reactos/hal/halx86/legacy/halpcat.c

135 lines
2.9 KiB
C

/*
* PROJECT: ReactOS HAL
* LICENSE: BSD - See COPYING.ARM in the top level directory
* FILE: hal/halx86/legacy/halpcat.c
* PURPOSE: HAL Legacy Support Code
* PROGRAMMERS: ReactOS Portable Systems Group
*/
/* INCLUDES *******************************************************************/
#include <hal.h>
#define NDEBUG
#include <debug.h>
#if defined(ALLOC_PRAGMA) && !defined(_MINIHAL_)
//#pragma alloc_text(INIT, HaliInitPnpDriver)
#pragma alloc_text(INIT, HalpBuildAddressMap)
#pragma alloc_text(INIT, HalpGetDebugPortTable)
#pragma alloc_text(INIT, HalpIs16BitPortDecodeSupported)
#pragma alloc_text(INIT, HalpSetupAcpiPhase0)
#pragma alloc_text(INIT, HalReportResourceUsage)
#endif
/* GLOBALS ********************************************************************/
/* This determines the HAL type */
BOOLEAN HalDisableFirmwareMapper = FALSE;
PWCHAR HalHardwareIdString = L"e_isa_up";
PWCHAR HalName = L"PC Compatible Eisa/Isa HAL";
/* PRIVATE FUNCTIONS **********************************************************/
INIT_SECTION
NTSTATUS
NTAPI
HalpSetupAcpiPhase0(IN PLOADER_PARAMETER_BLOCK LoaderBlock)
{
/* There is no ACPI on these HALs */
return STATUS_NO_SUCH_DEVICE;
}
INIT_SECTION
VOID
NTAPI
HalpBuildAddressMap(VOID)
{
/* FIXME: Inherit ROM blocks from the registry */
//HalpInheritROMBlocks();
/* FIXME: Add the ROM blocks to our ranges */
//HalpAddROMRanges();
}
INIT_SECTION
BOOLEAN
NTAPI
HalpGetDebugPortTable(VOID)
{
/* No ACPI */
return FALSE;
}
INIT_SECTION
ULONG
NTAPI
HalpIs16BitPortDecodeSupported(VOID)
{
/* Only EISA systems support this */
return (HalpBusType == MACHINE_TYPE_EISA) ? CM_RESOURCE_PORT_16_BIT_DECODE : 0;
}
#if 0
INIT_SECTION
NTSTATUS
NTAPI
HaliInitPnpDriver(VOID)
{
/* On PC-AT, this will interface with the PCI driver */
//HalpDebugPciBus();
return STATUS_SUCCESS;
}
#endif
/*
* @implemented
*/
INIT_SECTION
VOID
NTAPI
HalReportResourceUsage(VOID)
{
INTERFACE_TYPE InterfaceType;
UNICODE_STRING HalString;
/* FIXME: Initialize MCA bus */
/* Initialize PCI bus. */
HalpInitializePciBus();
/* Initialize the stubs */
HalpInitializePciStubs();
/* What kind of bus is this? */
switch (HalpBusType)
{
/* ISA Machine */
case MACHINE_TYPE_ISA:
InterfaceType = Isa;
break;
/* EISA Machine */
case MACHINE_TYPE_EISA:
InterfaceType = Eisa;
break;
/* MCA Machine */
case MACHINE_TYPE_MCA:
InterfaceType = MicroChannel;
break;
/* Unknown */
default:
InterfaceType = Internal;
break;
}
/* Build HAL usage */
RtlInitUnicodeString(&HalString, HalName);
HalpReportResourceUsage(&HalString, InterfaceType);
/* Setup PCI debugging and Hibernation */
HalpRegisterPciDebuggingDeviceInfo();
}
/* EOF */