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<h1>gc_mbox.h</h1> </div>
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<a href="gc__mbox_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/* -*- c++ -*- */</span>
<a name="l00002"></a>00002 <span class="comment">/*</span>
<a name="l00003"></a>00003 <span class="comment"> * Copyright 2007,2008,2009 Free Software Foundation, Inc.</span>
<a name="l00004"></a>00004 <span class="comment"> * </span>
<a name="l00005"></a>00005 <span class="comment"> * This file is part of GNU Radio</span>
<a name="l00006"></a>00006 <span class="comment"> * </span>
<a name="l00007"></a>00007 <span class="comment"> * GNU Radio is free software; you can redistribute it and/or modify</span>
<a name="l00008"></a>00008 <span class="comment"> * it under the terms of the GNU General Public License as published by</span>
<a name="l00009"></a>00009 <span class="comment"> * the Free Software Foundation; either version 3, or (at your option)</span>
<a name="l00010"></a>00010 <span class="comment"> * any later version.</span>
<a name="l00011"></a>00011 <span class="comment"> * </span>
<a name="l00012"></a>00012 <span class="comment"> * GNU Radio is distributed in the hope that it will be useful,</span>
<a name="l00013"></a>00013 <span class="comment"> * but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00014"></a>00014 <span class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span>
<a name="l00015"></a>00015 <span class="comment"> * GNU General Public License for more details.</span>
<a name="l00016"></a>00016 <span class="comment"> * </span>
<a name="l00017"></a>00017 <span class="comment"> * You should have received a copy of the GNU General Public License along</span>
<a name="l00018"></a>00018 <span class="comment"> * with this program; if not, write to the Free Software Foundation, Inc.,</span>
<a name="l00019"></a>00019 <span class="comment"> * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.</span>
<a name="l00020"></a>00020 <span class="comment"> */</span>
<a name="l00021"></a>00021 <span class="preprocessor">#ifndef INCLUDED_GCELL_GC_MBOX_H</span>
<a name="l00022"></a>00022 <span class="preprocessor"></span><span class="preprocessor">#define INCLUDED_GCELL_GC_MBOX_H</span>
<a name="l00023"></a>00023 <span class="preprocessor"></span>
<a name="l00024"></a>00024 <span class="comment">/*</span>
<a name="l00025"></a>00025 <span class="comment"> * The PPE and SPE exchange a few 32-bit messages via mailboxes.</span>
<a name="l00026"></a>00026 <span class="comment"> * All have a 4 bit opcode in the high bits.</span>
<a name="l00027"></a>00027 <span class="comment"> *</span>
<a name="l00028"></a>00028 <span class="comment"> * 3 2 1</span>
<a name="l00029"></a>00029 <span class="comment"> * 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0</span>
<a name="l00030"></a>00030 <span class="comment"> * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+</span>
<a name="l00031"></a>00031 <span class="comment"> * | op | arg |</span>
<a name="l00032"></a>00032 <span class="comment"> * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+</span>
<a name="l00033"></a>00033 <span class="comment"> *</span>
<a name="l00034"></a>00034 <span class="comment"> */</span>
<a name="l00035"></a>00035
<a name="l00036"></a><a class="code" href="gc__mbox_8h.html#af1ef908b04c9e707fe94fe49963aea3b">00036</a> <span class="preprocessor">#define MK_MBOX_MSG(cmd, args) ((((cmd) & 0xf) << 28) | ((args) & 0x0fffffff))</span>
<a name="l00037"></a><a class="code" href="gc__mbox_8h.html#a5804777795dc9cc5890e35fff7feab18">00037</a> <span class="preprocessor"></span><span class="preprocessor">#define MBOX_MSG_OP(msg) (((msg) >> 28) & 0xf)</span>
<a name="l00038"></a><a class="code" href="gc__mbox_8h.html#aff8b9e4f77112d9da372ac844a8f2bd8">00038</a> <span class="preprocessor"></span><span class="preprocessor">#define MBOX_MSG_ARG(msg) ((msg) & 0x0fffffff)</span>
<a name="l00039"></a>00039 <span class="preprocessor"></span>
<a name="l00040"></a>00040 <span class="comment">// PPE to SPE (sent via SPE Read Inbound Mailbox)</span>
<a name="l00041"></a>00041
<a name="l00042"></a><a class="code" href="gc__mbox_8h.html#a81fd7e4292939e7d859a451440a24312">00042</a> <span class="preprocessor">#define OP_EXIT 0x0 // exit now</span>
<a name="l00043"></a><a class="code" href="gc__mbox_8h.html#a3756f5fe384978a73be5e59c515ec357">00043</a> <span class="preprocessor"></span><span class="preprocessor">#define OP_GET_SPU_BUFSIZE 0x1 </span>
<a name="l00044"></a><a class="code" href="gc__mbox_8h.html#a92fa683484c240b857dcdd7f17dbf102">00044</a> <span class="preprocessor"></span><span class="preprocessor">#define OP_CHECK_QUEUE 0x2</span>
<a name="l00045"></a>00045 <span class="preprocessor"></span>
<a name="l00046"></a>00046 <span class="comment">// SPE to PPE (sent via SPE Write Outbound Interrupt Mailbox)</span>
<a name="l00047"></a>00047
<a name="l00048"></a><a class="code" href="gc__mbox_8h.html#a17d5c900f96f185622df6454f35e5657">00048</a> <span class="preprocessor">#define OP_JOBS_DONE 0x3 // arg is 0 or 1, indicating which</span>
<a name="l00049"></a>00049 <span class="preprocessor"></span> <span class="comment">// gc_completion_info_t contains the info</span>
<a name="l00050"></a><a class="code" href="gc__mbox_8h.html#a5e83e8de9086e4f9a5002d91c628a4c8">00050</a> <span class="preprocessor">#define OP_SPU_BUFSIZE 0x4 // arg is max number of bytes</span>
<a name="l00051"></a>00051 <span class="preprocessor"></span>
<a name="l00052"></a>00052
<a name="l00053"></a>00053 <span class="preprocessor">#endif </span><span class="comment">/* INCLUDED_GCELL_GC_MBOX_H */</span>
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