source: mainline/uspace/srv/net/netif/dp8390/dp8390_module.c@ 9c9c6a9

lfn serial ticket/834-toolchain-update topic/msim-upgrade topic/simplify-dev-export
Last change on this file since 9c9c6a9 was 9c9c6a9, checked in by Jakub Jermar <jakub@…>, 15 years ago

The netif_probe_message() interface is not 64-bit ready.
  • Property mode set to 100644
File size: 11.2 KB
RevLine 
[21580dd]1/*
2 * Copyright (c) 2009 Lukas Mejdrech
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *
9 * - Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * - Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * - The name of the author may not be used to endorse or promote products
15 * derived from this software without specific prior written permission.
16 *
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.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29/** @addtogroup dp8390
30 * @{
31 */
32
33/** @file
34 * DP8390 network interface implementation.
35 */
36
37#include <assert.h>
38#include <async.h>
39#include <ddi.h>
40#include <errno.h>
41#include <malloc.h>
42//#include <stdio.h>
43#include <ipc/ipc.h>
44#include <ipc/services.h>
45
46#include "../../err.h"
47#include "../../messages.h"
48#include "../../modules.h"
49
50#include "../../structures/packet/packet_client.h"
51#include "../../structures/measured_strings.h"
52
53#include "../../include/device.h"
54#include "../../include/nil_interface.h"
55
56#include "../netif.h"
57#include "../netif_module.h"
58
59#include "dp8390.h"
60#include "dp8390_drv.h"
61#include "dp8390_port.h"
62
63/** DP8390 module name.
64 */
65#define NAME "dp8390 network interface"
66
67/** Returns the device from the interrupt call.
68 * @param[in] call The interrupt call.
69 */
70#define IRQ_GET_DEVICE( call ) ( device_id_t ) IPC_GET_METHOD( * call )
71
72/** Returns the interrupt status register from the interrupt call.
73 * @param[in] call The interrupt call.
74 */
75#define IPC_GET_ISR( call ) ( int ) IPC_GET_ARG2( * call )
76
77/** DP8390 kernel interrupt command sequence.
78 */
79static irq_cmd_t dp8390_cmds[] = {
80 { .cmd = CMD_PIO_READ_8,
81 .addr = NULL,
82 .dstarg = 2
83 },
84 {
85 .cmd = CMD_PREDICATE,
86 .value = 1,
87 .srcarg = 2
88 },
89 {
90 .cmd = CMD_ACCEPT
91 }
92};
93
94/** DP8390 kernel interrupt code.
95 */
96static irq_code_t dp8390_code = {
97 sizeof( dp8390_cmds ) / sizeof( irq_cmd_t ),
98 dp8390_cmds
99};
100
101/** Network interface module global data.
102 */
103netif_globals_t netif_globals;
104
105/** Prints the module name.
106 * @see NAME
107 */
108void module_print_name( void );
109
110/** Handles the interrupt messages.
111 * This is the interrupt handler callback function.
112 * @param[in] iid The interrupt message identifier.
113 * @param[in] call The interrupt message.
114 */
115void irq_handler( ipc_callid_t iid, ipc_call_t * call );
116
117/** Changes the network interface state.
118 * @param[in,out] device The network interface.
119 * @param[in] state The new state.
120 * @returns The new state.
121 */
122int change_state( device_ref device, device_state_t state );
123
124int netif_specific_message( ipc_callid_t callid, ipc_call_t * call, ipc_call_t * answer, int * answer_count ){
125 return ENOTSUP;
126}
127
128int netif_get_device_stats( device_id_t device_id, device_stats_ref stats ){
129 ERROR_DECLARE;
130
131 device_ref device;
132 eth_stat_t * de_stat;
133
134 if( ! stats ) return EBADMEM;
135 ERROR_PROPAGATE( find_device( device_id, & device ));
136 de_stat = & (( dpeth_t * ) device->specific )->de_stat;
137 null_device_stats( stats );
138 stats->receive_errors = de_stat->ets_recvErr;
139 stats->send_errors = de_stat->ets_sendErr;
140 stats->receive_crc_errors = de_stat->ets_CRCerr;
141 stats->receive_frame_errors = de_stat->ets_frameAll;
142 stats->receive_missed_errors = de_stat->ets_missedP;
143 stats->receive_packets = de_stat->ets_packetR;
144 stats->send_packets = de_stat->ets_packetT;
145 stats->collisions = de_stat->ets_collision;
146 stats->send_aborted_errors = de_stat->ets_transAb;
147 stats->send_carrier_errors = de_stat->ets_carrSense;
148 stats->send_heartbeat_errors = de_stat->ets_CDheartbeat;
149 stats->send_window_errors = de_stat->ets_OWC;
150 return EOK;
151}
152
153void module_print_name( void ){
154 printf( "%s", NAME );
155}
156
157int netif_get_addr_message( device_id_t device_id, measured_string_ref address ){
158 ERROR_DECLARE;
159
160 device_ref device;
161
162 if( ! address ) return EBADMEM;
163 ERROR_PROPAGATE( find_device( device_id, & device ));
164 address->value = ( char * ) ( & (( dpeth_t * ) device->specific )->de_address );
165 address->length = CONVERT_SIZE( ether_addr_t, char, 1 );
166 return EOK;
167}
168
169void irq_handler( ipc_callid_t iid, ipc_call_t * call )
170{
171 device_ref device;
172 dpeth_t * dep;
173 packet_t received;
174 device_id_t device_id;
175 int phone;
176
177 device_id = IRQ_GET_DEVICE( call );
178 fibril_rwlock_write_lock( & netif_globals.lock );
179 if( find_device( device_id, & device ) != EOK ){
180 fibril_rwlock_write_unlock( & netif_globals.lock );
181 return;
182 }
183 dep = ( dpeth_t * ) device->specific;
184 if ( dep->de_mode != DEM_ENABLED){
185 fibril_rwlock_write_unlock( & netif_globals.lock );
186 return;
187 }
188 assert( dep->de_flags & DEF_ENABLED);
189 dep->de_int_pending = 0;
190// remove debug print:
191 printf( "I%d: 0x%x\n", device_id, IPC_GET_ISR( call ));
192 dp_check_ints( dep, IPC_GET_ISR( call ));
193 if( dep->received_queue ){
194 received = dep->received_queue;
195 phone = device->nil_phone;
196 dep->received_queue = NULL;
197 dep->received_count = 0;
198 fibril_rwlock_write_unlock( & netif_globals.lock );
199// remove debug dump:
200 uint8_t * data;
201 data = packet_get_data( received );
202 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 ] );
203 nil_received_msg( phone, device_id, received, NULL );
204 }else{
205 fibril_rwlock_write_unlock( & netif_globals.lock );
206 }
207 ipc_answer_0( iid, EOK );
208}
209
[9c9c6a9]210int netif_probe_message( device_id_t device_id, int irq, uintptr_t io ){
[21580dd]211 ERROR_DECLARE;
212
213 device_ref device;
214 dpeth_t * dep;
215
216 device = ( device_ref ) malloc( sizeof( device_t ));
217 if( ! device ) return ENOMEM;
218 dep = ( dpeth_t * ) malloc( sizeof( dpeth_t ));
219 if( ! dep ){
220 free( device );
221 return ENOMEM;
222 }
223 bzero( device, sizeof( device_t ));
224 bzero( dep, sizeof( dpeth_t ));
225 device->device_id = device_id;
226 device->nil_phone = -1;
227 device->specific = ( void * ) dep;
228 device->state = NETIF_STOPPED;
229 dep->de_irq = irq;
230 dep->de_mode = DEM_DISABLED;
231 //TODO address?
232 if( ERROR_OCCURRED( pio_enable(( void * ) io, DP8390_IO_SIZE, ( void ** ) & dep->de_base_port ))
233 || ERROR_OCCURRED( do_probe( dep ))){
234 free( dep );
235 free( device );
236 return ERROR_CODE;
237 }
238 if( ERROR_OCCURRED( device_map_add( & netif_globals.device_map, device->device_id, device ))){
239 free( dep );
240 free( device );
241 return ERROR_CODE;
242 }
243 return EOK;
244}
245
246int netif_send_message( device_id_t device_id, packet_t packet, services_t sender ){
247 ERROR_DECLARE;
248
249 device_ref device;
250 dpeth_t * dep;
251 packet_t next;
252
253 ERROR_PROPAGATE( find_device( device_id, & device ));
254 if( device->state != NETIF_ACTIVE ){
255 netif_pq_release( packet_get_id( packet ));
256 return EFORWARD;
257 }
258 dep = ( dpeth_t * ) device->specific;
259 // process packet queue
260 do{
261 next = pq_detach( packet );
262// remove debug dump:
263 uint8_t * data;
264 data = packet_get_data( packet );
265 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 ] );
266
267 if( do_pwrite( dep, packet, FALSE ) != EBUSY ){
268 netif_pq_release( packet_get_id( packet ));
269 }
270 packet = next;
271 }while( packet );
272 return EOK;
273}
274
275int netif_start_message( device_ref device ){
276 ERROR_DECLARE;
277
278 dpeth_t * dep;
279
280 if( device->state != NETIF_ACTIVE ){
281 dep = ( dpeth_t * ) device->specific;
282 dp8390_cmds[ 0 ].addr = ( void * ) ( uint32_t ) ( dep->de_dp8390_port + DP_ISR );
283 dp8390_cmds[ 2 ].addr = dp8390_cmds[ 0 ].addr;
284 ERROR_PROPAGATE( ipc_register_irq( dep->de_irq, device->device_id, device->device_id, & dp8390_code ));
285 if( ERROR_OCCURRED( do_init( dep, DL_BROAD_REQ ))){
286 ipc_unregister_irq( dep->de_irq, device->device_id );
287 return ERROR_CODE;
288 }
289 return change_state( device, NETIF_ACTIVE );
290 }
291 return EOK;
292}
293
294int netif_stop_message( device_ref device ){
295 dpeth_t * dep;
296
297 if( device->state != NETIF_STOPPED ){
298 dep = ( dpeth_t * ) device->specific;
299 do_stop( dep );
300 ipc_unregister_irq( dep->de_irq, device->device_id );
301 return change_state( device, NETIF_STOPPED );
302 }
303 return EOK;
304}
305
306int change_state( device_ref device, device_state_t state ){
307 device->state = state;
308 printf( "State changed to %s\n", ( state == NETIF_ACTIVE ) ? "ACTIVE" : "STOPPED" );
309 return state;
310}
311
312int netif_initialize( void ){
313 ipcarg_t phonehash;
314
315 async_set_interrupt_received( irq_handler );
316
317 return REGISTER_ME( SERVICE_DP8390, & phonehash );
318}
319
320/** @}
321 */
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