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| author | Giovanni Di Sirio <gdisirio@gmail.com> | 2016-03-15 15:54:43 +0000 |
|---|---|---|
| committer | Giovanni Di Sirio <gdisirio@gmail.com> | 2016-03-15 15:54:43 +0000 |
| commit | f8c3221de92eb5f92c045798786b81a3f316044b (patch) | |
| tree | 089c1470967bb3bc1a6abbc9c571dec1cef3e6e3 /os/hal | |
| parent | 6ac62ac253cc557ed866b6e35c2fb7203d1ab960 (diff) | |
| download | ChibiOS-f8c3221de92eb5f92c045798786b81a3f316044b.tar.gz ChibiOS-f8c3221de92eb5f92c045798786b81a3f316044b.tar.bz2 ChibiOS-f8c3221de92eb5f92c045798786b81a3f316044b.zip | |
git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@9117 35acf78f-673a-0410-8e92-d51de3d6d3f4
Diffstat (limited to 'os/hal')
| -rw-r--r-- | os/hal/lib/peripherals/displays/hal_displays.h | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/os/hal/lib/peripherals/displays/hal_displays.h b/os/hal/lib/peripherals/displays/hal_displays.h new file mode 100644 index 000000000..60d11e933 --- /dev/null +++ b/os/hal/lib/peripherals/displays/hal_displays.h @@ -0,0 +1,112 @@ +/*
+ ChibiOS - Copyright (C) 2006..2015 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 hal_displays.h
+ * @brief Generic display interface header.
+ *
+ * @addtogroup HAL_DISPLAYS
+ * @{
+ */
+
+#ifndef _HAL_DISPLAYS_H_
+#define _HAL_DISPLAYS_H_
+
+/*===========================================================================*/
+/* Driver constants. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver pre-compile time settings. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Derived constants and error checks. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver data structures and types. */
+/*===========================================================================*/
+
+/**
+ * @brief @p BaseDisplay specific methods.
+ * @note No methods so far, just a common ancestor interface.
+ */
+#define _base_display_methods_alone
+
+/**
+ * @brief @p BaseDisplay specific methods with inherited ones.
+ */
+#define _base_display_methods \
+ _base_display_methods_alone
+
+/**
+ * @brief @p BaseDisplay virtual methods table.
+ */
+struct BaseDisplayVMT {
+ _base_display_methods
+};
+
+/**
+ * @brief @p BaseDisplay specific data.
+ * @note It is empty because @p BaseDisplay is only an interface
+ * without implementation.
+ */
+#define _base_display_data
+
+/**
+ * @brief Base display class.
+ */
+typedef struct {
+ /** @brief Virtual Methods Table.*/
+ const struct BaseDisplayVMT *vmt_basedisplay;
+ _base_display_data
+} BaseDisplay;
+
+/*===========================================================================*/
+/* Driver macros. */
+/*===========================================================================*/
+
+/**
+ * @name Macro Functions (BaseDisplay)
+ * @{
+ */
+/**
+ * @brief Sensors get axes number.
+ *
+ * @param[in] ip pointer to a @p BaseDisplay or derived class.
+ * @return The number of axes of the BaseDisplay
+ *
+ * @api
+ */
+#define displayGetType(ip) (ip)->vmt_basedisplay->get_type(ip)
+/** @} */
+
+/*===========================================================================*/
+/* External declarations. */
+/*===========================================================================*/
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _HAL_DISPLAYS_H_ */
+
+/** @} */
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