94 lines
3.2 KiB
C
94 lines
3.2 KiB
C
/*
|
|
ChibiOS/RT - Copyright (C) 2006-2007 Giovanni Di Sirio.
|
|
|
|
This file is part of ChibiOS/RT.
|
|
|
|
ChibiOS/RT is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
ChibiOS/RT is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
/**
|
|
* @file mac.h
|
|
* @brief MAC Driver macros and structures.
|
|
* @addtogroup MAC
|
|
* @{
|
|
*/
|
|
|
|
#ifndef _MAC_H_
|
|
#define _MAC_H_
|
|
|
|
#if CH_HAL_USE_MAC || defined(__DOXYGEN__)
|
|
|
|
#include "mac_lld.h"
|
|
|
|
/**
|
|
* @brief Returns the received frames event source.
|
|
*
|
|
* @param[in] macp pointer to the @p MACDriver object
|
|
* @return The pointer to the @p EventSource structure.
|
|
*/
|
|
#if CH_USE_EVENTS || defined(__DOXYGEN__)
|
|
#define macGetReceiveEventSource(macp) (&(macp)->md_rdevent)
|
|
#endif
|
|
|
|
/**
|
|
* @brief Writes to a transmit descriptor's stream.
|
|
*
|
|
* @param[in] tdp pointer to a @p MACTransmitDescriptor structure
|
|
* @param[in] buf pointer to the buffer containing the data to be written
|
|
* @param[in] size number of bytes to be written
|
|
* @return The number of bytes written into the descriptor's stream, this
|
|
* value can be less than the amount specified in the parameter
|
|
* @p size if the maximum frame size is reached.
|
|
*/
|
|
#define macWriteTransmitDescriptor(tdp, buf, size) \
|
|
mac_lld_write_transmit_descriptor(tdp, buf, size)
|
|
|
|
/**
|
|
* @brief Reads from a receive descriptor's stream.
|
|
*
|
|
* @param[in] rdp pointer to a @p MACReceiveDescriptor structure
|
|
* @param[in] buf pointer to the buffer that will receive the read data
|
|
* @param[in] size number of bytes to be read
|
|
* @return The number of bytes read from the descriptor's stream, this
|
|
* value can be less than the amount specified in the parameter
|
|
* @p size if there are no more bytes to read.
|
|
*/
|
|
#define macReadReceiveDescriptor(rdp, buf, size) \
|
|
mac_lld_read_receive_descriptor(rdp, buf, size)
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
void macInit(void);
|
|
void macObjectInit(MACDriver *macp);
|
|
void macSetAddress(MACDriver *macp, const uint8_t *p);
|
|
msg_t macWaitTransmitDescriptor(MACDriver *macp,
|
|
MACTransmitDescriptor *tdp,
|
|
systime_t time);
|
|
void macReleaseTransmitDescriptor(MACTransmitDescriptor *tdp);
|
|
msg_t macWaitReceiveDescriptor(MACDriver *macp,
|
|
MACReceiveDescriptor *rdp,
|
|
systime_t time);
|
|
void macReleaseReceiveDescriptor(MACReceiveDescriptor *rdp);
|
|
bool_t macPollLinkStatus(MACDriver *macp);
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif /* CH_HAL_USE_MAC */
|
|
|
|
#endif /* _MAC_H_ */
|
|
|
|
/** @} */
|