diff options
| author | XP Chen <xiao-peng.chen@fii-na.com> | 2021-06-18 00:45:18 +0300 |
|---|---|---|
| committer | Vivekanand Veeracholan <vveerach@google.com> | 2021-06-18 22:00:01 +0300 |
| commit | 06bb2750c274397ca44fd7d98a2827653d420dc9 (patch) | |
| tree | 586a39d470db9230d03cee0a2eb32b9429f2dd92 /meta-fii | |
| parent | 8fe3fbad4e4ca00c29f538753bbf19c4755642a5 (diff) | |
| download | openbmc-06bb2750c274397ca44fd7d98a2827653d420dc9.tar.xz | |
meta-fii/meta-kudo: Set Ampere CPU LPI_FREQ_Disable
Add method to disable LPI mode for Ampere CPU when flash kudo bios
Signed-off-by: XP Chen <xiao-peng.chen@fii-na.com>
Change-Id: Ieec4b93bceceb9e809482b14686582d0b1cbc971
Diffstat (limited to 'meta-fii')
| -rw-r--r-- | meta-fii/meta-kudo/recipes-kudo/kudo-fw-utility/kudo-fw/kudo-fw.sh | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/meta-fii/meta-kudo/recipes-kudo/kudo-fw-utility/kudo-fw/kudo-fw.sh b/meta-fii/meta-kudo/recipes-kudo/kudo-fw-utility/kudo-fw/kudo-fw.sh index 1ef73cc13e..d103747b23 100644 --- a/meta-fii/meta-kudo/recipes-kudo/kudo-fw-utility/kudo-fw/kudo-fw.sh +++ b/meta-fii/meta-kudo/recipes-kudo/kudo-fw-utility/kudo-fw/kudo-fw.sh @@ -41,6 +41,8 @@ function fwbios() { dd if=$1 bs=1024 skip=17156 count=256 of=/run/initramfs/myscp.img fwscp /run/initramfs/myscp.img fi + # Disable LPI mode NV_SI_CPU_LPI_FREQ_DISABLE. + nvparm -s 0x1 -o 0x114090 rm -f $1 } |