axis_hardware.h

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 /****************************************************************************
*
*     Axis 2 PCI Linux Kernel driver
*     File:    axis_hardware.h
*     Version: 1.0
*     Copyright 2004 Heber Limited (http://www.heber.co.uk)
*
*     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; if not, write to the Free Software Foundation, Inc.,
*     675 Mass Ave, Cambridge, MA 02139, USA.
*
*     Changes:
*
****************************************************************************/
#ifndef AXIS_HARDWARE_H
#define AXIS_HARDWARE_H
#ifndef _LINUX_KERNEL_H

#include <linux/kernel.h>
#include <linux/sched.h>
#include <linux/version.h>
#include <linux/module.h>
#include <linux/proc_fs.h>
#include <linux/delay.h>
#include <linux/pci.h>
#include <linux/list.h>
#include <linux/ioport.h>
#include <linux/serial.h>
#include <linux/interrupt.h>
#include <linux/string.h>
#include <linux/spinlock.h>
#include <linux/mtd/mtd.h>
#include <linux/crypto.h>
#include <asm/uaccess.h>

#endif  //_LINUX_KERNEL_H

#define AXIS_PCI_VENDOR_ID 0x10b5

#define AXIS_PCI_DEVICE_ID 0x3001

#define PLX_MEMORY_CONTROL_REGION 0

#define PLX_IO_CONTROL_REGION 1

#define STATIC_RAM_REGION 2

#define IO_REGION 3

#define CONTROL_REGION 4

#define CONTROL_OFFSET  0x800

#define MAX_REGION 6

#define MAX_AXIS_ROUTED_SERIAL_PORTS 4

#define AXIS_MAX_UARTS  8
#ifndef FALSE
#define FALSE (0)
#endif

#ifndef TRUE
#define TRUE (1)
#endif

#define INTERRUPT_CONTROL_REGISTER 0x4c
#define INTERRUPT_SETUP 0x041

#define TYPE(dev) (MINOR(dev)>>4)

#define NUM(dev) (MINOR(dev)>>2 &0x3)

#define SUB_NUM(dev) (MINOR(dev) &0x3)

#define MAX_AXIS_REGIONS 5

/*-----------------define interrupt bits for axis interrupt source register --------------------------*/
#define UART_0_INTERRUPT_MASK_BITS  ((1<<0)|(1<<1)|(1<<2)|(1<<3))   //Four interrupts for Quad UART 0

#define UART_1_INTERRUPT_MASK_BITS  ((1<<4)|(1<<5)|(1<<6)|(1<<7))   //Four interrupts for Quad UART 1

#define DESA_INTERRUPT_BIT      (1<<8)

#define DESB_INTERRUPT_BIT      (1<<9)

#define DESC_INTERRUPT_BIT      (1<<10)

#define DESD_INTERRUPT_BIT      (1<<11)

#define SPI_INTERRUPT           (1<<12)

#define INPUTS_INTERRUPT        (1<<13)

#define OUTPUTS_INTERRUPT       (1<<14)
#define SECURITY_FAIL_INTERRUPT         (1<<15)
#define SECURITY_PASS_INTERRUPT         (1<<25)
#define SECURITY_TIMEOUT_INTERRUPT          (1<<26)
#define SECURITY_INTERRUPTS         (SECURITY_FAIL_INTERRUPT|SECURITY_PASS_INTERRUPT/*|SECURITY_TIMEOUT_INTERRUPT*/)

#define SPI_WRITE_INTERRUPT     (1<<16)
#define SPI_READ_INTERRUPT      (1<<17)

#define SMART_RX_INTERRUPT      (1<<20)
#define SMART_TX_INTERRUPT      (1<<21)
#define SMART_FRAME_ERROR_INTERRUPT  (1<<22)
#define SMART_PARITY_ERROR_INTERRUPT  (1<<23)
#define PCI_TIMEOUT_INTERRUPT   (1<<24)

/*----------------- Group Interrupts together for ease of despatch--------------------------*/
#define DES_INTERRUPT_BITS (DESA_INTERRUPT_BIT|DESB_INTERRUPT_BIT|DESC_INTERRUPT_BIT|DESD_INTERRUPT_BIT)
#define UART_INTERRUPT_MASK_BITS (UART_0_INTERRUPT_MASK_BITS|UART_1_INTERRUPT_MASK_BITS)

/*------------------------------------define axis control register address offsets --------------*/
#define UART_ROUTE_REGISTER_OFFSET          (0x10+CONTROL_OFFSET)
#define AXIS_INTERRUPT_REGISTER             (0x18+CONTROL_OFFSET)
#define AXIS_INTERRUPT_MASK_REGISTER        (0x1C+CONTROL_OFFSET)
#define AXIS_SECURITY_TIMER_REGISTER        (0x38+CONTROL_OFFSET)
#define AXIS_SECURITY_TIMER_MASK            0xFFFF
#define AXIS_ID_AND_ISSUE_REG               (0xC+CONTROL_OFFSET)
#define AXIS_ID_SHIFT               8
#define AXIS_ID_MASK                0XFFFFFF
#define AXIS_ISSUE_SHIFT            0
#define AXIS_ISSUE_MASK             0XFF



/*------------------------------------define axis control register address offsets --------------*/
#define AXIS_MAX_SUB_DEVICES 40

struct axis_pci_device_entry;
static inline void timeval_less_local( struct timeval a, struct timeval b, struct timeval * result )
{
    if( a.tv_usec<b.tv_usec )
    {
        a.tv_sec--;
        a.tv_usec+= 1000000 ;
    }
    result->tv_sec=a.tv_sec-b.tv_sec ;
    result->tv_usec=a.tv_usec-b.tv_usec ;
}

#endif //AXIS_HARDWARE_H

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