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Issue created by <a href="https://gitlab.rtems.org/zbarnett">Zebulun Barnett</a>: <a href="https://gitlab.rtems.org/rtems/pkg/rtems-lwip/-/work_items/24">#24</a>
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<h2 id="user-content-summary" dir="auto" style="margin-top: 0px; margin-bottom: 10px;" align="initial">Summary<a href="#summary" aria-label="Link to heading 'Summary'" data-heading-content="Summary" class="anchor" style="margin-top: 0px;"></a>
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<p dir="auto" style="color: #3a383f; margin: 0px 0px 1rem;" align="initial">With the default <code style="font-size: 90%; color: #18171d; word-wrap: break-word; background-color: #ececef; border-radius: .25rem; margin-top: 0px; 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;">tskIDLE_PRIORITY</code> priority of <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;">RTEMS_MAXIMUM_PRIORITY</code> (255) it appears the "link" (link_detect_thread) never runs since it has the same priority as the idle threads. When I changed the priority to 254, it starts running but then it ends up taking up all the idle time of the CPU it's on.</p>
<p dir="auto" style="color: #3a383f; margin: 0px 0px 1rem;" align="initial"><code style="font-size: 90%; color: #18171d; word-wrap: break-word; background-color: #ececef; border-radius: .25rem; margin-top: 0px; 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;">vTaskDelay(LINK_DETECT_THREAD_INTERVAL / portTICK_RATE_MS)</code></p>
<p dir="auto" style="color: #3a383f; margin: 0px 0px 1rem;" align="initial"><a href="https://gitlab.rtems.org/rtems/pkg/rtems-lwip/-/blob/main/embeddedsw/ThirdParty/sw_services/lwip211/src/contrib/ports/xilinx/netif/xadapter.c?ref_type=heads#L462" style="margin-top: 0px;">https://gitlab.rtems.org/rtems/pkg/rtems-lwip/-/blob/main/embeddedsw/ThirdParty/sw_services/lwip211/src/contrib/ports/xilinx/netif/xadapter.c?ref_type=heads#L462</a></p>
<p dir="auto" style="color: #3a383f; margin: 0px 0px 1rem;" align="initial">ends up working out to be 0 since <code style="font-size: 90%; color: #18171d; word-wrap: break-word; background-color: #ececef; border-radius: .25rem; margin-top: 0px; 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;">LINK_DETECT_THREAD_INTERVAL</code> is 1000 and <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;">portTICK_RATE_MS</code> is some multiple of 1000 so the division always results in 0.</p>
<p dir="auto" style="color: #3a383f; margin: 0px 0px 1rem;" align="initial">I'm guessing <a href="https://gitlab.rtems.org/rtems/pkg/rtems-lwip/-/blob/main/rtemslwip/xilinx/xlwipopts.h?ref_type=heads#L32" style="margin-top: 0px;">https://gitlab.rtems.org/rtems/pkg/rtems-lwip/-/blob/main/rtemslwip/xilinx/xlwipopts.h?ref_type=heads#L32</a></p>
<p dir="auto" style="color: #3a383f; margin: 0px 0px 1rem;" align="initial"><code style="font-size: 90%; color: #18171d; word-wrap: break-word; background-color: #ececef; border-radius: .25rem; margin-top: 0px; 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;">#define portTICK_RATE_MS (rtems_clock_get_ticks_per_second() * 1000)</code></p>
<p dir="auto" style="color: #3a383f; margin: 0px 0px 1rem;" align="initial">should have been</p>
<p dir="auto" style="color: #3a383f; margin: 0px 0px 1rem;" align="initial"><code style="font-size: 90%; color: #18171d; word-wrap: break-word; background-color: #ececef; border-radius: .25rem; margin-top: 0px; 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;">#define portTICK_RATE_MS (rtems_clock_get_ticks_per_second() / 1000)</code></p>
<p dir="auto" style="color: #3a383f; margin: 0px;" align="initial">instead?</p>
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