<p>Rizwan Qureshi has uploaded this change for <strong>review</strong>.</p><p><a href="https://review.coreboot.org/27365">View Change</a></p><pre style="font-family: monospace,monospace; white-space: pre-wrap;">cpu/intel/microcode:[WIP] Add helper functions<br><br>Add 4 helper functions:<br>* get_current_microcode_rev<br> return the the version of the currently running microcode.<br>* get_microcode_rev<br> extract microcode revision from the given patch.<br>* get_microcode_size<br> extract microcode size from the given patch.<br>* get_microcode_checksum<br> extract checksum from the given patch.<br><br>Change-Id: I67a08ba40b393874d8cc17363fefe21e2ea904f3<br>Signed-off-by: Rizwan Qureshi <rizwan.qureshi@intel.com><br>---<br>M src/cpu/intel/microcode/microcode.c<br>M src/include/cpu/intel/microcode.h<br>2 files changed, 29 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/65/27365/1</pre><pre style="font-family: monospace,monospace; white-space: pre-wrap;"><span>diff --git a/src/cpu/intel/microcode/microcode.c b/src/cpu/intel/microcode/microcode.c</span><br><span>index 272edb5..8cfcb95 100644</span><br><span>--- a/src/cpu/intel/microcode/microcode.c</span><br><span>+++ b/src/cpu/intel/microcode/microcode.c</span><br><span>@@ -113,6 +113,26 @@</span><br><span> #endif</span><br><span> }</span><br><span> </span><br><span style="color: hsl(120, 100%, 40%);">+uint32_t get_current_microcode_rev(void)</span><br><span style="color: hsl(120, 100%, 40%);">+{</span><br><span style="color: hsl(120, 100%, 40%);">+ return read_microcode_rev();</span><br><span style="color: hsl(120, 100%, 40%);">+}</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+uint32_t get_microcode_rev(const void *microcode)</span><br><span style="color: hsl(120, 100%, 40%);">+{</span><br><span style="color: hsl(120, 100%, 40%);">+ return ((struct microcode *)microcode)->rev;</span><br><span style="color: hsl(120, 100%, 40%);">+}</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+uint32_t get_microcode_size(const void *microcode)</span><br><span style="color: hsl(120, 100%, 40%);">+{</span><br><span style="color: hsl(120, 100%, 40%);">+ return ((struct microcode *)microcode)->total_size;</span><br><span style="color: hsl(120, 100%, 40%);">+}</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+uint32_t get_microcode_checksum(const void *microcode)</span><br><span style="color: hsl(120, 100%, 40%);">+{</span><br><span style="color: hsl(120, 100%, 40%);">+ return ((struct microcode *)microcode)->cksum;</span><br><span style="color: hsl(120, 100%, 40%);">+}</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span> const void *intel_microcode_find(void)</span><br><span> {</span><br><span> const struct microcode *ucode_updates;</span><br><span>diff --git a/src/include/cpu/intel/microcode.h b/src/include/cpu/intel/microcode.h</span><br><span>index 0783ace..9170c02 100644</span><br><span>--- a/src/include/cpu/intel/microcode.h</span><br><span>+++ b/src/include/cpu/intel/microcode.h</span><br><span>@@ -31,4 +31,13 @@</span><br><span> * required, will skip microcode update if true. */</span><br><span> int soc_skip_ucode_update(u32 currrent_patch_id, u32 new_patch_id);</span><br><span> </span><br><span style="color: hsl(120, 100%, 40%);">+/* return the the version of the currently running microcode */</span><br><span style="color: hsl(120, 100%, 40%);">+uint32_t get_current_microcode_rev(void);</span><br><span style="color: hsl(120, 100%, 40%);">+</span><br><span style="color: hsl(120, 100%, 40%);">+/* extract microcode revision from the given patch */</span><br><span style="color: hsl(120, 100%, 40%);">+uint32_t get_microcode_rev(const void *microcode);</span><br><span style="color: hsl(120, 100%, 40%);">+/* extract microcode size from the given patch */</span><br><span style="color: hsl(120, 100%, 40%);">+uint32_t get_microcode_size(const void *microcode);</span><br><span style="color: hsl(120, 100%, 40%);">+/* extract checksum from the given patch */</span><br><span style="color: hsl(120, 100%, 40%);">+uint32_t get_microcode_checksum(const void *microcode);</span><br><span> #endif</span><br><span></span><br></pre><p>To view, visit <a href="https://review.coreboot.org/27365">change 27365</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/27365"/><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: I67a08ba40b393874d8cc17363fefe21e2ea904f3 </div>
<div style="display:none"> Gerrit-Change-Number: 27365 </div>
<div style="display:none"> Gerrit-PatchSet: 1 </div>
<div style="display:none"> Gerrit-Owner: Rizwan Qureshi <rizwan.qureshi@intel.com> </div>