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psi_chip.h
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psi_chip.h
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/*+M*************************************************************************
* Perceptive Solutions, Inc. PSI-240I device driver proc support for Linux.
*
* Copyright (c) 1997 Perceptive Solutions, Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; see the file COPYING. If not, write to
* the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*
*
* File Name: psi_chip.h
*
* Description: This file contains the interface defines and
* error codes.
*
*-M*************************************************************************/
#ifndef PSI_CHIP
#define PSI_CHIP
/************************************************/
/* Misc konstants */
/************************************************/
#define CHIP_MAXDRIVES 8
/************************************************/
/* Chip I/O addresses */
/************************************************/
#define CHIP_ADRS_0 0x0130
#define CHIP_ADRS_1 0x0150
#define CHIP_ADRS_2 0x0190
#define CHIP_ADRS_3 0x0210
#define CHIP_ADRS_4 0x0230
#define CHIP_ADRS_5 0x0250
/************************************************/
/* EEPROM locations */
/************************************************/
#define CHIP_EEPROM_BIOS 0x0000 // BIOS base address
#define CHIP_EEPROM_DATA 0x2000 // SETUP data base address
#define CHIP_EEPROM_FACTORY 0x2400 // FACTORY data base address
#define CHIP_EEPROM_SETUP 0x3000 // SETUP PROGRAM base address
#define CHIP_EEPROM_SIZE 32768U // size of the entire EEPROM
#define CHIP_EEPROM_BIOS_SIZE 8192 // size of the BIOS in bytes
#define CHIP_EEPROM_DATA_SIZE 4096 // size of factory, setup, log data block in bytes
#define CHIP_EEPROM_SETUP_SIZE 20480U // size of the setup program in bytes
/************************************************/
/* Chip Interrupts */
/************************************************/
#define CHIP_IRQ_10 0x72
#define CHIP_IRQ_11 0x73
#define CHIP_IRQ_12 0x74
/************************************************/
/* Chip Setup addresses */
/************************************************/
#define CHIP_SETUP_BASE 0x0000C000L
/************************************************/
/* Chip Register address offsets */
/************************************************/
#define REG_DATA 0x00
#define REG_ERROR 0x01
#define REG_SECTOR_COUNT 0x02
#define REG_LBA_0 0x03
#define REG_LBA_8 0x04
#define REG_LBA_16 0x05
#define REG_LBA_24 0x06
#define REG_STAT_CMD 0x07
#define REG_SEL_FAIL 0x08
#define REG_IRQ_STATUS 0x09
#define REG_ADDRESS 0x0A
#define REG_FAIL 0x0C
#define REG_ALT_STAT 0x0E
#define REG_DRIVE_ADRS 0x0F
/************************************************/
/* Chip RAM locations */
/************************************************/
#define CHIP_DEVICE 0x8000
#define CHIP_DEVICE_0 0x8000
#define CHIP_DEVICE_1 0x8008
#define CHIP_DEVICE_2 0x8010
#define CHIP_DEVICE_3 0x8018
#define CHIP_DEVICE_4 0x8020
#define CHIP_DEVICE_5 0x8028
#define CHIP_DEVICE_6 0x8030
#define CHIP_DEVICE_7 0x8038
typedef struct
{
UCHAR channel; // channel of this device (0-8).
UCHAR spt; // Sectors Per Track.
ULONG spc; // Sectors Per Cylinder.
} CHIP_DEVICE_N;
#define CHIP_CONFIG 0x8100 // address of boards configuration.
typedef struct
{
UCHAR irq; // interrupt request channel number
UCHAR numDrives; // Number of accessible drives
UCHAR fastFormat; // Boolean for fast format enable
} CHIP_CONFIG_N;
#define CHIP_MAP 0x8108 // eight byte device type map.
#define CHIP_RAID 0x8120 // array of RAID signature structures and LBA
#define CHIP_RAID_1 0x8120
#define CHIP_RAID_2 0x8130
#define CHIP_RAID_3 0x8140
#define CHIP_RAID_4 0x8150
/************************************************/
/* Chip Register Masks */
/************************************************/
#define CHIP_ID 0x7B
#define SEL_RAM 0x8000
#define MASK_FAIL 0x80
/************************************************/
/* Chip cable select bits */
/************************************************/
#define SECTORSXFER 8
/************************************************/
/* Chip cable select bits */
/************************************************/
#define SEL_NONE 0x00
#define SEL_1 0x01
#define SEL_2 0x02
#define SEL_3 0x04
#define SEL_4 0x08
/************************************************/
/* Programmable Interrupt Controller*/
/************************************************/
#define PIC1 0x20 // first 8259 base port address
#define PIC2 0xA0 // second 8259 base port address
#define INT_OCW1 1 // Operation Control Word 1: IRQ mask
#define EOI 0x20 // non-specific end-of-interrupt
/************************************************/
/* Device/Geometry controls */
/************************************************/
#define GEOMETRY_NONE 0x0 // No device
#define GEOMETRY_AUTO 0x1 // Geometry set automatically
#define GEOMETRY_USER 0x2 // User supplied geometry
#define DEVICE_NONE 0x0 // No device present
#define DEVICE_INACTIVE 0x1 // device present but not registered active
#define DEVICE_ATAPI 0x2 // ATAPI device (CD_ROM, Tape, Etc...)
#define DEVICE_DASD_NONLBA 0x3 // Non LBA incompatible device
#define DEVICE_DASD_LBA 0x4 // LBA compatible device
/************************************************/
/* Setup Structure Definitions */
/************************************************/
typedef struct // device setup parameters
{
UCHAR geometryControl; // geometry control flags
UCHAR device; // device code
USHORT sectors; // number of sectors per track
USHORT heads; // number of heads
USHORT cylinders; // number of cylinders for this device
ULONG blocks; // number of blocks on device
USHORT spare1;
USHORT spare2;
} SETUP_DEVICE, *PSETUP_DEVICE;
typedef struct // master setup structure
{
USHORT startupDelay;
USHORT promptBIOS;
USHORT fastFormat;
USHORT spare2;
USHORT spare3;
USHORT spare4;
USHORT spare5;
USHORT spare6;
SETUP_DEVICE setupDevice[8];
} SETUP, *PSETUP;
#endif