NT4/private/ntos/nthals/halxlt/alpha/alcor.h
2020-09-30 17:12:29 +02:00

101 lines
2.1 KiB
C

/*++
Copyright (c) 1994 Digital Equipment Corporation
Module Name:
alcor.h
Abstract:
This file contains definitions specific to the Alcor platform
Author:
Steve Brooks 11-Jul-1994
Environment:
Kernel mode
Revision History:
--*/
#ifndef _ALCORH_
#define _ALCORH_
//
// Include definitions for the components that make up Alcor.
//
#include "axp21164.h" // 21164 (EV5) microprocessor definitions
#include "cia.h" // CIA controller definitions
#include "gru.h" // GRU controller definitions
//
// Define number of PCI, EISA, and combo slots
//
#define NUMBER_EISA_SLOTS 4
#define NUMBER_PCI_SLOTS 5
#define NUMBER_COMBO_SLOTS 1
//
// Define the data and csr ports for the I2C bus and OCP.
//
#define I2C_INTERFACE_DATA_PORT 0x550
#define I2C_INTERFACE_CSR_PORT 0x551
#define I2C_INTERFACE_LENGTH 0x2
#define I2C_INTERFACE_MASK 0x1
//
// Define the index and data ports for the NS Super IO chip.
//
#define SUPERIO_INDEX_PORT 0x398
#define SUPERIO_DATA_PORT 0x399
#define SUPERIO_PORT_LENGTH 0x2
//
// PCI bus address values:
//
#define PCI_MAX_LOCAL_DEVICE 12
#define PCI_MAX_INTERRUPT_VECTOR (MAXIMUM_PCI_VECTOR - PCI_VECTORS)
//
// Define numbers and names of cpus.
//
#define HAL_PRIMARY_PROCESSOR ((ULONG)0)
#define HAL_MAXIMUM_PROCESSOR ((ULONG)0)
//
// Define default processor frequency.
//
#define DEFAULT_PROCESSOR_FREQUENCY_MHZ (250)
//
// Define Alcor-specific routines that are really macros for performance.
//
#define HalpAcknowledgeEisaInterrupt(x) (UCHAR)(INTERRUPT_ACKNOWLEDGE(x))
//
// Define the per-processor data structures allocated in the PCR.
//
typedef struct _ALCOR_PCR{
ULONGLONG HalpCycleCount; // 64-bit per-processor cycle count
ULONG Reserved[3]; // Pad ProfileCount to offset 20
EV5ProfileCount ProfileCount; // Profile counter state
} ALCOR_PCR, *PALCOR_PCR;
#define HAL_PCR ( (PALCOR_PCR)(&(PCR->HalReserved)) )
#endif //_ALCORH_