2020-09-30 17:12:29 +02:00

86 lines
2.2 KiB
C

/*++
Copyright (c) 1992 Microsoft Corporation
Module Name:
lthrd.h
Abstract:
This module contains the hardware specific defines.
Author:
Stephen Hou (stephh@microsoft.com)
Nikhil Kamkolkar (nikhilk@microsoft.com)
Revision History:
19 Jun 1992 Initial Version (dch@pacvax.pacersoft.com)
Notes: Tab stop: 4
--*/
#ifndef _LTHRD_
#define _LTHRD_
#define LT_DEFAULT_SLOT_NUMBER 1
#define LT_DEFAULT_BUS_NUMBER 0
#define LT_DEFAULT_RECEIVE_BUFFERS 3
#define LT_DEFAULT_IO_BASE_ADDRESS 0x340
#define LT_MAX_ADAPTERS 8
#define LT_NUMBER_OF_PORTS 4
#define LT_MAXIMUM_PACKET_SIZE 603
#define LT_MINIMUM_PACKET_SIZE 3
#define LT_LENGTH_OF_ADDRESS 1
#define LT_ADAPTER_POLLED_MODE 0xFF // Adapter in polling mode
// LT command/response codes.
#define LT_CMD_LAP_INIT 1 // initialize command.
#define LT_RSP_LAP_INIT 2 // Initialize response.
#define LT_CMD_LAP_WRITE 3 // Transmit a lap frame.
#define LT_RSP_LAP_FRAME 4 // Received lap frameresponse.
#define LT_CMD_GET_STATUS 5 // Get LAP hardware status command.
#define LT_RSP_STATUS 6 // LAP Hardware status response.
typedef struct _LT_STATUS_RESPONSE {
UCHAR NodeId; // Adapters LocalTalk Address.
UCHAR RomVer; // Version of LT ROM.
UCHAR SwVer; // Version of downloaded Firmware
} LT_STATUS_RESPONSE, *PLT_STATUS_RESPONSE;
typedef struct _LT_INIT_RESPONSE {
UCHAR NodeId;
UCHAR RomVer;
} LT_INIT_RESPONSE, *PLT_INIT_RESPONSE;
// Definition for the LT Transfer Control Status Register.
#define TX_READY 1
#define RX_READY 2
// I/O Port Address Mapping Definitions
#define XFER_PORT Adapter->MappedIoBaseAddr+0 // (Adapter->LtPortAddress)
#define SC_PORT Adapter->MappedIoBaseAddr+1 // (Adapter->LtPortAddress+1)
#define RESET_PORT Adapter->MappedIoBaseAddr+3 // (Adapter->LtPortAddress+3)
typedef struct _LT_CARD_IO {
USHORT IoLen; // Length of io_data
UCHAR IoCode; // Command response
UCHAR IoData[1]; // Command response Data.
} LtCardIo, *PLtCardIo;
#ifdef LTHRD_LOCALS
#endif // LTHRD_LOCALS
#endif // _LTHRD_