<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" "http://www.w3.org/TR/REC-html40/loose.dtd">
<html lang="en" style="--code-editor-font: var(--default-mono-font, "GitLab Mono"), JetBrains Mono, Menlo, DejaVu Sans Mono, Liberation Mono, Consolas, Ubuntu Mono, Courier New, andale mono, lucida console, monospace;">
<head>
<meta content="text/html; charset=UTF-8" http-equiv="Content-Type">
<title>
GitLab
</title>
<style data-premailer="ignore" type="text/css">
a { color: #1068bf; }
</style>
<style>img {
max-width: 100%; height: auto;
}
body {
font-size: .875rem;
}
body {
-webkit-text-shadow: rgba(255,255,255,.01) 0 0 1px;
}
body {
font-family: "GitLab Sans",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Noto Sans",Ubuntu,Cantarell,"Helvetica Neue",sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji"; font-size: inherit;
}
</style>
</head>
<body style="font-size: inherit; -webkit-text-shadow: rgba(255,255,255,.01) 0 0 1px; font-family: "GitLab Sans",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Noto Sans",Ubuntu,Cantarell,"Helvetica Neue",sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji";">
<div class="content">
<p class="details" style="font-style: italic; color: #626168;">
<a href="https://gitlab.rtems.org/thnkslprpt">Avi Weiss</a> created an issue: <a href="https://gitlab.rtems.org/rtems/rtos/rtems/-/issues/5588">#5588</a>
</p>
<div class="md" style="position: relative; z-index: 1; color: #3a383f; word-wrap: break-word;">
<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>
</h2>
<p dir="auto" style="color: #3a383f; margin: 0 0 1rem;" align="initial">In <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;">bsps/arm/tms570/start/init_esm.c</code> writing zero to enable the error pin channels and interrupts does not have the desired effect:</p>
<div class="gl-relative markdown-code-block js-markdown-code">
<pre data-canonical-lang="c" class="code highlight js-syntax-highlight language-c" 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="c" style="margin-top: 0;"><span class="kt" style="margin-top: 0;">void</span> <span class="nf">tms570_esm_init</span><span class="p">(</span> <span class="kt">void</span> <span class="p">)</span></span>
<span id="LC2" class="line" lang="c"><span class="p" style="margin-top: 0;">{</span></span>
<span id="LC3" class="line" lang="c"> <span class="cm" style="margin-top: 0;">/** - Disable error pin channels */</span></span>
<span id="LC4" class="line" lang="c"> <span class="n" style="margin-top: 0;">TMS570_ESM</span><span class="p">.</span><span class="n">DEPAPR1</span> <span class="o">=</span> <span class="mh">0xFFFFFFFFU</span><span class="p">;</span></span>
<span id="LC5" class="line" lang="c"> <span class="n" style="margin-top: 0;">TMS570_ESM</span><span class="p">.</span><span class="n">IEPCR4</span> <span class="o">=</span> <span class="mh">0xFFFFFFFFU</span><span class="p">;</span></span>
<span id="LC6" class="line" lang="c"></span>
<span id="LC7" class="line" lang="c"> <span class="cm" style="margin-top: 0;">/** - Disable interrupts */</span></span>
<span id="LC8" class="line" lang="c"> <span class="n" style="margin-top: 0;">TMS570_ESM</span><span class="p">.</span><span class="n">IECR1</span> <span class="o">=</span> <span class="mh">0xFFFFFFFFU</span><span class="p">;</span></span>
<span id="LC9" class="line" lang="c"> <span class="n" style="margin-top: 0;">TMS570_ESM</span><span class="p">.</span><span class="n">IECR4</span> <span class="o">=</span> <span class="mh">0xFFFFFFFFU</span><span class="p">;</span></span>
<span id="LC10" class="line" lang="c"></span>
<span id="LC11" class="line" lang="c"><span class="p" style="margin-top: 0;">...</span></span>
<span id="LC12" class="line" lang="c"></span>
<span id="LC13" class="line" lang="c"> <span class="cm" style="margin-top: 0;">/** - Enable error pin channels */</span></span>
<span id="LC14" class="line" lang="c"> <span class="n" style="margin-top: 0;">TMS570_ESM</span><span class="p">.</span><span class="n">EEPAPR1</span> <span class="o">=</span> <span class="mh">0x00000000</span><span class="p">;</span></span>
<span id="LC15" class="line" lang="c"></span>
<span id="LC16" class="line" lang="c"> <span class="n" style="margin-top: 0;">TMS570_ESM</span><span class="p">.</span><span class="n">IEPSR4</span> <span class="o">=</span> <span class="mh">0x00000000</span><span class="p">;</span></span>
<span id="LC17" class="line" lang="c"></span>
<span id="LC18" class="line" lang="c"> <span class="cm" style="margin-top: 0;">/** - Enable interrupts */</span></span>
<span id="LC19" class="line" lang="c"> <span class="n" style="margin-top: 0;">TMS570_ESM</span><span class="p">.</span><span class="n">IESR1</span> <span class="o">=</span> <span class="mh">0x00000000</span><span class="p">;</span></span>
<span id="LC20" class="line" lang="c"></span>
<span id="LC21" class="line" lang="c"> <span class="n" style="margin-top: 0;">TMS570_ESM</span><span class="p">.</span><span class="n">IESR4</span> <span class="o">=</span> <span class="mh">0x00000000</span><span class="p">;</span></span>
<span id="LC22" class="line" lang="c"><span class="p" style="margin-top: 0;">}</span></span></code></pre>
<copy-code></copy-code><insert-code-snippet></insert-code-snippet>
</div>
<p dir="auto" style="color: #3a383f; margin: 0 0 1rem;" align="initial">These are write-one-to-set registers, so writing zero leaves them all disabled.</p>
<p dir="auto" style="color: #3a383f; margin: 0 0 1rem;" align="initial">e.g. from the 4357x TRM:
<a class="no-attachment-icon gfm" href="https://gitlab.rtems.org/-/project/26/uploads/26a084f39d0fb8ef60a5595fc4b3b42f/image.png" target="_blank" rel="noopener noreferrer" data-canonical-src="/uploads/26a084f39d0fb8ef60a5595fc4b3b42f/image.png" data-link="true" style="margin-top: 0;"><img src="https://gitlab.rtems.org/-/project/26/uploads/26a084f39d0fb8ef60a5595fc4b3b42f/image.png" alt="image" width="762" height="177" data-canonical-src="/uploads/26a084f39d0fb8ef60a5595fc4b3b42f/image.png" class="gfm" style="max-width: 100%; height: auto; margin-top: 0; vertical-align: baseline; object-fit: contain; object-position: top;"></a></p>
<p dir="auto" style="color: #3a383f; margin: 0 0 1rem;" align="initial">and from the 3137x TRM:
<a class="no-attachment-icon gfm" href="https://gitlab.rtems.org/-/project/26/uploads/6339472fa6cdb028bd04140bef8f21d0/image.png" target="_blank" rel="noopener noreferrer" data-canonical-src="/uploads/6339472fa6cdb028bd04140bef8f21d0/image.png" data-link="true" style="margin-top: 0;"><img src="https://gitlab.rtems.org/-/project/26/uploads/6339472fa6cdb028bd04140bef8f21d0/image.png" alt="image" width="692" height="190" data-canonical-src="/uploads/6339472fa6cdb028bd04140bef8f21d0/image.png" class="gfm" style="max-width: 100%; height: auto; margin-top: 0; vertical-align: baseline; object-fit: contain; object-position: top;"></a></p>
<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>
</h2>
<p dir="auto" style="color: #3a383f; margin: 0 0 1rem;" align="initial">I checked these on a TMS570LC43x Launchpad XL.</p>
<p dir="auto" style="color: #3a383f; margin: 0 0 1rem;" align="initial">Logs confirm:</p>
<div class="gl-relative markdown-code-block js-markdown-code">
<pre data-canonical-lang="c" class="code highlight js-syntax-highlight language-c" 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="c" style="margin-top: 0;"><span class="n" style="margin-top: 0;">before</span> <span class="n">init</span><span class="o">:</span> <span class="n">EEPAPR1</span><span class="o">=</span><span class="mo">00000000</span> <span class="n">DEPAPR1</span><span class="o">=</span><span class="mo">00000000</span> <span class="n">IEPSR4</span><span class="o">=</span><span class="mo">00000000</span> <span class="n">IEPCR4</span><span class="o">=</span><span class="mo">00000000</span></span>
<span id="LC2" class="line" lang="c"><span class="n" style="margin-top: 0;">before</span> <span class="n">init</span><span class="o">:</span> <span class="n">IESR1</span><span class="o">=</span><span class="mo">00000000</span> <span class="n">IECR1</span><span class="o">=</span><span class="mo">00000000</span> <span class="n">IESR4</span><span class="o">=</span><span class="mo">00000000</span> <span class="n">IECR4</span><span class="o">=</span><span class="mo">00000000</span></span>
<span id="LC3" class="line" lang="c"></span>
<span id="LC4" class="line" lang="c"><span class="n" style="margin-top: 0;">after</span> <span class="n">init</span><span class="o">:</span> <span class="n">EEPAPR1</span><span class="o">=</span><span class="mo">00000000</span> <span class="n">DEPAPR1</span><span class="o">=</span><span class="mo">00000000</span> <span class="n">IEPSR4</span><span class="o">=</span><span class="mo">00000000</span> <span class="n">IEPCR4</span><span class="o">=</span><span class="mo">00000000</span></span>
<span id="LC5" class="line" lang="c"><span class="n" style="margin-top: 0;">after</span> <span class="n">init</span><span class="o">:</span> <span class="n">IESR1</span><span class="o">=</span><span class="mo">00000000</span> <span class="n">IECR1</span><span class="o">=</span><span class="mo">00000000</span> <span class="n">IESR4</span><span class="o">=</span><span class="mo">00000000</span> <span class="n">IECR4</span><span class="o">=</span><span class="mo">00000000</span></span></code></pre>
<copy-code></copy-code><insert-code-snippet></insert-code-snippet>
</div>
<h2 id="user-content-expected-behaviour" dir="auto" style="margin-top: 20px; margin-bottom: 10px;" align="initial">Expected behaviour<a href="#expected-behaviour" aria-label="Link to heading 'Expected behaviour'" data-heading-content="Expected behaviour" class="anchor" style="margin-top: 0;"></a>
</h2>
<p dir="auto" style="color: #3a383f; margin: 0;" align="initial">Write <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;">FF</code>s (all ones) to <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;">EEPAPR1</code>, <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;">IEPSR4</code>, <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;">IESR1</code> 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;">IESR4</code> at the end of init (instead 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;">0</code>).</p>
</div>
</div>
<div class="footer" style="margin-top: 10px;">
<p style="font-size: small; color: #626168;">
—
<br>
<a href="https://gitlab.rtems.org/rtems/rtos/rtems/-/issues/5588">View it on GitLab</a>.
<br>
You're receiving this email because of your account on <a target="_blank" rel="noopener noreferrer" href="https://gitlab.rtems.org">gitlab.rtems.org</a>. <a href="https://gitlab.rtems.org/-/sent_notifications/3-aw7sbwwq477dnuc9ycr6dh8gt/unsubscribe" target="_blank" rel="noopener noreferrer">Unsubscribe</a> from this thread · <a href="https://gitlab.rtems.org/-/profile/notifications" target="_blank" rel="noopener noreferrer" class="mng-notif-link">Manage all notifications</a> · <a href="https://gitlab.rtems.org/help" target="_blank" rel="noopener noreferrer" class="help-link">Help</a>
<span style="color: transparent; font-size: 0; display: none; overflow: hidden; opacity: 0; width: 0; height: 0; max-width: 0; max-height: 0;">
Notification message regarding https://gitlab.rtems.org/rtems/rtos/rtems/-/issues/5588 at 1779729173
</span>
<script type="application/ld+json">{"@context":"http://schema.org","@type":"EmailMessage","action":{"@type":"ViewAction","name":"View Issue","url":"https://gitlab.rtems.org/rtems/rtos/rtems/-/issues/5588"}}</script>
</p>
</div>
</body>
</html>