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<title>Graphic Equalizer 2: C:/Project Marcel & Oliver/Graphic_Equalizer/src/smartmedia.hcc Source File</title>
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<a class="el" href="dir_000000.html">C:</a> / <a class="el" href="dir_000001.html">Project Marcel & Oliver</a> / <a class="el" href="dir_000002.html">Graphic_Equalizer</a> / <a class="el" href="dir_000004.html">src</a></div>
<h1>smartmedia.hcc</h1><a href="smartmedia_8hcc.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment">00001
00019 <span class="comment">/******** System Includes *************/</span>
00020 <span class="preprocessor">#include <stdlib.hch></span>
00021
00022 <span class="preprocessor">#include "pal_master.hch"</span>
00023
00024 <span class="comment">/******** Application Includes ********/</span>
00025 <span class="preprocessor">#include "<a class="code" href="configuration_8hch.html">configuration.hch</a>"</span>
00026 <span class="preprocessor">#include "<a class="code" href="display__shared_8hch.html">display_shared.hch</a>"</span>
00027 <span class="preprocessor">#include "<a class="code" href="smartmedia__shared_8hch.html">smartmedia_shared.hch</a>"</span>
00028 <span class="preprocessor">#include "<a class="code" href="smartmedia_8hch.html">smartmedia.hch</a>"</span>
00029
00030 <span class="preprocessor">#if HAVE_DEBUG</span>
00031 <span class="preprocessor"></span><span class="preprocessor"> #include "debug.hch"</span>
00032 <span class="preprocessor">#endif</span>
00033 <span class="preprocessor"></span>
00034 <span class="preprocessor">#include "<a class="code" href="audio_8hch.html">audio.hch</a>"</span>
00035 <span class="preprocessor">#include "<a class="code" href="mouse__shared_8hch.html">mouse_shared.hch</a>"</span>
00036 <span class="preprocessor">#include "<a class="code" href="eventhandler__shared_8hch.html">eventhandler_shared.hch</a>"</span>
00037 <span class="preprocessor">#include "<a class="code" href="display_8hch.html">display.hch</a>"</span> <span class="comment">/* FIXME: temporary include, needs to be moved to 'init' */</span>
00038
<a name="l00046"></a><a class="code" href="smartmedia_8hcc.html#a0">00046</a> <span class="keywordtype">unsigned</span> 1 <a class="code" href="smartmedia_8hch.html#a9">smartmedia_init</a>(<span class="keywordtype">void</span>) {
00047 <span class="keywordtype">unsigned</span> 1 retval;
00048 <span class="comment">/*</span>
00049 <span class="comment"> * Firstly we enable both the CPLD and the SmartMedia.</span>
00050 <span class="comment"> */</span>
00051 RC200CPLDEnable();
00052 RC200SmartMediaInit(&retval);
00053
00054 <span class="keywordflow">if</span> (retval) {
00055 RC200SmartMediaReset(&retval);
00056 RC200SmartMediaInit(&retval);
00057 }
00058
00059 <span class="keywordflow">return</span> retval;
00060 } <span class="comment">/* --- smartmedia_init() --- */</span>
00061
00062
00063
<a name="l00072"></a><a class="code" href="smartmedia_8hcc.html#a1">00072</a> <span class="keywordtype">void</span> <a class="code" href="smartmedia_8hcc.html#a1">smartmedia_loaddata</a>(<a class="code" href="structskindata__t.html">skindata_t</a> *skindata) {
00073 <span class="comment">/*</span>
00074 <span class="comment"> * Setup RAM Handle, and determin maximum Data and Address widths</span>
00075 <span class="comment"> */</span>
00076 macro expr RAM_BANK0 = PalPL2RAMCT(0);
00077 macro expr DW = PalPL2RAMGetMaxDataWidthCT();
00078 macro expr AW = PalPL2RAMGetMaxAddressWidthCT();
00079
00080 <span class="keywordtype">unsigned</span> DW data;
00081 <span class="keywordtype">unsigned</span> 27 smartmedia_address, smartmedia_address_mask;
00082 <span class="keywordtype">unsigned</span> AW address;
00083 <span class="keywordtype">unsigned</span> 8 mask, r, g, b;
00084 <span class="keywordtype">unsigned</span> 3 stage;
00085 <span class="keywordtype">unsigned</span> 1 result;
00086
00087 <span class="keyword">extern</span> ram <span class="keywordtype">unsigned</span> 8 <a class="code" href="events_8hcc.html#a0">presets_default_values</a>[768];
00088
00089 <span class="preprocessor">#if HAVE_DEBUG</span>
00090 <span class="preprocessor"></span> <span class="comment">/*</span>
00091 <span class="comment"> * Print some nice stats about data loading.</span>
00092 <span class="comment"> */</span>
00093 print_eol();
00094 print_hex_value(0);
00095 <span class="preprocessor">#endif</span>
00096 <span class="preprocessor"></span> <span class="comment">/*</span>
00097 <span class="comment"> * Before we enter our loop to fill our memory with valid data, we have</span>
00098 <span class="comment"> * to set the startup positions for the SmartMedia.</span>
00099 <span class="comment"> */</span>
00100 smartmedia_address = SMARTMEDIA_ADDRESS_SKIN_START;
00101 smartmedia_address_mask = SMARTMEDIA_ADDRESS_SKINMASK_START;
00102 stage = STAGE_LOAD_SKIN;
00103 <span class="comment">/*</span>
00104 <span class="comment"> * We start with the address of the skin, and do the loop until we have</span>
00105 <span class="comment"> * done the end of the help.</span>
00106 <span class="comment"> */</span>
00107 <span class="keywordflow">for</span> (address = ADDRESS_SKIN_START; address != (<a class="code" href="smartmedia__shared_8hch.html#a31">ADDRESS_PRESET_RESET_END</a> +1); address++) {
00108 <span class="comment">/*</span>
00109 <span class="comment"> * Once we are done with the loading of our skin, we need to</span>
00110 <span class="comment"> * change the smartmedia start addresses.</span>
00111 <span class="comment"> */</span>
00112 <span class="keywordflow">switch</span> (address) {
00113 <span class="keywordflow">case</span> <a class="code" href="smartmedia__shared_8hch.html#a24">ADDRESS_HELP_START</a>:
00114 smartmedia_address = SMARTMEDIA_ADDRESS_HELP_START;
00115 smartmedia_address_mask = SMARTMEDIA_ADDRESS_HELPMASK_START;
00116 stage = STAGE_LOAD_HELP;
00117 <span class="keywordflow">break</span>;
00118 <span class="keywordflow">case</span> <a class="code" href="smartmedia__shared_8hch.html#a26">ADDRESS_GRAPHMASK_START</a>:
00119 smartmedia_address_mask = SMARTMEDIA_ADDRESS_GRAPHMASK_START;
00120 stage = STAGE_LOAD_GRAPH;
00121 <span class="keywordflow">break</span>;
00122 <span class="keywordflow">case</span> <a class="code" href="smartmedia__shared_8hch.html#a28">ADDRESS_PRESET_DEMO_START</a>:
00123 smartmedia_address_mask = SMARTMEDIA_ADDRESS_PRESET_DEMO_START;
00124 stage = STAGE_LOAD_PRESET;
00125 <span class="keywordflow">break</span>;
00126 <span class="keywordflow">case</span> <a class="code" href="smartmedia__shared_8hch.html#a30">ADDRESS_PRESET_RESET_START</a>:
00127 smartmedia_address_mask = SMARTMEDIA_ADDRESS_PRESET_RESET_START;
00128 stage = STAGE_LOAD_PRESET;
00129 <span class="keywordflow">break</span>;
00130 <span class="keywordflow">default</span>:
00131 <span class="keywordflow">break</span>;
00132 }
00133
00134 <span class="comment">/*</span>
00135 <span class="comment"> * Before reading our data from the smartmedia we set our</span>
00136 <span class="comment"> * address pointer to the address from our loop.</span>
00137 <span class="comment"> */</span>
00138 <span class="preprocessor">#if HAVE_SMARTMEDIA</span>
00139 <span class="preprocessor"></span> PalPL2RAMSetWriteAddress(RAM_BANK0, address);
00140 <span class="preprocessor">#else</span>
00141 <span class="preprocessor"></span> PalPL2RAMSetWriteAddress(RAM_BANK0, 0);
00142 <span class="preprocessor">#endif</span>
00143 <span class="preprocessor"></span>
00144 <span class="comment">/*</span>
00145 <span class="comment"> * SmartMedia data is read one byte per call. Because we want</span>
00146 <span class="comment"> * to store the mask + the rgb values in one variable for later</span>
00147 <span class="comment"> * useage we need to read those 4 bytes from the smartmedia</span>
00148 <span class="comment"> * before storing it as one.</span>
00149 <span class="comment"> */</span>
00150 <span class="preprocessor">#if HAVE_SMARTMEDIA</span>
00151 <span class="preprocessor"></span> <span class="comment">/*</span>
00152 <span class="comment"> * FIXME: Due to a bug in the DK2 smartmedia libraries we need</span>
00153 <span class="comment"> * stop reading after each byte with OperationEnd call. This is</span>
00154 <span class="comment"> * VERY slow and must be changed.</span>
00155 <span class="comment"> */</span>
00156 <span class="keywordflow">if</span> ((<a class="code" href="smartmedia_8hch.html#a3">STAGE_LOAD_SKIN</a> == stage) || (<a class="code" href="smartmedia_8hch.html#a4">STAGE_LOAD_HELP</a> == stage)) {
00157 RC200SmartMediaSetAddress(<a class="code" href="smartmedia_8hch.html#a1">READ</a>, smartmedia_address);
00158 RC200SmartMediaRead(&r, TRUE);
00159 RC200SmartMediaOperationEnd(&result);
00160 RC200SmartMediaSetAddress(<a class="code" href="smartmedia_8hch.html#a1">READ</a>, (smartmedia_address +1));
00161 RC200SmartMediaRead(&g, TRUE);
00162 RC200SmartMediaOperationEnd(&result);
00163 RC200SmartMediaSetAddress(<a class="code" href="smartmedia_8hch.html#a1">READ</a>, (smartmedia_address +2));
00164 RC200SmartMediaRead(&b, TRUE);
00165 RC200SmartMediaOperationEnd(&result);
00166 }
00167 RC200SmartMediaSetAddress(<a class="code" href="smartmedia_8hch.html#a1">READ</a>, smartmedia_address_mask);
00168 RC200SmartMediaRead(&mask, TRUE);
00169 RC200SmartMediaOperationEnd(&result);
00170
00171 <span class="keywordflow">switch</span> (stage) {
00172 <span class="keywordflow">case</span> <a class="code" href="smartmedia_8hch.html#a3">STAGE_LOAD_SKIN</a>:
00173 data = 0 @ mask @ r @ g @ b;
00174 <span class="keywordflow">break</span>;
00175 <span class="keywordflow">case</span> <a class="code" href="smartmedia_8hch.html#a4">STAGE_LOAD_HELP</a>:
00176 data = 0 @ mask @ r @ g @ b;
00177 <span class="keywordflow">break</span>;
00178 <span class="keywordflow">case</span> <a class="code" href="smartmedia_8hch.html#a5">STAGE_LOAD_GRAPH</a>:
00179 data = (<span class="keywordtype">unsigned</span> DW)(0 @ mask) << 24;
00180 <span class="keywordflow">break</span>;
00181 <span class="keywordflow">case</span> <a class="code" href="smartmedia_8hch.html#a6">STAGE_LOAD_PRESET</a>:
00182 <a class="code" href="events_8hcc.html#a0">presets_default_values</a>[(address -ADDRESS_PRESET_DEMO_START) <- 10] = mask;
00183 }
00184
00185 <span class="preprocessor">#else</span>
00186 <span class="preprocessor"></span> data = 0x0000ff00;
00187 <span class="preprocessor">#endif</span>
00188 <span class="preprocessor"></span> <span class="comment">/*</span>
00189 <span class="comment"> * Now that we have gathered all pixel data, store it in ram.</span>
00190 <span class="comment"> */</span>
00191 PalPL2RAMWrite(RAM_BANK0, data);
00192
00193 <span class="preprocessor">#if HAVE_DEBUG</span>
00194 <span class="preprocessor"></span> <span class="comment">/*</span>
00195 <span class="comment"> * Print some nice stats about data loading.</span>
00196 <span class="comment"> */</span>
00197 <span class="keywordflow">if</span> (!(address <- 10)) {
00198 print_cr();
00199 print_hex_value(0 @ (address \\ 11));
00200 print_string(<span class="stringliteral">" / 000001C2 | data: "</span>);
00201 print_hex_value(data <- 32);
00202 }
00203 <span class="preprocessor">#endif</span>
00204 <span class="preprocessor"></span>
00205 <span class="comment">/*</span>
00206 <span class="comment"> * Finally increase al our indexes approperiatly.</span>
00207 <span class="comment"> */</span>
00208 smartmedia_address += 3;
00209 smartmedia_address_mask++;
00210 }
00211
00212 <span class="comment">/*</span>
00213 <span class="comment"> * This block needs to probably move up into the fore loop where we</span>
00214 <span class="comment"> * calculate these settings later.</span>
00215 <span class="comment"> */</span>
00216 skindata->area_spectrum_top = 200;
00217 skindata->area_spectrum_bottom = 335;
00218 skindata->area_spectrum_left = 77;
00219 skindata->area_spectrum_right = 575;
00220 skindata->area_waveform_top = 46;
00221 skindata->area_waveform_bottom = 118;
00222 skindata->area_waveform_left = 76;
00223 skindata->area_waveform_right = 413;
00224 skindata->area_volume_top = 112;
00225 skindata->area_volume_bottom = 66;
00226 skindata->area_volume_left = 439;
00227 skindata->area_volume_right = 455;
00228 skindata->color_area_volume = PIXEL_VOLUME;
00229 skindata->color_area_waveform = PIXEL_WAVEFORM;
00230 <span class="comment">// skindata->color_area_spectrum_top = PIXEL_SPECTRUM;</span>
00231 <span class="comment">// skindata->color_area_spectrum_bottom = PIXEL_SPECTRUM;</span>
00232 skindata->color_equalizer = PIXEL_EQUALIZER;
00233 } <span class="comment">/* --- smartmedia_loaddata() --- */</span>
</pre></div><hr size="1"><address style="align: right;"><small>Generated on Thu Dec 9 14:37:07 2004 for Graphic Equalizer 2 by
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