USB_Host_Shield_2.0/macros_8h_source.html
Kristian Sloth Lauszus 4f510c5316 Updated documentation
2015-04-07 16:07:33 +02:00

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<li class="navelem"><a class="el" href="dir_e5fbe6d2783ccd4c93c7856d92d7be6e.html">GitHub</a></li><li class="navelem"><a class="el" href="dir_397a095372f04465e811d0ee219bbf8f.html">USB_Host_Shield_2.0</a></li> </ul>
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<div class="title">macros.h</div> </div>
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<a href="macros_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span>&#160;<span class="comment">/* Copyright (C) 2011 Circuits At Home, LTD. All rights reserved.</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span>&#160;<span class="comment"></span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span>&#160;<span class="comment">This software may be distributed and modified under the terms of the GNU</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span>&#160;<span class="comment">General Public License version 2 (GPL2) as published by the Free Software</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span>&#160;<span class="comment">Foundation and appearing in the file GPL2.TXT included in the packaging of</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span>&#160;<span class="comment">this file. Please note that GPL2 Section 2[b] requires that all works based</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span>&#160;<span class="comment">on this software must also be made publicly available under the terms of</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span>&#160;<span class="comment">the GPL2 (&quot;Copyleft&quot;).</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span>&#160;<span class="comment"></span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span>&#160;<span class="comment">Contact information</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span>&#160;<span class="comment">-------------------</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160;<span class="comment"></span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160;<span class="comment">Circuits At Home, LTD</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160;<span class="comment">Web : http://www.circuitsathome.com</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160;<span class="comment">e-mail : support@circuitsathome.com</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span>&#160;</div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160;<span class="preprocessor">#if !defined(_usb_h_) || defined(MACROS_H)</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>&#160;<span class="preprocessor">#error &quot;Never include macros.h directly; include Usb.h instead&quot;</span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>&#160;<span class="preprocessor">#else</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160;<span class="preprocessor">#define MACROS_H</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160;</div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160;<span class="comment">// HANDY MACROS</span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160;<span class="comment"></span></div>
<div class="line"><a name="l00027"></a><span class="lineno"><a class="line" href="macros_8h.html#a18de126009ef53f46469341d2e223799"> 27</a></span>&#160;<span class="preprocessor">#define VALUE_BETWEEN(v,l,h) (((v)&gt;(l)) &amp;&amp; ((v)&lt;(h)))</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"><a class="line" href="macros_8h.html#ad1bf62861b3f4199c42a93bf6b2181d0"> 28</a></span>&#160;<span class="preprocessor">#define VALUE_WITHIN(v,l,h) (((v)&gt;=(l)) &amp;&amp; ((v)&lt;=(h)))</span></div>
<div class="line"><a name="l00029"></a><span class="lineno"><a class="line" href="macros_8h.html#a46567b5bfb259802552c01782015876a"> 29</a></span>&#160;<span class="preprocessor">#define output_pgm_message(wa,fp,mp,el) wa = &amp;mp, fp((char *)pgm_read_pointer(wa), el)</span></div>
<div class="line"><a name="l00030"></a><span class="lineno"><a class="line" href="macros_8h.html#a9053301ae1e76cbf079c9d589dfcaba2"> 30</a></span>&#160;<span class="preprocessor">#define output_if_between(v,l,h,wa,fp,mp,el) if(VALUE_BETWEEN(v,l,h)) output_pgm_message(wa,fp,mp[v-(l+1)],el);</span></div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160;</div>
<div class="line"><a name="l00032"></a><span class="lineno"><a class="line" href="macros_8h.html#aac9153aee4bdb92701df902e06a74eb3"> 32</a></span>&#160;<span class="preprocessor">#define SWAP(a, b) (((a) ^= (b)), ((b) ^= (a)), ((a) ^= (b)))</span></div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160;<span class="preprocessor">#ifndef __BYTE_GRABBING_DEFINED__</span></div>
<div class="line"><a name="l00034"></a><span class="lineno"><a class="line" href="macros_8h.html#aba6aea5f92a8f3b12d93735556b195a0"> 34</a></span>&#160;<span class="preprocessor">#define __BYTE_GRABBING_DEFINED__ 1</span></div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>&#160;<span class="preprocessor">#ifdef BROKEN_OPTIMIZER_LITTLE_ENDIAN</span></div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>&#160;<span class="comment">// Note: Use this if your compiler generates horrible assembler!</span></div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160;<span class="preprocessor">#define BGRAB0(__usi__) (((uint8_t *)&amp;(__usi__))[0])</span></div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160;<span class="preprocessor">#define BGRAB1(__usi__) (((uint8_t *)&amp;(__usi__))[1])</span></div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160;<span class="preprocessor">#define BGRAB2(__usi__) (((uint8_t *)&amp;(__usi__))[2])</span></div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160;<span class="preprocessor">#define BGRAB3(__usi__) (((uint8_t *)&amp;(__usi__))[3])</span></div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160;<span class="preprocessor">#define BGRAB4(__usi__) (((uint8_t *)&amp;(__usi__))[4])</span></div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160;<span class="preprocessor">#define BGRAB5(__usi__) (((uint8_t *)&amp;(__usi__))[5])</span></div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160;<span class="preprocessor">#define BGRAB6(__usi__) (((uint8_t *)&amp;(__usi__))[6])</span></div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160;<span class="preprocessor">#define BGRAB7(__usi__) (((uint8_t *)&amp;(__usi__))[7])</span></div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160;<span class="preprocessor">#else</span></div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160;<span class="comment">// Note: The cast alone to uint8_t is actually enough.</span></div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160;<span class="comment">// GCC throws out the &quot;&amp; 0xff&quot;, and the size is no different.</span></div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160;<span class="comment">// Some compilers need it.</span></div>
<div class="line"><a name="l00049"></a><span class="lineno"><a class="line" href="macros_8h.html#a773ca2920fd4808c94e6645a7a8d63d1"> 49</a></span>&#160;<span class="preprocessor">#define BGRAB0(__usi__) ((uint8_t)((__usi__) &amp; 0xff ))</span></div>
<div class="line"><a name="l00050"></a><span class="lineno"><a class="line" href="macros_8h.html#a483a8ceb644d44744abff34f61cc5442"> 50</a></span>&#160;<span class="preprocessor">#define BGRAB1(__usi__) ((uint8_t)(((__usi__) &gt;&gt; 8) &amp; 0xff))</span></div>
<div class="line"><a name="l00051"></a><span class="lineno"><a class="line" href="macros_8h.html#a49c9ebd69fbb93bd97f9051f592390c6"> 51</a></span>&#160;<span class="preprocessor">#define BGRAB2(__usi__) ((uint8_t)(((__usi__) &gt;&gt; 16) &amp; 0xff))</span></div>
<div class="line"><a name="l00052"></a><span class="lineno"><a class="line" href="macros_8h.html#a9860e9931085c9e299185903eeb0e728"> 52</a></span>&#160;<span class="preprocessor">#define BGRAB3(__usi__) ((uint8_t)(((__usi__) &gt;&gt; 24) &amp; 0xff))</span></div>
<div class="line"><a name="l00053"></a><span class="lineno"><a class="line" href="macros_8h.html#a2e09ee6521484d766b749fa78424e6de"> 53</a></span>&#160;<span class="preprocessor">#define BGRAB4(__usi__) ((uint8_t)(((__usi__) &gt;&gt; 32) &amp; 0xff))</span></div>
<div class="line"><a name="l00054"></a><span class="lineno"><a class="line" href="macros_8h.html#af7841a592674a3da24f7f93c51efc802"> 54</a></span>&#160;<span class="preprocessor">#define BGRAB5(__usi__) ((uint8_t)(((__usi__) &gt;&gt; 40) &amp; 0xff))</span></div>
<div class="line"><a name="l00055"></a><span class="lineno"><a class="line" href="macros_8h.html#abe11d76b3c0fd5c7eb99028da5c143fd"> 55</a></span>&#160;<span class="preprocessor">#define BGRAB6(__usi__) ((uint8_t)(((__usi__) &gt;&gt; 48) &amp; 0xff))</span></div>
<div class="line"><a name="l00056"></a><span class="lineno"><a class="line" href="macros_8h.html#ae6f83d8945d4b4aaeb0b6bcd241f4d41"> 56</a></span>&#160;<span class="preprocessor">#define BGRAB7(__usi__) ((uint8_t)(((__usi__) &gt;&gt; 56) &amp; 0xff))</span></div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00058"></a><span class="lineno"><a class="line" href="macros_8h.html#a80bfc8ae315212bceee673fda15cd0a1"> 58</a></span>&#160;<span class="preprocessor">#define BOVER1(__usi__) ((uint16_t)(__usi__) &lt;&lt; 8)</span></div>
<div class="line"><a name="l00059"></a><span class="lineno"><a class="line" href="macros_8h.html#a747255a7db85e714c2db0cfc773869b4"> 59</a></span>&#160;<span class="preprocessor">#define BOVER2(__usi__) ((uint32_t)(__usi__) &lt;&lt; 16)</span></div>
<div class="line"><a name="l00060"></a><span class="lineno"><a class="line" href="macros_8h.html#a433de90ebc655ae064dd06daea3c08cd"> 60</a></span>&#160;<span class="preprocessor">#define BOVER3(__usi__) ((uint32_t)(__usi__) &lt;&lt; 24)</span></div>
<div class="line"><a name="l00061"></a><span class="lineno"><a class="line" href="macros_8h.html#a564606798f96352a6d4b4ae7272780ce"> 61</a></span>&#160;<span class="preprocessor">#define BOVER4(__usi__) ((uint64_t)(__usi__) &lt;&lt; 32)</span></div>
<div class="line"><a name="l00062"></a><span class="lineno"><a class="line" href="macros_8h.html#af4736df29b4fa3d907c7b07dfdfe051d"> 62</a></span>&#160;<span class="preprocessor">#define BOVER5(__usi__) ((uint64_t)(__usi__) &lt;&lt; 40)</span></div>
<div class="line"><a name="l00063"></a><span class="lineno"><a class="line" href="macros_8h.html#a5b251ec4a21985e21aafc8cac05f6f8e"> 63</a></span>&#160;<span class="preprocessor">#define BOVER6(__usi__) ((uint64_t)(__usi__) &lt;&lt; 48)</span></div>
<div class="line"><a name="l00064"></a><span class="lineno"><a class="line" href="macros_8h.html#a23a06fa3ad02cb923e4f1dc695a554ac"> 64</a></span>&#160;<span class="preprocessor">#define BOVER7(__usi__) ((uint64_t)(__usi__) &lt;&lt; 56)</span></div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>&#160;</div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>&#160;<span class="comment">// These are the smallest and fastest ways I have found so far in pure C/C++.</span></div>
<div class="line"><a name="l00067"></a><span class="lineno"><a class="line" href="macros_8h.html#adc0425264a0eef8366ed880a449a7ba6"> 67</a></span>&#160;<span class="preprocessor">#define BMAKE16(__usc1__,__usc0__) ((uint16_t)((uint16_t)(__usc0__) | (uint16_t)BOVER1(__usc1__)))</span></div>
<div class="line"><a name="l00068"></a><span class="lineno"><a class="line" href="macros_8h.html#aa66c08000503b210a294df0200b7b6ba"> 68</a></span>&#160;<span class="preprocessor">#define BMAKE32(__usc3__,__usc2__,__usc1__,__usc0__) ((uint32_t)((uint32_t)(__usc0__) | (uint32_t)BOVER1(__usc1__) | (uint32_t)BOVER2(__usc2__) | (uint32_t)BOVER3(__usc3__)))</span></div>
<div class="line"><a name="l00069"></a><span class="lineno"><a class="line" href="macros_8h.html#a7a02f6ea8bf592d102017f7ddaf4ed36"> 69</a></span>&#160;<span class="preprocessor">#define BMAKE64(__usc7__,__usc6__,__usc5__,__usc4__,__usc3__,__usc2__,__usc1__,__usc0__) ((uint64_t)((uint64_t)__usc0__ | (uint64_t)BOVER1(__usc1__) | (uint64_t)BOVER2(__usc2__) | (uint64_t)BOVER3(__usc3__) | (uint64_t)BOVER4(__usc4__) | (uint64_t)BOVER5(__usc5__) | (uint64_t)BOVER6(__usc6__) | (uint64_t)BOVER1(__usc7__)))</span></div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>&#160;</div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>&#160;<span class="comment">/*</span></div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160;<span class="comment"> * Debug macros: Strings are stored in progmem (flash) instead of RAM.</span></div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00075"></a><span class="lineno"><a class="line" href="macros_8h.html#afc6fe7f947af35317a49a4dcfc8189fd"> 75</a></span>&#160;<span class="preprocessor">#define USBTRACE(s) (Notify(PSTR(s), 0x80))</span></div>
<div class="line"><a name="l00076"></a><span class="lineno"><a class="line" href="macros_8h.html#a50c48abaa034bcce833c6061b9f8e5cf"> 76</a></span>&#160;<span class="preprocessor">#define USBTRACE1(s,l) (Notify(PSTR(s), l))</span></div>
<div class="line"><a name="l00077"></a><span class="lineno"><a class="line" href="macros_8h.html#adbe3f00986df48a9254f8bf0992041d3"> 77</a></span>&#160;<span class="preprocessor">#define USBTRACE2(s,r) (Notify(PSTR(s), 0x80), D_PrintHex((r), 0x80), Notify(PSTR(&quot;\r\n&quot;), 0x80))</span></div>
<div class="line"><a name="l00078"></a><span class="lineno"><a class="line" href="macros_8h.html#a3b6ba9344d4ae0847095896841587862"> 78</a></span>&#160;<span class="preprocessor">#define USBTRACE3(s,r,l) (Notify(PSTR(s), l), D_PrintHex((r), l), Notify(PSTR(&quot;\r\n&quot;), l))</span></div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>&#160;</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>&#160;</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/* MACROS_H */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160;</div>
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