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  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.  */
  35.  
  36. #include <assert.h>
  37. #include <ddi.h>
  38. #include <errno.h>
  39. #include <malloc.h>
  40. //#include <stdio.h>
  41. #include <ipc/ipc.h>
  42. #include <ipc/services.h>
  43.  
  44. #include "../../err.h"
  45. #include "../../messages.h"
  46. #include "../../modules.h"
  47.  
  48. #include "../../structures/packet/packet_client.h"
  49. #include "../../structures/measured_strings.h"
  50.  
  51. #include "../../include/device.h"
  52.  
  53. #include "../netif.h"
  54. #include "../netif_interface.h"
  55.  
  56. #include "dp8390.h"
  57. #include "dp8390_drv.h"
  58. #include "dp8390_module.h"
  59. #include "dp8390_port.h"
  60.  
  61. #define NAME    "dp8390 network interface"
  62.  
  63. #define IPC_GET_DEVICE( call )          ( device_id_t ) IPC_GET_METHOD( * call )
  64. #define IPC_GET_ISR( call )             ( int ) IPC_GET_ARG2( * call )
  65.  
  66. static irq_cmd_t    dp8390_cmds[] = {
  67.     {   .cmd = CMD_PIO_READ_8,
  68.         .addr = NULL,
  69.         .dstarg = 2
  70.     },
  71.     {
  72.         .cmd = CMD_PREDICATE,
  73.         .value = 2,
  74.         .srcarg = 2
  75.     },
  76.     {   .cmd = CMD_PIO_WRITE_8,
  77.         .addr = NULL,
  78.         .srcarg = 2
  79.     },
  80.     {
  81.         .cmd = CMD_ACCEPT
  82.     }
  83. };
  84.  
  85. static irq_code_t   dp8390_code = {
  86.     sizeof( dp8390_cmds ) / sizeof( irq_cmd_t ),
  87.     dp8390_cmds
  88. };
  89.  
  90. netif_globals_t netif_globals;
  91.  
  92. void    netif_print_name( void );
  93.  
  94. void    irq_handler( ipc_callid_t iid, ipc_call_t * call );
  95. void    change_state( device_ref device, device_state_t state );
  96.  
  97. int netif_specific_message( ipc_callid_t callid, ipc_call_t * call, ipc_call_t * answer, int * answer_count ){
  98.     return ENOTSUP;
  99. }
  100.  
  101. int netif_get_device_stats( device_id_t device_id, device_stats_ref stats ){
  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;
  112.     stats->tx_errors = de_stat->ets_sendErr;
  113.     stats->rx_crc_errors = de_stat->ets_CRCerr;
  114.     stats->rx_frame_errors = de_stat->ets_frameAll;
  115.     stats->rx_missed_errors = de_stat->ets_missedP;
  116.     stats->rx_packets = de_stat->ets_packetR;
  117.     stats->tx_packets = de_stat->ets_packetT;
  118.     stats->collisions = de_stat->ets_collision;
  119.     stats->tx_aborted_errors = de_stat->ets_transAb;
  120.     stats->tx_carrier_errors = de_stat->ets_carrSense;
  121.     stats->tx_heartbeat_errors = de_stat->ets_CDheartbeat;
  122.     stats->tx_window_errors = de_stat->ets_OWC;
  123.     return EOK;
  124. }
  125.  
  126. void netif_print_name( void ){
  127.     printf( "%s", NAME );
  128. }
  129.  
  130. int netif_get_addr_message( device_id_t device_id, measured_string_ref address ){
  131.     ERROR_DECLARE;
  132.  
  133.     device_ref  device;
  134.  
  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;
  140. }
  141.  
  142. void irq_handler( ipc_callid_t iid, ipc_call_t * call )
  143. {
  144. //  int irq;
  145.     device_ref  device;
  146.     dpeth_t *   dep;
  147.  
  148.     printf( "\ndevice %d - irq %x", IPC_GET_DEVICE( call ), IPC_GET_ISR( call ));
  149.     if( find_device( IPC_GET_DEVICE( call ), & device ) != EOK ) return;
  150.     dep = ( dpeth_t * ) device->specific;
  151.     printf( "\ndev %d, irq %x\n", device->device_id, IPC_GET_ISR( call ));
  152.     if ( dep->de_mode != DEM_ENABLED)
  153. //      continue;
  154.         return;
  155.     assert( dep->de_flags & DEF_ENABLED);
  156. //  irq= dep.de_irq;
  157. //  assert(irq >= 0 && irq < NR_IRQ_VECTORS);
  158. //      if ( dep->de_int_pending || 1)
  159. //      {
  160.         dep->de_int_pending= 0;
  161.         dp_check_ints( dep );
  162. //      do_int(dep);
  163. /*      r= sys_irqenable(&dep->de_hook);
  164.         if (r != OK)
  165.         {
  166.             panic("DP8390",
  167.             "unable enable interrupts", r);
  168.         }
  169. *///    }
  170.     ipc_answer_0( iid, EOK );
  171. }
  172.  
  173. int netif_probe_auto_message( void ){
  174.     return ENOTSUP;
  175. }
  176.  
  177. int netif_probe_message( device_id_t device_id, int irq, int io ){
  178.     ERROR_DECLARE;
  179.  
  180.     device_ref  device;
  181.     dpeth_t *   dep;
  182.  
  183.     printf( "\n" );
  184.     device = ( device_ref ) malloc( sizeof( device_t ));
  185.     if( ! device ) return ENOMEM;
  186.     dep = ( dpeth_t * ) malloc( sizeof( dpeth_t ));
  187.     if( ! dep ){
  188.         free( device );
  189.         return ENOMEM;
  190.     }
  191.     bzero( device, sizeof( device_t ));
  192.     bzero( dep, sizeof( dpeth_t ));
  193.     device->device_id = device_id;
  194.     device->nil_phone = -1;
  195.     device->specific = ( void * ) dep;
  196.     device->state = NETIF_STOPPED;
  197.     dep->parent = device;
  198.     dep->de_irq = irq;
  199.     dep->de_mode = DEM_DISABLED;
  200.     //TODO address?
  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 );
  204.         free( device );
  205.         return ERROR_CODE;
  206.     }
  207.     if( ERROR_OCCURRED( device_map_add( & netif_globals.device_map, device->device_id, device ))){
  208.         free( dep );
  209.         free( device );
  210.         return ERROR_CODE;
  211.     }
  212.     return EOK;
  213. }
  214.  
  215. int netif_send_message( device_id_t device_id, packet_t packet ){
  216.     ERROR_DECLARE;
  217.  
  218.     device_ref  device;
  219.     dpeth_t *   dep;
  220.     packet_t    next;
  221.  
  222.     uint8_t *   data;
  223.     data = packet_get_data( packet );
  224.     printf( "\nSending 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", 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 ] );
  225.  
  226.     ERROR_PROPAGATE( find_device( device_id, & device ));
  227.     dep = ( dpeth_t * ) device->specific;
  228.     // process packet queue
  229.     do{
  230.         next = pq_detach( packet );
  231.         if( do_pwrite( dep, packet, FALSE ) != EBUSY ){
  232.             netif_pq_release( packet_get_id( packet ));
  233.         }
  234.         packet = next;
  235.     }while( packet );
  236.     return EOK;
  237. }
  238.  
  239. int netif_start_message( device_id_t device_id ){
  240.     ERROR_DECLARE;
  241.  
  242.     device_ref  device;
  243.     dpeth_t *   dep;
  244.  
  245.     ERROR_PROPAGATE( find_device( device_id, & device ));
  246.     if( device->state != NETIF_ACTIVE ){
  247.         dep = ( dpeth_t * ) device->specific;
  248.         dp8390_cmds[ 0 ].addr = ( void * ) ( uint32_t ) ( dep->de_dp8390_port + DP_ISR );
  249.         dp8390_cmds[ 2 ].addr = dp8390_cmds[ 0 ].addr;
  250.         ERROR_PROPAGATE( ipc_register_irq( dep->de_irq, device->device_id, device->device_id, & dp8390_code ));
  251.         if( ERROR_OCCURRED( do_init( dep, DL_BROAD_REQ ))){
  252.             ipc_unregister_irq( dep->de_irq, device->device_id );
  253.             return ERROR_CODE;
  254.         }
  255.         change_state( device, NETIF_ACTIVE );
  256.     }
  257.     return EOK;
  258. }
  259.  
  260. int netif_stop_message( device_id_t device_id ){
  261.     ERROR_DECLARE;
  262.  
  263.     device_ref  device;
  264.     dpeth_t *   dep;
  265.  
  266.     ERROR_PROPAGATE( find_device( device_id, & device ));
  267.     if( device->state != NETIF_STOPPED ){
  268.         dep = ( dpeth_t * ) device->specific;
  269.         do_stop( dep );
  270.         ipc_unregister_irq( dep->de_irq, device->device_id );
  271.         change_state( device, NETIF_STOPPED );
  272.     }
  273.     return EOK;
  274. }
  275.  
  276. void change_state( device_ref device, device_state_t state ){
  277.     device->state = state;
  278.     nil_message( device, NET_NIL_DEVICE_STATE, device->state, NULL );
  279.     printf( "\nState changed to %s", ( state == NETIF_ACTIVE ) ? "ACTIVE" : "STOPPED" );
  280. }
  281.  
  282. int netif_initialize( void ){
  283.     ipcarg_t    phonehash;
  284.  
  285.     async_set_interrupt_received( irq_handler );
  286.  
  287.     return REGISTER_ME( SERVICE_DP8390, & phonehash );
  288. }
  289.  
  290. int netif_send_packet( dpeth_t * dep, packet_t packet ){
  291.     if( !( dep && dep->parent )) return EINVAL;
  292.     nil_message(( device_ref ) dep->parent, NET_NIL_RECEIVED, packet_get_id( packet ), 0 );
  293.     return EOK;
  294. }
  295.  
  296. /** @}
  297.  */
  298.