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/*
* Copyright (c) 2009 Lukas Mejdrech
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* - The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/** @addtogroup dp8390
* @{
*/
/** @file
*/
#include <assert.h>
#include <ddi.h>
#include <errno.h>
#include <malloc.h>
//#include <stdio.h>
#include <ipc/ipc.h>
#include <ipc/services.h>
#include "../../err.h"
#include "../../messages.h"
#include "../../modules.h"
#include "../../structures/packet/packet_client.h"
#include "../../structures/measured_strings.h"
#include "../../include/device.h"
#include "../../include/nil_interface.h"
#include "../netif.h"
#include "../netif_module.h"
#include "dp8390.h"
#include "dp8390_drv.h"
#include "dp8390_port.h"
#define NAME "dp8390 network interface"
#define IRQ_GET_DEVICE( call ) ( device_id_t ) IPC_GET_METHOD( * call )
#define IPC_GET_ISR( call ) ( int ) IPC_GET_ARG2( * call )
static irq_cmd_t dp8390_cmds[] = {
{ .cmd = CMD_PIO_READ_8,
.addr = NULL,
.dstarg = 2
},
{
.cmd = CMD_PREDICATE,
.value = 2,
.srcarg = 2
},
{ .cmd = CMD_PIO_WRITE_8,
.addr = NULL,
.srcarg = 2
},
{
.cmd = CMD_ACCEPT
}
};
static irq_code_t dp8390_code = {
sizeof( dp8390_cmds ) / sizeof( irq_cmd_t ),
dp8390_cmds
};
netif_globals_t netif_globals;
void module_print_name( void );
void irq_handler( ipc_callid_t iid, ipc_call_t * call );
int change_state( device_ref device, device_state_t state );
int netif_specific_message( ipc_callid_t callid, ipc_call_t * call, ipc_call_t * answer, int * answer_count ){
return ENOTSUP;
}
int netif_get_device_stats( device_id_t device_id, device_stats_ref stats ){
ERROR_DECLARE;
device_ref device;
eth_stat_t * de_stat;
if( ! stats ) return EBADMEM;
ERROR_PROPAGATE( find_device( device_id, & device ));
de_stat = & (( dpeth_t * ) device->specific )->de_stat;
null_device_stats( stats );
stats->rx_errors = de_stat->ets_recvErr;
stats->tx_errors = de_stat->ets_sendErr;
stats->rx_crc_errors = de_stat->ets_CRCerr;
stats->rx_frame_errors = de_stat->ets_frameAll;
stats->rx_missed_errors = de_stat->ets_missedP;
stats->rx_packets = de_stat->ets_packetR;
stats->tx_packets = de_stat->ets_packetT;
stats->collisions = de_stat->ets_collision;
stats->tx_aborted_errors = de_stat->ets_transAb;
stats->tx_carrier_errors = de_stat->ets_carrSense;
stats->tx_heartbeat_errors = de_stat->ets_CDheartbeat;
stats->tx_window_errors = de_stat->ets_OWC;
return EOK;
}
void module_print_name( void ){
printf( "%s", NAME );
}
int netif_get_addr_message( device_id_t device_id, measured_string_ref address ){
ERROR_DECLARE;
device_ref device;
if( ! address ) return EBADMEM;
ERROR_PROPAGATE( find_device( device_id, & device ));
address->value = ( char * ) ( & (( dpeth_t * ) device->specific )->de_address );
address->length = CONVERT_SIZE( ether_addr_t, char, 1 );
return EOK;
}
void irq_handler( ipc_callid_t iid, ipc_call_t * call )
{
// int irq;
device_ref device;
dpeth_t * dep;
packet_t received;
device_id_t device_id;
int phone;
device_id = IRQ_GET_DEVICE( call );
// printf( "device %d - irq %x\n", device_id, IPC_GET_ISR( call ));
rwlock_write_lock( & netif_globals.lock );
if( find_device( device_id, & device ) != EOK ){
rwlock_write_unlock( & netif_globals.lock );
return;
}
dep = ( dpeth_t * ) device->specific;
// printf( "dev %d, irq %x\n\n", device->device_id, IPC_GET_ISR( call ));
if ( dep->de_mode != DEM_ENABLED){
// continue;
rwlock_write_unlock( & netif_globals.lock );
return;
}
assert( dep->de_flags & DEF_ENABLED);
// irq= dep.de_irq;
// assert(irq >= 0 && irq < NR_IRQ_VECTORS);
// if ( dep->de_int_pending || 1)
// {
dep->de_int_pending= 0;
dp_check_ints( dep );
// do_int(dep);
/* r= sys_irqenable(&dep->de_hook);
if (r != OK)
{
panic("DP8390",
"unable enable interrupts", r);
}
*/// }
if( dep->received_queue ){
received = dep->received_queue;
phone = device->nil_phone;
dep->received_queue = NULL;
rwlock_write_unlock( & netif_globals.lock );
nil_received_msg( phone, device_id, received, NULL );
}else{
rwlock_write_unlock( & netif_globals.lock );
}
ipc_answer_0( iid, EOK );
}
int netif_probe_auto_message( void ){
return ENOTSUP;
}
int netif_probe_message( device_id_t device_id, int irq, int io ){
ERROR_DECLARE;
device_ref device;
dpeth_t * dep;
device = ( device_ref ) malloc( sizeof( device_t ));
if( ! device ) return ENOMEM;
dep = ( dpeth_t * ) malloc( sizeof( dpeth_t ));
if( ! dep ){
free( device );
return ENOMEM;
}
bzero( device, sizeof( device_t ));
bzero( dep, sizeof( dpeth_t ));
device->device_id = device_id;
device->nil_phone = -1;
device->specific = ( void * ) dep;
device->state = NETIF_STOPPED;
dep->de_irq = irq;
dep->de_mode = DEM_DISABLED;
//TODO address?
if( ERROR_OCCURRED( pio_enable(( void * ) io, DP8390_IO_SIZE, ( void ** ) & dep->de_base_port ))
|| ERROR_OCCURRED( do_probe( dep ))){
free( dep );
free( device );
return ERROR_CODE;
}
if( ERROR_OCCURRED( device_map_add( & netif_globals.device_map, device->device_id, device ))){
free( dep );
free( device );
return ERROR_CODE;
}
return EOK;
}
int netif_send_message( device_id_t device_id, packet_t packet, services_t sender ){
ERROR_DECLARE;
device_ref device;
dpeth_t * dep;
packet_t next;
uint8_t * data;
data = packet_get_data( packet );
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 ] );
ERROR_PROPAGATE( find_device( device_id, & device ));
dep = ( dpeth_t * ) device->specific;
// process packet queue
do{
next = pq_detach( packet );
if( do_pwrite( dep, packet, FALSE ) != EBUSY ){
netif_pq_release( packet_get_id( packet ));
}
packet = next;
}while( packet );
return EOK;
}
int netif_start_message( device_ref device ){
ERROR_DECLARE;
dpeth_t * dep;
if( device->state != NETIF_ACTIVE ){
dep = ( dpeth_t * ) device->specific;
dp8390_cmds[ 0 ].addr = ( void * ) ( uint32_t ) ( dep->de_dp8390_port + DP_ISR );
dp8390_cmds[ 2 ].addr = dp8390_cmds[ 0 ].addr;
ERROR_PROPAGATE( ipc_register_irq( dep->de_irq, device->device_id, device->device_id, & dp8390_code ));
if( ERROR_OCCURRED( do_init( dep, DL_BROAD_REQ ))){
ipc_unregister_irq( dep->de_irq, device->device_id );
return ERROR_CODE;
}
return change_state( device, NETIF_ACTIVE );
}
return EOK;
}
int netif_stop_message( device_ref device ){
dpeth_t * dep;
if( device->state != NETIF_STOPPED ){
dep = ( dpeth_t * ) device->specific;
do_stop( dep );
ipc_unregister_irq( dep->de_irq, device->device_id );
return change_state( device, NETIF_STOPPED );
}
return EOK;
}
int change_state( device_ref device, device_state_t state ){
device->state = state;
printf( "State changed to %s\n", ( state == NETIF_ACTIVE ) ? "ACTIVE" : "STOPPED" );
return state;
}
int netif_initialize( void ){
ipcarg_t phonehash;
async_set_interrupt_received( irq_handler );
return REGISTER_ME( SERVICE_DP8390, & phonehash );
}
/** @}
*/