Imported Upstream version 3.2.2

[debian/gnuradio] / gruel / src / lib / sys_pri.cc

diff --git a/gruel/src/lib/sys_pri.cc b/gruel/src/lib/sys_pri.cc
new file mode 100644 (file)
index 0000000..dc0164d
--- /dev/null
+++ b/gruel/src/lib/sys_pri.cc
@@ -0,0 +1,61 @@
+/* -*- 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.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <gruel/sys_pri.h>
+
+namespace gruel {
+
+  /*
+   * These may need per-OS tweaking.
+   *
+   * Under linux virtual_pri ->        system_pri
+   *   0 ->   0
+   *   1 ->   5
+   *   2 ->  10
+   *   3 ->  15
+   *   4 ->  20                // typically used by jack and pulse audio
+   *   5 ->  25
+   *   6 ->  30
+   *   7 ->  35
+   *   8 ->  40
+   *   9 ->  45
+   *  10 ->  50
+   *  11 ->  54
+   *  12 ->  59
+   *  13 ->  64
+   *  14 ->  69
+   *  15 ->  74
+   */
+  rt_sched_param
+  sys_pri::python()            { return rt_sched_param(0, RT_SCHED_RR); }
+
+  rt_sched_param
+  sys_pri::normal()            { return rt_sched_param(2, RT_SCHED_RR); }
+
+  rt_sched_param
+  sys_pri::gcell_event_handler(){ return rt_sched_param(5, RT_SCHED_FIFO); }
+
+  rt_sched_param
+  sys_pri::usrp2_backend()     { return rt_sched_param(6, RT_SCHED_FIFO); }
+}