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184 <div class="section" id="am6-host-descriptions">
185 <h1>AM6 Host Descriptions<a class="headerlink" href="#am6-host-descriptions" title="Permalink to this headline">¶</a></h1>
186 <div class="section" id="introduction">
187 <span id="soc-doc-am6-public-host-desc-intro"></span><h2>Introduction<a class="headerlink" href="#introduction" title="Permalink to this headline">¶</a></h2>
188 <p>This chapter provides information of Host IDs that are permitted in the am6
189 SoC. These host IDs represent processing entities (or PEs) which is mandatory
190 identification of a Host in a processor.</p>
191 <p>Typically a host is a ‘compute entity’ which may be an actual processor or even
192 a virtual machine. We just use host or processing entity to indicate the same
193 thing.</p>
194 </div>
195 <div class="section" id="enumeration-of-host-ids">
196 <span id="soc-doc-am6-public-host-desc-host-list"></span><h2>Enumeration of Host IDs<a class="headerlink" href="#enumeration-of-host-ids" title="Permalink to this headline">¶</a></h2>
197 <table border="1" class="docutils">
198 <colgroup>
199 <col width="13%" />
200 <col width="15%" />
201 <col width="23%" />
202 <col width="49%" />
203 </colgroup>
204 <thead valign="bottom">
205 <tr class="row-odd"><th class="head">Host ID</th>
206 <th class="head">Host Name</th>
207 <th class="head">Security Status</th>
208 <th class="head">Description</th>
209 </tr>
210 </thead>
211 <tbody valign="top">
212 <tr class="row-even"><td>0</td>
213 <td>DMSC</td>
214 <td>Secure</td>
215 <td>Device Management and Security Control</td>
216 </tr>
217 <tr class="row-odd"><td>3</td>
218 <td>R5_0</td>
219 <td>Non Secure</td>
220 <td>Cortex R5 Context 0 on MCU island</td>
221 </tr>
222 <tr class="row-even"><td>4</td>
223 <td>R5_1</td>
224 <td>Secure</td>
225 <td>Cortex R5 Context 1 on MCU island(Boot)</td>
226 </tr>
227 <tr class="row-odd"><td>5</td>
228 <td>R5_2</td>
229 <td>Non Secure</td>
230 <td>Cortex R5 Context 2 on MCU island</td>
231 </tr>
232 <tr class="row-even"><td>6</td>
233 <td>R5_3</td>
234 <td>Secure</td>
235 <td>Cortex R5 Context 3 on MCU island</td>
236 </tr>
237 <tr class="row-odd"><td>10</td>
238 <td>A53_0</td>
239 <td>Secure</td>
240 <td>Cortex A53 context 0 on Main island</td>
241 </tr>
242 <tr class="row-even"><td>11</td>
243 <td>A53_1</td>
244 <td>Secure</td>
245 <td>Cortex A53 context 1 on Main island</td>
246 </tr>
247 <tr class="row-odd"><td>12</td>
248 <td>A53_2</td>
249 <td>Non Secure</td>
250 <td>Cortex A53 context 2 on Main island</td>
251 </tr>
252 <tr class="row-even"><td>13</td>
253 <td>A53_3</td>
254 <td>Non Secure</td>
255 <td>Cortex A53 context 3 on Main island</td>
256 </tr>
257 <tr class="row-odd"><td>14</td>
258 <td>A53_4</td>
259 <td>Non Secure</td>
260 <td>Cortex A53 context 4 on Main island</td>
261 </tr>
262 <tr class="row-even"><td>15</td>
263 <td>A53_5</td>
264 <td>Non Secure</td>
265 <td>Cortex A53 context 5 on Main island</td>
266 </tr>
267 <tr class="row-odd"><td>16</td>
268 <td>A53_6</td>
269 <td>Non Secure</td>
270 <td>Cortex A53 context 6 on Main island</td>
271 </tr>
272 <tr class="row-even"><td>17</td>
273 <td>A53_7</td>
274 <td>Non Secure</td>
275 <td>Cortex A53 context 7 on Main island</td>
276 </tr>
277 <tr class="row-odd"><td>30</td>
278 <td>GPU_0</td>
279 <td>Non Secure</td>
280 <td>SGX544 Context 0 on Main island</td>
281 </tr>
282 <tr class="row-even"><td>31</td>
283 <td>GPU_1</td>
284 <td>Non Secure</td>
285 <td>SGX544 Context 1 on Main island</td>
286 </tr>
287 <tr class="row-odd"><td>50</td>
288 <td>ICSSG_0</td>
289 <td>Non Secure</td>
290 <td>ICSS Context 0 on Main island</td>
291 </tr>
292 <tr class="row-even"><td>51</td>
293 <td>ICSSG_1</td>
294 <td>Non Secure</td>
295 <td>ICSS Context 1 on Main island</td>
296 </tr>
297 <tr class="row-odd"><td>52</td>
298 <td>ICSSG_2</td>
299 <td>Non Secure</td>
300 <td>ICSS Context 2 on Main island</td>
301 </tr>
302 <tr class="row-even"><td>128</td>
303 <td>HOST_ID_ALL</td>
304 <td>N/A</td>
305 <td>Host catch all.
306 Used in board configuration resource
307 assignments to define resource ranges
308 useable by all hosts. Cannot be used</td>
309 </tr>
310 </tbody>
311 </table>
312 <div class="admonition note">
313 <p class="first admonition-title">Note</p>
314 <ul class="last simple">
315 <li>Description provides an intended purpose
316 of the host ID, though on some systems,
317 this might be used differently, backing memory and
318 link allocations are made with the specified purpose
319 in mind</li>
320 <li>Security Status provides an intended purpose for the
321 Host context</li>
322 </ul>
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