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4163 mejdrech 1
/*
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 * Copyright (c) 2009 Lukas Mejdrech
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 * All rights reserved.
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 *
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 * Redistribution and use in source and binary forms, with or without
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 * modification, are permitted provided that the following conditions
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 * are met:
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 *
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 * - Redistributions of source code must retain the above copyright
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 *   notice, this list of conditions and the following disclaimer.
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 * - Redistributions in binary form must reproduce the above copyright
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 *   notice, this list of conditions and the following disclaimer in the
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 *   documentation and/or other materials provided with the distribution.
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 * - The name of the author may not be used to endorse or promote products
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 *   derived from this software without specific prior written permission.
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 *
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 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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 */
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/** @addtogroup dp8390
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 *  @{
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 */
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/** @file
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 */
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#include <assert.h>
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#include <ddi.h>
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#include <errno.h>
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#include <malloc.h>
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//#include <stdio.h>
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#include <ipc/ipc.h>
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#include <ipc/services.h>
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#include "../../err.h"
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#include "../../messages.h"
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#include "../../modules.h"
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#include "../../structures/packet/packet_client.h"
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#include "../../structures/measured_strings.h"
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4192 mejdrech 51
#include "../device.h"
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#include "../netif.h"
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#include "../netif_interface.h"
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4163 mejdrech 55
#include "dp8390.h"
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#include "dp8390_drv.h"
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#include "dp8390_module.h"
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#include "dp8390_port.h"
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#define NAME    "dp8390 network interface"
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4192 mejdrech 62
#define IPC_GET_DEVICE( call )          ( device_id_t ) IPC_GET_METHOD( * call )
4163 mejdrech 63
#define IPC_GET_ISR( call )             ( int ) IPC_GET_ARG2( * call )
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static irq_cmd_t    dp8390_cmds[] = {
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    {   .cmd = CMD_PIO_READ_8,
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        .addr = NULL,
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        .dstarg = 2
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    },
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    {
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        .cmd = CMD_PREDICATE,
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        .value = 2,
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        .srcarg = 2
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    },
4192 mejdrech 75
    {   .cmd = CMD_PIO_WRITE_8,
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        .addr = NULL,
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        .srcarg = 2
4163 mejdrech 78
    },
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    {
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        .cmd = CMD_ACCEPT
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    }
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};
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static irq_code_t   dp8390_code = {
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    sizeof( dp8390_cmds ) / sizeof( irq_cmd_t ),
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    dp8390_cmds
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};
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netif_globals_t netif_globals;
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4192 mejdrech 91
void    netif_print_name( void );
4163 mejdrech 92
 
4192 mejdrech 93
void    irq_handler( ipc_callid_t iid, ipc_call_t * call );
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void    change_state( device_ref device, device_state_t state );
4163 mejdrech 95
 
4192 mejdrech 96
int specific_message( ipc_callid_t callid, ipc_call_t * call, ipc_call_t * answer, int * answer_count ){
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    return ENOTSUP;
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}
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int get_device_stats( device_id_t device_id, device_stats_ref stats ){
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    ERROR_DECLARE;
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    device_ref      device;
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    eth_stat_t *    de_stat;
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    if( ! stats ) return EBADMEM;
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    ERROR_PROPAGATE( find_device( device_id, & device ));
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    de_stat = & (( dpeth_t * ) device->specific )->de_stat;
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    null_device_stats( stats );
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    stats->rx_errors = de_stat->ets_recvErr;
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    stats->tx_errors = de_stat->ets_sendErr;
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    stats->rx_crc_errors = de_stat->ets_CRCerr;
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    stats->rx_frame_errors = de_stat->ets_frameAll;
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    stats->rx_missed_errors = de_stat->ets_missedP;
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    stats->rx_packets = de_stat->ets_packetR;
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    stats->tx_packets = de_stat->ets_packetT;
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    stats->collisions = de_stat->ets_collision;
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    stats->tx_aborted_errors = de_stat->ets_transAb;
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    stats->tx_carrier_errors = de_stat->ets_carrSense;
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    stats->tx_heartbeat_errors = de_stat->ets_CDheartbeat;
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    stats->tx_window_errors = de_stat->ets_OWC;
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    return EOK;
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}
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4163 mejdrech 125
void netif_print_name( void ){
4197 mejdrech 126
    printf( "%s", NAME );
4163 mejdrech 127
}
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4192 mejdrech 129
int get_addr_message( device_id_t device_id, measured_string_ref address ){
4163 mejdrech 130
    ERROR_DECLARE;
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    device_ref  device;
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4192 mejdrech 134
    if( ! address ) return EBADMEM;
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    ERROR_PROPAGATE( find_device( device_id, & device ));
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    address->value = ( char * ) ( & (( dpeth_t * ) device->specific )->de_address );
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    address->length = CONVERT_SIZE( ether_addr_t, char, 1 );
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    return EOK;
4163 mejdrech 139
}
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4192 mejdrech 141
void irq_handler( ipc_callid_t iid, ipc_call_t * call )
4163 mejdrech 142
{
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//  int irq;
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    device_ref  device;
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    dpeth_t *   dep;
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4192 mejdrech 147
    printf( "\ndevice %d - irq %x", IPC_GET_DEVICE( call ), IPC_GET_ISR( call ));
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    if( find_device( IPC_GET_DEVICE( call ), & device ) != EOK ) return;
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    dep = ( dpeth_t * ) device->specific;
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    printf( "\ndev %d, irq %x\n", device->device_id, IPC_GET_ISR( call ));
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    if ( dep->de_mode != DEM_ENABLED)
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//      continue;
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        return;
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    assert( dep->de_flags & DEF_ENABLED);
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//  irq= dep.de_irq;
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//  assert(irq >= 0 && irq < NR_IRQ_VECTORS);
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//      if ( dep->de_int_pending || 1)
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//      {
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        dep->de_int_pending= 0;
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        dp_check_ints( dep );
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//      do_int(dep);
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/*      r= sys_irqenable(&dep->de_hook);
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        if (r != OK)
4163 mejdrech 164
        {
4192 mejdrech 165
            panic("DP8390",
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            "unable enable interrupts", r);
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        }
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*///    }
4163 mejdrech 169
}
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int probe_auto_message( void ){
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    return ENOTSUP;
173
}
174
 
175
int probe_message( device_id_t device_id, int irq, int io ){
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    ERROR_DECLARE;
177
 
4192 mejdrech 178
    device_ref  device;
179
    dpeth_t *   dep;
4163 mejdrech 180
 
181
    printf( "\n" );
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    device = ( device_ref ) malloc( sizeof( device_t ));
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    if( ! device ) return ENOMEM;
4192 mejdrech 184
    dep = ( dpeth_t * ) malloc( sizeof( dpeth_t ));
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    if( ! dep ){
4163 mejdrech 186
        free( device );
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        return ENOMEM;
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    }
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    bzero( device, sizeof( device_t ));
4192 mejdrech 190
    bzero( dep, sizeof( dpeth_t ));
4163 mejdrech 191
    device->device_id = device_id;
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    device->nil_phone = -1;
4192 mejdrech 193
    device->specific = ( void * ) dep;
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    device->state = NETIF_STOPPED;
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    dep->parent = device;
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    dep->de_irq = irq;
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    dep->de_mode = DEM_DISABLED;
4163 mejdrech 198
    //TODO address?
4192 mejdrech 199
    if( ERROR_OCCURRED( pio_enable(( void * ) io, DP8390_IO_SIZE, ( void ** ) & dep->de_base_port ))
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    || ERROR_OCCURRED( do_probe( dep ))){
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        free( dep );
4163 mejdrech 202
        free( device );
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        return ERROR_CODE;
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    }
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    if( ERROR_OCCURRED( device_map_add( & netif_globals.device_map, device->device_id, device ))){
4192 mejdrech 206
        free( dep );
4163 mejdrech 207
        free( device );
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        return ERROR_CODE;
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    }
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    return EOK;
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}
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213
int send_message( device_id_t device_id, packet_t packet ){
4192 mejdrech 214
    ERROR_DECLARE;
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216
    device_ref  device;
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    dpeth_t *   dep;
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    packet_t    next;
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4197 mejdrech 220
    ERROR_PROPAGATE( find_device( device_id, & device ));
4192 mejdrech 221
    dep = ( dpeth_t * ) device->specific;
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    // process packet queue
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    do{
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        next = pq_detach( packet );
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        if( do_pwrite( dep, packet, FALSE ) != EBUSY ){
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            netif_pq_release( packet_get_id( packet ));
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        }
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        packet = next;
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    }while( packet );
230
    return EOK;
4163 mejdrech 231
}
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int start_message( device_id_t device_id ){
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    ERROR_DECLARE;
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236
    device_ref  device;
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    dpeth_t *   dep;
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239
    ERROR_PROPAGATE( find_device( device_id, & device ));
240
    if( device->state != NETIF_ACTIVE ){
4192 mejdrech 241
        dep = ( dpeth_t * ) device->specific;
4163 mejdrech 242
        dp8390_cmds[ 0 ].addr = ( void * ) ( uint32_t ) ( dep->de_dp8390_port + DP_ISR );
4192 mejdrech 243
        dp8390_cmds[ 2 ].addr = dp8390_cmds[ 0 ].addr;
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        ERROR_PROPAGATE( ipc_register_irq( dep->de_irq, device->device_id, device->device_id, & dp8390_code ));
4163 mejdrech 245
        if( ERROR_OCCURRED( do_init( dep, DL_BROAD_REQ ))){
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            ipc_unregister_irq( dep->de_irq, device->device_id );
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            return ERROR_CODE;
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        }
4192 mejdrech 249
        change_state( device, NETIF_ACTIVE );
4163 mejdrech 250
    }
251
    return EOK;
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}
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254
int stop_message( device_id_t device_id ){
255
    ERROR_DECLARE;
256
 
257
    device_ref  device;
258
    dpeth_t *   dep;
259
 
260
    ERROR_PROPAGATE( find_device( device_id, & device ));
261
    if( device->state != NETIF_STOPPED ){
4192 mejdrech 262
        dep = ( dpeth_t * ) device->specific;
4163 mejdrech 263
        do_stop( dep );
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        ipc_unregister_irq( dep->de_irq, device->device_id );
4192 mejdrech 265
        change_state( device, NETIF_STOPPED );
4163 mejdrech 266
    }
267
    return EOK;
268
}
269
 
4192 mejdrech 270
void change_state( device_ref device, device_state_t state ){
271
    device->state = state;
272
    nil_message( device, NET_NIL_DEVICE_STATE, device->state, NULL );
273
    printf( "\nState changed to %s", ( state == NETIF_ACTIVE ) ? "ACTIVE" : "STOPPED" );
274
}
275
 
4163 mejdrech 276
int initialize( void ){
277
    ipcarg_t    phonehash;
278
 
279
    async_set_interrupt_received( irq_handler );
280
 
281
    return REGISTER_ME( SERVICE_DP8390, & phonehash );
282
}
283
 
4192 mejdrech 284
int netif_send_packet( dpeth_t * dep, packet_t packet ){
285
    if( !( dep && dep->parent )) return EINVAL;
286
    nil_message(( device_ref ) dep->parent, NET_NIL_RECEIVED, packet_get_id( packet ), 0 );
287
    return EOK;
288
}
289
 
4163 mejdrech 290
/** @}
291
 */