From 6d419676cde900b91f8de3cbfd8664ffa81232d7 Mon Sep 17 00:00:00 2001
From: Giovanni Di Sirio <gdisirio@gmail.com>
Date: Wed, 4 Oct 2017 07:54:36 +0000
Subject: Alignment capability for memory pools.

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@10759 35acf78f-673a-0410-8e92-d51de3d6d3f4
---
 os/common/oslib/include/chfifo.h | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

(limited to 'os/common/oslib/include/chfifo.h')

diff --git a/os/common/oslib/include/chfifo.h b/os/common/oslib/include/chfifo.h
index 9f3c0924b..1df57ef41 100644
--- a/os/common/oslib/include/chfifo.h
+++ b/os/common/oslib/include/chfifo.h
@@ -110,22 +110,26 @@ extern "C" {
 
 /**
  * @brief   Initializes a FIFO object.
+ * @pre     The messages size must be a multiple of the alignment
+ *          requirement.
  *
  * @param[out] ofp      pointer to a @p objects_fifo_t structure
  * @param[in] objsize   size of objects
  * @param[in] objn      number of objects available
+ * @param[in] objalign  required objects alignment
  * @param[in] objbuf    pointer to the buffer of objects, it must be able
- *                      to hold @p objn objects of @p objsize size
+ *                      to hold @p objn objects of @p objsize size with
+ *                      @p objealign alignment
  * @param[in] msgbuf    pointer to the buffer of messages, it must be able
  *                      to hold @p objn messages
  *
  * @init
  */
 static inline void chFifoObjectInit(objects_fifo_t *ofp, size_t objsize,
-                                    size_t objn, void *objbuf,
-                                    msg_t *msgbuf) {
+                                    size_t objn, unsigned objalign,
+                                    void *objbuf, msg_t *msgbuf) {
 
-  chGuardedPoolObjectInit(&ofp->free, objsize);
+  chGuardedPoolObjectInitAligned(&ofp->free, objsize, objalign);
   chGuardedPoolLoadArray(&ofp->free, objbuf, objn);
   chMBObjectInit(&ofp->mbx, msgbuf, objn);
 }
-- 
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