mirror of https://github.com/rusefi/ChibiOS.git
git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@7449 35acf78f-673a-0410-8e92-d51de3d6d3f4
This commit is contained in:
gdisirio
parent
9a9ccbcd98
commit
e5bbcad788
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@ -0,0 +1,148 @@
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/*
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ChibiOS/RT - Copyright (C) 2006-2013 Giovanni Di Sirio
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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||||
You may obtain a copy of the License at
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||||
|
||||
http://www.apache.org/licenses/LICENSE-2.0
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||||
|
||||
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.
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||||
See the License for the specific language governing permissions and
|
||||
limitations under the License.
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*/
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/**
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* @file templates/ext_lld.c
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* @brief EXT Driver subsystem low level driver source template.
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*
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* @addtogroup EXT
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* @{
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*/
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#include "ch.h"
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#include "hal.h"
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#if HAL_USE_EXT || defined(__DOXYGEN__)
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/*===========================================================================*/
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/* Driver local definitions. */
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/*===========================================================================*/
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/*===========================================================================*/
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/* Driver exported variables. */
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/*===========================================================================*/
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/**
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* @brief EXT1 driver identifier.
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*/
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#if PLATFORM_EXT_USE_EXT1 || defined(__DOXYGEN__)
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EXTDriver EXTD1;
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#endif
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/*===========================================================================*/
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/* Driver local variables and types. */
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/*===========================================================================*/
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/*===========================================================================*/
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/* Driver local functions. */
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/*===========================================================================*/
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/*===========================================================================*/
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/* Driver interrupt handlers. */
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/*===========================================================================*/
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/*===========================================================================*/
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/* Driver exported functions. */
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/*===========================================================================*/
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/**
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* @brief Low level EXT driver initialization.
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*
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* @notapi
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*/
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void ext_lld_init(void) {
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#if PLATFORM_EXT_USE_EXT1
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/* Driver initialization.*/
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extObjectInit(&EXTD1);
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#endif /* PLATFORM_EXT_USE_EXT1 */
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}
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/**
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* @brief Configures and activates the EXT peripheral.
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*
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* @param[in] extp pointer to the @p EXTDriver object
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*
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* @notapi
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*/
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void ext_lld_start(EXTDriver *extp) {
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if (extp->state == EXT_STOP) {
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/* Enables the peripheral.*/
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#if PLATFORM_EXT_USE_EXT1
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if (&EXTD1 == extp) {
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}
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#endif /* PLATFORM_EXT_USE_EXT1 */
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}
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/* Configures the peripheral.*/
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}
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/**
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* @brief Deactivates the EXT peripheral.
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*
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* @param[in] extp pointer to the @p EXTDriver object
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*
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* @notapi
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*/
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void ext_lld_stop(EXTDriver *extp) {
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if (extp->state == EXT_ACTIVE) {
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/* Resets the peripheral.*/
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/* Disables the peripheral.*/
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#if PLATFORM_EXT_USE_EXT1
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if (&EXTD1 == extp) {
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}
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#endif /* PLATFORM_EXT_USE_EXT1 */
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}
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}
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/**
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* @brief Enables an EXT channel.
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*
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* @param[in] extp pointer to the @p EXTDriver object
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* @param[in] channel channel to be enabled
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*
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* @notapi
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*/
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void ext_lld_channel_enable(EXTDriver *extp, expchannel_t channel) {
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(void)extp;
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(void)channel;
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}
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/**
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* @brief Disables an EXT channel.
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*
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* @param[in] extp pointer to the @p EXTDriver object
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* @param[in] channel channel to be disabled
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*
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* @notapi
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*/
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void ext_lld_channel_disable(EXTDriver *extp, expchannel_t channel) {
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(void)extp;
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(void)channel;
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}
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#endif /* HAL_USE_EXT */
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/** @} */
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@ -0,0 +1,149 @@
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/*
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ChibiOS/RT - Copyright (C) 2006-2013 Giovanni Di Sirio
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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||||
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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||||
See the License for the specific language governing permissions and
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||||
limitations under the License.
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*/
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/**
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* @file templates/ext_lld.h
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* @brief EXT Driver subsystem low level driver header template.
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*
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* @addtogroup EXT
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* @{
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*/
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#ifndef _EXT_LLD_H_
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#define _EXT_LLD_H_
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#if HAL_USE_EXT || defined(__DOXYGEN__)
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/*===========================================================================*/
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/* Driver constants. */
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/*===========================================================================*/
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/**
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* @brief Available number of EXT channels.
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*/
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#define EXT_MAX_CHANNELS 20
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/*===========================================================================*/
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/* Driver pre-compile time settings. */
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/*===========================================================================*/
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/**
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* @name Configuration options
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* @{
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*/
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/**
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* @brief EXT driver enable switch.
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* @details If set to @p TRUE the support for EXT1 is included.
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*/
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#if !defined(PLATFORM_EXT_USE_EXT1) || defined(__DOXYGEN__)
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#define PLATFORM_EXT_USE_EXT1 FALSE
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#endif
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/** @} */
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/*===========================================================================*/
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/* Derived constants and error checks. */
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/*===========================================================================*/
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/*===========================================================================*/
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/* Driver data structures and types. */
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/*===========================================================================*/
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/**
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* @brief EXT channel identifier.
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*/
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typedef uint32_t expchannel_t;
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/**
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* @brief Type of an EXT generic notification callback.
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*
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* @param[in] extp pointer to the @p EXPDriver object triggering the
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* callback
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*/
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typedef void (*extcallback_t)(EXTDriver *extp, expchannel_t channel);
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/**
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* @brief Channel configuration structure.
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*/
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typedef struct {
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/**
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* @brief Channel mode.
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*/
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uint32_t mode;
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/**
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* @brief Channel callback.
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* @details In the STM32 implementation a @p NULL callback pointer is
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* valid and configures the channel as an event sources instead
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* of an interrupt source.
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*/
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extcallback_t cb;
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} EXTChannelConfig;
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/**
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* @brief Driver configuration structure.
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* @note It could be empty on some architectures.
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*/
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typedef struct {
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/**
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* @brief Channel configurations.
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*/
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EXTChannelConfig channels[EXT_MAX_CHANNELS];
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/* End of the mandatory fields.*/
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} EXTConfig;
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/**
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* @brief Structure representing an EXT driver.
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*/
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struct EXTDriver {
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/**
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* @brief Driver state.
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*/
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extstate_t state;
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/**
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* @brief Current configuration data.
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*/
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const EXTConfig *config;
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/* End of the mandatory fields.*/
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};
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/*===========================================================================*/
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/* Driver macros. */
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/*===========================================================================*/
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/*===========================================================================*/
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/* External declarations. */
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/*===========================================================================*/
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#if PLATFORM_EXT_USE_EXT1 && !defined(__DOXYGEN__)
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extern EXTDriver EXTD1;
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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void ext_lld_init(void);
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void ext_lld_start(EXTDriver *extp);
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void ext_lld_stop(EXTDriver *extp);
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void ext_lld_channel_enable(EXTDriver *extp, expchannel_t channel);
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void ext_lld_channel_disable(EXTDriver *extp, expchannel_t channel);
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#ifdef __cplusplus
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}
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#endif
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#endif /* HAL_USE_EXT */
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#endif /* _EXT_LLD_H_ */
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/** @} */
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@ -0,0 +1,164 @@
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/*
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ChibiOS/RT - Copyright (C) 2006-2013 Giovanni Di Sirio
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||||
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.
|
||||
*/
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||||
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||||
/**
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* @file templates/gpt_lld.c
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* @brief GPT Driver subsystem low level driver source template.
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*
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* @addtogroup GPT
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* @{
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*/
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#include "ch.h"
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#include "hal.h"
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#if HAL_USE_GPT || defined(__DOXYGEN__)
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/*===========================================================================*/
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||||
/* Driver local definitions. */
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||||
/*===========================================================================*/
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||||
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||||
/*===========================================================================*/
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||||
/* Driver exported variables. */
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||||
/*===========================================================================*/
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/**
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* @brief GPTD1 driver identifier.
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*/
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#if PLATFORM_GPT_USE_GPT1 || defined(__DOXYGEN__)
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GPTDriver GPTD1;
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#endif
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||||
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||||
/*===========================================================================*/
|
||||
/* Driver local variables and types. */
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||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
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||||
/* Driver local functions. */
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||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
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||||
/* Driver interrupt handlers. */
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||||
/*===========================================================================*/
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||||
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||||
/*===========================================================================*/
|
||||
/* Driver exported functions. */
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||||
/*===========================================================================*/
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||||
|
||||
/**
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||||
* @brief Low level GPT driver initialization.
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||||
*
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||||
* @notapi
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||||
*/
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||||
void gpt_lld_init(void) {
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#if PLATFORM2_GPT_USE_TIM1
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/* Driver initialization.*/
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||||
gptObjectInit(&GPTD1);
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||||
#endif
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||||
}
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||||
|
||||
/**
|
||||
* @brief Configures and activates the GPT peripheral.
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||||
*
|
||||
* @param[in] gptp pointer to the @p GPTDriver object
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||||
*
|
||||
* @notapi
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||||
*/
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||||
void gpt_lld_start(GPTDriver *gptp) {
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||||
|
||||
if (gptp->state == GPT_STOP) {
|
||||
/* Enables the peripheral.*/
|
||||
#if PLATFORM_GPT_USE_GPT1
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||||
if (&GPTD1 == gptp) {
|
||||
|
||||
}
|
||||
#endif /* PLATFORM_GPT_USE_GPT1 */
|
||||
}
|
||||
/* Configures the peripheral.*/
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Deactivates the GPT peripheral.
|
||||
*
|
||||
* @param[in] gptp pointer to the @p GPTDriver object
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void gpt_lld_stop(GPTDriver *gptp) {
|
||||
|
||||
if (gptp->state == GPT_READY) {
|
||||
/* Resets the peripheral.*/
|
||||
|
||||
/* Disables the peripheral.*/
|
||||
#if PLATFORM_GPT_USE_GPT1
|
||||
if (&GPTD1 == gptp) {
|
||||
|
||||
}
|
||||
#endif /* PLATFORM_GPT_USE_GPT1 */
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Starts the timer in continuous mode.
|
||||
*
|
||||
* @param[in] gptp pointer to the @p GPTDriver object
|
||||
* @param[in] interval period in ticks
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void gpt_lld_start_timer(GPTDriver *gptp, gptcnt_t interval) {
|
||||
|
||||
(void)gptp;
|
||||
(void)interval;
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Stops the timer.
|
||||
*
|
||||
* @param[in] gptp pointer to the @p GPTDriver object
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void gpt_lld_stop_timer(GPTDriver *gptp) {
|
||||
|
||||
(void)gptp;
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Starts the timer in one shot mode and waits for completion.
|
||||
* @details This function specifically polls the timer waiting for completion
|
||||
* in order to not have extra delays caused by interrupt servicing,
|
||||
* this function is only recommended for short delays.
|
||||
*
|
||||
* @param[in] gptp pointer to the @p GPTDriver object
|
||||
* @param[in] interval time interval in ticks
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void gpt_lld_polled_delay(GPTDriver *gptp, gptcnt_t interval) {
|
||||
|
||||
(void)gptp;
|
||||
(void)interval;
|
||||
|
||||
}
|
||||
|
||||
#endif /* HAL_USE_GPT */
|
||||
|
||||
/** @} */
|
||||
|
|
@ -0,0 +1,153 @@
|
|||
/*
|
||||
ChibiOS/RT - Copyright (C) 2006-2013 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 templates/gpt_lld.h
|
||||
* @brief GPT Driver subsystem low level driver header template.
|
||||
*
|
||||
* @addtogroup GPT
|
||||
* @{
|
||||
*/
|
||||
|
||||
#ifndef _GPT_LLD_H_
|
||||
#define _GPT_LLD_H_
|
||||
|
||||
#if HAL_USE_GPT || defined(__DOXYGEN__)
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver constants. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver pre-compile time settings. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @name Configuration options
|
||||
* @{
|
||||
*/
|
||||
/**
|
||||
* @brief GPTD1 driver enable switch.
|
||||
* @details If set to @p TRUE the support for GPTD1 is included.
|
||||
* @note The default is @p TRUE.
|
||||
*/
|
||||
#if !defined(STM32_GPT_USE_TIM1) || defined(__DOXYGEN__)
|
||||
#define STM32_GPT_USE_TIM1 FALSE
|
||||
#endif
|
||||
/** @} */
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Derived constants and error checks. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver data structures and types. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @brief GPT frequency type.
|
||||
*/
|
||||
typedef uint32_t gptfreq_t;
|
||||
|
||||
/**
|
||||
* @brief GPT counter type.
|
||||
*/
|
||||
typedef uint16_t gptcnt_t;
|
||||
|
||||
/**
|
||||
* @brief Driver configuration structure.
|
||||
* @note It could be empty on some architectures.
|
||||
*/
|
||||
typedef struct {
|
||||
/**
|
||||
* @brief Timer clock in Hz.
|
||||
* @note The low level can use assertions in order to catch invalid
|
||||
* frequency specifications.
|
||||
*/
|
||||
gptfreq_t frequency;
|
||||
/**
|
||||
* @brief Timer callback pointer.
|
||||
* @note This callback is invoked on GPT counter events.
|
||||
*/
|
||||
gptcallback_t callback;
|
||||
/* End of the mandatory fields.*/
|
||||
} GPTConfig;
|
||||
|
||||
/**
|
||||
* @brief Structure representing a GPT driver.
|
||||
*/
|
||||
struct GPTDriver {
|
||||
/**
|
||||
* @brief Driver state.
|
||||
*/
|
||||
gptstate_t state;
|
||||
/**
|
||||
* @brief Current configuration data.
|
||||
*/
|
||||
const GPTConfig *config;
|
||||
#if defined(GPT_DRIVER_EXT_FIELDS)
|
||||
GPT_DRIVER_EXT_FIELDS
|
||||
#endif
|
||||
/* End of the mandatory fields.*/
|
||||
};
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver macros. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @brief Changes the interval of GPT peripheral.
|
||||
* @details This function changes the interval of a running GPT unit.
|
||||
* @pre The GPT unit must have been activated using @p gptStart().
|
||||
* @pre The GPT unit must have been running in continuous mode using
|
||||
* @p gptStartContinuous().
|
||||
* @post The GPT unit interval is changed to the new value.
|
||||
* @note The function has effect at the next cycle start.
|
||||
*
|
||||
* @param[in] gptp pointer to a @p GPTDriver object
|
||||
* @param[in] interval new cycle time in timer ticks
|
||||
* @notapi
|
||||
*/
|
||||
#define gpt_lld_change_interval(gptp, interval) { \
|
||||
(void)gptp; \
|
||||
(void)interval; \
|
||||
}
|
||||
|
||||
/*===========================================================================*/
|
||||
/* External declarations. */
|
||||
/*===========================================================================*/
|
||||
|
||||
#if STM32_GPT_USE_TIM1 && !defined(__DOXYGEN__)
|
||||
extern GPTDriver GPTD1;
|
||||
#endif
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
void gpt_lld_init(void);
|
||||
void gpt_lld_start(GPTDriver *gptp);
|
||||
void gpt_lld_stop(GPTDriver *gptp);
|
||||
void gpt_lld_start_timer(GPTDriver *gptp, gptcnt_t period);
|
||||
void gpt_lld_stop_timer(GPTDriver *gptp);
|
||||
void gpt_lld_polled_delay(GPTDriver *gptp, gptcnt_t interval);
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif /* HAL_USE_GPT */
|
||||
|
||||
#endif /* _GPT_LLD_H_ */
|
||||
|
||||
/** @} */
|
||||
|
|
@ -0,0 +1,367 @@
|
|||
/*
|
||||
ChibiOS/RT - Copyright (C) 2006-2013 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 templates/halconf.h
|
||||
* @brief HAL configuration header.
|
||||
* @details HAL configuration file, this file allows to enable or disable the
|
||||
* various device drivers from your application. You may also use
|
||||
* this file in order to override the device drivers default settings.
|
||||
*
|
||||
* @addtogroup HAL_CONF
|
||||
* @{
|
||||
*/
|
||||
|
||||
#ifndef _HALCONF_H_
|
||||
#define _HALCONF_H_
|
||||
|
||||
#include "mcuconf.h"
|
||||
|
||||
/**
|
||||
* @name Drivers enable switches
|
||||
*/
|
||||
/**
|
||||
* @brief Enables the TM subsystem.
|
||||
*/
|
||||
#if !defined(HAL_USE_TM) || defined(__DOXYGEN__)
|
||||
#define HAL_USE_TM TRUE
|
||||
#endif
|
||||
|
||||
/**
|
||||
* @brief Enables the PAL subsystem.
|
||||
*/
|
||||
#if !defined(HAL_USE_PAL) || defined(__DOXYGEN__)
|
||||
#define HAL_USE_PAL TRUE
|
||||
#endif
|
||||
|
||||
/**
|
||||
* @brief Enables the ADC subsystem.
|
||||
*/
|
||||
#if !defined(HAL_USE_ADC) || defined(__DOXYGEN__)
|
||||
#define HAL_USE_ADC TRUE
|
||||
#endif
|
||||
|
||||
/**
|
||||
* @brief Enables the CAN subsystem.
|
||||
*/
|
||||
#if !defined(HAL_USE_CAN) || defined(__DOXYGEN__)
|
||||
#define HAL_USE_CAN TRUE
|
||||
#endif
|
||||
|
||||
/**
|
||||
* @brief Enables the EXT subsystem.
|
||||
*/
|
||||
#if !defined(HAL_USE_EXT) || defined(__DOXYGEN__)
|
||||
#define HAL_USE_EXT TRUE
|
||||
#endif
|
||||
|
||||
/**
|
||||
* @brief Enables the GPT subsystem.
|
||||
*/
|
||||
#if !defined(HAL_USE_GPT) || defined(__DOXYGEN__)
|
||||
#define HAL_USE_GPT TRUE
|
||||
#endif
|
||||
|
||||
/**
|
||||
* @brief Enables the I2C subsystem.
|
||||
*/
|
||||
#if !defined(HAL_USE_I2C) || defined(__DOXYGEN__)
|
||||
#define HAL_USE_I2C TRUE
|
||||
#endif
|
||||
|
||||
/**
|
||||
* @brief Enables the ICU subsystem.
|
||||
*/
|
||||
#if !defined(HAL_USE_ICU) || defined(__DOXYGEN__)
|
||||
#define HAL_USE_ICU TRUE
|
||||
#endif
|
||||
|
||||
/**
|
||||
* @brief Enables the MAC subsystem.
|
||||
*/
|
||||
#if !defined(HAL_USE_MAC) || defined(__DOXYGEN__)
|
||||
#define HAL_USE_MAC TRUE
|
||||
#endif
|
||||
|
||||
/**
|
||||
* @brief Enables the MMC_SPI subsystem.
|
||||
*/
|
||||
#if !defined(HAL_USE_MMC_SPI) || defined(__DOXYGEN__)
|
||||
#define HAL_USE_MMC_SPI TRUE
|
||||
#endif
|
||||
|
||||
/**
|
||||
* @brief Enables the PWM subsystem.
|
||||
*/
|
||||
#if !defined(HAL_USE_PWM) || defined(__DOXYGEN__)
|
||||
#define HAL_USE_PWM TRUE
|
||||
#endif
|
||||
|
||||
/**
|
||||
* @brief Enables the RTC subsystem.
|
||||
*/
|
||||
#if !defined(HAL_USE_RTC) || defined(__DOXYGEN__)
|
||||
#define HAL_USE_RTC FALSE
|
||||
#endif
|
||||
|
||||
/**
|
||||
* @brief Enables the SDC subsystem.
|
||||
*/
|
||||
#if !defined(HAL_USE_SDC) || defined(__DOXYGEN__)
|
||||
#define HAL_USE_SDC TRUE
|
||||
#endif
|
||||
|
||||
/**
|
||||
* @brief Enables the SERIAL subsystem.
|
||||
*/
|
||||
#if !defined(HAL_USE_SERIAL) || defined(__DOXYGEN__)
|
||||
#define HAL_USE_SERIAL TRUE
|
||||
#endif
|
||||
|
||||
/**
|
||||
* @brief Enables the SERIAL over USB subsystem.
|
||||
*/
|
||||
#if !defined(HAL_USE_SERIAL_USB) || defined(__DOXYGEN__)
|
||||
#define HAL_USE_SERIAL_USB TRUE
|
||||
#endif
|
||||
|
||||
/**
|
||||
* @brief Enables the SPI subsystem.
|
||||
*/
|
||||
#if !defined(HAL_USE_SPI) || defined(__DOXYGEN__)
|
||||
#define HAL_USE_SPI TRUE
|
||||
#endif
|
||||
|
||||
/**
|
||||
* @brief Enables the UART subsystem.
|
||||
*/
|
||||
#if !defined(HAL_USE_UART) || defined(__DOXYGEN__)
|
||||
#define HAL_USE_UART TRUE
|
||||
#endif
|
||||
|
||||
/**
|
||||
* @brief Enables the USB subsystem.
|
||||
*/
|
||||
#if !defined(HAL_USE_USB) || defined(__DOXYGEN__)
|
||||
#define HAL_USE_USB TRUE
|
||||
#endif
|
||||
/** @} */
|
||||
|
||||
/*===========================================================================*/
|
||||
/**
|
||||
* @name ADC driver related setting
|
||||
* @{
|
||||
*/
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @brief Enables synchronous APIs.
|
||||
* @note Disabling this option saves both code and data space.
|
||||
*/
|
||||
#if !defined(ADC_USE_WAIT) || defined(__DOXYGEN__)
|
||||
#define ADC_USE_WAIT TRUE
|
||||
#endif
|
||||
|
||||
/**
|
||||
* @brief Enables the @p adcAcquireBus() and @p adcReleaseBus() APIs.
|
||||
* @note Disabling this option saves both code and data space.
|
||||
*/
|
||||
#if !defined(ADC_USE_MUTUAL_EXCLUSION) || defined(__DOXYGEN__)
|
||||
#define ADC_USE_MUTUAL_EXCLUSION TRUE
|
||||
#endif
|
||||
/** @} */
|
||||
|
||||
/*===========================================================================*/
|
||||
/**
|
||||
* @name CAN driver related setting
|
||||
* @{
|
||||
*/
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @brief Sleep mode related APIs inclusion switch.
|
||||
*/
|
||||
#if !defined(CAN_USE_SLEEP_MODE) || defined(__DOXYGEN__)
|
||||
#define CAN_USE_SLEEP_MODE TRUE
|
||||
#endif
|
||||
/** @} */
|
||||
|
||||
/*===========================================================================*/
|
||||
/**
|
||||
* @name I2C driver related setting
|
||||
* @{
|
||||
*/
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @brief Enables the mutual exclusion APIs on the I2C bus.
|
||||
*/
|
||||
#if !defined(I2C_USE_MUTUAL_EXCLUSION) || defined(__DOXYGEN__)
|
||||
#define I2C_USE_MUTUAL_EXCLUSION TRUE
|
||||
#endif
|
||||
/** @} */
|
||||
|
||||
/*===========================================================================*/
|
||||
/**
|
||||
* @name MAC driver related setting
|
||||
* @{
|
||||
*/
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @brief Enables an event sources for incoming packets.
|
||||
*/
|
||||
#if !defined(MAC_USE_ZERO_COPY) || defined(__DOXYGEN__)
|
||||
#define MAC_USE_ZERO_COPY TRUE
|
||||
#endif
|
||||
|
||||
/**
|
||||
* @brief Enables an event sources for incoming packets.
|
||||
*/
|
||||
#if !defined(MAC_USE_EVENTS) || defined(__DOXYGEN__)
|
||||
#define MAC_USE_EVENTS TRUE
|
||||
#endif
|
||||
/** @} */
|
||||
|
||||
/*===========================================================================*/
|
||||
/**
|
||||
* @name MMC_SPI driver related setting
|
||||
* @{
|
||||
*/
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @brief Delays insertions.
|
||||
* @details If enabled this options inserts delays into the MMC waiting
|
||||
* routines releasing some extra CPU time for the threads with
|
||||
* lower priority, this may slow down the driver a bit however.
|
||||
* This option is recommended also if the SPI driver does not
|
||||
* use a DMA channel and heavily loads the CPU.
|
||||
*/
|
||||
#if !defined(MMC_NICE_WAITING) || defined(__DOXYGEN__)
|
||||
#define MMC_NICE_WAITING TRUE
|
||||
#endif
|
||||
/** @} */
|
||||
|
||||
/*===========================================================================*/
|
||||
/**
|
||||
* @name SDC driver related setting
|
||||
* @{
|
||||
*/
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @brief Number of initialization attempts before rejecting the card.
|
||||
* @note Attempts are performed at 10mS intervals.
|
||||
*/
|
||||
#if !defined(SDC_INIT_RETRY) || defined(__DOXYGEN__)
|
||||
#define SDC_INIT_RETRY 100
|
||||
#endif
|
||||
|
||||
/**
|
||||
* @brief Include support for MMC cards.
|
||||
* @note MMC support is not yet implemented so this option must be kept
|
||||
* at @p FALSE.
|
||||
*/
|
||||
#if !defined(SDC_MMC_SUPPORT) || defined(__DOXYGEN__)
|
||||
#define SDC_MMC_SUPPORT TRUE
|
||||
#endif
|
||||
|
||||
/**
|
||||
* @brief Delays insertions.
|
||||
* @details If enabled this options inserts delays into the MMC waiting
|
||||
* routines releasing some extra CPU time for the threads with
|
||||
* lower priority, this may slow down the driver a bit however.
|
||||
*/
|
||||
#if !defined(SDC_NICE_WAITING) || defined(__DOXYGEN__)
|
||||
#define SDC_NICE_WAITING TRUE
|
||||
#endif
|
||||
/** @} */
|
||||
|
||||
/*===========================================================================*/
|
||||
/**
|
||||
* @name SERIAL driver related setting
|
||||
* @{
|
||||
*/
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @brief Default bit rate.
|
||||
* @details Configuration parameter, this is the baud rate selected for the
|
||||
* default configuration.
|
||||
*/
|
||||
#if !defined(SERIAL_DEFAULT_BITRATE) || defined(__DOXYGEN__)
|
||||
#define SERIAL_DEFAULT_BITRATE 38400
|
||||
#endif
|
||||
|
||||
/**
|
||||
* @brief Serial buffers size.
|
||||
* @details Configuration parameter, you can change the depth of the queue
|
||||
* buffers depending on the requirements of your application.
|
||||
* @note The default is 64 bytes for both the transmission and receive
|
||||
* buffers.
|
||||
*/
|
||||
#if !defined(SERIAL_BUFFERS_SIZE) || defined(__DOXYGEN__)
|
||||
#define SERIAL_BUFFERS_SIZE 16
|
||||
#endif
|
||||
/** @} */
|
||||
|
||||
/*===========================================================================*/
|
||||
/**
|
||||
* @name SERIAL_USB driver related setting
|
||||
* @{
|
||||
*/
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @brief Serial over USB buffers size.
|
||||
* @details Configuration parameter, the buffer size must be a multiple of
|
||||
* the USB data endpoint maximum packet size.
|
||||
* @note The default is 64 bytes for both the transmission and receive
|
||||
* buffers.
|
||||
*/
|
||||
#if !defined(SERIAL_USB_BUFFERS_SIZE) || defined(__DOXYGEN__)
|
||||
#define SERIAL_USB_BUFFERS_SIZE 64
|
||||
#endif
|
||||
/** @} */
|
||||
|
||||
/*===========================================================================*/
|
||||
/**
|
||||
* @name SPI driver related setting
|
||||
* @{
|
||||
*/
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @brief Enables synchronous APIs.
|
||||
* @note Disabling this option saves both code and data space.
|
||||
*/
|
||||
#if !defined(SPI_USE_WAIT) || defined(__DOXYGEN__)
|
||||
#define SPI_USE_WAIT TRUE
|
||||
#endif
|
||||
|
||||
/**
|
||||
* @brief Enables the @p spiAcquireBus() and @p spiReleaseBus() APIs.
|
||||
* @note Disabling this option saves both code and data space.
|
||||
*/
|
||||
#if !defined(SPI_USE_MUTUAL_EXCLUSION) || defined(__DOXYGEN__)
|
||||
#define SPI_USE_MUTUAL_EXCLUSION TRUE
|
||||
#endif
|
||||
/** @} */
|
||||
|
||||
#endif /* _HALCONF_H_ */
|
||||
|
||||
/** @} */
|
||||
|
|
@ -0,0 +1,194 @@
|
|||
/*
|
||||
ChibiOS/RT - Copyright (C) 2006-2013 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 templates/i2c_lld.c
|
||||
* @brief I2C Driver subsystem low level driver source template.
|
||||
*
|
||||
* @addtogroup I2C
|
||||
* @{
|
||||
*/
|
||||
|
||||
#include "ch.h"
|
||||
#include "hal.h"
|
||||
|
||||
#if HAL_USE_I2C || defined(__DOXYGEN__)
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver local definitions. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver exported variables. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @brief I2C1 driver identifier.
|
||||
*/
|
||||
#if PLATFORM_I2C_USE_I2C1 || defined(__DOXYGEN__)
|
||||
I2CDriver I2CD1;
|
||||
#endif
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver local variables and types. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver local functions. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver interrupt handlers. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver exported functions. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @brief Low level I2C driver initialization.
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void i2c_lld_init(void) {
|
||||
|
||||
#if PLATFORM_I2C_USE_I2C1
|
||||
i2cObjectInit(&I2CD1);
|
||||
#endif /* PLATFORM_I2C_USE_I2C1 */
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Configures and activates the I2C peripheral.
|
||||
*
|
||||
* @param[in] i2cp pointer to the @p I2CDriver object
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void i2c_lld_start(I2CDriver *i2cp) {
|
||||
|
||||
if (i2cp->state == I2C_STOP) {
|
||||
/* Enables the peripheral.*/
|
||||
#if PLATFORM_I2C_USE_I2C1
|
||||
if (&I2CD1 == i2cp) {
|
||||
|
||||
}
|
||||
#endif /* PLATFORM_I2C_USE_I2C1 */
|
||||
}
|
||||
/* Configures the peripheral.*/
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Deactivates the I2C peripheral.
|
||||
*
|
||||
* @param[in] i2cp pointer to the @p I2CDriver object
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void i2c_lld_stop(I2CDriver *i2cp) {
|
||||
|
||||
if (i2cp->state != I2C_STOP) {
|
||||
/* Resets the peripheral.*/
|
||||
|
||||
/* Disables the peripheral.*/
|
||||
#if PLATFORM_I2C_USE_I2C1
|
||||
if (&I2CD1 == i2cp) {
|
||||
|
||||
}
|
||||
#endif /* PLATFORM_I2C_USE_I2C1 */
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Receives data via the I2C bus as master.
|
||||
* @details Number of receiving bytes must be more than 1 on STM32F1x. This is
|
||||
* hardware restriction.
|
||||
*
|
||||
* @param[in] i2cp pointer to the @p I2CDriver object
|
||||
* @param[in] addr slave device address
|
||||
* @param[out] rxbuf pointer to the receive buffer
|
||||
* @param[in] rxbytes number of bytes to be received
|
||||
* @param[in] timeout the number of ticks before the operation timeouts,
|
||||
* the following special values are allowed:
|
||||
* - @a TIME_INFINITE no timeout.
|
||||
* .
|
||||
* @return The operation status.
|
||||
* @retval RDY_OK if the function succeeded.
|
||||
* @retval RDY_RESET if one or more I2C errors occurred, the errors can
|
||||
* be retrieved using @p i2cGetErrors().
|
||||
* @retval RDY_TIMEOUT if a timeout occurred before operation end. <b>After a
|
||||
* timeout the driver must be stopped and restarted
|
||||
* because the bus is in an uncertain state</b>.
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
msg_t i2c_lld_master_receive_timeout(I2CDriver *i2cp, i2caddr_t addr,
|
||||
uint8_t *rxbuf, size_t rxbytes,
|
||||
systime_t timeout) {
|
||||
|
||||
(void)i2cp;
|
||||
(void)addr;
|
||||
(void)rxbuf;
|
||||
(void)rxbytes;
|
||||
(void)timeout;
|
||||
|
||||
return RDY_OK;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Transmits data via the I2C bus as master.
|
||||
* @details Number of receiving bytes must be 0 or more than 1 on STM32F1x.
|
||||
* This is hardware restriction.
|
||||
*
|
||||
* @param[in] i2cp pointer to the @p I2CDriver object
|
||||
* @param[in] addr slave device address
|
||||
* @param[in] txbuf pointer to the transmit buffer
|
||||
* @param[in] txbytes number of bytes to be transmitted
|
||||
* @param[out] rxbuf pointer to the receive buffer
|
||||
* @param[in] rxbytes number of bytes to be received
|
||||
* @param[in] timeout the number of ticks before the operation timeouts,
|
||||
* the following special values are allowed:
|
||||
* - @a TIME_INFINITE no timeout.
|
||||
* .
|
||||
* @return The operation status.
|
||||
* @retval RDY_OK if the function succeeded.
|
||||
* @retval RDY_RESET if one or more I2C errors occurred, the errors can
|
||||
* be retrieved using @p i2cGetErrors().
|
||||
* @retval RDY_TIMEOUT if a timeout occurred before operation end. <b>After a
|
||||
* timeout the driver must be stopped and restarted
|
||||
* because the bus is in an uncertain state</b>.
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
msg_t i2c_lld_master_transmit_timeout(I2CDriver *i2cp, i2caddr_t addr,
|
||||
const uint8_t *txbuf, size_t txbytes,
|
||||
uint8_t *rxbuf, size_t rxbytes,
|
||||
systime_t timeout) {
|
||||
|
||||
(void)i2cp;
|
||||
(void)addr;
|
||||
(void)txbuf;
|
||||
(void)txbytes;
|
||||
(void)rxbuf;
|
||||
(void)rxbytes;
|
||||
(void)timeout;
|
||||
|
||||
return RDY_OK;
|
||||
}
|
||||
|
||||
#endif /* HAL_USE_I2C */
|
||||
|
||||
/** @} */
|
||||
|
|
@ -0,0 +1,164 @@
|
|||
/*
|
||||
ChibiOS/RT - Copyright (C) 2006-2013 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 templates/i2c_lld.h
|
||||
* @brief I2C Driver subsystem low level driver header template.
|
||||
*
|
||||
* @addtogroup I2C
|
||||
* @{
|
||||
*/
|
||||
|
||||
#ifndef _I2C_LLD_H_
|
||||
#define _I2C_LLD_H_
|
||||
|
||||
#if HAL_USE_I2C || defined(__DOXYGEN__)
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver constants. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver pre-compile time settings. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @name Configuration options
|
||||
* @{
|
||||
*/
|
||||
/**
|
||||
* @brief I2C1 driver enable switch.
|
||||
* @details If set to @p TRUE the support for I2C1 is included.
|
||||
* @note The default is @p FALSE.
|
||||
*/
|
||||
#if !defined(PLATFORM_I2C_USE_I2C1) || defined(__DOXYGEN__)
|
||||
#define PLATFORM_I2C_USE_I2C1 FALSE
|
||||
#endif
|
||||
/** @} */
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Derived constants and error checks. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver data structures and types. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @brief Type representing I2C address.
|
||||
*/
|
||||
typedef uint16_t i2caddr_t;
|
||||
|
||||
/**
|
||||
* @brief Type of I2C Driver condition flags.
|
||||
*/
|
||||
typedef uint32_t i2cflags_t;
|
||||
|
||||
/**
|
||||
* @brief Driver configuration structure.
|
||||
* @note Implementations may extend this structure to contain more,
|
||||
* architecture dependent, fields.
|
||||
*/
|
||||
|
||||
/**
|
||||
* @brief Driver configuration structure.
|
||||
*/
|
||||
typedef struct {
|
||||
uint32_t dummy;
|
||||
} I2CConfig;
|
||||
|
||||
/**
|
||||
* @brief Type of a structure representing an I2C driver.
|
||||
*/
|
||||
typedef struct I2CDriver I2CDriver;
|
||||
|
||||
/**
|
||||
* @brief Structure representing an I2C driver.
|
||||
*/
|
||||
struct I2CDriver {
|
||||
/**
|
||||
* @brief Driver state.
|
||||
*/
|
||||
i2cstate_t state;
|
||||
/**
|
||||
* @brief Current configuration data.
|
||||
*/
|
||||
const I2CConfig *config;
|
||||
/**
|
||||
* @brief Error flags.
|
||||
*/
|
||||
i2cflags_t errors;
|
||||
#if I2C_USE_MUTUAL_EXCLUSION || defined(__DOXYGEN__)
|
||||
#if CH_USE_MUTEXES || defined(__DOXYGEN__)
|
||||
/**
|
||||
* @brief Mutex protecting the bus.
|
||||
*/
|
||||
Mutex mutex;
|
||||
#elif CH_USE_SEMAPHORES
|
||||
Semaphore semaphore;
|
||||
#endif
|
||||
#endif /* I2C_USE_MUTUAL_EXCLUSION */
|
||||
#if defined(I2C_DRIVER_EXT_FIELDS)
|
||||
I2C_DRIVER_EXT_FIELDS
|
||||
#endif
|
||||
/* End of the mandatory fields.*/
|
||||
};
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver macros. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @brief Get errors from I2C driver.
|
||||
*
|
||||
* @param[in] i2cp pointer to the @p I2CDriver object
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
#define i2c_lld_get_errors(i2cp) ((i2cp)->errors)
|
||||
|
||||
/*===========================================================================*/
|
||||
/* External declarations. */
|
||||
/*===========================================================================*/
|
||||
|
||||
#if !defined(__DOXYGEN__)
|
||||
#if PLATFORM_I2C_USE_I2C1
|
||||
extern I2CDriver I2CD1;
|
||||
#endif
|
||||
#endif
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
void i2c_lld_init(void);
|
||||
void i2c_lld_start(I2CDriver *i2cp);
|
||||
void i2c_lld_stop(I2CDriver *i2cp);
|
||||
msg_t i2c_lld_master_transmit_timeout(I2CDriver *i2cp, i2caddr_t addr,
|
||||
const uint8_t *txbuf, size_t txbytes,
|
||||
uint8_t *rxbuf, size_t rxbytes,
|
||||
systime_t timeout);
|
||||
msg_t i2c_lld_master_receive_timeout(I2CDriver *i2cp, i2caddr_t addr,
|
||||
uint8_t *rxbuf, size_t rxbytes,
|
||||
systime_t timeout);
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif /* HAL_USE_I2C */
|
||||
|
||||
#endif /* _I2C_LLD_H_ */
|
||||
|
||||
/** @} */
|
||||
|
|
@ -0,0 +1,313 @@
|
|||
/*
|
||||
ChibiOS/RT - Copyright (C) 2006-2013 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 templates/mac_lld.c
|
||||
* @brief MAC Driver subsystem low level driver source template.
|
||||
*
|
||||
* @addtogroup MAC
|
||||
* @{
|
||||
*/
|
||||
|
||||
#include <string.h>
|
||||
|
||||
#include "ch.h"
|
||||
#include "hal.h"
|
||||
#include "mii.h"
|
||||
|
||||
#if HAL_USE_MAC || defined(__DOXYGEN__)
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver local definitions. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver exported variables. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @brief MAC1 driver identifier.
|
||||
*/
|
||||
#if PLATFORM_MAC_USE_MAC1 || defined(__DOXYGEN__)
|
||||
MACDriver ETHD1;
|
||||
#endif
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver local variables and types. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver local functions. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver interrupt handlers. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver exported functions. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @brief Low level MAC initialization.
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void mac_lld_init(void) {
|
||||
|
||||
#if PLATFORM_MAC_USE_MAC1
|
||||
/* Driver initialization.*/
|
||||
macObjectInit(&MACD1);
|
||||
#endif /* PLATFORM_MAC_USE_MAC1 */
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Configures and activates the MAC peripheral.
|
||||
*
|
||||
* @param[in] macp pointer to the @p MACDriver object
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void mac_lld_start(MACDriver *macp) {
|
||||
|
||||
if (macp->state == MAC_STOP) {
|
||||
/* Enables the peripheral.*/
|
||||
#if PLATFORM_MAC_USE_MAC1
|
||||
if (&MACD1 == macp) {
|
||||
|
||||
}
|
||||
#endif /* PLATFORM_MAC_USE_MAC1 */
|
||||
}
|
||||
/* Configures the peripheral.*/
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Deactivates the MAC peripheral.
|
||||
*
|
||||
* @param[in] macp pointer to the @p MACDriver object
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void mac_lld_stop(MACDriver *macp) {
|
||||
|
||||
if (macp->state == MAC_ACTIVE) {
|
||||
/* Resets the peripheral.*/
|
||||
|
||||
/* Disables the peripheral.*/
|
||||
#if PLATFORM_MAC_USE_MAC1
|
||||
if (&MACD1 == macp) {
|
||||
|
||||
}
|
||||
#endif /* PLATFORM_MAC_USE_MAC1 */
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Returns a transmission descriptor.
|
||||
* @details One of the available transmission descriptors is locked and
|
||||
* returned.
|
||||
*
|
||||
* @param[in] macp pointer to the @p MACDriver object
|
||||
* @param[out] tdp pointer to a @p MACTransmitDescriptor structure
|
||||
* @return The operation status.
|
||||
* @retval RDY_OK the descriptor has been obtained.
|
||||
* @retval RDY_TIMEOUT descriptor not available.
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
msg_t mac_lld_get_transmit_descriptor(MACDriver *macp,
|
||||
MACTransmitDescriptor *tdp) {
|
||||
|
||||
(void)macp;
|
||||
(void)tdp;
|
||||
|
||||
return RDY_OK;
|
||||
}
|
||||
|
||||
/**
|
||||
* @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
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void mac_lld_release_transmit_descriptor(MACTransmitDescriptor *tdp) {
|
||||
|
||||
(void)tdp;
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Returns a receive descriptor.
|
||||
*
|
||||
* @param[in] macp pointer to the @p MACDriver object
|
||||
* @param[out] rdp pointer to a @p MACReceiveDescriptor structure
|
||||
* @return The operation status.
|
||||
* @retval RDY_OK the descriptor has been obtained.
|
||||
* @retval RDY_TIMEOUT descriptor not available.
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
msg_t mac_lld_get_receive_descriptor(MACDriver *macp,
|
||||
MACReceiveDescriptor *rdp) {
|
||||
|
||||
(void)macp;
|
||||
(void)rdp;
|
||||
|
||||
return RDY_OK;
|
||||
}
|
||||
|
||||
/**
|
||||
* @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
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void mac_lld_release_receive_descriptor(MACReceiveDescriptor *rdp) {
|
||||
|
||||
(void)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.
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
bool_t mac_lld_poll_link_status(MACDriver *macp) {
|
||||
|
||||
(void)macp;
|
||||
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
/**
|
||||
* @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.
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
size_t mac_lld_write_transmit_descriptor(MACTransmitDescriptor *tdp,
|
||||
uint8_t *buf,
|
||||
size_t size) {
|
||||
|
||||
(void)tdp;
|
||||
(void)buf;
|
||||
|
||||
return 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.
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
size_t mac_lld_read_receive_descriptor(MACReceiveDescriptor *rdp,
|
||||
uint8_t *buf,
|
||||
size_t size) {
|
||||
|
||||
(void)rdp;
|
||||
(void)buf;
|
||||
|
||||
return size;
|
||||
}
|
||||
|
||||
#if MAC_USE_ZERO_COPY || defined(__DOXYGEN__)
|
||||
/**
|
||||
* @brief Returns a pointer to the next transmit buffer in the descriptor
|
||||
* chain.
|
||||
* @note The API guarantees that enough buffers can be requested to fill
|
||||
* a whole frame.
|
||||
*
|
||||
* @param[in] tdp pointer to a @p MACTransmitDescriptor structure
|
||||
* @param[in] size size of the requested buffer. Specify the frame size
|
||||
* on the first call then scale the value down subtracting
|
||||
* the amount of data already copied into the previous
|
||||
* buffers.
|
||||
* @param[out] sizep pointer to variable receiving the buffer size, it is
|
||||
* zero when the last buffer has already been returned.
|
||||
* Note that a returned size lower than the amount
|
||||
* requested means that more buffers must be requested
|
||||
* in order to fill the frame data entirely.
|
||||
* @return Pointer to the returned buffer.
|
||||
* @retval NULL if the buffer chain has been entirely scanned.
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
uint8_t *mac_lld_get_next_transmit_buffer(MACTransmitDescriptor *tdp,
|
||||
size_t size,
|
||||
size_t *sizep) {
|
||||
|
||||
(void)tdp;
|
||||
(void)size;
|
||||
(void)sizep;
|
||||
|
||||
return NULL;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Returns a pointer to the next receive buffer in the descriptor
|
||||
* chain.
|
||||
* @note The API guarantees that the descriptor chain contains a whole
|
||||
* frame.
|
||||
*
|
||||
* @param[in] rdp pointer to a @p MACReceiveDescriptor structure
|
||||
* @param[out] sizep pointer to variable receiving the buffer size, it is
|
||||
* zero when the last buffer has already been returned.
|
||||
* @return Pointer to the returned buffer.
|
||||
* @retval NULL if the buffer chain has been entirely scanned.
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
const uint8_t *mac_lld_get_next_receive_buffer(MACReceiveDescriptor *rdp,
|
||||
size_t *sizep) {
|
||||
|
||||
(void)rdp;
|
||||
(void)sizep;
|
||||
|
||||
return NULL;
|
||||
}
|
||||
#endif /* MAC_USE_ZERO_COPY */
|
||||
|
||||
#endif /* HAL_USE_MAC */
|
||||
|
||||
/** @} */
|
||||
|
|
@ -0,0 +1,180 @@
|
|||
/*
|
||||
ChibiOS/RT - Copyright (C) 2006-2013 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 templates/mac_lld.h
|
||||
* @brief MAC Driver subsystem low level driver header template.
|
||||
*
|
||||
* @addtogroup MAC
|
||||
* @{
|
||||
*/
|
||||
|
||||
#ifndef _MAC_LLD_H_
|
||||
#define _MAC_LLD_H_
|
||||
|
||||
#if HAL_USE_MAC || defined(__DOXYGEN__)
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver constants. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @brief This implementation supports the zero-copy mode API.
|
||||
*/
|
||||
#define MAC_SUPPORTS_ZERO_COPY TRUE
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver pre-compile time settings. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @name Configuration options
|
||||
* @{
|
||||
*/
|
||||
/**
|
||||
* @brief MAC driver enable switch.
|
||||
* @details If set to @p TRUE the support for MAC1 is included.
|
||||
*/
|
||||
#if !defined(PLATFORM_MAC_USE_MAC1) || defined(__DOXYGEN__)
|
||||
#define PLATFORM_MAC_USE_MAC1 FALSE
|
||||
#endif
|
||||
/** @} */
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Derived constants and error checks. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver data structures and types. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @brief Driver configuration structure.
|
||||
*/
|
||||
typedef struct {
|
||||
/**
|
||||
* @brief MAC address.
|
||||
*/
|
||||
uint8_t *mac_address;
|
||||
/* End of the mandatory fields.*/
|
||||
} MACConfig;
|
||||
|
||||
/**
|
||||
* @brief Structure representing a MAC driver.
|
||||
*/
|
||||
struct MACDriver {
|
||||
/**
|
||||
* @brief Driver state.
|
||||
*/
|
||||
macstate_t state;
|
||||
/**
|
||||
* @brief Current configuration data.
|
||||
*/
|
||||
const MACConfig *config;
|
||||
/**
|
||||
* @brief Transmit semaphore.
|
||||
*/
|
||||
Semaphore tdsem;
|
||||
/**
|
||||
* @brief Receive semaphore.
|
||||
*/
|
||||
Semaphore rdsem;
|
||||
#if MAC_USE_EVENTS || defined(__DOXYGEN__)
|
||||
/**
|
||||
* @brief Receive event.
|
||||
*/
|
||||
EventSource rdevent;
|
||||
#endif
|
||||
/* End of the mandatory fields.*/
|
||||
};
|
||||
|
||||
/**
|
||||
* @brief Structure representing a transmit descriptor.
|
||||
*/
|
||||
typedef struct {
|
||||
/**
|
||||
* @brief Current write offset.
|
||||
*/
|
||||
size_t offset;
|
||||
/**
|
||||
* @brief Available space size.
|
||||
*/
|
||||
size_t size;
|
||||
/* End of the mandatory fields.*/
|
||||
} MACTransmitDescriptor;
|
||||
|
||||
/**
|
||||
* @brief Structure representing a receive descriptor.
|
||||
*/
|
||||
typedef struct {
|
||||
/**
|
||||
* @brief Current read offset.
|
||||
*/
|
||||
size_t offset;
|
||||
/**
|
||||
* @brief Available data size.
|
||||
*/
|
||||
size_t size;
|
||||
/* End of the mandatory fields.*/
|
||||
} MACReceiveDescriptor;
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver macros. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* External declarations. */
|
||||
/*===========================================================================*/
|
||||
|
||||
#if PLATFORM_MAC_USE_MAC1 && !defined(__DOXYGEN__)
|
||||
extern MACDriver ETHD1;
|
||||
#endif
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
void mac_lld_init(void);
|
||||
void mac_lld_start(MACDriver *macp);
|
||||
void mac_lld_stop(MACDriver *macp);
|
||||
msg_t mac_lld_get_transmit_descriptor(MACDriver *macp,
|
||||
MACTransmitDescriptor *tdp);
|
||||
void mac_lld_release_transmit_descriptor(MACTransmitDescriptor *tdp);
|
||||
msg_t mac_lld_get_receive_descriptor(MACDriver *macp,
|
||||
MACReceiveDescriptor *rdp);
|
||||
void mac_lld_release_receive_descriptor(MACReceiveDescriptor *rdp);
|
||||
bool_t mac_lld_poll_link_status(MACDriver *macp);
|
||||
size_t mac_lld_write_transmit_descriptor(MACTransmitDescriptor *tdp,
|
||||
uint8_t *buf,
|
||||
size_t size);
|
||||
size_t mac_lld_read_receive_descriptor(MACReceiveDescriptor *rdp,
|
||||
uint8_t *buf,
|
||||
size_t size);
|
||||
#if MAC_USE_ZERO_COPY
|
||||
uint8_t *mac_lld_get_next_transmit_buffer(MACTransmitDescriptor *tdp,
|
||||
size_t size,
|
||||
size_t *sizep);
|
||||
const uint8_t *mac_lld_get_next_receive_buffer(MACReceiveDescriptor *rdp,
|
||||
size_t *sizep);
|
||||
#endif /* MAC_USE_ZERO_COPY */
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif /* HAL_USE_MAC */
|
||||
|
||||
#endif /* _MAC_LLD_H_ */
|
||||
|
||||
/** @} */
|
||||
|
|
@ -0,0 +1,25 @@
|
|||
/*
|
||||
ChibiOS/RT - Copyright (C) 2006-2013 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.
|
||||
*/
|
||||
|
||||
/*
|
||||
* Platform drivers configuration.
|
||||
* The following settings override the default settings present in
|
||||
* the various device driver implementation headers.
|
||||
* Note that the settings for each driver only have effect if the whole
|
||||
* driver is enabled in halconf.h.
|
||||
*/
|
||||
|
||||
#define PLATFORM_MCUCONF
|
||||
|
|
@ -0,0 +1,91 @@
|
|||
/*
|
||||
ChibiOS/RT - Copyright (C) 2006-2013 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 templates/pal_lld.c
|
||||
* @brief PAL subsystem low level driver template.
|
||||
*
|
||||
* @addtogroup PAL
|
||||
* @{
|
||||
*/
|
||||
|
||||
#include "ch.h"
|
||||
#include "hal.h"
|
||||
|
||||
#if HAL_USE_PAL || defined(__DOXYGEN__)
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver local definitions. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver exported variables. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver local variables and types. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver local functions. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver interrupt handlers. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver exported functions. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @brief STM32 I/O ports configuration.
|
||||
* @details Ports A-D(E, F, G, H) clocks enabled.
|
||||
*
|
||||
* @param[in] config the STM32 ports configuration
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void _pal_lld_init(const PALConfig *config) {
|
||||
|
||||
(void)config;
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Pads mode setup.
|
||||
* @details This function programs a pads group belonging to the same port
|
||||
* with the specified mode.
|
||||
*
|
||||
* @param[in] port the port identifier
|
||||
* @param[in] mask the group mask
|
||||
* @param[in] mode the mode
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void _pal_lld_setgroupmode(ioportid_t port,
|
||||
ioportmask_t mask,
|
||||
iomode_t mode) {
|
||||
|
||||
(void)port;
|
||||
(void)mask;
|
||||
(void)mode;
|
||||
|
||||
}
|
||||
|
||||
#endif /* HAL_USE_PAL */
|
||||
|
||||
/** @} */
|
||||
|
|
@ -0,0 +1,330 @@
|
|||
/*
|
||||
ChibiOS/RT - Copyright (C) 2006-2013 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 templates/pal_lld.h
|
||||
* @brief PAL subsystem low level driver header template.
|
||||
*
|
||||
* @addtogroup PAL
|
||||
* @{
|
||||
*/
|
||||
|
||||
#ifndef _PAL_LLD_H_
|
||||
#define _PAL_LLD_H_
|
||||
|
||||
#if HAL_USE_PAL || defined(__DOXYGEN__)
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Unsupported modes and specific modes */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* I/O Ports Types and constants. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @brief Generic I/O ports static initializer.
|
||||
* @details An instance of this structure must be passed to @p palInit() at
|
||||
* system startup time in order to initialized the digital I/O
|
||||
* subsystem. This represents only the initial setup, specific pads
|
||||
* or whole ports can be reprogrammed at later time.
|
||||
* @note Implementations may extend this structure to contain more,
|
||||
* architecture dependent, fields.
|
||||
*/
|
||||
typedef struct {
|
||||
|
||||
} PALConfig;
|
||||
|
||||
/**
|
||||
* @brief Width, in bits, of an I/O port.
|
||||
*/
|
||||
#define PAL_IOPORTS_WIDTH 32
|
||||
|
||||
/**
|
||||
* @brief Whole port mask.
|
||||
* @brief This macro specifies all the valid bits into a port.
|
||||
*/
|
||||
#define PAL_WHOLE_PORT ((ioportmask_t)0xFFFFFFFF)
|
||||
|
||||
/**
|
||||
* @brief Digital I/O port sized unsigned type.
|
||||
*/
|
||||
typedef uint32_t ioportmask_t;
|
||||
|
||||
/**
|
||||
* @brief Digital I/O modes.
|
||||
*/
|
||||
typedef uint32_t iomode_t;
|
||||
|
||||
/**
|
||||
* @brief Port Identifier.
|
||||
* @details This type can be a scalar or some kind of pointer, do not make
|
||||
* any assumption about it, use the provided macros when populating
|
||||
* variables of this type.
|
||||
*/
|
||||
typedef uint32_t ioportid_t;
|
||||
|
||||
/*===========================================================================*/
|
||||
/* I/O Ports Identifiers. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @brief First I/O port identifier.
|
||||
* @details Low level drivers can define multiple ports, it is suggested to
|
||||
* use this naming convention.
|
||||
*/
|
||||
#define IOPORT1 0
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Implementation, some of the following macros could be implemented as */
|
||||
/* functions, if so please put them in pal_lld.c. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @brief Low level PAL subsystem initialization.
|
||||
*
|
||||
* @param[in] config architecture-dependent ports configuration
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
#define pal_lld_init(config) _pal_lld_init(config)
|
||||
|
||||
/**
|
||||
* @brief Reads the physical I/O port states.
|
||||
*
|
||||
* @param[in] port port identifier
|
||||
* @return The port bits.
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
#define pal_lld_readport(port) 0
|
||||
|
||||
/**
|
||||
* @brief Reads the output latch.
|
||||
* @details The purpose of this function is to read back the latched output
|
||||
* value.
|
||||
*
|
||||
* @param[in] port port identifier
|
||||
* @return The latched logical states.
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
#define pal_lld_readlatch(port) 0
|
||||
|
||||
/**
|
||||
* @brief Writes a bits mask on a I/O port.
|
||||
*
|
||||
* @param[in] port port identifier
|
||||
* @param[in] bits bits to be written on the specified port
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
#define pal_lld_writeport(port, bits)
|
||||
|
||||
/**
|
||||
* @brief Sets a bits mask on a I/O port.
|
||||
* @note The @ref PAL provides a default software implementation of this
|
||||
* functionality, implement this function if can optimize it by using
|
||||
* special hardware functionalities or special coding.
|
||||
*
|
||||
* @param[in] port port identifier
|
||||
* @param[in] bits bits to be ORed on the specified port
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
#define pal_lld_setport(port, bits)
|
||||
|
||||
/**
|
||||
* @brief Clears a bits mask on a I/O port.
|
||||
* @note The @ref PAL provides a default software implementation of this
|
||||
* functionality, implement this function if can optimize it by using
|
||||
* special hardware functionalities or special coding.
|
||||
*
|
||||
* @param[in] port port identifier
|
||||
* @param[in] bits bits to be cleared on the specified port
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
#define pal_lld_clearport(port, bits)
|
||||
|
||||
/**
|
||||
* @brief Toggles a bits mask on a I/O port.
|
||||
* @note The @ref PAL provides a default software implementation of this
|
||||
* functionality, implement this function if can optimize it by using
|
||||
* special hardware functionalities or special coding.
|
||||
*
|
||||
* @param[in] port port identifier
|
||||
* @param[in] bits bits to be XORed on the specified port
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
#define pal_lld_toggleport(port, bits)
|
||||
|
||||
/**
|
||||
* @brief Reads a group of bits.
|
||||
* @note The @ref PAL provides a default software implementation of this
|
||||
* functionality, implement this function if can optimize it by using
|
||||
* special hardware functionalities or special coding.
|
||||
*
|
||||
* @param[in] port port identifier
|
||||
* @param[in] mask group mask
|
||||
* @param[in] offset group bit offset within the port
|
||||
* @return The group logical states.
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
#define pal_lld_readgroup(port, mask, offset) 0
|
||||
|
||||
/**
|
||||
* @brief Writes a group of bits.
|
||||
* @note The @ref PAL provides a default software implementation of this
|
||||
* functionality, implement this function if can optimize it by using
|
||||
* special hardware functionalities or special coding.
|
||||
*
|
||||
* @param[in] port port identifier
|
||||
* @param[in] mask group mask
|
||||
* @param[in] offset group bit offset within the port
|
||||
* @param[in] bits bits to be written. Values exceeding the group width
|
||||
* are masked.
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
#define pal_lld_writegroup(port, mask, offset, bits) (void)bits
|
||||
|
||||
/**
|
||||
* @brief Pads group mode setup.
|
||||
* @details This function programs a pads group belonging to the same port
|
||||
* with the specified mode.
|
||||
* @note Programming an unknown or unsupported mode is silently ignored.
|
||||
*
|
||||
* @param[in] port port identifier
|
||||
* @param[in] mask group mask
|
||||
* @param[in] offset group bit offset within the port
|
||||
* @param[in] mode group mode
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
#define pal_lld_setgroupmode(port, mask, offset, mode) \
|
||||
_pal_lld_setgroupmode(port, mask << offset, mode)
|
||||
|
||||
/**
|
||||
* @brief Reads a logical state from an I/O pad.
|
||||
* @note The @ref PAL provides a default software implementation of this
|
||||
* functionality, implement this function if can optimize it by using
|
||||
* special hardware functionalities or special coding.
|
||||
*
|
||||
* @param[in] port port identifier
|
||||
* @param[in] pad pad number within the port
|
||||
* @return The logical state.
|
||||
* @retval PAL_LOW low logical state.
|
||||
* @retval PAL_HIGH high logical state.
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
#define pal_lld_readpad(port, pad) PAL_LOW
|
||||
|
||||
/**
|
||||
* @brief Writes a logical state on an output pad.
|
||||
* @note This function is not meant to be invoked directly by the
|
||||
* application code.
|
||||
* @note The @ref PAL provides a default software implementation of this
|
||||
* functionality, implement this function if can optimize it by using
|
||||
* special hardware functionalities or special coding.
|
||||
*
|
||||
* @param[in] port port identifier
|
||||
* @param[in] pad pad number within the port
|
||||
* @param[in] bit logical value, the value must be @p PAL_LOW or
|
||||
* @p PAL_HIGH
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
#define pal_lld_writepad(port, pad, bit)
|
||||
|
||||
/**
|
||||
* @brief Sets a pad logical state to @p PAL_HIGH.
|
||||
* @note The @ref PAL provides a default software implementation of this
|
||||
* functionality, implement this function if can optimize it by using
|
||||
* special hardware functionalities or special coding.
|
||||
*
|
||||
* @param[in] port port identifier
|
||||
* @param[in] pad pad number within the port
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
#define pal_lld_setpad(port, pad)
|
||||
|
||||
/**
|
||||
* @brief Clears a pad logical state to @p PAL_LOW.
|
||||
* @note The @ref PAL provides a default software implementation of this
|
||||
* functionality, implement this function if can optimize it by using
|
||||
* special hardware functionalities or special coding.
|
||||
*
|
||||
* @param[in] port port identifier
|
||||
* @param[in] pad pad number within the port
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
#define pal_lld_clearpad(port, pad)
|
||||
|
||||
/**
|
||||
* @brief Toggles a pad logical state.
|
||||
* @note The @ref PAL provides a default software implementation of this
|
||||
* functionality, implement this function if can optimize it by using
|
||||
* special hardware functionalities or special coding.
|
||||
*
|
||||
* @param[in] port port identifier
|
||||
* @param[in] pad pad number within the port
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
#define pal_lld_togglepad(port, pad)
|
||||
|
||||
/**
|
||||
* @brief Pad mode setup.
|
||||
* @details This function programs a pad with the specified mode.
|
||||
* @note The @ref PAL provides a default software implementation of this
|
||||
* functionality, implement this function if can optimize it by using
|
||||
* special hardware functionalities or special coding.
|
||||
* @note Programming an unknown or unsupported mode is silently ignored.
|
||||
*
|
||||
* @param[in] port port identifier
|
||||
* @param[in] pad pad number within the port
|
||||
* @param[in] mode pad mode
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
#define pal_lld_setpadmode(port, pad, mode)
|
||||
|
||||
#if !defined(__DOXYGEN__)
|
||||
extern const PALConfig pal_default_config;
|
||||
#endif
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
void _pal_lld_init(const PALConfig *config);
|
||||
void _pal_lld_setgroupmode(ioportid_t port,
|
||||
ioportmask_t mask,
|
||||
iomode_t mode);
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif /* HAL_USE_PAL */
|
||||
|
||||
#endif /* _PAL_LLD_H_ */
|
||||
|
||||
/** @} */
|
||||
|
|
@ -0,0 +1,322 @@
|
|||
/*
|
||||
ChibiOS/RT - Copyright (C) 2006-2013 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 templates/sdc_lld.c
|
||||
* @brief SDC Driver subsystem low level driver source template.
|
||||
*
|
||||
* @addtogroup SDC
|
||||
* @{
|
||||
*/
|
||||
|
||||
#include "ch.h"
|
||||
#include "hal.h"
|
||||
|
||||
#if HAL_USE_SDC || defined(__DOXYGEN__)
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver local definitions. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver exported variables. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @brief SDCD1 driver identifier.
|
||||
*/
|
||||
#if PLATFORM_SDC_USE_SDC1 || defined(__DOXYGEN__)
|
||||
SDCDriver SDCD1;
|
||||
#endif
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver local variables and types. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver local functions. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver interrupt handlers. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver exported functions. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @brief Low level SDC driver initialization.
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void sdc_lld_init(void) {
|
||||
|
||||
sdcObjectInit(&SDCD1);
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Configures and activates the SDC peripheral.
|
||||
*
|
||||
* @param[in] sdcp pointer to the @p SDCDriver object
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void sdc_lld_start(SDCDriver *sdcp) {
|
||||
|
||||
if (sdcp->state == BLK_STOP) {
|
||||
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Deactivates the SDC peripheral.
|
||||
*
|
||||
* @param[in] sdcp pointer to the @p SDCDriver object
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void sdc_lld_stop(SDCDriver *sdcp) {
|
||||
|
||||
if (sdcp->state != BLK_STOP) {
|
||||
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Starts the SDIO clock and sets it to init mode (400kHz or less).
|
||||
*
|
||||
* @param[in] sdcp pointer to the @p SDCDriver object
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void sdc_lld_start_clk(SDCDriver *sdcp) {
|
||||
|
||||
(void)sdcp;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Sets the SDIO clock to data mode (25MHz or less).
|
||||
*
|
||||
* @param[in] sdcp pointer to the @p SDCDriver object
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void sdc_lld_set_data_clk(SDCDriver *sdcp) {
|
||||
|
||||
(void)sdcp;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Stops the SDIO clock.
|
||||
*
|
||||
* @param[in] sdcp pointer to the @p SDCDriver object
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void sdc_lld_stop_clk(SDCDriver *sdcp) {
|
||||
|
||||
(void)sdcp;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Switches the bus to 4 bits mode.
|
||||
*
|
||||
* @param[in] sdcp pointer to the @p SDCDriver object
|
||||
* @param[in] mode bus mode
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void sdc_lld_set_bus_mode(SDCDriver *sdcp, sdcbusmode_t mode) {
|
||||
|
||||
(void)sdcp;
|
||||
|
||||
switch (mode) {
|
||||
case SDC_MODE_1BIT:
|
||||
|
||||
break;
|
||||
case SDC_MODE_4BIT:
|
||||
|
||||
break;
|
||||
case SDC_MODE_8BIT:
|
||||
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Sends an SDIO command with no response expected.
|
||||
*
|
||||
* @param[in] sdcp pointer to the @p SDCDriver object
|
||||
* @param[in] cmd card command
|
||||
* @param[in] arg command argument
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void sdc_lld_send_cmd_none(SDCDriver *sdcp, uint8_t cmd, uint32_t arg) {
|
||||
|
||||
(void)sdcp;
|
||||
(void)cmd;
|
||||
(void)arg;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Sends an SDIO command with a short response expected.
|
||||
* @note The CRC is not verified.
|
||||
*
|
||||
* @param[in] sdcp pointer to the @p SDCDriver object
|
||||
* @param[in] cmd card command
|
||||
* @param[in] arg command argument
|
||||
* @param[out] resp pointer to the response buffer (one word)
|
||||
*
|
||||
* @return The operation status.
|
||||
* @retval CH_SUCCESS operation succeeded.
|
||||
* @retval CH_FAILED operation failed.
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
bool_t sdc_lld_send_cmd_short(SDCDriver *sdcp, uint8_t cmd, uint32_t arg,
|
||||
uint32_t *resp) {
|
||||
|
||||
(void)sdcp;
|
||||
(void)cmd;
|
||||
(void)arg;
|
||||
(void)resp;
|
||||
|
||||
return CH_SUCCESS;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Sends an SDIO command with a short response expected and CRC.
|
||||
*
|
||||
* @param[in] sdcp pointer to the @p SDCDriver object
|
||||
* @param[in] cmd card command
|
||||
* @param[in] arg command argument
|
||||
* @param[out] resp pointer to the response buffer (one word)
|
||||
*
|
||||
* @return The operation status.
|
||||
* @retval CH_SUCCESS operation succeeded.
|
||||
* @retval CH_FAILED operation failed.
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
bool_t sdc_lld_send_cmd_short_crc(SDCDriver *sdcp, uint8_t cmd, uint32_t arg,
|
||||
uint32_t *resp) {
|
||||
|
||||
(void)sdcp;
|
||||
(void)cmd;
|
||||
(void)arg;
|
||||
(void)resp;
|
||||
|
||||
return CH_SUCCESS;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Sends an SDIO command with a long response expected and CRC.
|
||||
*
|
||||
* @param[in] sdcp pointer to the @p SDCDriver object
|
||||
* @param[in] cmd card command
|
||||
* @param[in] arg command argument
|
||||
* @param[out] resp pointer to the response buffer (four words)
|
||||
*
|
||||
* @return The operation status.
|
||||
* @retval CH_SUCCESS operation succeeded.
|
||||
* @retval CH_FAILED operation failed.
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
bool_t sdc_lld_send_cmd_long_crc(SDCDriver *sdcp, uint8_t cmd, uint32_t arg,
|
||||
uint32_t *resp) {
|
||||
|
||||
(void)sdcp;
|
||||
(void)cmd;
|
||||
(void)arg;
|
||||
(void)resp;
|
||||
|
||||
return CH_SUCCESS;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Reads one or more blocks.
|
||||
*
|
||||
* @param[in] sdcp pointer to the @p SDCDriver object
|
||||
* @param[in] startblk first block to read
|
||||
* @param[out] buf pointer to the read buffer
|
||||
* @param[in] n number of blocks to read
|
||||
*
|
||||
* @return The operation status.
|
||||
* @retval CH_SUCCESS operation succeeded.
|
||||
* @retval CH_FAILED operation failed.
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
bool_t sdc_lld_read(SDCDriver *sdcp, uint32_t startblk,
|
||||
uint8_t *buf, uint32_t n) {
|
||||
|
||||
(void)sdcp;
|
||||
(void)startblk;
|
||||
(void)buf;
|
||||
(void)n;
|
||||
|
||||
return CH_SUCCESS;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Writes one or more blocks.
|
||||
*
|
||||
* @param[in] sdcp pointer to the @p SDCDriver object
|
||||
* @param[in] startblk first block to write
|
||||
* @param[out] buf pointer to the write buffer
|
||||
* @param[in] n number of blocks to write
|
||||
*
|
||||
* @return The operation status.
|
||||
* @retval CH_SUCCESS operation succeeded.
|
||||
* @retval CH_FAILED operation failed.
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
bool_t sdc_lld_write(SDCDriver *sdcp, uint32_t startblk,
|
||||
const uint8_t *buf, uint32_t n) {
|
||||
|
||||
(void)sdcp;
|
||||
(void)startblk;
|
||||
(void)buf;
|
||||
(void)n;
|
||||
|
||||
return CH_SUCCESS;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Waits for card idle condition.
|
||||
*
|
||||
* @param[in] sdcp pointer to the @p SDCDriver object
|
||||
*
|
||||
* @return The operation status.
|
||||
* @retval CH_SUCCESS the operation succeeded.
|
||||
* @retval CH_FAILED the operation failed.
|
||||
*
|
||||
* @api
|
||||
*/
|
||||
bool_t sdc_lld_sync(SDCDriver *sdcp) {
|
||||
|
||||
(void)sdcp;
|
||||
|
||||
return CH_SUCCESS;
|
||||
}
|
||||
|
||||
#endif /* HAL_USE_SDC */
|
||||
|
||||
/** @} */
|
||||
|
|
@ -0,0 +1,204 @@
|
|||
/*
|
||||
ChibiOS/RT - Copyright (C) 2006-2013 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 templates/sdc_lld.h
|
||||
* @brief SDC Driver subsystem low level driver header template.
|
||||
*
|
||||
* @addtogroup SDC
|
||||
* @{
|
||||
*/
|
||||
|
||||
#ifndef _SDC_LLD_H_
|
||||
#define _SDC_LLD_H_
|
||||
|
||||
#if HAL_USE_SDC || defined(__DOXYGEN__)
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver constants. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver pre-compile time settings. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @name Configuration options
|
||||
* @{
|
||||
*/
|
||||
/**
|
||||
* @brief SDC driver enable switch.
|
||||
* @details If set to @p TRUE the support for SDC1 is included.
|
||||
*/
|
||||
#if !defined(PLATFORM_SDC_USE_SDC1) || defined(__DOXYGEN__)
|
||||
#define PLATFORM_SDC_USE_SDC1 TRUE
|
||||
#endif
|
||||
/** @} */
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Derived constants and error checks. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver data structures and types. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @brief Type of SDIO bus mode.
|
||||
*/
|
||||
typedef enum {
|
||||
SDC_MODE_1BIT = 0,
|
||||
SDC_MODE_4BIT,
|
||||
SDC_MODE_8BIT
|
||||
} sdcbusmode_t;
|
||||
|
||||
/**
|
||||
* @brief Type of card flags.
|
||||
*/
|
||||
typedef uint32_t sdcmode_t;
|
||||
|
||||
/**
|
||||
* @brief SDC Driver condition flags type.
|
||||
*/
|
||||
typedef uint32_t sdcflags_t;
|
||||
|
||||
/**
|
||||
* @brief Type of a structure representing an SDC driver.
|
||||
*/
|
||||
typedef struct SDCDriver SDCDriver;
|
||||
|
||||
/**
|
||||
* @brief Driver configuration structure.
|
||||
* @note It could be empty on some architectures.
|
||||
*/
|
||||
typedef struct {
|
||||
uint32_t dummy;
|
||||
} SDCConfig;
|
||||
|
||||
/**
|
||||
* @brief @p SDCDriver specific methods.
|
||||
*/
|
||||
#define _sdc_driver_methods \
|
||||
_mmcsd_block_device_methods
|
||||
|
||||
/**
|
||||
* @extends MMCSDBlockDeviceVMT
|
||||
*
|
||||
* @brief @p SDCDriver virtual methods table.
|
||||
*/
|
||||
struct SDCDriverVMT {
|
||||
_sdc_driver_methods
|
||||
};
|
||||
|
||||
/**
|
||||
* @brief Structure representing an SDC driver.
|
||||
*/
|
||||
struct SDCDriver {
|
||||
/**
|
||||
* @brief Virtual Methods Table.
|
||||
*/
|
||||
const struct SDCDriverVMT *vmt;
|
||||
_mmcsd_block_device_data
|
||||
/**
|
||||
* @brief Current configuration data.
|
||||
*/
|
||||
const SDCConfig *config;
|
||||
/**
|
||||
* @brief Various flags regarding the mounted card.
|
||||
*/
|
||||
sdcmode_t cardmode;
|
||||
/**
|
||||
* @brief Errors flags.
|
||||
*/
|
||||
sdcflags_t errors;
|
||||
/**
|
||||
* @brief Card RCA.
|
||||
*/
|
||||
uint32_t rca;
|
||||
/* End of the mandatory fields.*/
|
||||
};
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver macros. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @name R1 response utilities
|
||||
* @{
|
||||
*/
|
||||
/**
|
||||
* @brief Evaluates to @p TRUE if the R1 response contains error flags.
|
||||
*
|
||||
* @param[in] r1 the r1 response
|
||||
*/
|
||||
#define MMCSD_R1_ERROR(r1) (((r1) & MMCSD_R1_ERROR_MASK) != 0)
|
||||
|
||||
/**
|
||||
* @brief Returns the status field of an R1 response.
|
||||
*
|
||||
* @param[in] r1 the r1 response
|
||||
*/
|
||||
#define MMCSD_R1_STS(r1) (((r1) >> 9) & 15)
|
||||
|
||||
/**
|
||||
* @brief Evaluates to @p TRUE if the R1 response indicates a locked card.
|
||||
*
|
||||
* @param[in] r1 the r1 response
|
||||
*/
|
||||
#define MMCSD_R1_IS_CARD_LOCKED(r1) (((r1) >> 21) & 1)
|
||||
/** @} */
|
||||
|
||||
/*===========================================================================*/
|
||||
/* External declarations. */
|
||||
/*===========================================================================*/
|
||||
|
||||
#if PLATFORM_SDC_USE_SDC1 && !defined(__DOXYGEN__)
|
||||
extern SDCDriver SDCD1;
|
||||
#endif
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
void sdc_lld_init(void);
|
||||
void sdc_lld_start(SDCDriver *sdcp);
|
||||
void sdc_lld_stop(SDCDriver *sdcp);
|
||||
void sdc_lld_start_clk(SDCDriver *sdcp);
|
||||
void sdc_lld_set_data_clk(SDCDriver *sdcp);
|
||||
void sdc_lld_stop_clk(SDCDriver *sdcp);
|
||||
void sdc_lld_set_bus_mode(SDCDriver *sdcp, sdcbusmode_t mode);
|
||||
void sdc_lld_send_cmd_none(SDCDriver *sdcp, uint8_t cmd, uint32_t arg);
|
||||
bool_t sdc_lld_send_cmd_short(SDCDriver *sdcp, uint8_t cmd, uint32_t arg,
|
||||
uint32_t *resp);
|
||||
bool_t sdc_lld_send_cmd_short_crc(SDCDriver *sdcp, uint8_t cmd, uint32_t arg,
|
||||
uint32_t *resp);
|
||||
bool_t sdc_lld_send_cmd_long_crc(SDCDriver *sdcp, uint8_t cmd, uint32_t arg,
|
||||
uint32_t *resp);
|
||||
bool_t sdc_lld_read(SDCDriver *sdcp, uint32_t startblk,
|
||||
uint8_t *buf, uint32_t n);
|
||||
bool_t sdc_lld_write(SDCDriver *sdcp, uint32_t startblk,
|
||||
const uint8_t *buf, uint32_t n);
|
||||
bool_t sdc_lld_sync(SDCDriver *sdcp);
|
||||
bool_t sdc_lld_is_card_inserted(SDCDriver *sdcp);
|
||||
bool_t sdc_lld_is_write_protected(SDCDriver *sdcp);
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif /* HAL_USE_SDC */
|
||||
|
||||
#endif /* _SDC_LLD_H_ */
|
||||
|
||||
/** @} */
|
||||
|
|
@ -0,0 +1,133 @@
|
|||
/*
|
||||
ChibiOS/RT - Copyright (C) 2006-2013 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 templates/serial_lld.c
|
||||
* @brief Serial Driver subsystem low level driver source template.
|
||||
*
|
||||
* @addtogroup SERIAL
|
||||
* @{
|
||||
*/
|
||||
|
||||
#include "ch.h"
|
||||
#include "hal.h"
|
||||
|
||||
#if HAL_USE_SERIAL || defined(__DOXYGEN__)
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver local definitions. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver exported variables. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @brief SD1 driver identifier.
|
||||
*/
|
||||
#if PLATFORM_SERIAL_USE_SD1 || defined(__DOXYGEN__)
|
||||
SerialDriver SD1;
|
||||
#endif
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver local variables and types. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @brief Driver default configuration.
|
||||
*/
|
||||
static const SerialConfig default_config = {
|
||||
38400
|
||||
};
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver local functions. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver interrupt handlers. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver exported functions. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @brief Low level serial driver initialization.
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void sd_lld_init(void) {
|
||||
|
||||
#if PLATFORM_SERIAL_USE_SD1
|
||||
/* Driver initialization.*/
|
||||
sdObjectInit(&SD1);
|
||||
#endif /* PLATFORM_SERIAL_USE_SD1 */
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Low level serial driver configuration and (re)start.
|
||||
*
|
||||
* @param[in] sdp pointer to a @p SerialDriver object
|
||||
* @param[in] config the architecture-dependent serial driver configuration.
|
||||
* If this parameter is set to @p NULL then a default
|
||||
* configuration is used.
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void sd_lld_start(SerialDriver *sdp, const SerialConfig *config) {
|
||||
|
||||
if (config == NULL)
|
||||
config = &default_config;
|
||||
|
||||
if (sdp->state == SD_STOP) {
|
||||
/* Enables the peripheral.*/
|
||||
#if PLATFORM_SERIAL_USE_SD1
|
||||
if (&SD1 == sdp) {
|
||||
|
||||
}
|
||||
#endif /* PLATFORM_SD_USE_SD1 */
|
||||
}
|
||||
/* Configures the peripheral.*/
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Low level serial driver stop.
|
||||
* @details De-initializes the USART, stops the associated clock, resets the
|
||||
* interrupt vector.
|
||||
*
|
||||
* @param[in] sdp pointer to a @p SerialDriver object
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void sd_lld_stop(SerialDriver *sdp) {
|
||||
|
||||
if (sdp->state == SD_READY) {
|
||||
/* Resets the peripheral.*/
|
||||
|
||||
/* Disables the peripheral.*/
|
||||
#if PLATFORM_SERIAL_USE_SD1
|
||||
if (&SD1 == sdp) {
|
||||
|
||||
}
|
||||
#endif /* PLATFORM_SERIAL_USE_SD1 */
|
||||
}
|
||||
}
|
||||
|
||||
#endif /* HAL_USE_SERIAL */
|
||||
|
||||
/** @} */
|
||||
|
|
@ -0,0 +1,117 @@
|
|||
/*
|
||||
ChibiOS/RT - Copyright (C) 2006-2013 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 templates/serial_lld.h
|
||||
* @brief Serial Driver subsystem low level driver header template.
|
||||
*
|
||||
* @addtogroup SERIAL
|
||||
* @{
|
||||
*/
|
||||
|
||||
#ifndef _SERIAL_LLD_H_
|
||||
#define _SERIAL_LLD_H_
|
||||
|
||||
#if HAL_USE_SERIAL || defined(__DOXYGEN__)
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver constants. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver pre-compile time settings. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @name Configuration options
|
||||
* @{
|
||||
*/
|
||||
/**
|
||||
* @brief SD1 driver enable switch.
|
||||
* @details If set to @p TRUE the support for SD1 is included.
|
||||
*/
|
||||
#if !defined(PLATFORM_SERIAL_USE_SD1) || defined(__DOXYGEN__)
|
||||
#define PLATFORM_SERIAL_USE_SD1 FALSE
|
||||
#endif
|
||||
/** @} */
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Derived constants and error checks. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver data structures and types. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @brief Generic Serial Driver configuration structure.
|
||||
* @details An instance of this structure must be passed to @p sdStart()
|
||||
* in order to configure and start a serial driver operations.
|
||||
* @note Implementations may extend this structure to contain more,
|
||||
* architecture dependent, fields.
|
||||
*/
|
||||
typedef struct {
|
||||
/**
|
||||
* @brief Bit rate.
|
||||
*/
|
||||
uint32_t sc_speed;
|
||||
/* End of the mandatory fields.*/
|
||||
} SerialConfig;
|
||||
|
||||
/**
|
||||
* @brief @p SerialDriver specific data.
|
||||
*/
|
||||
#define _serial_driver_data \
|
||||
_base_asynchronous_channel_data \
|
||||
/* Driver state.*/ \
|
||||
sdstate_t state; \
|
||||
/* Input queue.*/ \
|
||||
InputQueue iqueue; \
|
||||
/* Output queue.*/ \
|
||||
OutputQueue oqueue; \
|
||||
/* Input circular buffer.*/ \
|
||||
uint8_t ib[SERIAL_BUFFERS_SIZE]; \
|
||||
/* Output circular buffer.*/ \
|
||||
uint8_t ob[SERIAL_BUFFERS_SIZE]; \
|
||||
/* End of the mandatory fields.*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver macros. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* External declarations. */
|
||||
/*===========================================================================*/
|
||||
|
||||
#if PLATFORM_SERIAL_USE_SD1 && !defined(__DOXYGEN__)
|
||||
extern SerialDriver SD1;
|
||||
#endif
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
void sd_lld_init(void);
|
||||
void sd_lld_start(SerialDriver *sdp, const SerialConfig *config);
|
||||
void sd_lld_stop(SerialDriver *sdp);
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif /* HAL_USE_SERIAL */
|
||||
|
||||
#endif /* _SERIAL_LLD_H_ */
|
||||
|
||||
/** @} */
|
||||
|
|
@ -0,0 +1,250 @@
|
|||
/*
|
||||
ChibiOS/RT - Copyright (C) 2006-2013 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 templates/spi_lld.c
|
||||
* @brief SPI Driver subsystem low level driver source template.
|
||||
*
|
||||
* @addtogroup SPI
|
||||
* @{
|
||||
*/
|
||||
|
||||
#include "ch.h"
|
||||
#include "hal.h"
|
||||
|
||||
#if HAL_USE_SPI || defined(__DOXYGEN__)
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver local definitions. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver exported variables. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @brief SPI1 driver identifier.
|
||||
*/
|
||||
#if PLATFORM_SPI_USE_SPI1 || defined(__DOXYGEN__)
|
||||
SPIDriver SPID1;
|
||||
#endif
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver local variables and types. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver local functions. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver interrupt handlers. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver exported functions. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @brief Low level SPI driver initialization.
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void spi_lld_init(void) {
|
||||
|
||||
#if PLATFORM_SPI_USE_SPI1
|
||||
/* Driver initialization.*/
|
||||
spiObjectInit(&SPID1);
|
||||
#endif /* PLATFORM_SPI_USE_SPI1 */
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Configures and activates the SPI peripheral.
|
||||
*
|
||||
* @param[in] spip pointer to the @p SPIDriver object
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void spi_lld_start(SPIDriver *spip) {
|
||||
|
||||
if (spip->state == SPI_STOP) {
|
||||
/* Enables the peripheral.*/
|
||||
#if PLATFORM_SPI_USE_SPI1
|
||||
if (&SPID1 == spip) {
|
||||
|
||||
}
|
||||
#endif /* PLATFORM_SPI_USE_SPI1 */
|
||||
}
|
||||
/* Configures the peripheral.*/
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Deactivates the SPI peripheral.
|
||||
*
|
||||
* @param[in] spip pointer to the @p SPIDriver object
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void spi_lld_stop(SPIDriver *spip) {
|
||||
|
||||
if (spip->state == SPI_READY) {
|
||||
/* Resets the peripheral.*/
|
||||
|
||||
/* Disables the peripheral.*/
|
||||
#if PLATFORM_SPI_USE_SPI1
|
||||
if (&SPID1 == spip) {
|
||||
|
||||
}
|
||||
#endif /* PLATFORM_SPI_USE_SPI1 */
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Asserts the slave select signal and prepares for transfers.
|
||||
*
|
||||
* @param[in] spip pointer to the @p SPIDriver object
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void spi_lld_select(SPIDriver *spip) {
|
||||
|
||||
(void)spip;
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Deasserts the slave select signal.
|
||||
* @details The previously selected peripheral is unselected.
|
||||
*
|
||||
* @param[in] spip pointer to the @p SPIDriver object
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void spi_lld_unselect(SPIDriver *spip) {
|
||||
|
||||
(void)spip;
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Ignores data on the SPI bus.
|
||||
* @details This asynchronous function starts the transmission of a series of
|
||||
* idle words on the SPI bus and ignores the received data.
|
||||
* @post At the end of the operation the configured callback is invoked.
|
||||
*
|
||||
* @param[in] spip pointer to the @p SPIDriver object
|
||||
* @param[in] n number of words to be ignored
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void spi_lld_ignore(SPIDriver *spip, size_t n) {
|
||||
|
||||
(void)spip;
|
||||
(void)n;
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Exchanges data on the SPI bus.
|
||||
* @details This asynchronous function starts a simultaneous transmit/receive
|
||||
* operation.
|
||||
* @post At the end of the operation the configured callback is invoked.
|
||||
* @note The buffers are organized as uint8_t arrays for data sizes below or
|
||||
* equal to 8 bits else it is organized as uint16_t arrays.
|
||||
*
|
||||
* @param[in] spip pointer to the @p SPIDriver object
|
||||
* @param[in] n number of words to be exchanged
|
||||
* @param[in] txbuf the pointer to the transmit buffer
|
||||
* @param[out] rxbuf the pointer to the receive buffer
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void spi_lld_exchange(SPIDriver *spip, size_t n,
|
||||
const void *txbuf, void *rxbuf) {
|
||||
|
||||
(void)spip;
|
||||
(void)n;
|
||||
(void)txbuf;
|
||||
(void)rxbuf;
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Sends data over the SPI bus.
|
||||
* @details This asynchronous function starts a transmit operation.
|
||||
* @post At the end of the operation the configured callback is invoked.
|
||||
* @note The buffers are organized as uint8_t arrays for data sizes below or
|
||||
* equal to 8 bits else it is organized as uint16_t arrays.
|
||||
*
|
||||
* @param[in] spip pointer to the @p SPIDriver object
|
||||
* @param[in] n number of words to send
|
||||
* @param[in] txbuf the pointer to the transmit buffer
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void spi_lld_send(SPIDriver *spip, size_t n, const void *txbuf) {
|
||||
|
||||
(void)spip;
|
||||
(void)n;
|
||||
(void)txbuf;
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Receives data from the SPI bus.
|
||||
* @details This asynchronous function starts a receive operation.
|
||||
* @post At the end of the operation the configured callback is invoked.
|
||||
* @note The buffers are organized as uint8_t arrays for data sizes below or
|
||||
* equal to 8 bits else it is organized as uint16_t arrays.
|
||||
*
|
||||
* @param[in] spip pointer to the @p SPIDriver object
|
||||
* @param[in] n number of words to receive
|
||||
* @param[out] rxbuf the pointer to the receive buffer
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void spi_lld_receive(SPIDriver *spip, size_t n, void *rxbuf) {
|
||||
|
||||
(void)spip;
|
||||
(void)n;
|
||||
(void)rxbuf;
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Exchanges one frame using a polled wait.
|
||||
* @details This synchronous function exchanges one frame using a polled
|
||||
* synchronization method. This function is useful when exchanging
|
||||
* small amount of data on high speed channels, usually in this
|
||||
* situation is much more efficient just wait for completion using
|
||||
* polling than suspending the thread waiting for an interrupt.
|
||||
*
|
||||
* @param[in] spip pointer to the @p SPIDriver object
|
||||
* @param[in] frame the data frame to send over the SPI bus
|
||||
* @return The received data frame from the SPI bus.
|
||||
*/
|
||||
uint16_t spi_lld_polled_exchange(SPIDriver *spip, uint16_t frame) {
|
||||
|
||||
(void)spip;
|
||||
(void)frame;
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
#endif /* HAL_USE_SPI */
|
||||
|
||||
/** @} */
|
||||
|
|
@ -0,0 +1,155 @@
|
|||
/*
|
||||
ChibiOS/RT - Copyright (C) 2006-2013 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 templates/spi_lld.h
|
||||
* @brief SPI Driver subsystem low level driver header template.
|
||||
*
|
||||
* @addtogroup SPI
|
||||
* @{
|
||||
*/
|
||||
|
||||
#ifndef _SPI_LLD_H_
|
||||
#define _SPI_LLD_H_
|
||||
|
||||
#if HAL_USE_SPI || defined(__DOXYGEN__)
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver constants. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver pre-compile time settings. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @name Configuration options
|
||||
* @{
|
||||
*/
|
||||
/**
|
||||
* @brief SPI driver enable switch.
|
||||
* @details If set to @p TRUE the support for SPI1 is included.
|
||||
*/
|
||||
#if !defined(PLATFORM_SPI_USE_SPI1) || defined(__DOXYGEN__)
|
||||
#define PLATFORM_SPI_USE_SPI1 FALSE
|
||||
#endif
|
||||
/** @} */
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Derived constants and error checks. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver data structures and types. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @brief Type of a structure representing an SPI driver.
|
||||
*/
|
||||
typedef struct SPIDriver SPIDriver;
|
||||
|
||||
/**
|
||||
* @brief SPI notification callback type.
|
||||
*
|
||||
* @param[in] spip pointer to the @p SPIDriver object triggering the
|
||||
* callback
|
||||
*/
|
||||
typedef void (*spicallback_t)(SPIDriver *spip);
|
||||
|
||||
/**
|
||||
* @brief Driver configuration structure.
|
||||
* @note Implementations may extend this structure to contain more,
|
||||
* architecture dependent, fields.
|
||||
*/
|
||||
typedef struct {
|
||||
/**
|
||||
* @brief Operation complete callback.
|
||||
*/
|
||||
spicallback_t end_cb;
|
||||
/* End of the mandatory fields.*/
|
||||
} SPIConfig;
|
||||
|
||||
/**
|
||||
* @brief Structure representing an SPI driver.
|
||||
* @note Implementations may extend this structure to contain more,
|
||||
* architecture dependent, fields.
|
||||
*/
|
||||
struct SPIDriver {
|
||||
/**
|
||||
* @brief Driver state.
|
||||
*/
|
||||
spistate_t state;
|
||||
/**
|
||||
* @brief Current configuration data.
|
||||
*/
|
||||
const SPIConfig *config;
|
||||
#if SPI_USE_WAIT || defined(__DOXYGEN__)
|
||||
/**
|
||||
* @brief Waiting thread.
|
||||
*/
|
||||
Thread *thread;
|
||||
#endif /* SPI_USE_WAIT */
|
||||
#if SPI_USE_MUTUAL_EXCLUSION || defined(__DOXYGEN__)
|
||||
#if CH_USE_MUTEXES || defined(__DOXYGEN__)
|
||||
/**
|
||||
* @brief Mutex protecting the bus.
|
||||
*/
|
||||
Mutex mutex;
|
||||
#elif CH_USE_SEMAPHORES
|
||||
Semaphore semaphore;
|
||||
#endif
|
||||
#endif /* SPI_USE_MUTUAL_EXCLUSION */
|
||||
#if defined(SPI_DRIVER_EXT_FIELDS)
|
||||
SPI_DRIVER_EXT_FIELDS
|
||||
#endif
|
||||
/* End of the mandatory fields.*/
|
||||
};
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver macros. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* External declarations. */
|
||||
/*===========================================================================*/
|
||||
|
||||
#if PLATFORM_SPI_USE_SPI1 && !defined(__DOXYGEN__)
|
||||
extern SPIDriver SPID1;
|
||||
#endif
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
void spi_lld_init(void);
|
||||
void spi_lld_start(SPIDriver *spip);
|
||||
void spi_lld_stop(SPIDriver *spip);
|
||||
void spi_lld_select(SPIDriver *spip);
|
||||
void spi_lld_unselect(SPIDriver *spip);
|
||||
void spi_lld_ignore(SPIDriver *spip, size_t n);
|
||||
void spi_lld_exchange(SPIDriver *spip, size_t n,
|
||||
const void *txbuf, void *rxbuf);
|
||||
void spi_lld_send(SPIDriver *spip, size_t n, const void *txbuf);
|
||||
void spi_lld_receive(SPIDriver *spip, size_t n, void *rxbuf);
|
||||
uint16_t spi_lld_polled_exchange(SPIDriver *spip, uint16_t frame);
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif /* HAL_USE_SPI */
|
||||
|
||||
#endif /* _SPI_LLD_H_ */
|
||||
|
||||
/** @} */
|
||||
|
|
@ -0,0 +1,192 @@
|
|||
/*
|
||||
ChibiOS/RT - Copyright (C) 2006-2013 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 templates/uart_lld.c
|
||||
* @brief UART Driver subsystem low level driver source template.
|
||||
*
|
||||
* @addtogroup UART
|
||||
* @{
|
||||
*/
|
||||
|
||||
#include "ch.h"
|
||||
#include "hal.h"
|
||||
|
||||
#if HAL_USE_UART || defined(__DOXYGEN__)
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver local definitions. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver exported variables. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @brief UART1 driver identifier.
|
||||
*/
|
||||
#if PLATFORM_UART_USE_UART1 || defined(__DOXYGEN__)
|
||||
UARTDriver UARTD1;
|
||||
#endif
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver local variables and types. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver local functions. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver interrupt handlers. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver exported functions. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @brief Low level UART driver initialization.
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void uart_lld_init(void) {
|
||||
|
||||
#if PLATFORM_UART_USE_UART1
|
||||
/* Driver initialization.*/
|
||||
uartObjectInit(&UARTD1);
|
||||
#endif /* PLATFORM_UART_USE_UART1 */
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Configures and activates the UART peripheral.
|
||||
*
|
||||
* @param[in] uartp pointer to the @p UARTDriver object
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void uart_lld_start(UARTDriver *uartp) {
|
||||
|
||||
if (uartp->state == UART_STOP) {
|
||||
/* Enables the peripheral.*/
|
||||
#if PLATFORM_UART_USE_UART1
|
||||
if (&UARTD1 == uartp) {
|
||||
|
||||
}
|
||||
#endif /* PLATFORM_UART_USE_UART1 */
|
||||
}
|
||||
/* Configures the peripheral.*/
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Deactivates the UART peripheral.
|
||||
*
|
||||
* @param[in] uartp pointer to the @p UARTDriver object
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void uart_lld_stop(UARTDriver *uartp) {
|
||||
|
||||
if (uartp->state == UART_READY) {
|
||||
/* Resets the peripheral.*/
|
||||
|
||||
/* Disables the peripheral.*/
|
||||
#if PLATFORM_UART_USE_UART1
|
||||
if (&UARTD1 == uartp) {
|
||||
|
||||
}
|
||||
#endif /* PLATFORM_UART_USE_UART1 */
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Starts a transmission on the UART peripheral.
|
||||
* @note The buffers are organized as uint8_t arrays for data sizes below
|
||||
* or equal to 8 bits else it is organized as uint16_t arrays.
|
||||
*
|
||||
* @param[in] uartp pointer to the @p UARTDriver object
|
||||
* @param[in] n number of data frames to send
|
||||
* @param[in] txbuf the pointer to the transmit buffer
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void uart_lld_start_send(UARTDriver *uartp, size_t n, const void *txbuf) {
|
||||
|
||||
(void)uartp;
|
||||
(void)n;
|
||||
(void)txbuf;
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Stops any ongoing transmission.
|
||||
* @note Stopping a transmission also suppresses the transmission callbacks.
|
||||
*
|
||||
* @param[in] uartp pointer to the @p UARTDriver object
|
||||
*
|
||||
* @return The number of data frames not transmitted by the
|
||||
* stopped transmit operation.
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
size_t uart_lld_stop_send(UARTDriver *uartp) {
|
||||
|
||||
(void)uartp;
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Starts a receive operation on the UART peripheral.
|
||||
* @note The buffers are organized as uint8_t arrays for data sizes below
|
||||
* or equal to 8 bits else it is organized as uint16_t arrays.
|
||||
*
|
||||
* @param[in] uartp pointer to the @p UARTDriver object
|
||||
* @param[in] n number of data frames to send
|
||||
* @param[out] rxbuf the pointer to the receive buffer
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void uart_lld_start_receive(UARTDriver *uartp, size_t n, void *rxbuf) {
|
||||
|
||||
(void)uartp;
|
||||
(void)n;
|
||||
(void)rxbuf;
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Stops any ongoing receive operation.
|
||||
* @note Stopping a receive operation also suppresses the receive callbacks.
|
||||
*
|
||||
* @param[in] uartp pointer to the @p UARTDriver object
|
||||
*
|
||||
* @return The number of data frames not received by the
|
||||
* stopped receive operation.
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
size_t uart_lld_stop_receive(UARTDriver *uartp) {
|
||||
|
||||
(void)uartp;
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
#endif /* HAL_USE_UART */
|
||||
|
||||
/** @} */
|
||||
|
|
@ -0,0 +1,181 @@
|
|||
/*
|
||||
ChibiOS/RT - Copyright (C) 2006-2013 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 templates/uart_lld.h
|
||||
* @brief UART Driver subsystem low level driver header template.
|
||||
*
|
||||
* @addtogroup UART
|
||||
* @{
|
||||
*/
|
||||
|
||||
#ifndef _UART_LLD_H_
|
||||
#define _UART_LLD_H_
|
||||
|
||||
#if HAL_USE_UART || defined(__DOXYGEN__)
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver constants. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver pre-compile time settings. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @name Configuration options
|
||||
* @{
|
||||
*/
|
||||
/**
|
||||
* @brief UART driver enable switch.
|
||||
* @details If set to @p TRUE the support for UART1 is included.
|
||||
*/
|
||||
#if !defined(PLATFORM_UART_USE_UART1) || defined(__DOXYGEN__)
|
||||
#define PLATFORM_UART_USE_UART1 FALSE
|
||||
#endif
|
||||
/** @} */
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Derived constants and error checks. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver data structures and types. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @brief UART driver condition flags type.
|
||||
*/
|
||||
typedef uint32_t uartflags_t;
|
||||
|
||||
/**
|
||||
* @brief Type of structure representing an UART driver.
|
||||
*/
|
||||
typedef struct UARTDriver UARTDriver;
|
||||
|
||||
/**
|
||||
* @brief Generic UART notification callback type.
|
||||
*
|
||||
* @param[in] uartp pointer to the @p UARTDriver object
|
||||
*/
|
||||
typedef void (*uartcb_t)(UARTDriver *uartp);
|
||||
|
||||
/**
|
||||
* @brief Character received UART notification callback type.
|
||||
*
|
||||
* @param[in] uartp pointer to the @p UARTDriver object triggering the
|
||||
* callback
|
||||
* @param[in] c received character
|
||||
*/
|
||||
typedef void (*uartccb_t)(UARTDriver *uartp, uint16_t c);
|
||||
|
||||
/**
|
||||
* @brief Receive error UART notification callback type.
|
||||
*
|
||||
* @param[in] uartp pointer to the @p UARTDriver object triggering the
|
||||
* callback
|
||||
* @param[in] e receive error mask
|
||||
*/
|
||||
typedef void (*uartecb_t)(UARTDriver *uartp, uartflags_t e);
|
||||
|
||||
/**
|
||||
* @brief Driver configuration structure.
|
||||
* @note Implementations may extend this structure to contain more,
|
||||
* architecture dependent, fields.
|
||||
*/
|
||||
typedef struct {
|
||||
/**
|
||||
* @brief End of transmission buffer callback.
|
||||
*/
|
||||
uartcb_t txend1_cb;
|
||||
/**
|
||||
* @brief Physical end of transmission callback.
|
||||
*/
|
||||
uartcb_t txend2_cb;
|
||||
/**
|
||||
* @brief Receive buffer filled callback.
|
||||
*/
|
||||
uartcb_t rxend_cb;
|
||||
/**
|
||||
* @brief Character received while out if the @p UART_RECEIVE state.
|
||||
*/
|
||||
uartccb_t rxchar_cb;
|
||||
/**
|
||||
* @brief Receive error callback.
|
||||
*/
|
||||
uartecb_t rxerr_cb;
|
||||
/* End of the mandatory fields.*/
|
||||
} UARTConfig;
|
||||
|
||||
/**
|
||||
* @brief Structure representing an UART driver.
|
||||
* @note Implementations may extend this structure to contain more,
|
||||
* architecture dependent, fields.
|
||||
*/
|
||||
struct UARTDriver {
|
||||
/**
|
||||
* @brief Driver state.
|
||||
*/
|
||||
uartstate_t state;
|
||||
/**
|
||||
* @brief Transmitter state.
|
||||
*/
|
||||
uarttxstate_t txstate;
|
||||
/**
|
||||
* @brief Receiver state.
|
||||
*/
|
||||
uartrxstate_t rxstate;
|
||||
/**
|
||||
* @brief Current configuration data.
|
||||
*/
|
||||
const UARTConfig *config;
|
||||
#if defined(UART_DRIVER_EXT_FIELDS)
|
||||
UART_DRIVER_EXT_FIELDS
|
||||
#endif
|
||||
/* End of the mandatory fields.*/
|
||||
};
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver macros. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* External declarations. */
|
||||
/*===========================================================================*/
|
||||
|
||||
#if PLATFORM_UART_USE_UART1 && !defined(__DOXYGEN__)
|
||||
extern UARTDriver UARTD1;
|
||||
#endif
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
void uart_lld_init(void);
|
||||
void uart_lld_start(UARTDriver *uartp);
|
||||
void uart_lld_stop(UARTDriver *uartp);
|
||||
void uart_lld_start_send(UARTDriver *uartp, size_t n, const void *txbuf);
|
||||
size_t uart_lld_stop_send(UARTDriver *uartp);
|
||||
void uart_lld_start_receive(UARTDriver *uartp, size_t n, void *rxbuf);
|
||||
size_t uart_lld_stop_receive(UARTDriver *uartp);
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif /* HAL_USE_UART */
|
||||
|
||||
#endif /* _UART_LLD_H_ */
|
||||
|
||||
/** @} */
|
||||
|
|
@ -0,0 +1,391 @@
|
|||
/*
|
||||
ChibiOS/RT - Copyright (C) 2006-2013 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 templates/usb_lld.c
|
||||
* @brief USB Driver subsystem low level driver source template.
|
||||
*
|
||||
* @addtogroup USB
|
||||
* @{
|
||||
*/
|
||||
|
||||
#include "ch.h"
|
||||
#include "hal.h"
|
||||
|
||||
#if HAL_USE_USB || defined(__DOXYGEN__)
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver local definitions. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver exported variables. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @brief USB1 driver identifier.
|
||||
*/
|
||||
#if PLATFORM_USB_USE_USB1 || defined(__DOXYGEN__)
|
||||
USBDriver USBD1;
|
||||
#endif
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver local variables and types. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @brief EP0 state.
|
||||
* @note It is an union because IN and OUT endpoints are never used at the
|
||||
* same time for EP0.
|
||||
*/
|
||||
static union {
|
||||
/**
|
||||
* @brief IN EP0 state.
|
||||
*/
|
||||
USBInEndpointState in;
|
||||
/**
|
||||
* @brief OUT EP0 state.
|
||||
*/
|
||||
USBOutEndpointState out;
|
||||
} ep0_state;
|
||||
|
||||
/**
|
||||
* @brief EP0 initialization structure.
|
||||
*/
|
||||
static const USBEndpointConfig ep0config = {
|
||||
USB_EP_MODE_TYPE_CTRL,
|
||||
_usb_ep0setup,
|
||||
_usb_ep0in,
|
||||
_usb_ep0out,
|
||||
0x40,
|
||||
0x40,
|
||||
&ep0_state.in,
|
||||
&ep0_state.out
|
||||
};
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver local variables and types. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver local functions. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver interrupt handlers and threads. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver exported functions. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @brief Low level USB driver initialization.
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void usb_lld_init(void) {
|
||||
|
||||
#if PLATFORM_USB_USE_USB1
|
||||
/* Driver initialization.*/
|
||||
usbObjectInit(&USBD1);
|
||||
#endif /* PLATFORM_USB_USE_USB1 */
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Configures and activates the USB peripheral.
|
||||
*
|
||||
* @param[in] usbp pointer to the @p USBDriver object
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void usb_lld_start(USBDriver *usbp) {
|
||||
|
||||
if (usbp->state == USB_STOP) {
|
||||
/* Enables the peripheral.*/
|
||||
#if PLATFORM_USB_USE_USB1
|
||||
if (&USBD1 == usbp) {
|
||||
|
||||
}
|
||||
#endif /* PLATFORM_USB_USE_USB1 */
|
||||
}
|
||||
/* Configures the peripheral.*/
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Deactivates the USB peripheral.
|
||||
*
|
||||
* @param[in] usbp pointer to the @p USBDriver object
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void usb_lld_stop(USBDriver *usbp) {
|
||||
|
||||
if (usbp->state == USB_READY) {
|
||||
/* Resets the peripheral.*/
|
||||
|
||||
/* Disables the peripheral.*/
|
||||
#if PLATFORM_USB_USE_USB1
|
||||
if (&USBD1 == usbp) {
|
||||
|
||||
}
|
||||
#endif /* PLATFORM_USB_USE_USB1 */
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief USB low level reset routine.
|
||||
*
|
||||
* @param[in] usbp pointer to the @p USBDriver object
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void usb_lld_reset(USBDriver *usbp) {
|
||||
|
||||
/* Post reset initialization.*/
|
||||
|
||||
/* EP0 initialization.*/
|
||||
usbp->epc[0] = &ep0config;
|
||||
usb_lld_init_endpoint(usbp, 0);
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Sets the USB address.
|
||||
*
|
||||
* @param[in] usbp pointer to the @p USBDriver object
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void usb_lld_set_address(USBDriver *usbp) {
|
||||
|
||||
(void)usbp;
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Enables an endpoint.
|
||||
*
|
||||
* @param[in] usbp pointer to the @p USBDriver object
|
||||
* @param[in] ep endpoint number
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void usb_lld_init_endpoint(USBDriver *usbp, usbep_t ep) {
|
||||
|
||||
(void)usbp;
|
||||
(void)ep;
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Disables all the active endpoints except the endpoint zero.
|
||||
*
|
||||
* @param[in] usbp pointer to the @p USBDriver object
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void usb_lld_disable_endpoints(USBDriver *usbp) {
|
||||
|
||||
(void)usbp;
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Returns the status of an OUT endpoint.
|
||||
*
|
||||
* @param[in] usbp pointer to the @p USBDriver object
|
||||
* @param[in] ep endpoint number
|
||||
* @return The endpoint status.
|
||||
* @retval EP_STATUS_DISABLED The endpoint is not active.
|
||||
* @retval EP_STATUS_STALLED The endpoint is stalled.
|
||||
* @retval EP_STATUS_ACTIVE The endpoint is active.
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
usbepstatus_t usb_lld_get_status_out(USBDriver *usbp, usbep_t ep) {
|
||||
|
||||
(void)usbp;
|
||||
(void)ep;
|
||||
|
||||
return EP_STATUS_DISABLED;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Returns the status of an IN endpoint.
|
||||
*
|
||||
* @param[in] usbp pointer to the @p USBDriver object
|
||||
* @param[in] ep endpoint number
|
||||
* @return The endpoint status.
|
||||
* @retval EP_STATUS_DISABLED The endpoint is not active.
|
||||
* @retval EP_STATUS_STALLED The endpoint is stalled.
|
||||
* @retval EP_STATUS_ACTIVE The endpoint is active.
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
usbepstatus_t usb_lld_get_status_in(USBDriver *usbp, usbep_t ep) {
|
||||
|
||||
(void)usbp;
|
||||
(void)ep;
|
||||
|
||||
return EP_STATUS_DISABLED;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Reads a setup packet from the dedicated packet buffer.
|
||||
* @details This function must be invoked in the context of the @p setup_cb
|
||||
* callback in order to read the received setup packet.
|
||||
* @pre In order to use this function the endpoint must have been
|
||||
* initialized as a control endpoint.
|
||||
* @post The endpoint is ready to accept another packet.
|
||||
*
|
||||
* @param[in] usbp pointer to the @p USBDriver object
|
||||
* @param[in] ep endpoint number
|
||||
* @param[out] buf buffer where to copy the packet data
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void usb_lld_read_setup(USBDriver *usbp, usbep_t ep, uint8_t *buf) {
|
||||
|
||||
(void)usbp;
|
||||
(void)ep;
|
||||
(void)buf;
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Prepares for a receive operation.
|
||||
*
|
||||
* @param[in] usbp pointer to the @p USBDriver object
|
||||
* @param[in] ep endpoint number
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void usb_lld_prepare_receive(USBDriver *usbp, usbep_t ep) {
|
||||
|
||||
(void)usbp;
|
||||
(void)ep;
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Prepares for a transmit operation.
|
||||
*
|
||||
* @param[in] usbp pointer to the @p USBDriver object
|
||||
* @param[in] ep endpoint number
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void usb_lld_prepare_transmit(USBDriver *usbp, usbep_t ep) {
|
||||
|
||||
(void)usbp;
|
||||
(void)ep;
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Starts a receive operation on an OUT endpoint.
|
||||
*
|
||||
* @param[in] usbp pointer to the @p USBDriver object
|
||||
* @param[in] ep endpoint number
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void usb_lld_start_out(USBDriver *usbp, usbep_t ep) {
|
||||
|
||||
(void)usbp;
|
||||
(void)ep;
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Starts a transmit operation on an IN endpoint.
|
||||
*
|
||||
* @param[in] usbp pointer to the @p USBDriver object
|
||||
* @param[in] ep endpoint number
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void usb_lld_start_in(USBDriver *usbp, usbep_t ep) {
|
||||
|
||||
(void)usbp;
|
||||
(void)ep;
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Brings an OUT endpoint in the stalled state.
|
||||
*
|
||||
* @param[in] usbp pointer to the @p USBDriver object
|
||||
* @param[in] ep endpoint number
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void usb_lld_stall_out(USBDriver *usbp, usbep_t ep) {
|
||||
|
||||
(void)usbp;
|
||||
(void)ep;
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Brings an IN endpoint in the stalled state.
|
||||
*
|
||||
* @param[in] usbp pointer to the @p USBDriver object
|
||||
* @param[in] ep endpoint number
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void usb_lld_stall_in(USBDriver *usbp, usbep_t ep) {
|
||||
|
||||
(void)usbp;
|
||||
(void)ep;
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Brings an OUT endpoint in the active state.
|
||||
*
|
||||
* @param[in] usbp pointer to the @p USBDriver object
|
||||
* @param[in] ep endpoint number
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void usb_lld_clear_out(USBDriver *usbp, usbep_t ep) {
|
||||
|
||||
(void)usbp;
|
||||
(void)ep;
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Brings an IN endpoint in the active state.
|
||||
*
|
||||
* @param[in] usbp pointer to the @p USBDriver object
|
||||
* @param[in] ep endpoint number
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void usb_lld_clear_in(USBDriver *usbp, usbep_t ep) {
|
||||
|
||||
(void)usbp;
|
||||
(void)ep;
|
||||
|
||||
}
|
||||
|
||||
#endif /* HAL_USE_USB */
|
||||
|
||||
/** @} */
|
||||
|
|
@ -0,0 +1,365 @@
|
|||
/*
|
||||
ChibiOS/RT - Copyright (C) 2006-2013 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 templates/usb_lld.h
|
||||
* @brief USB Driver subsystem low level driver header template.
|
||||
*
|
||||
* @addtogroup USB
|
||||
* @{
|
||||
*/
|
||||
|
||||
#ifndef _USB_LLD_H_
|
||||
#define _USB_LLD_H_
|
||||
|
||||
#if HAL_USE_USB || defined(__DOXYGEN__)
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver constants. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @brief Maximum endpoint address.
|
||||
*/
|
||||
#define USB_MAX_ENDPOINTS 4
|
||||
|
||||
/**
|
||||
* @brief The address can be changed immediately upon packet reception.
|
||||
*/
|
||||
#define USB_SET_ADDRESS_MODE USB_EARLY_SET_ADDRESS
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver pre-compile time settings. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @name Configuration options
|
||||
* @{
|
||||
*/
|
||||
/**
|
||||
* @brief USB driver enable switch.
|
||||
* @details If set to @p TRUE the support for USB1 is included.
|
||||
*/
|
||||
#if !defined(PLATFORM_USB_USE_USB1) || defined(__DOXYGEN__)
|
||||
#define PLATFORM_USB_USE_USB1 FALSE
|
||||
#endif
|
||||
/** @} */
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Derived constants and error checks. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver data structures and types. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @brief Type of an IN endpoint state structure.
|
||||
*/
|
||||
typedef struct {
|
||||
/**
|
||||
* @brief Buffer mode, queue or linear.
|
||||
*/
|
||||
bool_t txqueued;
|
||||
/**
|
||||
* @brief Requested transmit transfer size.
|
||||
*/
|
||||
size_t txsize;
|
||||
/**
|
||||
* @brief Transmitted bytes so far.
|
||||
*/
|
||||
size_t txcnt;
|
||||
union {
|
||||
struct {
|
||||
/**
|
||||
* @brief Pointer to the transmission linear buffer.
|
||||
*/
|
||||
const uint8_t *txbuf;
|
||||
} linear;
|
||||
struct {
|
||||
/**
|
||||
* @brief Pointer to the output queue.
|
||||
*/
|
||||
OutputQueue *txqueue;
|
||||
} queue;
|
||||
} mode;
|
||||
} USBInEndpointState;
|
||||
|
||||
/**
|
||||
* @brief Type of an OUT endpoint state structure.
|
||||
*/
|
||||
typedef struct {
|
||||
/**
|
||||
* @brief Buffer mode, queue or linear.
|
||||
*/
|
||||
bool_t rxqueued;
|
||||
/**
|
||||
* @brief Requested receive transfer size.
|
||||
*/
|
||||
size_t rxsize;
|
||||
/**
|
||||
* @brief Received bytes so far.
|
||||
*/
|
||||
size_t rxcnt;
|
||||
union {
|
||||
struct {
|
||||
/**
|
||||
* @brief Pointer to the receive linear buffer.
|
||||
*/
|
||||
uint8_t *rxbuf;
|
||||
} linear;
|
||||
struct {
|
||||
/**
|
||||
* @brief Pointer to the input queue.
|
||||
*/
|
||||
InputQueue *rxqueue;
|
||||
} queue;
|
||||
} mode;
|
||||
} USBOutEndpointState;
|
||||
|
||||
/**
|
||||
* @brief Type of an USB endpoint configuration structure.
|
||||
* @note Platform specific restrictions may apply to endpoints.
|
||||
*/
|
||||
typedef struct {
|
||||
/**
|
||||
* @brief Type and mode of the endpoint.
|
||||
*/
|
||||
uint32_t ep_mode;
|
||||
/**
|
||||
* @brief Setup packet notification callback.
|
||||
* @details This callback is invoked when a setup packet has been
|
||||
* received.
|
||||
* @post The application must immediately call @p usbReadPacket() in
|
||||
* order to access the received packet.
|
||||
* @note This field is only valid for @p USB_EP_MODE_TYPE_CTRL
|
||||
* endpoints, it should be set to @p NULL for other endpoint
|
||||
* types.
|
||||
*/
|
||||
usbepcallback_t setup_cb;
|
||||
/**
|
||||
* @brief IN endpoint notification callback.
|
||||
* @details This field must be set to @p NULL if the IN endpoint is not
|
||||
* used.
|
||||
*/
|
||||
usbepcallback_t in_cb;
|
||||
/**
|
||||
* @brief OUT endpoint notification callback.
|
||||
* @details This field must be set to @p NULL if the OUT endpoint is not
|
||||
* used.
|
||||
*/
|
||||
usbepcallback_t out_cb;
|
||||
/**
|
||||
* @brief IN endpoint maximum packet size.
|
||||
* @details This field must be set to zero if the IN endpoint is not
|
||||
* used.
|
||||
*/
|
||||
uint16_t in_maxsize;
|
||||
/**
|
||||
* @brief OUT endpoint maximum packet size.
|
||||
* @details This field must be set to zero if the OUT endpoint is not
|
||||
* used.
|
||||
*/
|
||||
uint16_t out_maxsize;
|
||||
/**
|
||||
* @brief @p USBEndpointState associated to the IN endpoint.
|
||||
* @details This structure maintains the state of the IN endpoint.
|
||||
*/
|
||||
USBInEndpointState *in_state;
|
||||
/**
|
||||
* @brief @p USBEndpointState associated to the OUT endpoint.
|
||||
* @details This structure maintains the state of the OUT endpoint.
|
||||
*/
|
||||
USBOutEndpointState *out_state;
|
||||
/* End of the mandatory fields.*/
|
||||
} USBEndpointConfig;
|
||||
|
||||
/**
|
||||
* @brief Type of an USB driver configuration structure.
|
||||
*/
|
||||
typedef struct {
|
||||
/**
|
||||
* @brief USB events callback.
|
||||
* @details This callback is invoked when an USB driver event is registered.
|
||||
*/
|
||||
usbeventcb_t event_cb;
|
||||
/**
|
||||
* @brief Device GET_DESCRIPTOR request callback.
|
||||
* @note This callback is mandatory and cannot be set to @p NULL.
|
||||
*/
|
||||
usbgetdescriptor_t get_descriptor_cb;
|
||||
/**
|
||||
* @brief Requests hook callback.
|
||||
* @details This hook allows to be notified of standard requests or to
|
||||
* handle non standard requests.
|
||||
*/
|
||||
usbreqhandler_t requests_hook_cb;
|
||||
/**
|
||||
* @brief Start Of Frame callback.
|
||||
*/
|
||||
usbcallback_t sof_cb;
|
||||
/* End of the mandatory fields.*/
|
||||
} USBConfig;
|
||||
|
||||
/**
|
||||
* @brief Structure representing an USB driver.
|
||||
*/
|
||||
struct USBDriver {
|
||||
/**
|
||||
* @brief Driver state.
|
||||
*/
|
||||
usbstate_t state;
|
||||
/**
|
||||
* @brief Current configuration data.
|
||||
*/
|
||||
const USBConfig *config;
|
||||
/**
|
||||
* @brief Bit map of the transmitting IN endpoints.
|
||||
*/
|
||||
uint16_t transmitting;
|
||||
/**
|
||||
* @brief Bit map of the receiving OUT endpoints.
|
||||
*/
|
||||
uint16_t receiving;
|
||||
/**
|
||||
* @brief Active endpoints configurations.
|
||||
*/
|
||||
const USBEndpointConfig *epc[USB_MAX_ENDPOINTS + 1];
|
||||
/**
|
||||
* @brief Fields available to user, it can be used to associate an
|
||||
* application-defined handler to an IN endpoint.
|
||||
* @note The base index is one, the endpoint zero does not have a
|
||||
* reserved element in this array.
|
||||
*/
|
||||
void *in_params[USB_MAX_ENDPOINTS];
|
||||
/**
|
||||
* @brief Fields available to user, it can be used to associate an
|
||||
* application-defined handler to an OUT endpoint.
|
||||
* @note The base index is one, the endpoint zero does not have a
|
||||
* reserved element in this array.
|
||||
*/
|
||||
void *out_params[USB_MAX_ENDPOINTS];
|
||||
/**
|
||||
* @brief Endpoint 0 state.
|
||||
*/
|
||||
usbep0state_t ep0state;
|
||||
/**
|
||||
* @brief Next position in the buffer to be transferred through endpoint 0.
|
||||
*/
|
||||
uint8_t *ep0next;
|
||||
/**
|
||||
* @brief Number of bytes yet to be transferred through endpoint 0.
|
||||
*/
|
||||
size_t ep0n;
|
||||
/**
|
||||
* @brief Endpoint 0 end transaction callback.
|
||||
*/
|
||||
usbcallback_t ep0endcb;
|
||||
/**
|
||||
* @brief Setup packet buffer.
|
||||
*/
|
||||
uint8_t setup[8];
|
||||
/**
|
||||
* @brief Current USB device status.
|
||||
*/
|
||||
uint16_t status;
|
||||
/**
|
||||
* @brief Assigned USB address.
|
||||
*/
|
||||
uint8_t address;
|
||||
/**
|
||||
* @brief Current USB device configuration.
|
||||
*/
|
||||
uint8_t configuration;
|
||||
#if defined(USB_DRIVER_EXT_FIELDS)
|
||||
USB_DRIVER_EXT_FIELDS
|
||||
#endif
|
||||
/* End of the mandatory fields.*/
|
||||
};
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver macros. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @brief Returns the exact size of a receive transaction.
|
||||
* @details The received size can be different from the size specified in
|
||||
* @p usbStartReceiveI() because the last packet could have a size
|
||||
* different from the expected one.
|
||||
* @pre The OUT endpoint must have been configured in transaction mode
|
||||
* in order to use this function.
|
||||
*
|
||||
* @param[in] usbp pointer to the @p USBDriver object
|
||||
* @param[in] ep endpoint number
|
||||
* @return Received data size.
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
#define usb_lld_get_transaction_size(usbp, ep) \
|
||||
((usbp)->epc[ep]->out_state->rxcnt)
|
||||
|
||||
/**
|
||||
* @brief Connects the USB device.
|
||||
*
|
||||
* @api
|
||||
*/
|
||||
#define usb_lld_connect_bus(usbp)
|
||||
|
||||
/**
|
||||
* @brief Disconnect the USB device.
|
||||
*
|
||||
* @api
|
||||
*/
|
||||
#define usb_lld_disconnect_bus(usbp)
|
||||
|
||||
/*===========================================================================*/
|
||||
/* External declarations. */
|
||||
/*===========================================================================*/
|
||||
|
||||
#if PLATFORM_USB_USE_USB1 && !defined(__DOXYGEN__)
|
||||
extern USBDriver USBD1;
|
||||
#endif
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
void usb_lld_init(void);
|
||||
void usb_lld_start(USBDriver *usbp);
|
||||
void usb_lld_stop(USBDriver *usbp);
|
||||
void usb_lld_reset(USBDriver *usbp);
|
||||
void usb_lld_set_address(USBDriver *usbp);
|
||||
void usb_lld_init_endpoint(USBDriver *usbp, usbep_t ep);
|
||||
void usb_lld_disable_endpoints(USBDriver *usbp);
|
||||
usbepstatus_t usb_lld_get_status_in(USBDriver *usbp, usbep_t ep);
|
||||
usbepstatus_t usb_lld_get_status_out(USBDriver *usbp, usbep_t ep);
|
||||
void usb_lld_read_setup(USBDriver *usbp, usbep_t ep, uint8_t *buf);
|
||||
void usb_lld_prepare_receive(USBDriver *usbp, usbep_t ep);
|
||||
void usb_lld_prepare_transmit(USBDriver *usbp, usbep_t ep);
|
||||
void usb_lld_start_out(USBDriver *usbp, usbep_t ep);
|
||||
void usb_lld_start_in(USBDriver *usbp, usbep_t ep);
|
||||
void usb_lld_stall_out(USBDriver *usbp, usbep_t ep);
|
||||
void usb_lld_stall_in(USBDriver *usbp, usbep_t ep);
|
||||
void usb_lld_clear_out(USBDriver *usbp, usbep_t ep);
|
||||
void usb_lld_clear_in(USBDriver *usbp, usbep_t ep);
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif /* HAL_USE_USB */
|
||||
|
||||
#endif /* _USB_LLD_H_ */
|
||||
|
||||
/** @} */
|
||||
Loading…
Reference in New Issue