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4163 mejdrech 1
/*
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 * Copyright (c) 2009 Lukas Mejdrech
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 * All rights reserved.
4
 *
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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:
8
 *
9
 * - 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.
14
 * - 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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 *
17
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19
 * 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.
27
 */
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29
/** @addtogroup dp8390
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 *  @{
31
 */
32
 
33
/** @file
34
 */
35
 
36
#include <assert.h>
4327 mejdrech 37
#include <async.h>
4163 mejdrech 38
#include <ddi.h>
39
#include <errno.h>
40
#include <malloc.h>
41
//#include <stdio.h>
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#include <ipc/ipc.h>
43
#include <ipc/services.h>
44
 
45
#include "../../err.h"
46
#include "../../messages.h"
47
#include "../../modules.h"
48
 
49
#include "../../structures/packet/packet_client.h"
50
#include "../../structures/measured_strings.h"
51
 
4243 mejdrech 52
#include "../../include/device.h"
4307 mejdrech 53
#include "../../include/nil_interface.h"
4243 mejdrech 54
 
4192 mejdrech 55
#include "../netif.h"
4307 mejdrech 56
#include "../netif_module.h"
4192 mejdrech 57
 
4163 mejdrech 58
#include "dp8390.h"
59
#include "dp8390_drv.h"
60
#include "dp8390_port.h"
61
 
62
#define NAME    "dp8390 network interface"
63
 
4261 mejdrech 64
#define IRQ_GET_DEVICE( call )          ( device_id_t ) IPC_GET_METHOD( * call )
4163 mejdrech 65
#define IPC_GET_ISR( call )             ( int ) IPC_GET_ARG2( * call )
66
 
67
static irq_cmd_t    dp8390_cmds[] = {
68
    {   .cmd = CMD_PIO_READ_8,
69
        .addr = NULL,
70
        .dstarg = 2
71
    },
72
    {
73
        .cmd = CMD_PREDICATE,
4327 mejdrech 74
        .value = 1,
4163 mejdrech 75
        .srcarg = 2
76
    },
4351 mejdrech 77
    {
4163 mejdrech 78
        .cmd = CMD_ACCEPT
79
    }
80
};
81
 
82
static irq_code_t   dp8390_code = {
83
    sizeof( dp8390_cmds ) / sizeof( irq_cmd_t ),
84
    dp8390_cmds
85
};
86
 
87
netif_globals_t netif_globals;
88
 
4307 mejdrech 89
void    module_print_name( void );
4163 mejdrech 90
 
4192 mejdrech 91
void    irq_handler( ipc_callid_t iid, ipc_call_t * call );
4261 mejdrech 92
int change_state( device_ref device, device_state_t state );
4163 mejdrech 93
 
4243 mejdrech 94
int netif_specific_message( ipc_callid_t callid, ipc_call_t * call, ipc_call_t * answer, int * answer_count ){
4192 mejdrech 95
    return ENOTSUP;
96
}
97
 
4243 mejdrech 98
int netif_get_device_stats( device_id_t device_id, device_stats_ref stats ){
4192 mejdrech 99
    ERROR_DECLARE;
100
 
101
    device_ref      device;
102
    eth_stat_t *    de_stat;
103
 
104
    if( ! stats ) return EBADMEM;
105
    ERROR_PROPAGATE( find_device( device_id, & device ));
106
    de_stat = & (( dpeth_t * ) device->specific )->de_stat;
107
    null_device_stats( stats );
108
    stats->rx_errors = de_stat->ets_recvErr;
109
    stats->tx_errors = de_stat->ets_sendErr;
110
    stats->rx_crc_errors = de_stat->ets_CRCerr;
111
    stats->rx_frame_errors = de_stat->ets_frameAll;
112
    stats->rx_missed_errors = de_stat->ets_missedP;
113
    stats->rx_packets = de_stat->ets_packetR;
114
    stats->tx_packets = de_stat->ets_packetT;
115
    stats->collisions = de_stat->ets_collision;
116
    stats->tx_aborted_errors = de_stat->ets_transAb;
117
    stats->tx_carrier_errors = de_stat->ets_carrSense;
118
    stats->tx_heartbeat_errors = de_stat->ets_CDheartbeat;
119
    stats->tx_window_errors = de_stat->ets_OWC;
120
    return EOK;
121
}
122
 
4307 mejdrech 123
void module_print_name( void ){
4197 mejdrech 124
    printf( "%s", NAME );
4163 mejdrech 125
}
126
 
4243 mejdrech 127
int netif_get_addr_message( device_id_t device_id, measured_string_ref address ){
4163 mejdrech 128
    ERROR_DECLARE;
129
 
130
    device_ref  device;
131
 
4192 mejdrech 132
    if( ! address ) return EBADMEM;
133
    ERROR_PROPAGATE( find_device( device_id, & device ));
134
    address->value = ( char * ) ( & (( dpeth_t * ) device->specific )->de_address );
135
    address->length = CONVERT_SIZE( ether_addr_t, char, 1 );
136
    return EOK;
4163 mejdrech 137
}
138
 
4192 mejdrech 139
void irq_handler( ipc_callid_t iid, ipc_call_t * call )
4163 mejdrech 140
{
141
    device_ref  device;
142
    dpeth_t *   dep;
4261 mejdrech 143
    packet_t    received;
144
    device_id_t device_id;
145
    int         phone;
4163 mejdrech 146
 
4261 mejdrech 147
    device_id = IRQ_GET_DEVICE( call );
4582 mejdrech 148
    fibril_rwlock_write_lock( & netif_globals.lock );
4261 mejdrech 149
    if( find_device( device_id, & device ) != EOK ){
4582 mejdrech 150
        fibril_rwlock_write_unlock( & netif_globals.lock );
4261 mejdrech 151
        return;
152
    }
4192 mejdrech 153
    dep = ( dpeth_t * ) device->specific;
4261 mejdrech 154
    if ( dep->de_mode != DEM_ENABLED){
4582 mejdrech 155
        fibril_rwlock_write_unlock( & netif_globals.lock );
4192 mejdrech 156
        return;
4261 mejdrech 157
    }
4192 mejdrech 158
    assert( dep->de_flags & DEF_ENABLED);
4498 mejdrech 159
    dep->de_int_pending = 0;
160
//  TODO remove debug print:
161
    printf( "I%d: 0x%x\n", device_id, IPC_GET_ISR( call ));
4332 mejdrech 162
    dp_check_ints( dep, IPC_GET_ISR( call ));
4261 mejdrech 163
    if( dep->received_queue ){
164
        received = dep->received_queue;
165
        phone = device->nil_phone;
166
        dep->received_queue = NULL;
4582 mejdrech 167
        fibril_rwlock_write_unlock( & netif_globals.lock );
4332 mejdrech 168
//  TODO remove debug dump:
169
    uint8_t *   data;
170
    data = packet_get_data( received );
171
    printf( "Receiving 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( received ), packet_get_data_length( received ), 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 ] );
4261 mejdrech 172
        nil_received_msg( phone, device_id, received, NULL );
173
    }else{
4582 mejdrech 174
        fibril_rwlock_write_unlock( & netif_globals.lock );
4261 mejdrech 175
    }
4243 mejdrech 176
    ipc_answer_0( iid, EOK );
4163 mejdrech 177
}
178
 
4243 mejdrech 179
int netif_probe_message( device_id_t device_id, int irq, int io ){
4163 mejdrech 180
    ERROR_DECLARE;
181
 
4192 mejdrech 182
    device_ref  device;
183
    dpeth_t *   dep;
4163 mejdrech 184
 
185
    device = ( device_ref ) malloc( sizeof( device_t ));
186
    if( ! device ) return ENOMEM;
4192 mejdrech 187
    dep = ( dpeth_t * ) malloc( sizeof( dpeth_t ));
188
    if( ! dep ){
4163 mejdrech 189
        free( device );
190
        return ENOMEM;
191
    }
192
    bzero( device, sizeof( device_t ));
4192 mejdrech 193
    bzero( dep, sizeof( dpeth_t ));
4163 mejdrech 194
    device->device_id = device_id;
195
    device->nil_phone = -1;
4192 mejdrech 196
    device->specific = ( void * ) dep;
197
    device->state = NETIF_STOPPED;
198
    dep->de_irq = irq;
199
    dep->de_mode = DEM_DISABLED;
4163 mejdrech 200
    //TODO address?
4192 mejdrech 201
    if( ERROR_OCCURRED( pio_enable(( void * ) io, DP8390_IO_SIZE, ( void ** ) & dep->de_base_port ))
202
    || ERROR_OCCURRED( do_probe( dep ))){
203
        free( dep );
4163 mejdrech 204
        free( device );
205
        return ERROR_CODE;
206
    }
207
    if( ERROR_OCCURRED( device_map_add( & netif_globals.device_map, device->device_id, device ))){
4192 mejdrech 208
        free( dep );
4163 mejdrech 209
        free( device );
210
        return ERROR_CODE;
211
    }
212
    return EOK;
213
}
214
 
4261 mejdrech 215
int netif_send_message( device_id_t device_id, packet_t packet, services_t sender ){
4192 mejdrech 216
    ERROR_DECLARE;
217
 
218
    device_ref  device;
219
    dpeth_t *   dep;
220
    packet_t    next;
221
 
4327 mejdrech 222
    ERROR_PROPAGATE( find_device( device_id, & device ));
223
    dep = ( dpeth_t * ) device->specific;
4192 mejdrech 224
    // process packet queue
225
    do{
226
        next = pq_detach( packet );
4498 mejdrech 227
//      TODO remove debug dump:
228
        uint8_t *   data;
229
        data = packet_get_data( packet );
230
        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 ] );
231
 
4192 mejdrech 232
        if( do_pwrite( dep, packet, FALSE ) != EBUSY ){
233
            netif_pq_release( packet_get_id( packet ));
234
        }
235
        packet = next;
236
    }while( packet );
237
    return EOK;
4163 mejdrech 238
}
239
 
4261 mejdrech 240
int netif_start_message( device_ref device ){
4163 mejdrech 241
    ERROR_DECLARE;
242
 
243
    dpeth_t *   dep;
244
 
245
    if( device->state != NETIF_ACTIVE ){
4192 mejdrech 246
        dep = ( dpeth_t * ) device->specific;
4163 mejdrech 247
        dp8390_cmds[ 0 ].addr = ( void * ) ( uint32_t ) ( dep->de_dp8390_port + DP_ISR );
4192 mejdrech 248
        dp8390_cmds[ 2 ].addr = dp8390_cmds[ 0 ].addr;
249
        ERROR_PROPAGATE( ipc_register_irq( dep->de_irq, device->device_id, device->device_id, & dp8390_code ));
4163 mejdrech 250
        if( ERROR_OCCURRED( do_init( dep, DL_BROAD_REQ ))){
251
            ipc_unregister_irq( dep->de_irq, device->device_id );
252
            return ERROR_CODE;
253
        }
4261 mejdrech 254
        return change_state( device, NETIF_ACTIVE );
4163 mejdrech 255
    }
256
    return EOK;
257
}
258
 
4261 mejdrech 259
int netif_stop_message( device_ref device ){
4163 mejdrech 260
    dpeth_t *   dep;
261
 
262
    if( device->state != NETIF_STOPPED ){
4192 mejdrech 263
        dep = ( dpeth_t * ) device->specific;
4163 mejdrech 264
        do_stop( dep );
265
        ipc_unregister_irq( dep->de_irq, device->device_id );
4261 mejdrech 266
        return change_state( device, NETIF_STOPPED );
4163 mejdrech 267
    }
268
    return EOK;
269
}
270
 
4261 mejdrech 271
int change_state( device_ref device, device_state_t state ){
4192 mejdrech 272
    device->state = state;
4307 mejdrech 273
    printf( "State changed to %s\n", ( state == NETIF_ACTIVE ) ? "ACTIVE" : "STOPPED" );
4261 mejdrech 274
    return state;
4192 mejdrech 275
}
276
 
4243 mejdrech 277
int netif_initialize( void ){
4163 mejdrech 278
    ipcarg_t    phonehash;
279
 
280
    async_set_interrupt_received( irq_handler );
281
 
282
    return REGISTER_ME( SERVICE_DP8390, & phonehash );
283
}
284
 
285
/** @}
286
 */