<p>Arthur Heymans has uploaded this change for <strong>review</strong>.</p><p><a href="https://review.coreboot.org/27100">View Change</a></p><pre style="font-family: monospace,monospace; white-space: pre-wrap;">nb/intel/x4x: Issue a hard reset with empty MRC cache on warm reset<br><br>The dram controller cannot fully initialize the memory controller on<br>warm reset (receive enable calibration consistently fails).<br><br>This option is mostly useful when rebooting after having flashed a new<br>rom which overwrites the mrc cache region.<br><br>Change-Id: I405c0eca076fe081641ede9a670f734c98cbf8fc<br>Signed-off-by: Arthur Heymans <arthur@aheymans.xyz><br>---<br>M src/northbridge/intel/x4x/raminit.c<br>1 file changed, 3 insertions(+), 0 deletions(-)<br><br></pre><pre style="font-family: monospace,monospace; white-space: pre-wrap;">git pull ssh://review.coreboot.org:29418/coreboot refs/changes/00/27100/1</pre><pre style="font-family: monospace,monospace; white-space: pre-wrap;"><span>diff --git a/src/northbridge/intel/x4x/raminit.c b/src/northbridge/intel/x4x/raminit.c</span><br><span>index d41b74c..30c6477 100644</span><br><span>--- a/src/northbridge/intel/x4x/raminit.c</span><br><span>+++ b/src/northbridge/intel/x4x/raminit.c</span><br><span>@@ -653,6 +653,9 @@</span><br><span>                         /* Failed S3 resume, reset to come up cleanly */</span><br><span>                     outb(0x6, 0xcf9);</span><br><span>                    halt();</span><br><span style="color: hsl(120, 100%, 40%);">+               } else if (boot_path == BOOT_PATH_WARM_RESET) {</span><br><span style="color: hsl(120, 100%, 40%);">+                       outb(0xe, 0xcf9);</span><br><span style="color: hsl(120, 100%, 40%);">+                     halt();</span><br><span>              }</span><br><span>            ctrl_cached = NULL;</span><br><span>  } else {</span><br><span></span><br></pre><p>To view, visit <a href="https://review.coreboot.org/27100">change 27100</a>. To unsubscribe, or for help writing mail filters, visit <a href="https://review.coreboot.org/settings">settings</a>.</p><div itemscope itemtype="http://schema.org/EmailMessage"><div itemscope itemprop="action" itemtype="http://schema.org/ViewAction"><link itemprop="url" href="https://review.coreboot.org/27100"/><meta itemprop="name" content="View Change"/></div></div>

<div style="display:none"> Gerrit-Project: coreboot </div>
<div style="display:none"> Gerrit-Branch: master </div>
<div style="display:none"> Gerrit-MessageType: newchange </div>
<div style="display:none"> Gerrit-Change-Id: I405c0eca076fe081641ede9a670f734c98cbf8fc </div>
<div style="display:none"> Gerrit-Change-Number: 27100 </div>
<div style="display:none"> Gerrit-PatchSet: 1 </div>
<div style="display:none"> Gerrit-Owner: Arthur Heymans <arthur@aheymans.xyz> </div>