103 lines
1.9 KiB
C
103 lines
1.9 KiB
C
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/*++
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Copyright (c) 1989 Microsoft Corporation
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Module Name:
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eisa.h
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Abstract:
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This module contains the i386 EISA bus specific header file.
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Author:
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Shie-Lin Tzong (shielint) 6-June-1991
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Revision History:
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--*/
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//
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// SU module's version of the memory descriptor
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//
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typedef struct _MEMORY_LIST_ENTRY {
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ULONG BlockBase;
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ULONG BlockSize;
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} MEMORY_LIST_ENTRY, *PMEMORY_LIST_ENTRY;
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//
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// SU module's version of the address space parameters for int-15 E820 calls
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//
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typedef struct {
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ULONG ErrorFlag;
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ULONG Key;
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ULONG Size;
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struct {
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ULONG BaseAddrLow;
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ULONG BaseAddrHigh;
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ULONG SizeLow;
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ULONG SizeHigh;
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ULONG MemoryType;
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} Descriptor;
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} E820Frame;
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//
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// Misc. definitions
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//
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#define _16MEGB ((ULONG)16 * 1024 * 1024)
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#define _64MEGB ((ULONG)64 * 1024 * 1024)
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typedef CM_EISA_SLOT_INFORMATION BTEISA_SLOT_INFORMATION;
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typedef CM_EISA_SLOT_INFORMATION *PBTEISA_SLOT_INFORMATION;
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typedef CM_EISA_FUNCTION_INFORMATION BTEISA_FUNCTION_INFORMATION;
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typedef CM_EISA_FUNCTION_INFORMATION *PBTEISA_FUNCTION_INFORMATION;
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typedef EISA_MEMORY_CONFIGURATION BTEISA_MEMORY_CONFIGURATION;
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typedef EISA_MEMORY_CONFIGURATION *PBTEISA_MEMORY_CONFIGURATION;
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BOOLEAN
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FindFunctionInformation (
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IN UCHAR SlotFlags,
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IN UCHAR FunctionFlags,
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OUT PBTEISA_FUNCTION_INFORMATION Buffer,
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IN BOOLEAN FromBeginning
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);
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USHORT
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CountMemoryBlocks (
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VOID
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);
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ULONG
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EisaConstructMemoryDescriptors (
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VOID
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);
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UCHAR
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BtGetEisaSlotInformation (
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PBTEISA_SLOT_INFORMATION SlotInformation,
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UCHAR Slot
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);
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UCHAR
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BtGetEisaFunctionInformation (
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PBTEISA_FUNCTION_INFORMATION FunctionInformation,
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UCHAR Slot,
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UCHAR Function
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);
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BOOLEAN
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BtIsEisaSystem (
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VOID
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);
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//
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// External References
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//
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extern MEMORY_LIST_ENTRY _far *MemoryDescriptorList;
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