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MdeModulePkg/Bus: Fix port multiplier port in AhciPei PEIM #4471

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@NeoHsueh NeoHsueh commented Jun 2, 2023

MdeModulePkg/Bus: Fix port multiplier port in AhciPei PEIM

If there is no port multiplier, PortMultiplierPort should be converted
to 0 to follow AHCI spec.
The same logic already applied in AtaAtapiPassThruDxe driver.

Signed-off-by: Neo Hsueh Hong-Chih.Hsueh@amd.com
Reviewed-by: Hao A Wu hao.a.wu@intel.com

If there is no port multiplier, PortMultiplierPort should be converted
to 0 to follow AHCI spec.
The same logic already applied in AtaAtapiPassThruDxe driver.

Signed-off-by: Neo Hsueh <Hong-Chih.Hsueh@amd.com>
Reviewed-by: Hao A Wu <hao.a.wu@intel.com>
@lersek lersek closed this Oct 4, 2023
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