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From a0e7bc11c8d95e18be89bc96a82d3482b929c0b5 Mon Sep 17 00:00:00 2001
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From: Daniel Molkentin <dmolkentin@suse.com>
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Date: Thu, 14 Dec 2017 12:24:53 +0100
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Subject: [PATCH] Simplify microcode lookup for for AMD CPUs
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Suggested by Tom Lendacky <thomas.lendacky@amd.com>
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Cherry-picked from: 19453dc8744e6a59725c43b61b2e3db01cb4c57c
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Resolves: #1476039
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---
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dracut-functions.sh | 9 ++-------
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1 file changed, 2 insertions(+), 7 deletions(-)
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diff --git a/dracut-functions.sh b/dracut-functions.sh
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index ef52274f..98a4b88b 100755
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--- a/dracut-functions.sh
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+++ b/dracut-functions.sh
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@@ -1738,13 +1738,8 @@ get_ucode_file ()
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local stepping=`grep -E "stepping" /proc/cpuinfo | head -1 | sed s/.*:\ //`
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if [[ "$(get_cpu_vendor)" == "AMD" ]]; then
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- # If family greater or equal than 0x15
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- if [[ $family -ge 23 ]]; then
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- printf "microcode_amd_fam17h.bin"
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- elif [[ $family -eq 22 ]]; then
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- printf "microcode_amd_fam16h.bin"
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- elif [[ $family -eq 21 ]]; then
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- printf "microcode_amd_fam15h.bin"
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+ if [[ $family -ge 21 ]]; then
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+ printf "microcode_amd_fam%xh.bin" $family
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else
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printf "microcode_amd.bin"
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fi
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