From 341eb78b8490995fb20c353b1101257bdb662f20 Mon Sep 17 00:00:00 2001
From: Florian Pose <fp@igh-essen.com>
Date: Tue, 25 Apr 2006 12:04:04 +0000
Subject: [PATCH] Locking callback interface.
---
include/ecrt.h | 3 +++
master/master.c | 22 ++++++++++++++++++++++
master/master.h | 3 +++
3 files changed, 28 insertions(+)
diff --git a/include/ecrt.h b/include/ecrt.h
index 5a43de8b..e69b0140 100644
--- a/include/ecrt.h
+++ b/include/ecrt.h
@@ -88,6 +88,9 @@ void ecrt_release_master(ec_master_t *master);
* Master methods
*****************************************************************************/
+void ecrt_master_callbacks(ec_master_t *master, int (*request_cb)(void *),
+ void (*release_cb)(void *), void *cb_data);
+
ec_domain_t *ecrt_master_create_domain(ec_master_t *master);
int ecrt_master_activate(ec_master_t *master);
diff --git a/master/master.c b/master/master.c
index bc6c9844..56db490d 100644
--- a/master/master.c
+++ b/master/master.c
@@ -208,6 +208,10 @@ void ec_master_reset(ec_master_t *master /**< EtherCAT master */)
master->stats.t_last = 0;
master->mode = EC_MASTER_MODE_IDLE;
+
+ master->request_cb = NULL;
+ master->release_cb = NULL;
+ master->cb_data = NULL;
}
/*****************************************************************************/
@@ -1409,6 +1413,24 @@ ec_slave_t *ecrt_master_get_slave(const ec_master_t *master, /**< Master */
/*****************************************************************************/
+/**
+ Sets the locking callbacks.
+ \ingroup RealtimeInterface
+*/
+
+void ecrt_master_callbacks(ec_master_t *master, /**< EtherCAT master */
+ int (*request_cb)(void *), /**< request lock CB */
+ void (*release_cb)(void *), /**< release lock CB */
+ void *cb_data /**< data parameter */
+ )
+{
+ master->request_cb = request_cb;
+ master->release_cb = release_cb;
+ master->cb_data = cb_data;
+}
+
+/*****************************************************************************/
+
/**
Sets the debug level of the master.
The following levels are valid:
diff --git a/master/master.h b/master/master.h
index 788a7459..e036d3b5 100644
--- a/master/master.h
+++ b/master/master.h
@@ -98,6 +98,9 @@ struct ec_master
unsigned int reserved; /**< true, if the master is reserved for RT */
struct timer_list freerun_timer; /**< timer object for free run mode */
ec_master_mode_t mode; /**< master mode */
+ int (*request_cb)(void *); /**< lock request callback */
+ void (*release_cb)(void *); /**< lock release callback */
+ void *cb_data; /**< data parameter of locking callbacks */
};
/*****************************************************************************/
--
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