library

/*! \file prism2conf.h \brief Prism2 802.11b Wireless-LAN Interface Driver Configuration. */
//*****************************************************************************
//
// File Name    : 'prism2conf.h'
// Title                : Prism2 802.11b Wireless-LAN Interface Driver Configuration
// Author               : Pascal Stang
// Created              : 12/27/2004
// Revised              : 1/7/2005
// Version              : 0.1
// Target MCU   : Atmel AVR series
// Editor Tabs  : 4
//
///     \ingroup network
//
// Description  : This is the configuration file for the Prism2 802.11b
//              Wireless-LAN Controller Driver.
//
//*****************************************************************************

#ifndef PRISM2CONF_H
#define PRISM2CONF_H

// This driver supports a PRISM2 NIC connected in memory-mapped or direct I/O mode.
//
#define GENERAL_IO                              0
// Direct I/O mode assumes the NIC address, data, and control lines are
// connected directly to processor I/O pins.  The memory-bus accesses are
// software emulated.
//
#define MEMORY_MAPPED                   1
// *** MEMORY-MAPPED NOT YET IMPLEMENTED ***
// Memory-mapped mode assumes that the NIC is connected the processor via
// the external memory bus, and that the NIC address space starts at the
// memory location PRISM2_MEMORY_MAPPED_OFFSET.
//
// In either mode, a seperate I/O pins is required for control of the NIC's
// hardware RESET line.

// set the connection type used to communicate with the NIC
#define NIC_CONNECTION GENERAL_IO

#if NIC_CONNECTION != GENERAL_IO
        // NIC is memory-mapped starting at this address
        #define PRISM2_MEMORY_MAPPED_OFFSET 0x8000
#else // NIC Interface through General I/O
        // PRISM2 address port
        #define PRISM2_ADDRESS_PORT                     PORTA
        #define PRISM2_ADDRESS_DDR                      DDRA
        #define PRISM2_ADDRESS_MASK                     0xFF
        // PRISM2 high address port
        #define PRISM2_HADDRESS_PORT            PORTF
        #define PRISM2_HADDRESS_DDR                     DDRF
        #define PRISM2_HADDRESS_MASK            0x07
        // PRISM2 data port
        #define PRISM2_DATA_PORT                        PORTC
        #define PRISM2_DATA_DDR                         DDRC
        #define PRISM2_DATA_PIN                         PINC
        // PRISM2 control port
        #define PRISM2_CONTROL_PORT                     PORTG
        #define PRISM2_CONTROL_DDR                      DDRG
        #define PRISM2_CONTROL_IORD                     1
        #define PRISM2_CONTROL_IOWR                     2
        #define PRISM2_CONTROL_MEMRD            0
        #define PRISM2_CONTROL_MEMWR            3
        // Set PRISM2 memory and I/O bus access delay
        // NOTE: PRISM2 cards may not respond correctly if access time is too short or too long
        // Typically good settings: MEM = ~12us,  I/O = ~1us
        #define PRISM2_MEM_ACCESS_DELAY                 delay_us(12)
        #define PRISM2_IO_ACCESS_DELAY                  { nop(); nop(); nop(); nop(); nop(); nop(); nop(); nop(); }
        //#define PRISM2_IO_ACCESS_DELAY                        { nop(); nop(); nop(); nop(); nop(); nop(); nop(); nop(); nop(); nop(); nop(); nop(); }
#endif

// PRISM2 RESET pin
#define PRISM2_RESET_PORT       PORTG
#define PRISM2_RESET_DDR        DDRG
#define PRISM2_RESET_PIN        4



// MAC address for this interface
#ifdef ETHADDR0
#define PRISM2_MAC0 ETHADDR0
#define PRISM2_MAC1 ETHADDR1
#define PRISM2_MAC2 ETHADDR2
#define PRISM2_MAC3 ETHADDR3
#define PRISM2_MAC4 ETHADDR4
#define PRISM2_MAC5 ETHADDR5
#else
#define PRISM2_MAC0 '0'
#define PRISM2_MAC1 'F'
#define PRISM2_MAC2 'F'
#define PRISM2_MAC3 'I'
#define PRISM2_MAC4 'C'
#define PRISM2_MAC5 'E'
#endif

#endif