From dbf616f8b33d53419b03d95197c5ceec0c3f0351 Mon Sep 17 00:00:00 2001
From: Giovanni Di Sirio <gdisirio@gmail.com>
Date: Sun, 14 Oct 2018 12:31:41 +0000
Subject: Changes to the RTC driver to use the persistent storage interface,

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@12366 110e8d01-0319-4d1e-a829-52ad28d1bb01
---
 os/hal/include/hal_rtc.h | 60 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 60 insertions(+)

(limited to 'os/hal/include/hal_rtc.h')

diff --git a/os/hal/include/hal_rtc.h b/os/hal/include/hal_rtc.h
index 63a916b22..342d61815 100644
--- a/os/hal/include/hal_rtc.h
+++ b/os/hal/include/hal_rtc.h
@@ -87,6 +87,11 @@
  */
 typedef struct RTCDriver RTCDriver;
 
+/**
+ * @brief   Type of an RTC alarm number.
+ */
+typedef unsigned int rtcalarm_t;
+
 /**
  * @brief   Type of a structure representing an RTC date/time stamp.
  */
@@ -101,8 +106,56 @@ typedef struct {
   /*lint -restore*/
 } RTCDateTime;
 
+/**
+ * @brief   BasePersistentStorage specific methods.
+ */
+#define _rtc_driver_methods                                                 \
+  _base_persistent_storage_methods
+
 #include "hal_rtc_lld.h"
 
+/* Some more checks, must happen after inclusion of the LLD header, this is
+   why are placed here.*/
+#if !defined(RTC_SUPPORTS_CALLBACKS)
+#error "RTC LLD does not define the required RTC_SUPPORTS_CALLBACKS macro"
+#endif
+
+#if !defined(RTC_ALARMS)
+#error "RTC LLD does not define the required RTC_ALARMS macro"
+#endif
+
+#if !defined(RTC_HAS_STORAGE)
+#error "RTC LLD does not define the required RTC_HAS_STORAGE macro"
+#endif
+
+#if RTC_HAS_STORAGE || defined(__DOXYGEN__)
+/**
+ * @extends FileStream
+ *
+ * @brief   @p RTCDriver virtual methods table.
+ */
+struct RTCDriverVMT {
+  _rtc_driver_methods
+};
+#endif
+
+/**
+ * @brief   Structure representing an RTC driver.
+ */
+struct RTCDriver {
+#if RTC_HAS_STORAGE || defined(__DOXYGEN__)
+  /**
+   * @brief Virtual Methods Table.
+   */
+  const struct RTCDriverVMT *vmt;
+#endif
+#if defined(RTC_DRIVER_EXT_FIELDS)
+  RTC_DRIVER_EXT_FIELDS
+#endif
+  /* End of the mandatory fields.*/
+  _rtc_lld_driver_fields
+};
+
 /*===========================================================================*/
 /* Driver macros.                                                            */
 /*===========================================================================*/
@@ -111,6 +164,13 @@ typedef struct {
 /* External declarations.                                                    */
 /*===========================================================================*/
 
+#if !defined(__DOXYGEN__)
+extern RTCDriver RTCD1;
+#if RTC_HAS_STORAGE == TRUE
+extern struct RTCDriverVMT _rtc_lld_vmt;
+#endif
+#endif
+
 #ifdef __cplusplus
 extern "C" {
 #endif
-- 
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