NT4/private/ntos/nthals/halalpha/lca4.h
2020-09-30 17:12:29 +02:00

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/*++
Copyright (c) 1993 Digital Equipment Corporation
Module Name:
lca4.h
Abstract:
This file defines the structures and definitions common to all
LCA4-based platforms (Low Cost Alpha in Hudson CMOS 4).
Author:
Joe Notarangelo 20-Oct-1993
Environment:
Kernel mode
Revision History:
--*/
#ifndef _LCA4H_
#define _LCA4H_
//
// Define QVA constants for LCA4.
//
#if !defined(QVA_ENABLE)
#define QVA_ENABLE (0xa0000000) // Identify VA as QVA
#endif //QVA_ENABLE
#define QVA_SELECTORS (0xE0000000) // Identify QVA bits
#define IO_BIT_SHIFT 0x05 // Bits to shift QVA
#define IO_BYTE_OFFSET 0x20 // Offset to next byte
#define IO_SHORT_OFFSET 0x40 // Offset to next short
#define IO_LONG_OFFSET 0x80 // Offset to next long
#define IO_BYTE_LEN 0x00 // Byte length
#define IO_WORD_LEN 0x08 // Word length
#define IO_TRIBYTE_LEN 0x10 // TriByte length
#define IO_LONG_LEN 0x18 // Longword length
//
// Define size of I/O and memory space for LCA4
//
#define PCI_MAX_IO_ADDRESS 0xFFFFFF // 16 Mb of IO Space
//
// Due we have 128MB total sparse space, of which some of it are holes
//
#define PCI_MAX_SPARSE_MEMORY_ADDRESS ((128*1024*1024) - 1)
#define PCI_MIN_DENSE_MEMORY_ADDRESS PCI_MAX_SPARSE_MEMORY_ADDRESS + 1 // 128 Mb
#define PCI_MAX_DENSE_MEMORY_ADDRESS (0xa0000000 -1) // 2.5 Gb
//
// Constant used by dense space I/O routines
//
#define PCI_DENSE_BASE_PHYSICAL_SUPERPAGE 0xfffffc0300000000
//
// Protect the assembly language code from C definitions.
//
#if !defined(_LANGUAGE_ASSEMBLY)
//
// QVA
// HAL_MAKE_QVA(
// ULONGLONG PhysicalAddress
// )
//
// Routine Description:
//
// This macro returns the Qva for a physical address in system space.
//
// Arguments:
//
// PhysicalAddress - Supplies a 64-bit physical address.
//
// Return Value:
//
// The Qva associated with the physical address.
//
#define HAL_MAKE_QVA(PA) \
( (PVOID)( QVA_ENABLE | (ULONG)(PA >> IO_BIT_SHIFT) ) )
//
// Define the different supported passes of the LCA4 processor.
//
typedef enum _LCA4_REVISIONS{
Lca4Pass1 = 1,
Lca4Pass2 = 2
}LCA4_REVISIONS, *PLCA4_REVISIONS;
//
// Define physical address spaces for LCA4.
//
#define LCA4_MEMC_BASE_PHYSICAL ((ULONGLONG)0x120000000)
#define LCA4_IOC_BASE_PHYSICAL ((ULONGLONG)0x180000000)
#define LCA4_PCI_MEMORY_BASE_PHYSICAL ((ULONGLONG)0x200000000)
#define LCA4_PCI_CONFIG_BASE_PHYSICAL ((ULONGLONG)0x1E0000000)
#define LCA4_PASS1_IOC_TBTAG_PHYSICAL ((ULONGLONG)0x181000000)
#define LCA4_PASS1_PCI_INTACK_BASE_PHYSICAL ((ULONGLONG)0x1C0000000)
#define LCA4_PASS1_PCI_IO_BASE_PHYSICAL ((ULONGLONG)0x300000000)
#define LCA4_PASS2_IOC_TBTAG_PHYSICAL ((ULONGLONG)0x181000000)
#define LCA4_PASS2_PCI_INTACK_BASE_PHYSICAL ((ULONGLONG)0x1A0000000)
#define LCA4_PASS2_PCI_IO_BASE_PHYSICAL ((ULONGLONG)0x1C0000000)
#define LCA4_PASS2_PCI_DENSE_BASE_PHYSICAL ((ULONGLONG)0x300000000)
//
// Define the Memory Controller CSRs.
//
#define LCA4_MEMC_BASE_QVA (HAL_MAKE_QVA(LCA4_MEMC_BASE_PHYSICAL))
//
// N.B. The structure below defines the offsets of the registers within
// the memory controller. These are "real" address offsets, not
// QVA offsets. Unfortunately, since these offsets represent "real"
// quadword addresses, they cannot be used as QVAs. Therefore,
// the routines to read and write the memory controller will take
// the base QVA and an offset as 2 address parameters, rather than
// using a single address parameter. This is inconvenient but
// manageable.
//
typedef struct _LCA4_MEMC_CSRS{
ULONGLONG BankConfiguration0;
ULONGLONG BankConfiguration1;
ULONGLONG BankConfiguration2;
ULONGLONG BankConfiguration3;
ULONGLONG BankMask0;
ULONGLONG BankMask1;
ULONGLONG BankMask2;
ULONGLONG BankMask3;
ULONGLONG BankTiming0;
ULONGLONG BankTiming1;
ULONGLONG BankTiming2;
ULONGLONG BankTiming3;
ULONGLONG GlobalTiming;
ULONGLONG ErrorStatus;
ULONGLONG ErrorAddress;
ULONGLONG CacheControl;
ULONGLONG VideoGraphicsControl;
ULONGLONG PlaneMask;
ULONGLONG Foreground;
} LCA4_MEMC_CSRS, *PLCA4_MEMC_CSRS;
//
// Define IO Controller CSRs.
//
#define LCA4_IOC_BASE_QVA (HAL_MAKE_QVA(LCA4_IOC_BASE_PHYSICAL))
#define LCA4_IOC_TBTAG_QVA (HAL_MAKE_QVA(LCA4_IOC_TBTAG_PHYSICAL))
//
// N.B. The structures below defines the address offsets of the control
// registers when used with the base QVA. It does NOT define the
// size or structure of the individual registers.
//
typedef struct _LCA4_IOC_CSRS{
UCHAR HostAddressExtension;
UCHAR ConfigurationCycleType;
UCHAR IocStat0;
UCHAR IocStat1;
UCHAR Tbia;
UCHAR TbEnable;
UCHAR PciSoftReset;
UCHAR PciParityDisable;
UCHAR WindowBase0;
UCHAR WindowBase1;
UCHAR WindowMask0;
UCHAR WindowMask1;
UCHAR TranslatedBase0;
UCHAR TranslatedBase1;
} LCA4_IOC_CSRS, *PLCA4_IOC_CSRS;
#define LCA4_IOC_TB_ENTRIES (8)
typedef struct _LCA4_IOC_TBTAGS{
UCHAR IocTbTag[LCA4_IOC_TB_ENTRIES];
} LCA4_IOC_TBTAGS, *PLCA4_IOC_TBTAGS;
//
// Define formats of useful IOC registers.
//
typedef struct _LCA4_IOC_HAE{
ULONG Reserved1: 27;
ULONG Hae: 5;
ULONG Reserved;
} LCA4_IOC_HAE, *PLCA4_IOC_HAE;
typedef struct _LCA4_IOC_CCT{
ULONG CfgAd: 2;
ULONG Reserved1: 30;
ULONG Reserved;
} LCA4_IOC_CCT, *PLCA4_IOC_CCT;
typedef struct _LCA4_IOC_TBEN{
ULONG Reserved1: 7;
ULONG Ten: 1;
ULONG Reserved2: 24;
ULONG Reserved;
} LCA4_IOC_TBEN, *PLCA4_IOC_TBEN;
typedef struct _LCA4_IOC_PCISR{
ULONG Reserved1: 6;
ULONG Rst: 1;
ULONG Reserved2: 25;
ULONG Reserved;
} LCA4_IOC_PCISR, *PLCA4_IOC_PCISR;
typedef struct _LCA4_IOC_PCIPD{
ULONG Reserved1: 5;
ULONG Par: 1;
ULONG Reserved2: 26;
ULONG Reserved;
} LCA4_IOC_PCIPD, *PLCA4_IOC_PCIPD;
typedef struct _LCA4_IOC_STAT0{
ULONG Cmd: 4;
ULONG Err: 1;
ULONG Lost: 1;
ULONG THit: 1;
ULONG TRef: 1;
ULONG Code: 3;
ULONG Reserved1: 2;
ULONG Pnbr: 19;
ULONG Reserved;
} LCA4_IOC_STAT0, *PLCA4_IOC_STAT0;
typedef enum _LCA4_IOC_STAT0_CODE{
IocErrorRetryLimit = 0x0,
IocErrorNoDevice = 0x1,
IocErrorBadDataParity = 0x2,
IocErrorTargetAbort = 0x3,
IocErrorBadAddressParity = 0x4,
IocErrorPageTableReadError = 0x5,
IocErrorInvalidPage = 0x6,
IocErrorDataError = 0x7,
MaximumIocError
} LCA4_IOC_STAT0_CODE, *PLCA4_IOC_STAT0_CODE;
typedef struct _LCA4_IOC_STAT1{
ULONG Addr;
ULONG Reserved;
} LCA4_IO_STAT1, *PLCA4_IO_STAT1;
typedef struct _LCA4_IOC_WMASK{
ULONG Reserved1: 20;
ULONG MaskValue: 12;
ULONG Reserved;
} LCA4_IOC_WMASK, *PLCA4_IOC_WMASK;
typedef struct _LCA4_IOC_WBASE{
ULONG Reserved1: 20;
ULONG BaseValue: 12;
ULONG Sg: 1;
ULONG Wen: 1;
ULONG Reserved2: 30;
} LCA4_IOC_WBASE, *PLCA4_IOC_WBASE;
typedef struct _LCA4_IOC_TBASE{
ULONG Reserved1: 10;
ULONG TBase: 22;
ULONG Reserved;
} LCA4_IOC_TBASE, *PLCA4_IOC_TBASE;
typedef struct _LCA4_IOC_TBTAG{
ULONG Reserved1: 13;
ULONG TbTag: 19;
ULONG Reserved;
} LCA4_IOC_TBTAG, *PLCA4_IOC_TBTAG;
typedef struct _LCA4_IOC_CTRL{
ULONG CfgAd: 2;
ULONG Reserved1: 2;
ULONG Cerr: 1;
ULONG Clost: 1;
ULONG Rst: 1;
ULONG Ten: 1;
ULONG Reserved2: 19;
ULONG Hae: 5;
ULONG Reserved;
} LCA4_IOC_CTRL, *PLCA4_IOC_CTRL;
//
// Define formats of useful Memory Controller registers.
//
typedef struct _LCA4_MEMC_ESR{
ULONG Eav: 1;
ULONG Cee: 1;
ULONG Uee: 1;
ULONG Wre: 1;
ULONG Sor: 1;
ULONG Reserved1: 2;
ULONG Cte: 1;
ULONG Reserved2: 1;
ULONG Mse: 1;
ULONG Mhe: 1;
ULONG Ice: 1;
ULONG Nxm: 1;
ULONG Reserved3: 19;
ULONG Reserved;
} LCA4_MEMC_ESR, *PLCA4_MEMC_ESR;
//
// Define PCI Config Space QVA
//
#define LCA4_PCI_CONFIG_BASE_QVA (HAL_MAKE_QVA(LCA4_PCI_CONFIG_BASE_PHYSICAL))
#if !defined(AXP_FIRMWARE)
//
// DMA Window Values.
//
// The LCA4 will be initialized to allow 2 DMA windows.
// The first window will be for the use of of ISA devices and DMA slaves
// and therefore must have logical addresses below 16MB.
// The second window will be for bus masters (non-ISA) and so may be
// above 16MB.
//
// The arrangement of the windows will be as follows:
//
// Window Logical Start Address Window Size
// ------ --------------------- -----------
// Isa 8MB 8MB
// Master 16MB 16MB
//
#define ISA_DMA_WINDOW_BASE (__8MB)
#define ISA_DMA_WINDOW_SIZE (__8MB)
#define MASTER_DMA_WINDOW_BASE (__16MB)
#define MASTER_DMA_WINDOW_SIZE (__16MB)
//
// Define the software control registers for a DMA window.
//
typedef struct _WINDOW_CONTROL_REGISTERS{
PVOID WindowBase;
ULONG WindowSize;
PVOID TranslatedBaseRegister;
PVOID WindowBaseRegister;
PVOID WindowMaskRegister;
PVOID WindowTbiaRegister;
} WINDOW_CONTROL_REGISTERS, *PWINDOW_CONTROL_REGISTERS;
//
// Define types of windows.
//
typedef enum _LCA4_WINDOW_NUMBER{
Lca4IsaWindow,
Lca4MasterWindow
} LCA4_WINDOW_NUMBER, *PLCA4_WINDOW_NUMBER;
//
// Define LCA4 Window Control routines.
//
VOID
HalpLca4InitializeSfwWindow(
PWINDOW_CONTROL_REGISTERS WindowRegisters,
LCA4_WINDOW_NUMBER WindowNumber
);
VOID
HalpLca4ProgramDmaWindow(
PWINDOW_CONTROL_REGISTERS WindowRegisters,
PVOID MapRegisterBase
);
//
// VOID
// INITIALIZE_ISA_DMA_CONTROL(
// PWINDOW_CONTROL_REGISTERS WindowRegisters
// )
//
// Routine Description:
//
// Initialize the DMA Control software window registers for the ISA
// DMA window.
//
// Arguments:
//
// WindowRegisters - Supplies a pointer to the software window control.
//
// Return Value:
//
// None.
//
#define INITIALIZE_ISA_DMA_CONTROL( WR ) \
HalpLca4InitializeSfwWindow( (WR), Lca4IsaWindow );
//
// VOID
// INITIALIZE_MASTER_DMA_CONTROL(
// PWINDOW_CONTROL_REGISTERS WindowRegisters
// )
//
// Routine Description:
//
// Initialize the DMA Control software window registers for the Master
// DMA window.
//
// Arguments:
//
// WindowRegisters - Supplies a pointer to the software window control.
//
// Return Value:
//
// None.
//
#define INITIALIZE_MASTER_DMA_CONTROL( WR ) \
HalpLca4InitializeSfwWindow( (WR), Lca4MasterWindow );
//
// VOID
// INITIALIZE_DMA_WINDOW(
// PWINDOW_CONTROL_REGISTERS WindowRegisters,
// PTRANSLATION_ENTRY MapRegisterBase
// )
//
// Routine Description:
//
// Program the control windows so that DMA can be started to the
// DMA window.
//
// Arguments:
//
// WindowRegisters - Supplies a pointer to the software window register
// control structure.
//
// MapRegisterBase - Supplies the logical address of the scatter/gather
// array in system memory.
//
// Return Value:
//
// None.
//
#define INITIALIZE_DMA_WINDOW( WR, MRB ) \
HalpLca4ProgramDmaWindow( (WR), (MRB) );
//
// VOID
// INVALIDATE_DMA_TRANSLATIONS(
// PWINDOW_CONTROL_REGISTERS WindowRegisters
// )
//
// Routine Description:
//
// Invalidate all of the cached translations for a DMA window.
//
// Arguments:
//
// WindowRegisters - Supplies a pointer to the software window control
// registers.
//
// Return Value:
//
// None.
//
#define INVALIDATE_DMA_TRANSLATIONS( WR ) \
WRITE_IOC_REGISTER( \
((PWINDOW_CONTROL_REGISTERS)WR)->WindowTbiaRegister, 0 );
//
// Define the format of a translation entry aka a scatter/gather entry
// or map register.
//
typedef struct _TRANSLATION_ENTRY{
ULONG Valid: 1;
ULONG Pfn: 31;
ULONG Reserved;
} TRANSLATION_ENTRY, *PTRANSLATION_ENTRY;
//
// VOID
// HAL_MAKE_VALID_TRANSLATION(
// PTRANSLATION_ENTRY Entry,
// ULONG PageFrameNumber
// )
//
// Routine Description:
//
// Make the scatter/gather entry pointed to by Entry valid with
// a translation to the page indicated by PageFrameNumber.
//
// Arguments:
//
// Entry - Supplies a pointer to the translation entry to make valid.
//
// PageFrameNumber - Supplies the page frame of the valid translation.
//
// Return Value:
//
// None.
//
#define HAL_MAKE_VALID_TRANSLATION( ENTRY, PFN ) \
{ \
(ENTRY)->Valid = 1; \
(ENTRY)->Pfn = PFN; \
(ENTRY)->Reserved = 0; \
}
//
// VOID
// HAL_INVALIDATE_TRANSLATION(
// PTRANSLATION_ENTRY Entry
// )
//
// Routine Description:
//
// Invalidate the translation indicated by Entry.
//
// Arguments:
//
// Entry - Supplies a pointer to the translation to be invalidated.
//
// Return Value:
//
// None.
//
#define HAL_INVALIDATE_TRANSLATION( ENTRY ) \
(ENTRY)->Valid = 0;
//
// Define the per-processor data structures allocated in the PCR
// for each LCA4 processor.
//
typedef struct _LCA4_PCR{
ULONGLONG HalpCycleCount; // 64-bit per-processor cycle count
EV4ProfileCount ProfileCount; // Profile counter state, do not move
EV4IrqStatus IrqStatusTable[MaximumIrq]; // Irq status table
} LCA4_PCR, *PLCA4_PCR;
#define HAL_PCR ( (PLCA4_PCR)(&(PCR->HalReserved)) )
#endif //!AXP_FIRMWARE
//
// Define LCA4-specific function prototypes.
//
ULONG
HalpDetermineLca4Revision(
VOID
);
VOID
HalpLca4MapAddressSpaces(
VOID
);
ULONGLONG
HalpLca4IocTbTagPhysical(
VOID
);
ULONGLONG
HalpLca4PciIntAckPhysical(
VOID
);
ULONGLONG
HalpLca4PciIoPhysical(
VOID
);
ULONGLONG
HalpLca4PciDensePhysical(
VOID
);
ULONG
HalpLca4Revision(
VOID
);
VOID
WRITE_MEMC_REGISTER(
IN PVOID RegisterOffset,
IN ULONGLONG Value
);
ULONGLONG
READ_MEMC_REGISTER(
IN PVOID RegisterOffset
);
VOID
WRITE_IOC_REGISTER(
IN PVOID RegisterQva,
IN ULONGLONG Value
);
ULONGLONG
READ_IOC_REGISTER(
IN PVOID RegisterQva
);
VOID
HalpClearAllErrors(
IN BOOLEAN EnableCorrectableErrors
);
//
// Define primary (and only) CPU for an LCA system
//
#define HAL_PRIMARY_PROCESSOR (0)
#define HAL_MAXIMUM_PROCESSOR (0)
#endif //!_LANGUAGE_ASSEMBLY
#endif //_LCA4H_