From: Daniel Molkentin <dmolkentin@suse.com>
Date: Thu, 14 Dec 2017 11:24:53 +0000 (+0100)
Subject: Simplify microcode lookup for for AMD CPUs
X-Git-Tag: 047~70^2
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=19453dc8744e6a59725c43b61b2e3db01cb4c57c;p=thirdparty%2Fdracut.git

Simplify microcode lookup for for AMD CPUs

Suggested by Tom Lendacky <thomas.lendacky@amd.com>
---

diff --git a/dracut-functions.sh b/dracut-functions.sh
index 642dcf095..e99c4533e 100755
--- a/dracut-functions.sh
+++ b/dracut-functions.sh
@@ -662,13 +662,8 @@ get_ucode_file ()
     local stepping=`grep -E "stepping" /proc/cpuinfo | head -1 | sed s/.*:\ //`
 
     if [[ "$(get_cpu_vendor)" == "AMD" ]]; then
-        # If family greater than or equal to 0x17
-        if [[ $family -ge 23 ]]; then
-            printf "microcode_amd_fam17h.bin"
-        elif [[ $family -eq 22 ]]; then
-            printf "microcode_amd_fam16h.bin"
-        elif [[ $family -eq 21 ]]; then
-            printf "microcode_amd_fam15h.bin"
+        if [[ $family -ge 21 ]]; then
+            printf "microcode_amd_fam%xh.bin" $family
         else
             printf "microcode_amd.bin"
         fi