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| 4163 | mejdrech | 1 | /* |
| 2 | * Copyright (c) 2009 Lukas Mejdrech |
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| 3 | * All rights reserved. |
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| 4 | * |
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| 5 | * Redistribution and use in source and binary forms, with or without |
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| 6 | * modification, are permitted provided that the following conditions |
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| 7 | * are met: |
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| 8 | * |
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| 9 | * - Redistributions of source code must retain the above copyright |
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| 10 | * notice, this list of conditions and the following disclaimer. |
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| 11 | * - Redistributions in binary form must reproduce the above copyright |
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| 12 | * notice, this list of conditions and the following disclaimer in the |
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| 13 | * documentation and/or other materials provided with the distribution. |
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| 14 | * - The name of the author may not be used to endorse or promote products |
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| 15 | * derived from this software without specific prior written permission. |
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| 16 | * |
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
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| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
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| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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| 27 | */ |
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| 28 | |||
| 29 | /** @addtogroup dp8390 |
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| 30 | * @{ |
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| 31 | */ |
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| 32 | |||
| 33 | /** @file |
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| 34 | */ |
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| 35 | |||
| 36 | #include <assert.h> |
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| 37 | //#include <async.h> |
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| 38 | #include <ddi.h> |
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| 39 | #include <errno.h> |
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| 40 | #include <malloc.h> |
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| 41 | #include <mem.h> |
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| 42 | //#include <stdio.h> |
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| 43 | //#include <sysinfo.h> |
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| 44 | #include <ipc/ipc.h> |
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| 45 | #include <ipc/services.h> |
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| 46 | //#include <sys/types.h> |
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| 47 | |||
| 48 | #include "../../err.h" |
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| 49 | #include "../../messages.h" |
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| 50 | #include "../../modules.h" |
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| 51 | |||
| 52 | #include "../../structures/packet/packet_client.h" |
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| 53 | #include "../../structures/measured_strings.h" |
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| 54 | |||
| 55 | #include "dp8390.h" |
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| 56 | #include "dp8390_drv.h" |
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| 57 | #include "dp8390_module.h" |
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| 58 | #include "dp8390_port.h" |
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| 59 | //#include "local.h" |
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| 60 | #include "../device.h" |
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| 61 | #include "../netif.h" |
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| 62 | |||
| 63 | //TODO sync stats |
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| 64 | |||
| 65 | #define NAME "dp8390 network interface" |
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| 66 | |||
| 67 | #define IPC_GET_DEVICE( call ) ( device_id_t ) IPC_GET_ARG1( * call ) |
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| 68 | #define IPC_GET_ISR( call ) ( int ) IPC_GET_ARG2( * call ) |
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| 69 | |||
| 70 | static irq_cmd_t dp8390_cmds[] = { |
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| 71 | { .cmd = CMD_PIO_READ_8, |
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| 72 | .addr = NULL, |
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| 73 | .dstarg = 2 |
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| 74 | }, |
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| 75 | { |
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| 76 | .cmd = CMD_PREDICATE, |
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| 77 | .value = 2, |
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| 78 | .srcarg = 2 |
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| 79 | }, |
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| 80 | {//TODO remember device_id |
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| 81 | .cmd = CMD_ACCEPT, |
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| 82 | .value = 0, |
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| 83 | .dstarg = 1, |
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| 84 | }, |
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| 85 | { |
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| 86 | .cmd = CMD_ACCEPT |
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| 87 | } |
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| 88 | }; |
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| 89 | |||
| 90 | static irq_code_t dp8390_code = { |
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| 91 | sizeof( dp8390_cmds ) / sizeof( irq_cmd_t ), |
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| 92 | dp8390_cmds |
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| 93 | }; |
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| 94 | |||
| 95 | netif_globals_t netif_globals; |
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| 96 | |||
| 97 | void netif_print_name( void ); |
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| 98 | int initialize( void ); |
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| 99 | int probe_auto_message( void ); |
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| 100 | int probe_message( device_id_t device_id, int irq, int io ); |
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| 101 | int send_message( device_id_t device_id, packet_t packet ); |
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| 102 | int start_message( device_id_t device_id ); |
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| 103 | int stop_message( device_id_t device_id ); |
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| 104 | measured_string_ref get_addr_message( device_id_t device_id ); |
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| 105 | |||
| 106 | static void irq_handler( ipc_callid_t iid, ipc_call_t * call ); |
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| 107 | |||
| 108 | void netif_print_name( void ){ |
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| 109 | printf( NAME ); |
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| 110 | } |
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| 111 | |||
| 112 | measured_string_ref get_addr_message( device_id_t device_id ){ |
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| 113 | ERROR_DECLARE; |
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| 114 | |||
| 115 | device_ref device; |
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| 116 | |||
| 117 | if( ERROR_OCCURRED( find_device( device_id, & device ))) return NULL; |
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| 118 | return (( dp_device_ref )( device->specific ))->addr; |
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| 119 | } |
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| 120 | |||
| 121 | static void irq_handler( ipc_callid_t iid, ipc_call_t * call ) |
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| 122 | { |
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| 123 | // int irq; |
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| 124 | device_ref device; |
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| 125 | dpeth_t * dep; |
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| 126 | |||
| 127 | if( find_device( IPC_GET_DEVICE( call ), & device ) == EOK ){ |
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| 128 | dep = & (( dp_device_ref ) device->specific )->dep; |
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| 129 | printf( "\ndev %d, irq %x\n", device->device_id, IPC_GET_ISR( call )); |
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| 130 | if ( dep->de_mode != DEM_ENABLED) |
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| 131 | // continue; |
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| 132 | return; |
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| 133 | assert( dep->de_flags & DEF_ENABLED); |
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| 134 | // irq= dep.de_irq; |
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| 135 | // assert(irq >= 0 && irq < NR_IRQ_VECTORS); |
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| 136 | if ( dep->de_int_pending || 1) |
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| 137 | { |
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| 138 | dep->de_int_pending= 0; |
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| 139 | dp_check_ints( dep ); |
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| 140 | // do_int(dep); |
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| 141 | /* r= sys_irqenable(&dep->de_hook); |
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| 142 | if (r != OK) |
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| 143 | { |
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| 144 | panic("DP8390", |
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| 145 | "unable enable interrupts", r); |
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| 146 | } |
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| 147 | */ } |
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| 148 | } |
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| 149 | } |
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| 150 | |||
| 151 | int probe_auto_message( void ){ |
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| 152 | return ENOTSUP; |
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| 153 | } |
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| 154 | |||
| 155 | int probe_message( device_id_t device_id, int irq, int io ){ |
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| 156 | ERROR_DECLARE; |
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| 157 | |||
| 158 | device_ref device; |
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| 159 | dp_device_ref dp_device; |
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| 160 | |||
| 161 | printf( "\n" ); |
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| 162 | device = ( device_ref ) malloc( sizeof( device_t )); |
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| 163 | if( ! device ) return ENOMEM; |
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| 164 | dp_device = ( dp_device_ref ) malloc( sizeof( dp_device_t )); |
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| 165 | if( ! dp_device ){ |
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| 166 | free( device ); |
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| 167 | return ENOMEM; |
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| 168 | } |
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| 169 | bzero( device, sizeof( device_t )); |
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| 170 | bzero( dp_device, sizeof( dp_device_t )); |
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| 171 | device->device_id = device_id; |
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| 172 | device->nil_phone = -1; |
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| 173 | device->specific = ( void * ) dp_device; |
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| 174 | device->state = NETIF_ACTIVE; |
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| 175 | dp_device->dep.de_irq = irq; |
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| 176 | dp_device->dep.de_base_port = io; |
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| 177 | dp_device->dep.de_mode = DEM_DISABLED; |
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| 178 | //TODO address? |
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| 179 | if( ERROR_OCCURRED( iospace_enable( task_get_id(), ( void * ) ( uint32_t ) dp_device->dep.de_base_port, DP8390_IO_SIZE )) |
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| 180 | || ERROR_OCCURRED( do_probe( & dp_device->dep ))){ |
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| 181 | free( dp_device ); |
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| 182 | free( device ); |
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| 183 | return ERROR_CODE; |
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| 184 | } |
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| 185 | dp_device->addr = measured_string_create_bulk(( char * ) & dp_device->dep.de_address, CONVERT_SIZE( ether_addr_t, char, 1 )); |
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| 186 | if( ! dp_device->addr ){ |
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| 187 | free( dp_device ); |
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| 188 | free( device ); |
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| 189 | return ENOMEM; |
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| 190 | } |
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| 191 | if( ERROR_OCCURRED( device_map_add( & netif_globals.device_map, device->device_id, device ))){ |
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| 192 | free( dp_device->addr ); |
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| 193 | free( dp_device ); |
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| 194 | free( device ); |
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| 195 | return ERROR_CODE; |
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| 196 | } |
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| 197 | return EOK; |
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| 198 | } |
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| 199 | |||
| 200 | int send_message( device_id_t device_id, packet_t packet ){ |
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| 201 | // TODO send message |
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| 202 | return ENOTSUP; |
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| 203 | } |
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| 204 | |||
| 205 | int start_message( device_id_t device_id ){ |
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| 206 | ERROR_DECLARE; |
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| 207 | |||
| 208 | device_ref device; |
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| 209 | dpeth_t * dep; |
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| 210 | |||
| 211 | ERROR_PROPAGATE( find_device( device_id, & device )); |
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| 212 | if( device->state != NETIF_ACTIVE ){ |
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| 213 | dep = & (( dp_device_ref ) device->specific )->dep; |
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| 214 | dp8390_cmds[ 0 ].addr = ( void * ) ( uint32_t ) ( dep->de_dp8390_port + DP_ISR ); |
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| 215 | dp8390_cmds[ 2 ].value = device->device_id; |
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| 216 | ERROR_PROPAGATE( ipc_register_irq( dep->de_irq, device->device_id, 0, & dp8390_code )); |
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| 217 | if( ERROR_OCCURRED( do_init( dep, DL_BROAD_REQ ))){ |
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| 218 | ipc_unregister_irq( dep->de_irq, device->device_id ); |
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| 219 | return ERROR_CODE; |
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| 220 | } |
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| 221 | device->state = NETIF_ACTIVE; |
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| 222 | nil_message( device, NET_NIL_DEVICE_STATE, device->state, NULL ); |
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| 223 | } |
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| 224 | return EOK; |
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| 225 | } |
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| 226 | |||
| 227 | int stop_message( device_id_t device_id ){ |
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| 228 | ERROR_DECLARE; |
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| 229 | |||
| 230 | device_ref device; |
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| 231 | dpeth_t * dep; |
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| 232 | |||
| 233 | ERROR_PROPAGATE( find_device( device_id, & device )); |
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| 234 | if( device->state != NETIF_STOPPED ){ |
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| 235 | dep = & (( dp_device_ref ) device->specific )->dep; |
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| 236 | do_stop( dep ); |
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| 237 | ipc_unregister_irq( dep->de_irq, device->device_id ); |
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| 238 | device->state = NETIF_STOPPED; |
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| 239 | nil_message( device, NET_NIL_DEVICE_STATE, device->state, NULL ); |
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| 240 | } |
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| 241 | return EOK; |
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| 242 | } |
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| 243 | |||
| 244 | int initialize( void ){ |
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| 245 | ipcarg_t phonehash; |
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| 246 | |||
| 247 | async_set_interrupt_received( irq_handler ); |
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| 248 | |||
| 249 | return REGISTER_ME( SERVICE_DP8390, & phonehash ); |
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| 250 | } |
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| 251 | |||
| 252 | /** @} |
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| 253 | */ |