80 lines
2.3 KiB
C
80 lines
2.3 KiB
C
/*
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ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010,
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2011,2012 Giovanni Di Sirio.
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This file is part of ChibiOS/RT.
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ChibiOS/RT is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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ChibiOS/RT is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "ch.h"
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#include "hal.h"
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#include "evtimer.h"
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#define PERIODIC_TIMER_ID 1
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#define FRAME_RECEIVED_ID 2
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static const MACConfig mac_config = {NULL};
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static uint8_t frame[STM32_MAC_BUFFERS_SIZE];
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/*
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* Application entry point.
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*/
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int main(void) {
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EvTimer evt;
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EventListener el0, el1;
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/*
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* System initializations.
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* - HAL initialization, this also initializes the configured device drivers
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* and performs the board-specific initializations.
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* - Kernel initialization, the main() function becomes a thread and the
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* RTOS is active.
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*/
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halInit();
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chSysInit();
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/*
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* Activates the MAC driver 1.
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*/
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macStart(ÐD1, &mac_config);
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/* Setup event sources.*/
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evtInit(&evt, S2ST(5));
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evtStart(&evt);
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chEvtRegisterMask(&evt.et_es, &el0, PERIODIC_TIMER_ID);
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chEvtRegisterMask(macGetReceiveEventSource(ÐD1), &el1, FRAME_RECEIVED_ID);
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chEvtAddFlags(PERIODIC_TIMER_ID | FRAME_RECEIVED_ID);
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/*
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* Normal main() thread activity, the Ethernet status is polled every
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* 5 seconds, incoming frames are read.
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*/
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while (TRUE) {
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eventmask_t mask = chEvtWaitAny(ALL_EVENTS);
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if (mask & PERIODIC_TIMER_ID)
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(void)macPollLinkStatus(ÐD1);
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if (mask & FRAME_RECEIVED_ID) {
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MACReceiveDescriptor rd;
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if (macWaitReceiveDescriptor(ÐD1, &rd, TIME_IMMEDIATE) == RDY_OK) {
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macReadReceiveDescriptor(&rd, frame, STM32_MAC_BUFFERS_SIZE);
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macReleaseReceiveDescriptor(&rd);
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}
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}
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}
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}
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