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diff --git a/gcell/include/gcell/gc_declare_proc.h b/gcell/include/gcell/gc_declare_proc.h
new file mode 100644
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+++ b/gcell/include/gcell/gc_declare_proc.h
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+/* -*- c++ -*- */
+/*
+ * Copyright 2008 Free Software Foundation, Inc.
+ * 
+ * This file is part of GNU Radio
+ * 
+ * GNU Radio is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3, or (at your option)
+ * any later version.
+ * 
+ * GNU Radio is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+#ifndef INCLUDED_GCELL_GC_DECLARE_PROC_H
+#define INCLUDED_GCELL_GC_DECLARE_PROC_H
+
+#include <stdint.h>
+#include <gcell/gc_job_desc.h>
+
+/*
+ * This is C, not C++ code...
+ *
+ * ...and is used by both PPE and SPE code
+ */
+__GC_BEGIN_DECLS
+
+#define GC_PROC_DEF_SECTION ".gcell.proc_def"
+
+typedef struct gc_proc_def {
+#if defined(__SPU__)
+  gc_spu_proc_t	proc;
+#else
+  uint32_t	proc;
+#endif
+  char		name[28];
+} _AL16 gc_proc_def_t;
+
+
+#if defined(__SPU__)
+/*!
+ * \brief Tell gcell about a SPU procedure
+ *
+ * \param _proc_   pointer to function (gc_spu_proc_t)
+ * \param _name_   the name of the procedure ("quoted string")
+ *
+ * This macro registers the given procedure with the gcell runtime.
+ * From the PPE, use gc_job_manager::lookup_proc to map \p _name_ to a gc_proc_id_t
+ */
+#define GC_DECLARE_PROC(_proc_, _name_) \
+static struct gc_proc_def \
+  _GCPD_ ## _proc_ __attribute__((section(GC_PROC_DEF_SECTION), used)) = \
+  { _proc_, _name_ }
+#endif
+
+__GC_END_DECLS
+
+#endif /* INCLUDED_GCELL_GC_DECLARE_PROC_H */