import ChibiOS 2.0.8

2010-11-30 13:54:43 +09:00
parent 27543cfeca
commit c560d0ad0c
1982 changed files with 5318 additions and 4046 deletions
--- a/ChibiOS_2.0.8/os/hal/templates/adc_lld.h
+++ b/ChibiOS_2.0.8/os/hal/templates/adc_lld.h
@@ -0,0 +1,162 @@
+/*
+    ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010 Giovanni Di Sirio.
+
+    This file is part of ChibiOS/RT.
+
+    ChibiOS/RT is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 3 of the License, or
+    (at your option) any later version.
+
+    ChibiOS/RT is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+                                      ---
+
+    A special exception to the GPL can be applied should you wish to distribute
+    a combined work that includes ChibiOS/RT, without being obliged to provide
+    the source code for any proprietary components. See the file exception.txt
+    for full details of how and when the exception can be applied.
+*/
+
+/**
+ * @file    templates/adc_lld.h
+ * @brief   ADC Driver subsystem low level driver header template.
+ *
+ * @addtogroup ADC_LLD
+ * @{
+ */
+
+#ifndef _ADC_LLD_H_
+#define _ADC_LLD_H_
+
+#if CH_HAL_USE_ADC || defined(__DOXYGEN__)
+
+/*===========================================================================*/
+/* Driver constants.                                                         */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver pre-compile time settings.                                         */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Derived constants and error checks.                                       */
+/*===========================================================================*/
+
+#if !CH_USE_SEMAPHORES
+#error "the ADC driver requires CH_USE_SEMAPHORES"
+#endif
+
+/*===========================================================================*/
+/* Driver data structures and types.                                         */
+/*===========================================================================*/
+
+/**
+ * @brief   ADC sample data type.
+ */
+typedef uint16_t adcsample_t;
+
+/**
+ * @brief   Channels number in a conversion group.
+ */
+typedef uint16_t adc_channels_num_t;
+
+/**
+ * @brief   ADC notification callback type.
+ *
+ * @param[in] buffer    pointer to the most recent samples data
+ * @param[in] n         number of buffer rows available starting from @p buffer
+ */
+typedef void (*adccallback_t)(adcsample_t *buffer, size_t n);
+
+/**
+ * @brief   Conversion group configuration structure.
+ * @details This implementation-dependent structure describes a conversion
+ *          operation.
+ */
+typedef struct {
+  /**
+   * @brief Enables the circular buffer mode for the group.
+   */
+  bool_t                    acg_circular;
+  /**
+   * @brief Number of the analog channels belonging to the conversion group.
+   */
+  adc_channels_num_t        acg_num_channels;
+  /* End of the mandatory fields.*/
+} ADCConversionGroup;
+
+/**
+ * @brief   Driver configuration structure.
+ * @note    It could be empty on some architectures.
+ */
+typedef struct {
+
+} ADCConfig;
+
+/**
+ * @brief   Structure representing an ADC driver.
+ */
+typedef struct {
+  /**
+   * @brief Driver state.
+   */
+  adcstate_t                ad_state;
+  /**
+   * @brief Current configuration data.
+   */
+  const ADCConfig           *ad_config;
+  /**
+   * @brief Synchronization semaphore.
+   */
+  Semaphore                 ad_sem;
+  /**
+   * @brief Current callback function or @p NULL.
+   */
+  adccallback_t             ad_callback;
+  /**
+   * @brief Current samples buffer pointer or @p NULL.
+   */
+  adcsample_t               *ad_samples;
+  /**
+   * @brief Current samples buffer depth or @p 0.
+   */
+  size_t                    ad_depth;
+  /**
+   * @brief Current conversion group pointer or @p NULL.
+   */
+  const ADCConversionGroup  *ad_grpp;
+  /* End of the mandatory fields.*/
+} ADCDriver;
+
+/*===========================================================================*/
+/* Driver macros.                                                            */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* External declarations.                                                    */
+/*===========================================================================*/
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+  void adc_lld_init(void);
+  void adc_lld_start(ADCDriver *adcp);
+  void adc_lld_stop(ADCDriver *adcp);
+  void adc_lld_start_conversion(ADCDriver *adcp);
+  void adc_lld_stop_conversion(ADCDriver *adcp);
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* CH_HAL_USE_ADC */
+
+#endif /* _ADC_LLD_H_ */
+
+/** @} */