diff options
Diffstat (limited to 'os/hal/src/mac.c')
| -rw-r--r-- | os/hal/src/mac.c | 268 |
1 files changed, 0 insertions, 268 deletions
diff --git a/os/hal/src/mac.c b/os/hal/src/mac.c deleted file mode 100644 index 18add7560..000000000 --- a/os/hal/src/mac.c +++ /dev/null @@ -1,268 +0,0 @@ -/*
- ChibiOS - Copyright (C) 2006..2016 Giovanni Di Sirio
-
- Licensed under the Apache License, Version 2.0 (the "License");
- you may not use this file except in compliance with the License.
- You may obtain a copy of the License at
-
- http://www.apache.org/licenses/LICENSE-2.0
-
- Unless required by applicable law or agreed to in writing, software
- distributed under the License is distributed on an "AS IS" BASIS,
- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- See the License for the specific language governing permissions and
- limitations under the License.
-*/
-
-/**
- * @file mac.c
- * @brief MAC Driver code.
- *
- * @addtogroup MAC
- * @{
- */
-
-#include "hal.h"
-
-#if (HAL_USE_MAC == TRUE) || defined(__DOXYGEN__)
-
-/*===========================================================================*/
-/* Driver local definitions. */
-/*===========================================================================*/
-
-#if (MAC_USE_ZERO_COPY == TRUE) && (MAC_SUPPORTS_ZERO_COPY == FALSE)
-#error "MAC_USE_ZERO_COPY not supported by this implementation"
-#endif
-
-/*===========================================================================*/
-/* Driver exported variables. */
-/*===========================================================================*/
-
-/*===========================================================================*/
-/* Driver local variables and types. */
-/*===========================================================================*/
-
-/*===========================================================================*/
-/* Driver local functions. */
-/*===========================================================================*/
-
-/*===========================================================================*/
-/* Driver interrupt handlers. */
-/*===========================================================================*/
-
-/*===========================================================================*/
-/* Driver exported functions. */
-/*===========================================================================*/
-
-/**
- * @brief MAC Driver initialization.
- * @note This function is implicitly invoked by @p halInit(), there is
- * no need to explicitly initialize the driver.
- *
- * @init
- */
-void macInit(void) {
-
- mac_lld_init();
-}
-
-/**
- * @brief Initialize the standard part of a @p MACDriver structure.
- *
- * @param[out] macp pointer to the @p MACDriver object
- *
- * @init
- */
-void macObjectInit(MACDriver *macp) {
-
- macp->state = MAC_STOP;
- macp->config = NULL;
- osalThreadQueueObjectInit(&macp->tdqueue);
- osalThreadQueueObjectInit(&macp->rdqueue);
-#if MAC_USE_EVENTS == TRUE
- osalEventObjectInit(&macp->rdevent);
-#endif
-}
-
-/**
- * @brief Configures and activates the MAC peripheral.
- *
- * @param[in] macp pointer to the @p MACDriver object
- * @param[in] config pointer to the @p MACConfig object
- *
- * @api
- */
-void macStart(MACDriver *macp, const MACConfig *config) {
-
- osalDbgCheck((macp != NULL) && (config != NULL));
-
- osalSysLock();
- osalDbgAssert(macp->state == MAC_STOP,
- "invalid state");
- macp->config = config;
- mac_lld_start(macp);
- macp->state = MAC_ACTIVE;
- osalSysUnlock();
-}
-
-/**
- * @brief Deactivates the MAC peripheral.
- *
- * @param[in] macp pointer to the @p MACDriver object
- *
- * @api
- */
-void macStop(MACDriver *macp) {
-
- osalDbgCheck(macp != NULL);
-
- osalSysLock();
- osalDbgAssert((macp->state == MAC_STOP) || (macp->state == MAC_ACTIVE),
- "invalid state");
- mac_lld_stop(macp);
- macp->state = MAC_STOP;
- osalSysUnlock();
-}
-
-/**
- * @brief Allocates a transmission descriptor.
- * @details One of the available transmission descriptors is locked and
- * returned. If a descriptor is not currently available then the
- * invoking thread is queued until one is freed.
- *
- * @param[in] macp pointer to the @p MACDriver object
- * @param[out] tdp pointer to a @p MACTransmitDescriptor structure
- * @param[in] timeout the number of ticks before the operation timeouts,
- * the following special values are allowed:
- * - @a TIME_IMMEDIATE immediate timeout.
- * - @a TIME_INFINITE no timeout.
- * .
- * @return The operation status.
- * @retval MSG_OK the descriptor was obtained.
- * @retval MSG_TIMEOUT the operation timed out, descriptor not initialized.
- *
- * @api
- */
-msg_t macWaitTransmitDescriptor(MACDriver *macp,
- MACTransmitDescriptor *tdp,
- systime_t timeout) {
- msg_t msg;
- systime_t now;
-
- osalDbgCheck((macp != NULL) && (tdp != NULL));
- osalDbgAssert(macp->state == MAC_ACTIVE, "not active");
-
- while (((msg = mac_lld_get_transmit_descriptor(macp, tdp)) != MSG_OK) &&
- (timeout > (systime_t)0)) {
- osalSysLock();
- now = osalOsGetSystemTimeX();
- msg = osalThreadEnqueueTimeoutS(&macp->tdqueue, timeout);
- if (msg == MSG_TIMEOUT) {
- osalSysUnlock();
- break;
- }
- if (timeout != TIME_INFINITE) {
- timeout -= (osalOsGetSystemTimeX() - now);
- }
- osalSysUnlock();
- }
- return msg;
-}
-
-/**
- * @brief Releases a transmit descriptor and starts the transmission of the
- * enqueued data as a single frame.
- *
- * @param[in] tdp the pointer to the @p MACTransmitDescriptor structure
- *
- * @api
- */
-void macReleaseTransmitDescriptor(MACTransmitDescriptor *tdp) {
-
- osalDbgCheck(tdp != NULL);
-
- mac_lld_release_transmit_descriptor(tdp);
-}
-
-/**
- * @brief Waits for a received frame.
- * @details Stops until a frame is received and buffered. If a frame is
- * not immediately available then the invoking thread is queued
- * until one is received.
- *
- * @param[in] macp pointer to the @p MACDriver object
- * @param[out] rdp pointer to a @p MACReceiveDescriptor structure
- * @param[in] timeout the number of ticks before the operation timeouts,
- * the following special values are allowed:
- * - @a TIME_IMMEDIATE immediate timeout.
- * - @a TIME_INFINITE no timeout.
- * .
- * @return The operation status.
- * @retval MSG_OK the descriptor was obtained.
- * @retval MSG_TIMEOUT the operation timed out, descriptor not initialized.
- *
- * @api
- */
-msg_t macWaitReceiveDescriptor(MACDriver *macp,
- MACReceiveDescriptor *rdp,
- systime_t timeout) {
- msg_t msg;
- systime_t now;
-
- osalDbgCheck((macp != NULL) && (rdp != NULL));
- osalDbgAssert(macp->state == MAC_ACTIVE, "not active");
-
- while (((msg = mac_lld_get_receive_descriptor(macp, rdp)) != MSG_OK) &&
- (timeout > (systime_t)0)) {
- osalSysLock();
- now = osalOsGetSystemTimeX();
- msg = osalThreadEnqueueTimeoutS(&macp->rdqueue, timeout);
- if (msg == MSG_TIMEOUT) {
- osalSysUnlock();
- break;
- }
- if (timeout != TIME_INFINITE) {
- timeout -= (osalOsGetSystemTimeX() - now);
- }
- osalSysUnlock();
- }
- return msg;
-}
-
-/**
- * @brief Releases a receive descriptor.
- * @details The descriptor and its buffer are made available for more incoming
- * frames.
- *
- * @param[in] rdp the pointer to the @p MACReceiveDescriptor structure
- *
- * @api
- */
-void macReleaseReceiveDescriptor(MACReceiveDescriptor *rdp) {
-
- osalDbgCheck(rdp != NULL);
-
- mac_lld_release_receive_descriptor(rdp);
-}
-
-/**
- * @brief Updates and returns the link status.
- *
- * @param[in] macp pointer to the @p MACDriver object
- * @return The link status.
- * @retval true if the link is active.
- * @retval false if the link is down.
- *
- * @api
- */
-bool macPollLinkStatus(MACDriver *macp) {
-
- osalDbgCheck(macp != NULL);
- osalDbgAssert(macp->state == MAC_ACTIVE, "not active");
-
- return mac_lld_poll_link_status(macp);
-}
-
-#endif /* HAL_USE_MAC == TRUE */
-
-/** @} */
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