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MdeModulePkg: Use configurable PCD for AHCI command retries

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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>
This commit is contained in:
Baraneedharan Anbazhagan
2022-09-07 23:23:32 -05:00
committed by mergify[bot]
parent 970e262949
commit db7afaee91
4 changed files with 11 additions and 2 deletions
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2
MdeModulePkg/Bus/Ata/AtaAtapiPassThru/AhciMode.h
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@ -193,7 +193,7 @@ typedef union {
#define AHCI_PORT_DEVSLP_DITO_MASK 0x01FF8000
#define AHCI_PORT_DEVSLP_DM_MASK 0x1E000000
#define AHCI_COMMAND_RETRIES 5
#define AHCI_COMMAND_RETRIES (PcdGet32 (PcdAhciCommandRetryCount))
#pragma pack(1)
//