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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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4243 mejdrech 51
#include "../../include/device.h"
4307 mejdrech 52
#include "../../include/nil_interface.h"
4243 mejdrech 53
 
4192 mejdrech 54
#include "../netif.h"
4307 mejdrech 55
#include "../netif_module.h"
4192 mejdrech 56
 
4163 mejdrech 57
#include "dp8390.h"
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#include "dp8390_drv.h"
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#include "dp8390_port.h"
60
 
61
#define NAME    "dp8390 network interface"
62
 
4261 mejdrech 63
#define IRQ_GET_DEVICE( call )          ( device_id_t ) IPC_GET_METHOD( * call )
4163 mejdrech 64
#define IPC_GET_ISR( call )             ( int ) IPC_GET_ARG2( * call )
65
 
66
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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    },
71
    {
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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 76
    {   .cmd = CMD_PIO_WRITE_8,
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        .addr = NULL,
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        .srcarg = 2
4163 mejdrech 79
    },
80
    {
81
        .cmd = CMD_ACCEPT
82
    }
83
};
84
 
85
static irq_code_t   dp8390_code = {
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    sizeof( dp8390_cmds ) / sizeof( irq_cmd_t ),
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    dp8390_cmds
88
};
89
 
90
netif_globals_t netif_globals;
91
 
4307 mejdrech 92
void    module_print_name( void );
4163 mejdrech 93
 
4192 mejdrech 94
void    irq_handler( ipc_callid_t iid, ipc_call_t * call );
4261 mejdrech 95
int change_state( device_ref device, device_state_t state );
4163 mejdrech 96
 
4243 mejdrech 97
int netif_specific_message( ipc_callid_t callid, ipc_call_t * call, ipc_call_t * answer, int * answer_count ){
4192 mejdrech 98
    return ENOTSUP;
99
}
100
 
4243 mejdrech 101
int netif_get_device_stats( device_id_t device_id, device_stats_ref stats ){
4192 mejdrech 102
    ERROR_DECLARE;
103
 
104
    device_ref      device;
105
    eth_stat_t *    de_stat;
106
 
107
    if( ! stats ) return EBADMEM;
108
    ERROR_PROPAGATE( find_device( device_id, & device ));
109
    de_stat = & (( dpeth_t * ) device->specific )->de_stat;
110
    null_device_stats( stats );
111
    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;
122
    stats->tx_window_errors = de_stat->ets_OWC;
123
    return EOK;
124
}
125
 
4307 mejdrech 126
void module_print_name( void ){
4197 mejdrech 127
    printf( "%s", NAME );
4163 mejdrech 128
}
129
 
4243 mejdrech 130
int netif_get_addr_message( device_id_t device_id, measured_string_ref address ){
4163 mejdrech 131
    ERROR_DECLARE;
132
 
133
    device_ref  device;
134
 
4192 mejdrech 135
    if( ! address ) return EBADMEM;
136
    ERROR_PROPAGATE( find_device( device_id, & device ));
137
    address->value = ( char * ) ( & (( dpeth_t * ) device->specific )->de_address );
138
    address->length = CONVERT_SIZE( ether_addr_t, char, 1 );
139
    return EOK;
4163 mejdrech 140
}
141
 
4192 mejdrech 142
void irq_handler( ipc_callid_t iid, ipc_call_t * call )
4163 mejdrech 143
{
144
//  int irq;
145
    device_ref  device;
146
    dpeth_t *   dep;
4261 mejdrech 147
    packet_t    received;
148
    device_id_t device_id;
149
    int         phone;
4163 mejdrech 150
 
4261 mejdrech 151
    device_id = IRQ_GET_DEVICE( call );
4307 mejdrech 152
//  printf( "device %d - irq %x\n", device_id, IPC_GET_ISR( call ));
4261 mejdrech 153
    rwlock_write_lock( & netif_globals.lock );
154
    if( find_device( device_id, & device ) != EOK ){
155
        rwlock_write_unlock( & netif_globals.lock );
156
        return;
157
    }
4192 mejdrech 158
    dep = ( dpeth_t * ) device->specific;
4307 mejdrech 159
//  printf( "dev %d, irq %x\n\n", device->device_id, IPC_GET_ISR( call ));
4261 mejdrech 160
    if ( dep->de_mode != DEM_ENABLED){
4192 mejdrech 161
//      continue;
4261 mejdrech 162
        rwlock_write_unlock( & netif_globals.lock );
4192 mejdrech 163
        return;
4261 mejdrech 164
    }
4192 mejdrech 165
    assert( dep->de_flags & DEF_ENABLED);
166
//  irq= dep.de_irq;
167
//  assert(irq >= 0 && irq < NR_IRQ_VECTORS);
168
//      if ( dep->de_int_pending || 1)
169
//      {
170
        dep->de_int_pending= 0;
171
        dp_check_ints( dep );
172
//      do_int(dep);
173
/*      r= sys_irqenable(&dep->de_hook);
174
        if (r != OK)
4163 mejdrech 175
        {
4192 mejdrech 176
            panic("DP8390",
177
            "unable enable interrupts", r);
178
        }
179
*///    }
4261 mejdrech 180
    if( dep->received_queue ){
181
        received = dep->received_queue;
182
        phone = device->nil_phone;
183
        dep->received_queue = NULL;
184
        rwlock_write_unlock( & netif_globals.lock );
185
        nil_received_msg( phone, device_id, received, NULL );
186
    }else{
187
        rwlock_write_unlock( & netif_globals.lock );
188
    }
4243 mejdrech 189
    ipc_answer_0( iid, EOK );
4163 mejdrech 190
}
191
 
4243 mejdrech 192
int netif_probe_auto_message( void ){
4163 mejdrech 193
    return ENOTSUP;
194
}
195
 
4243 mejdrech 196
int netif_probe_message( device_id_t device_id, int irq, int io ){
4163 mejdrech 197
    ERROR_DECLARE;
198
 
4192 mejdrech 199
    device_ref  device;
200
    dpeth_t *   dep;
4163 mejdrech 201
 
202
    device = ( device_ref ) malloc( sizeof( device_t ));
203
    if( ! device ) return ENOMEM;
4192 mejdrech 204
    dep = ( dpeth_t * ) malloc( sizeof( dpeth_t ));
205
    if( ! dep ){
4163 mejdrech 206
        free( device );
207
        return ENOMEM;
208
    }
209
    bzero( device, sizeof( device_t ));
4192 mejdrech 210
    bzero( dep, sizeof( dpeth_t ));
4163 mejdrech 211
    device->device_id = device_id;
212
    device->nil_phone = -1;
4192 mejdrech 213
    device->specific = ( void * ) dep;
214
    device->state = NETIF_STOPPED;
215
    dep->de_irq = irq;
216
    dep->de_mode = DEM_DISABLED;
4163 mejdrech 217
    //TODO address?
4192 mejdrech 218
    if( ERROR_OCCURRED( pio_enable(( void * ) io, DP8390_IO_SIZE, ( void ** ) & dep->de_base_port ))
219
    || ERROR_OCCURRED( do_probe( dep ))){
220
        free( dep );
4163 mejdrech 221
        free( device );
222
        return ERROR_CODE;
223
    }
224
    if( ERROR_OCCURRED( device_map_add( & netif_globals.device_map, device->device_id, device ))){
4192 mejdrech 225
        free( dep );
4163 mejdrech 226
        free( device );
227
        return ERROR_CODE;
228
    }
229
    return EOK;
230
}
231
 
4261 mejdrech 232
int netif_send_message( device_id_t device_id, packet_t packet, services_t sender ){
4192 mejdrech 233
    ERROR_DECLARE;
234
 
235
    device_ref  device;
236
    dpeth_t *   dep;
237
    packet_t    next;
238
 
4243 mejdrech 239
    uint8_t *   data;
240
    data = packet_get_data( packet );
4307 mejdrech 241
    printf( "Sending packet:\n\tid\t= %d\n\tlength\t= %d\n\tdata\t= %.2hhX %.2hhX %.2hhX %.2hhX:%.2hhX %.2hhX %.2hhX %.2hhX:%.2hhX %.2hhX %.2hhX %.2hhX:%.2hhX %.2hhX %.2hhX %.2hhX:%.2hhX %.2hhX %.2hhX %.2hhX:%.2hhX %.2hhX\n\t\t%.2hhX %.2hhX:%.2hhX %.2hhX %.2hhX %.2hhX:%.2hhX %.2hhX %.2hhX %.2hhX:%.2hhX %.2hhX %.2hhX %.2hhX:%.2hhX %.2hhX %.2hhX %.2hhX:%.2hhX %.2hhX %.2hhX %.2hhX:%.2hhX %.2hhX %.2hhX %.2hhX:%.2hhX %.2hhX %.2hhX %.2hhX:%.2hhX %.2hhX %.2hhX %.2hhX:%.2hhX %.2hhX %.2hhX %.2hhX\n", packet_get_id( packet ), packet_get_data_length( packet ), data[ 0 ], data[ 1 ], data[ 2 ], data[ 3 ], data[ 4 ], data[ 5 ], data[ 6 ], data[ 7 ], data[ 8 ], data[ 9 ], data[ 10 ], data[ 11 ], data[ 12 ], data[ 13 ], data[ 14 ], data[ 15 ], data[ 16 ], data[ 17 ], data[ 18 ], data[ 19 ], data[ 20 ], data[ 21 ], data[ 22 ], data[ 23 ], data[ 24 ], data[ 25 ], data[ 26 ], data[ 27 ], data[ 28 ], data[ 29 ], data[ 30 ], data[ 31 ], data[ 32 ], data[ 33 ], data[ 34 ], data[ 35 ], data[ 36 ], data[ 37 ], data[ 38 ], data[ 39 ], data[ 40 ], data[ 41 ], data[ 42 ], data[ 43 ], data[ 44 ], data[ 45 ], data[ 46 ], data[ 47 ], data[ 48 ], data[ 49 ], data[ 50 ], data[ 51 ], data[ 52 ], data[ 53 ], data[ 54 ], data[ 55 ], data[ 56 ], data[ 57 ], data[ 58 ], data[ 59 ] );
4243 mejdrech 242
 
4197 mejdrech 243
    ERROR_PROPAGATE( find_device( device_id, & device ));
4192 mejdrech 244
    dep = ( dpeth_t * ) device->specific;
245
    // process packet queue
246
    do{
247
        next = pq_detach( packet );
248
        if( do_pwrite( dep, packet, FALSE ) != EBUSY ){
249
            netif_pq_release( packet_get_id( packet ));
250
        }
251
        packet = next;
252
    }while( packet );
253
    return EOK;
4163 mejdrech 254
}
255
 
4261 mejdrech 256
int netif_start_message( device_ref device ){
4163 mejdrech 257
    ERROR_DECLARE;
258
 
259
    dpeth_t *   dep;
260
 
261
    if( device->state != NETIF_ACTIVE ){
4192 mejdrech 262
        dep = ( dpeth_t * ) device->specific;
4163 mejdrech 263
        dp8390_cmds[ 0 ].addr = ( void * ) ( uint32_t ) ( dep->de_dp8390_port + DP_ISR );
4192 mejdrech 264
        dp8390_cmds[ 2 ].addr = dp8390_cmds[ 0 ].addr;
265
        ERROR_PROPAGATE( ipc_register_irq( dep->de_irq, device->device_id, device->device_id, & dp8390_code ));
4163 mejdrech 266
        if( ERROR_OCCURRED( do_init( dep, DL_BROAD_REQ ))){
267
            ipc_unregister_irq( dep->de_irq, device->device_id );
268
            return ERROR_CODE;
269
        }
4261 mejdrech 270
        return change_state( device, NETIF_ACTIVE );
4163 mejdrech 271
    }
272
    return EOK;
273
}
274
 
4261 mejdrech 275
int netif_stop_message( device_ref device ){
4163 mejdrech 276
    dpeth_t *   dep;
277
 
278
    if( device->state != NETIF_STOPPED ){
4192 mejdrech 279
        dep = ( dpeth_t * ) device->specific;
4163 mejdrech 280
        do_stop( dep );
281
        ipc_unregister_irq( dep->de_irq, device->device_id );
4261 mejdrech 282
        return change_state( device, NETIF_STOPPED );
4163 mejdrech 283
    }
284
    return EOK;
285
}
286
 
4261 mejdrech 287
int change_state( device_ref device, device_state_t state ){
4192 mejdrech 288
    device->state = state;
4307 mejdrech 289
    printf( "State changed to %s\n", ( state == NETIF_ACTIVE ) ? "ACTIVE" : "STOPPED" );
4261 mejdrech 290
    return state;
4192 mejdrech 291
}
292
 
4243 mejdrech 293
int netif_initialize( void ){
4163 mejdrech 294
    ipcarg_t    phonehash;
295
 
296
    async_set_interrupt_received( irq_handler );
297
 
298
    return REGISTER_ME( SERVICE_DP8390, & phonehash );
299
}
300
 
301
/** @}
302
 */