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MdeModulePkg/AhciPei: Use PCI_DEVICE_PPI to manage AHCI device

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REF: https://bugzilla.tianocore.org/show_bug.cgi?id=3907

This change modifies AhciPei library to allow usage both EDKII_PCI_DEVICE_PPI
and EDKII_PEI_ATA_AHCI_HOST_CONTROLLER_PPI to manage ATA HDD working under
AHCI mode.

Cc: Hao A Wu <hao.a.wu@intel.com>
Cc: Ray Ni <ray.ni@intel.com>
Cc: Liming Gao <gaoliming@byosoft.com.cn>
Signed-off-by: Maciej Czajkowski <maciej.czajkowski@intel.com>
Reviewed-by: Hao A Wu <hao.a.wu@intel.com>
This commit is contained in:
Czajkowski, Maciej
2022-08-02 01:00:09 +08:00
committed by mergify[bot]
parent 86757f0b47
commit a8f59e2eb4
5 changed files with 389 additions and 221 deletions
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44
MdeModulePkg/Bus/Ata/AhciPei/DevicePath.c
View File

@@ -38,50 +38,6 @@ EFI_DEVICE_PATH_PROTOCOL mAhciEndDevicePathNodeTemplate = {
}
};
/**
Returns the 16-bit Length field of a device path node.
Returns the 16-bit Length field of the device path node specified by Node.
Node is not required to be aligned on a 16-bit boundary, so it is recommended
that a function such as ReadUnaligned16() be used to extract the contents of
the Length field.
If Node is NULL, then ASSERT().
@param Node A pointer to a device path node data structure.
@return The 16-bit Length field of the device path node specified by Node.
**/
UINTN
DevicePathNodeLength (
IN CONST VOID *Node
)
{
ASSERT (Node != NULL);
return ReadUnaligned16 ((UINT16 *)&((EFI_DEVICE_PATH_PROTOCOL *)(Node))->Length[0]);
}
/**
Returns a pointer to the next node in a device path.
If Node is NULL, then ASSERT().
@param Node A pointer to a device path node data structure.
@return a pointer to the device path node that follows the device path node
specified by Node.
**/
EFI_DEVICE_PATH_PROTOCOL *
NextDevicePathNode (
IN CONST VOID *Node
)
{
ASSERT (Node != NULL);
return (EFI_DEVICE_PATH_PROTOCOL *)((UINT8 *)(Node) + DevicePathNodeLength (Node));
}
/**
Get the size of the current device path instance.