From 2dc6fe2bf58f41b9a997b603f969574af6e40e8a Mon Sep 17 00:00:00 2001
From: hades <hades>
Date: Fri, 3 Sep 1999 07:35:06 +0000
Subject: [PATCH] Initial revision

---
 hadaq/hwdtu.c | 57 +++++++++++++++++++++++++++++++++++++++++++++++++++
 hadaq/hwdtu.h | 29 ++++++++++++++++++++++++++
 2 files changed, 86 insertions(+)
 create mode 100644 hadaq/hwdtu.c
 create mode 100644 hadaq/hwdtu.h

diff --git a/hadaq/hwdtu.c b/hadaq/hwdtu.c
new file mode 100644
index 0000000..fd7b079
--- /dev/null
+++ b/hadaq/hwdtu.c
@@ -0,0 +1,57 @@
+static char rcsId[] = "$Header: /misc/hadesprojects/daq/cvsroot/eventbuilder/hadaq/Attic/hwdtu.c,v 1.1 1999-09-03 07:35:06 hades Exp $";
+
+#define _POSIX_C_SOURCE 199309L
+#include <unistd.h>
+
+#include <assert.h>
+#include <errno.h>
+#include <string.h>
+#include <stdio.h>
+
+#include <hadesstd.h>
+#include <lvme.h>
+
+
+#include "subevt.h"
+#include "param.h"
+#include "hwdtu.h"
+
+int conHwDtu(HwDtu *my, const char *name, const Param *param)
+{
+	unsigned long cardBase;
+	int i;
+
+	assert(my != NULL);
+
+	strcpy(my->name, name);
+	my->trigNr = 0;
+
+	cardBase = Param_getVal(param, my->name, "cardbase");
+	my->lvme = allocMem(sizeof(LVme));
+
+	if (0 > conLVme(my->lvme, cardBase, 0x10000, 0x09, DTU_MAGIC, 1)) {
+		msglog(LOG_DEBUG, "%s:%d:%s\n", __FILE__, __LINE__, strerror(errno));
+		return -1;
+	}
+	return 0;
+}
+
+void desHwDtu(HwDtu *my)
+{
+	desLVme(my->lvme);
+	freeMem(my->lvme);
+}
+
+int HwDTU_isEmpty(HwDtu *my)
+{
+	return LVme_tstBitB(my->lvme, DTU_FIFO_2, 0);
+}
+
+int HwDTU_read(HwDtu *my, void *subEvt)
+{
+	my->trigTag = LVme_getB(my->lvme, DTU_TRIG_TAG);
+	my->trigCode = LVme_getB(my->lvme, DTU_TRIG_CODE) & 0x0f;
+	LVme_setB(my->lvme, DTU_FIFO_1, 0);
+	LVme_setB(my->lvme, DTU_FIFO_2, 0);
+	return 0;
+}
diff --git a/hadaq/hwdtu.h b/hadaq/hwdtu.h
new file mode 100644
index 0000000..9f84be5
--- /dev/null
+++ b/hadaq/hwdtu.h
@@ -0,0 +1,29 @@
+#ifndef HwDTU_H
+#define HwDTU_H
+
+#include <lvme.h>
+#include "rc.h"
+
+#include "param.h"
+
+typedef struct HwDtuS {
+	char name[16];
+	LVme *lvme;
+	unsigned long trigNr;
+	UInt1 trigTag;
+	UInt1 trigCode;
+} HwDtu;
+
+#define DTU_TRIG_CODE 0x18
+#define DTU_TRIG_TAG 0x1c
+#define DTU_FIFO_1 0x20
+#define DTU_FIFO_2 0x24
+#define DTU_MAGIC 0x3c
+
+int conHwDtu(HwDtu *my, const char *name, const Param *param);
+void desHwDtu(HwDtu *my);
+
+int HwDtu_isEmpty(HwDtu *my);
+int HwDtu_read(HwDtu *my, void *subEvt);
+
+#endif
-- 
2.43.0