From 8375f4c4e7c460a30e20f7d5b1bb1d39667100f8 Mon Sep 17 00:00:00 2001
From: Giovanni Di Sirio <gdisirio@gmail.com>
Date: Tue, 29 Aug 2017 08:46:09 +0000
Subject: Added an argument to PAL event callbacks.

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@10504 35acf78f-673a-0410-8e92-d51de3d6d3f4
---
 os/hal/include/hal.h     |  4 ++--
 os/hal/include/hal_pal.h | 18 ++++++++++--------
 readme.txt               |  2 ++
 3 files changed, 14 insertions(+), 10 deletions(-)

diff --git a/os/hal/include/hal.h b/os/hal/include/hal.h
index d1a5f111e..f57bfa5b0 100644
--- a/os/hal/include/hal.h
+++ b/os/hal/include/hal.h
@@ -181,12 +181,12 @@
 /**
  * @brief   HAL version string.
  */
-#define HAL_VERSION             "5.0.0"
+#define HAL_VERSION             "6.0.0"
 
 /**
  * @brief   HAL version major number.
  */
-#define CH_HAL_MAJOR            5
+#define CH_HAL_MAJOR            6
 
 /**
  * @brief   HAL version minor number.
diff --git a/os/hal/include/hal_pal.h b/os/hal/include/hal_pal.h
index 8162ecf11..4369305c4 100644
--- a/os/hal/include/hal_pal.h
+++ b/os/hal/include/hal_pal.h
@@ -124,7 +124,7 @@
 /**
  * @brief   Type of a PAL event callback.
  */
-typedef void (*palcallback_t)(void);
+typedef void (*palcallback_t)(void *arg);
 
 #include "hal_pal_lld.h"
 
@@ -526,14 +526,15 @@ typedef struct {
  * @param[in] pad       pad number within the port
  * @param[in] mode      pad event mode
  * @param[in] callback  event callback function
+ * @param[in] arg       callback argument
  * 
  * @iclass
  */
 #if !defined(pal_lld_enablepadevent) || defined(__DOXYGEN__)
-#define palPadEnableEventI(port, pad, mode, callback)
+#define palPadEnableEventI(port, pad, mode, callback, arg)
 #else
-#define palPadEnableEventI(port, pad, mode, callback)                       \
-  pal_lld_enablepadevent(port, pad, mode, callback)
+#define palPadEnableEventI(port, pad, mode, callback, arg)                  \
+  pal_lld_enablepadevent(port, pad, mode, callback, arg)
 #endif
 
 /**
@@ -669,15 +670,16 @@ typedef struct {
  * @param[in] line      line identifier
  * @param[in] mode      line event mode
  * @param[in] callback  event callback function
+ * @param[in] arg       callback argument
  *
  * @iclass
  */
 #if !defined(pal_lld_lineenableevent) || defined(__DOXYGEN__)
-#define palLineEnableEventI(line, mode, callback)                           \
-  palPadEnableEventI(PAL_PORT(line), PAL_PAD(line), mode, callback)
+#define palLineEnableEventI(line, mode, callback, arg)                      \
+  palPadEnableEventI(PAL_PORT(line), PAL_PAD(line), mode, callback, arg)
 #else
-#define palLineEnableEventI(line, mode, callback)                           \
-  pal_lld_lineenableevent(line, mode, callback)
+#define palLineEnableEventI(line, mode, callback, arg)                      \
+  pal_lld_lineenableevent(line, mode, callback, arg)
 #endif
 
 /**
diff --git a/readme.txt b/readme.txt
index fa87282d2..95eb196b1 100644
--- a/readme.txt
+++ b/readme.txt
@@ -89,6 +89,8 @@
 *****************************************************************************
 
 *** Next ***
+- NEW: Added an argument to PAL events callback. API changed thus this
+       causes a major number change in HAL.
 - NEW: Added shared Eclipse debug configurations for OpenOCD under
        ./tools/eclipse/debug. Now it is no more required to re-create
        those each time a new workspace is created, just import the global
-- 
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