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| author | Baraneedharan Anbazhagan <anbazhagan@hp.com> | 2022-09-07 23:23:32 -0500 |
|---|---|---|
| committer | mergify[bot] <37929162+mergify[bot]@users.noreply.github.com> | 2022-09-13 02:51:27 +0000 |
| commit | db7afaee91423e988df3160624d04c3c534f294d (patch) | |
| tree | 141de8edbe083b7857e5ed872ac363f6a32a0127 /MdeModulePkg/MdeModulePkg.dec | |
| parent | 970e26294905d2d27369cf4041c6778105754f5e (diff) | |
| download | edk2-db7afaee91423e988df3160624d04c3c534f294d.tar.gz edk2-db7afaee91423e988df3160624d04c3c534f294d.tar.bz2 edk2-db7afaee91423e988df3160624d04c3c534f294d.zip | |
MdeModulePkg: Use configurable PCD for AHCI command retries
REF: https://bugzilla.tianocore.org/show_bug.cgi?id=4011
AHCI commands are retried internally which prevents platform feature
like drive password to process correctly entered password on subsequent
attempts. PCD allows the platform to determine the number of retries.
Signed-off-by: Baraneedharan Anbazhagan <anbazhagan@hp.com>
Reviewed-by: Hao A Wu <hao.a.wu@intel.com>
Diffstat (limited to 'MdeModulePkg/MdeModulePkg.dec')
| -rw-r--r-- | MdeModulePkg/MdeModulePkg.dec | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/MdeModulePkg/MdeModulePkg.dec b/MdeModulePkg/MdeModulePkg.dec index 7d98910832..58e6ab0048 100644 --- a/MdeModulePkg/MdeModulePkg.dec +++ b/MdeModulePkg/MdeModulePkg.dec @@ -1574,6 +1574,10 @@ # @Prompt SD/MMC Host Controller Operations Timeout (us).
gEfiMdeModulePkgTokenSpaceGuid.PcdSdMmcGenericTimeoutValue|1000000|UINT32|0x00000031
+ ## The Retry Count of AHCI command if there is a failure
+ # @Prompt The value of Retry Count, Default value is 5.
+ gEfiMdeModulePkgTokenSpaceGuid.PcdAhciCommandRetryCount|5|UINT32|0x00000032
+
[PcdsPatchableInModule, PcdsDynamic, PcdsDynamicEx]
## This PCD defines the Console output row. The default value is 25 according to UEFI spec.
# This PCD could be set to 0 then console output would be at max column and max row.
|