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<a href="https://gitlab.rtems.org/frank_k">Frank Kuehndel</a> created an issue: <a href="https://gitlab.rtems.org/rtems/rtos/rtems/-/issues/5571">#5571</a>
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<h2 id="user-content-summary" dir="auto" style="margin-top: 0; margin-bottom: 10px;" align="initial">Summary<a href="#summary" aria-label="Link to heading 'Summary'" data-heading-content="Summary" class="anchor" style="margin-top: 0;"></a>
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<p dir="auto" style="color: #3a383f; margin: 0 0 1rem;" align="initial">The BSP <code style="font-size: 90%; color: #18171d; word-wrap: break-word; background-color: #ececef; border-radius: .25rem; margin-top: 0; font-weight: inherit; overflow-wrap: break-word; white-space: break-spaces; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: keep-all; padding: 0.125rem 0.25rem;">riscv/rv64imafdc</code> can be build but installing it fails with <code style="font-size: 90%; color: #18171d; word-wrap: break-word; background-color: #ececef; border-radius: .25rem; font-weight: inherit; overflow-wrap: break-word; white-space: break-spaces; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: keep-all; padding: 0.125rem 0.25rem;">source not found: 'include/bsp/riscv-mmu.h'</code>:</p>
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<pre class="code highlight js-syntax-highlight language-plaintext" v-pre="true" style="display: block; font-size: 14px; color: #3a383f; line-height: 1.6em; overflow-x: auto; border-radius: .25rem; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: #fbfafd; margin: 0 0 1rem; padding: 12px; border: 1px solid #dcdcde;"><code style="font-size: inherit; color: inherit; word-wrap: normal; word-break: keep-all; background-color: inherit; border-radius: .25rem; white-space: pre; margin-top: 0; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; overflow-wrap: normal; padding: unset;"><span id="LC1" class="line" lang="plaintext" style="margin-top: 0;">$ cat >config.ini <<"EOF"</span>
<span id="LC2" class="line" lang="plaintext">[sparc/leon3]</span>
<span id="LC3" class="line" lang="plaintext">RTEMS_SMP = True</span>
<span id="LC4" class="line" lang="plaintext">[riscv/rv64imafdc]</span>
<span id="LC5" class="line" lang="plaintext">EOF</span></code></pre>
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<pre class="code highlight js-syntax-highlight language-plaintext" v-pre="true" style="display: block; font-size: 14px; color: #3a383f; line-height: 1.6em; overflow-x: auto; border-radius: .25rem; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: #fbfafd; margin: 0 0 1rem; padding: 12px; border: 1px solid #dcdcde;"><code style="font-size: inherit; color: inherit; word-wrap: normal; word-break: keep-all; background-color: inherit; border-radius: .25rem; white-space: pre; margin-top: 0; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; overflow-wrap: normal; padding: unset;"><span id="LC1" class="line" lang="plaintext" style="margin-top: 0;">$ ./waf configure --prefix=/opt/rtems/7</span>
<span id="LC2" class="line" lang="plaintext">$ ./waf</span>
<span id="LC3" class="line" lang="plaintext">$ ./waf install</span></code></pre>
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<p dir="auto" style="color: #3a383f; margin: 0 0 1rem;" align="initial">ends with error message:</p>
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<pre class="code highlight js-syntax-highlight language-plaintext" v-pre="true" style="display: block; font-size: 14px; color: #3a383f; line-height: 1.6em; overflow-x: auto; border-radius: .25rem; position: relative; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: break-all; word-wrap: break-word; background-color: #fbfafd; margin: 0 0 1rem; padding: 12px; border: 1px solid #dcdcde;"><code style="font-size: inherit; color: inherit; word-wrap: normal; word-break: keep-all; background-color: inherit; border-radius: .25rem; white-space: pre; margin-top: 0; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; overflow-wrap: normal; padding: unset;"><span id="LC1" class="line" lang="plaintext" style="margin-top: 0;">source not found: 'include/bsp/riscv-mmu.h' in bld(source=[], target='', meths=['process_install_task', 'process_rule', 'process_source'], features=['install_task'], path=/home/ferris/rtems, idx=18, tg_idx_count=18, install_to='${BSP_INCLUDEDIR}', install_from=['include/bsp/riscv-mmu.h'], dest='${BSP_INCLUDEDIR}', type='install_files', posted=True, install_task=</span>
<span id="LC2" class="line" lang="plaintext"> {task 140512909441776: inst -> }) in /home/ferris/rtems</span></code></pre>
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<p dir="auto" style="color: #3a383f; margin: 0 0 1rem;" align="initial">The error is likely related to <a href="https://gitlab.rtems.org/rtems/rtos/rtems/-/issues/5540" title="Support RISC-V MMU in S-Mode" class="gfm gfm-issue" data-original="#5540" data-link="true" data-link-reference="true" data-issue="29607" data-project="26" data-iid="5540" data-namespace-path="rtems/rtos/rtems" data-project-path="rtems/rtos/rtems" data-issue-type="issue" data-container="body" data-placement="top" data-reference-type="issue" style="margin-top: 0;">#5540 (closed)</a> and commit <code style="font-size: 90%; color: #18171d; word-wrap: break-word; background-color: #ececef; border-radius: .25rem; font-weight: inherit; overflow-wrap: break-word; white-space: break-spaces; font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; word-break: keep-all; padding: 0.125rem 0.25rem;">7fa05a688b5d61edcf35a1d6065bb02ddf54ada4</code> <em>spec/riscv: add MMU options and enable in build</em>.</p>
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<th style="line-height: 1.25rem; margin-top: 0; padding: 10px 16px; border-color: #dcdcde; border-style: solid; border-width: 1px 1px 0;" bgcolor="#ececef" valign="top"></th>
<th style="line-height: 1.25rem; padding: 10px 16px; border-color: #dcdcde; border-style: solid; border-width: 1px 1px 0;" bgcolor="#ececef" valign="top">Version/Commit</th>
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<td style="line-height: 1.25rem; margin-top: 0; padding: 10px 16px; border: 1px solid #dcdcde;" valign="top">Date:</td>
<td style="line-height: 1.25rem; padding: 10px 16px; border: 1px solid #dcdcde;" valign="top">2026-05-12T15:56:05+02:00</td>
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<td style="line-height: 1.25rem; margin-top: 0; padding: 10px 16px; border: 1px solid #dcdcde;" valign="top">rtems-docs:</td>
<td style="line-height: 1.25rem; padding: 10px 16px; border: 1px solid #dcdcde;" valign="top">e28878b7ab2cfba474b2c9d8e8f47bf889759503</td>
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<td style="line-height: 1.25rem; margin-top: 0; padding: 10px 16px; border: 1px solid #dcdcde;" valign="top">rtems-source-builder:</td>
<td style="line-height: 1.25rem; padding: 10px 16px; border: 1px solid #dcdcde;" valign="top">3168d60b7f721c310562ac691de7d91834ff671c</td>
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<td style="line-height: 1.25rem; margin-top: 0; padding: 10px 16px; border: 1px solid #dcdcde;" valign="top">rtems:</td>
<td style="line-height: 1.25rem; padding: 10px 16px; border: 1px solid #dcdcde;" valign="top"><a href="https://gitlab.rtems.org/rtems/rtos/rtems/-/commit/8bee39f21cbddfc1e5beaebc763876912241bb4c" title="riscv: add mstrict-align for mpfs and beaglevfire" class="gfm gfm-commit has-tooltip" data-original="8bee39f21cbddfc1e5beaebc763876912241bb4c" data-link="false" data-link-reference="false" data-commit="8bee39f21cbddfc1e5beaebc763876912241bb4c" data-project="26" data-container="body" data-placement="top" data-reference-type="commit" style="font-family: "GitLab Mono", "JetBrains Mono", "Menlo", "DejaVu Sans Mono", "Liberation Mono", "Consolas", "Ubuntu Mono", "Courier New", "andale mono", "lucida console", monospace; font-variant-ligatures: none; font-size: 95%; margin-top: 0;">8bee39f2</a></td>
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<td style="line-height: 1.25rem; margin-top: 0; padding: 10px 16px; border: 1px solid #dcdcde;" valign="top">OS:</td>
<td style="line-height: 1.25rem; padding: 10px 16px; border: 1px solid #dcdcde;" valign="top">Ubuntu 24.04.4 LTS</td>
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<td style="line-height: 1.25rem; margin-top: 0; padding: 10px 16px; border: 1px solid #dcdcde;" valign="top">CI job:</td>
<td style="line-height: 1.25rem; padding: 10px 16px; border: 1px solid #dcdcde;" valign="top">rtems-rust-doc-check#6173</td>
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<h2 id="user-content-steps-to-reproduce" dir="auto" style="margin-top: 20px; margin-bottom: 10px;" align="initial">Steps to reproduce<a href="#steps-to-reproduce" aria-label="Link to heading 'Steps to reproduce'" data-heading-content="Steps to reproduce" class="anchor" style="margin-top: 0;"></a>
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<p dir="auto" style="color: #3a383f; margin: 0;" align="initial">Follow the instructions in the RTEMS User Manual section <a href="https://docs.rtems.org/docs/main/user/rust/bare-metal.html#build-and-install-the-rtems-bsps" rel="nofollow noreferrer noopener" target="_blank" style="margin-top: 0;">16.1. Bare Metal Rust with RTEMS</a>.</p>
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