,
  46                         IN INTERFACE_TYPE InterfaceType)
  47 {
  48     DbgPrint("%wZ has been initialized\n", HalName);
  49 }
  50
  51 VOID
  52 NTAPI
  53 HalpRegisterVector(IN UCHAR Flags,
  54                    IN ULONG BusVector,
  55                    IN ULONG SystemVector,
  56                    IN KIRQL Irql)
  57 {
  58     /* Save the vector flags */
  59     HalpIDTUsageFlags[SystemVector].Flags = Flags;
  60
  61     /* Save the vector data */
  62     HalpIDTUsage[SystemVector].Irql  = Irql;
  63     HalpIDTUsage[SystemVector].BusReleativeVector = BusVector;
  64 }
  65
  66 VOID
  67 NTAPI
  68 HalpEnableInterruptHandler(IN UCHAR Flags,
  69                            IN ULONG BusVector,
  70                            IN ULONG SystemVector,
  71                            IN KIRQL Irql,
  72                            IN PVOID Handler,
  73                            IN KINTERRUPT_MODE Mode)
  74 {
  75     UCHAR Entry;
  76
  77     /* Convert the vector into the IDT entry */
  78     Entry = HalVectorToIDTEntry(SystemVector);
  79
  80     /* Register the vector */
  81     HalpRegisterVector(Flags, BusVector, SystemVector, Irql);
  82
  83     /* Connect the interrupt */
  84     ((PKIPCR)KeGetPcr())->IDT[Entry].ExtendedOffset = (USHORT)(((ULONG_PTR)Handler >> 16) & 0xFFFF);
  85     ((PKIPCR)KeGetPcr())->IDT[Entry].Offset = (USHORT)((ULONG_PTR)Handler);
  86
  87     /* Enable the interrupt */
  88     HalEnableSystemInterrupt(SystemVector, Irql, Mode);
  89 }
  90
  91 /*
  92  * @unimplemented
  93  */
  94 VOID
  95 NTAPI
  96 HalReportResourceUsage(VOID)
  97 {
  98     INTERFACE_TYPE InterfaceType;
  99     UNICODE_STRING HalString;
 100
 101     /* FIXME: Initialize DMA 64-bit support */
 102
 103     /* FIXME: Initialize MCA bus */
 104
 105     /* Initialize PCI bus. */
 106     HalpInitializePciBus();
 107
 108     /* Initialize the stubs */
 109     HalpInitializePciStubs();
 110
 111     /* What kind of bus is this? */
 112     switch (HalpBusType)
 113     {
 114         /* ISA Machine */
 115         case MACHINE_TYPE_ISA:
 116             InterfaceType = Isa;
 117             break;
 118
 119         /* EISA Machine */
 120         case MACHINE_TYPE_EISA:
 121             InterfaceType = Eisa;
 122             break;
 123
 124         /* MCA Machine */
 125         case MACHINE_TYPE_MCA:
 126             InterfaceType = MicroChannel;
 127             break;
 128
 129         /* Unknown */
 130         default:
 131             InterfaceType = Internal;
 132             break;
 133     }
 134
 135     /* Build HAL usage */
 136     RtlInitUnicodeString(&HalString, L"PC Compatible Eisa/Isa HAL");
 137     HalpReportResourceUsage(&HalString, InterfaceType);
 138
 139     /* FIXME: Setup PCI debugging and Hibernation */
 140 }