adamdunkels | d311bf1 | 2004-07-04 20:17:37 +0000 | [diff] [blame] | 1 | /*-----------------------------------------------------------------------------------*/ |
adamdunkels | 3023dee | 2003-07-04 10:54:51 +0000 | [diff] [blame] | 2 | /* |
adamdunkels | d311bf1 | 2004-07-04 20:17:37 +0000 | [diff] [blame] | 3 | * Copyright (c) 2001-2004, Adam Dunkels. |
adamdunkels | 3023dee | 2003-07-04 10:54:51 +0000 | [diff] [blame] | 4 | * All rights reserved. |
| 5 | * |
| 6 | * Redistribution and use in source and binary forms, with or without |
| 7 | * modification, are permitted provided that the following conditions |
| 8 | * are met: |
| 9 | * 1. Redistributions of source code must retain the above copyright |
| 10 | * notice, this list of conditions and the following disclaimer. |
| 11 | * 2. 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. |
adamdunkels | d311bf1 | 2004-07-04 20:17:37 +0000 | [diff] [blame] | 14 | * 3. The name of the author may not be used to endorse or promote |
adamdunkels | 3023dee | 2003-07-04 10:54:51 +0000 | [diff] [blame] | 15 | * products derived from this software without specific prior |
| 16 | * written permission. |
| 17 | * |
| 18 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS |
| 19 | * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| 20 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 21 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY |
| 22 | * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| 23 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE |
| 24 | * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| 25 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| 26 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING |
| 27 | * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
| 28 | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 29 | * |
| 30 | * This file is part of the uIP TCP/IP stack. |
| 31 | * |
adamdunkels | 4769157 | 2004-08-09 22:23:29 +0000 | [diff] [blame] | 32 | * $Id: rtl8019-drv.c,v 1.4 2004/08/09 22:23:29 adamdunkels Exp $ |
adamdunkels | 3023dee | 2003-07-04 10:54:51 +0000 | [diff] [blame] | 33 | * |
| 34 | */ |
| 35 | |
adamdunkels | d311bf1 | 2004-07-04 20:17:37 +0000 | [diff] [blame] | 36 | #include "packet-service.h" |
adamdunkels | 3023dee | 2003-07-04 10:54:51 +0000 | [diff] [blame] | 37 | |
adamdunkels | 3023dee | 2003-07-04 10:54:51 +0000 | [diff] [blame] | 38 | #include "rtl8019dev.h" |
| 39 | |
adamdunkels | d311bf1 | 2004-07-04 20:17:37 +0000 | [diff] [blame] | 40 | #include "uip_arp.h" |
adamdunkels | 3023dee | 2003-07-04 10:54:51 +0000 | [diff] [blame] | 41 | |
adamdunkels | d311bf1 | 2004-07-04 20:17:37 +0000 | [diff] [blame] | 42 | static void output(u8_t *hdr, u16_t hdrlen, u8_t *data, u16_t datalen); |
adamdunkels | 3023dee | 2003-07-04 10:54:51 +0000 | [diff] [blame] | 43 | |
adamdunkels | d311bf1 | 2004-07-04 20:17:37 +0000 | [diff] [blame] | 44 | static const struct packet_service_state state = |
| 45 | { |
| 46 | PACKET_SERVICE_VERSION, |
| 47 | output |
| 48 | }; |
adamdunkels | 3023dee | 2003-07-04 10:54:51 +0000 | [diff] [blame] | 49 | |
adamdunkels | d311bf1 | 2004-07-04 20:17:37 +0000 | [diff] [blame] | 50 | EK_EVENTHANDLER(eventhandler, ev, data); |
| 51 | EK_POLLHANDLER(pollhandler); |
adamdunkels | 4769157 | 2004-08-09 22:23:29 +0000 | [diff] [blame] | 52 | EK_PROCESS(proc, PACKET_SERVICE_NAME ": RTL8019as", EK_PRIO_HIGH, |
adamdunkels | d311bf1 | 2004-07-04 20:17:37 +0000 | [diff] [blame] | 53 | eventhandler, pollhandler, (void *)&state); |
adamdunkels | 3023dee | 2003-07-04 10:54:51 +0000 | [diff] [blame] | 54 | |
adamdunkels | d311bf1 | 2004-07-04 20:17:37 +0000 | [diff] [blame] | 55 | /*---------------------------------------------------------------------------*/ |
| 56 | LOADER_INIT_FUNC(rtl8019_drv_init, arg) |
adamdunkels | 3023dee | 2003-07-04 10:54:51 +0000 | [diff] [blame] | 57 | { |
adamdunkels | d311bf1 | 2004-07-04 20:17:37 +0000 | [diff] [blame] | 58 | arg_free(arg); |
| 59 | ek_service_start(PACKET_SERVICE_NAME, &proc); |
adamdunkels | 3023dee | 2003-07-04 10:54:51 +0000 | [diff] [blame] | 60 | } |
adamdunkels | d311bf1 | 2004-07-04 20:17:37 +0000 | [diff] [blame] | 61 | /*---------------------------------------------------------------------------*/ |
adamdunkels | 3023dee | 2003-07-04 10:54:51 +0000 | [diff] [blame] | 62 | static void |
adamdunkels | d311bf1 | 2004-07-04 20:17:37 +0000 | [diff] [blame] | 63 | output(u8_t *hdr, u16_t hdrlen, u8_t *data, u16_t datalen) |
adamdunkels | 3023dee | 2003-07-04 10:54:51 +0000 | [diff] [blame] | 64 | { |
adamdunkels | 4769157 | 2004-08-09 22:23:29 +0000 | [diff] [blame] | 65 | uip_arp_out(); |
adamdunkels | d311bf1 | 2004-07-04 20:17:37 +0000 | [diff] [blame] | 66 | RTL8019dev_send(); |
| 67 | } |
| 68 | /*---------------------------------------------------------------------------*/ |
| 69 | EK_EVENTHANDLER(eventhandler, ev, data) |
| 70 | { |
| 71 | switch(ev) { |
| 72 | case EK_EVENT_INIT: |
adamdunkels | 4769157 | 2004-08-09 22:23:29 +0000 | [diff] [blame] | 73 | case EK_EVENT_REPLACE: |
adamdunkels | d311bf1 | 2004-07-04 20:17:37 +0000 | [diff] [blame] | 74 | RTL8019dev_init(); |
| 75 | break; |
| 76 | case EK_EVENT_REQUEST_REPLACE: |
| 77 | ek_replace((struct ek_proc *)data, NULL); |
| 78 | LOADER_UNLOAD(); |
| 79 | break; |
| 80 | case EK_EVENT_REQUEST_EXIT: |
adamdunkels | 4769157 | 2004-08-09 22:23:29 +0000 | [diff] [blame] | 81 | /* ek_exit(); |
| 82 | LOADER_UNLOAD();*/ |
adamdunkels | d311bf1 | 2004-07-04 20:17:37 +0000 | [diff] [blame] | 83 | break; |
| 84 | default: |
| 85 | break; |
| 86 | } |
| 87 | } |
| 88 | /*---------------------------------------------------------------------------*/ |
| 89 | EK_POLLHANDLER(pollhandler) |
| 90 | { |
| 91 | #define BUF ((struct uip_eth_hdr *)&uip_buf[0]) |
| 92 | |
adamdunkels | 3023dee | 2003-07-04 10:54:51 +0000 | [diff] [blame] | 93 | /* Poll Ethernet device to see if there is a frame avaliable. */ |
| 94 | uip_len = RTL8019dev_poll(); |
| 95 | if(uip_len > 0) { |
| 96 | /* A frame was avaliable (and is now read into the uip_buf), so |
adamdunkels | d311bf1 | 2004-07-04 20:17:37 +0000 | [diff] [blame] | 97 | we process it. */ |
| 98 | if(BUF->type == HTONS(UIP_ETHTYPE_IP)) { |
adamdunkels | 3023dee | 2003-07-04 10:54:51 +0000 | [diff] [blame] | 99 | uip_arp_ipin(); |
| 100 | uip_len -= sizeof(struct uip_eth_hdr); |
adamdunkels | d311bf1 | 2004-07-04 20:17:37 +0000 | [diff] [blame] | 101 | tcpip_input(); |
| 102 | } else if(BUF->type == HTONS(UIP_ETHTYPE_ARP)) { |
adamdunkels | 3023dee | 2003-07-04 10:54:51 +0000 | [diff] [blame] | 103 | uip_arp_arpin(); |
| 104 | /* If the above function invocation resulted in data that |
adamdunkels | d311bf1 | 2004-07-04 20:17:37 +0000 | [diff] [blame] | 105 | should be sent out on the network, the global variable |
| 106 | uip_len is set to a value > 0. */ |
adamdunkels | 3023dee | 2003-07-04 10:54:51 +0000 | [diff] [blame] | 107 | if(uip_len > 0) { |
| 108 | RTL8019dev_send(); |
| 109 | } |
| 110 | } |
| 111 | } |
adamdunkels | 3023dee | 2003-07-04 10:54:51 +0000 | [diff] [blame] | 112 | |
adamdunkels | 3023dee | 2003-07-04 10:54:51 +0000 | [diff] [blame] | 113 | } |
adamdunkels | d311bf1 | 2004-07-04 20:17:37 +0000 | [diff] [blame] | 114 | /*---------------------------------------------------------------------------*/ |