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MdeModulePkg/NvmExpressPei: Use PCI_DEVICE_PPI to manage Nvme device

Browse Source 
https://bugzilla.tianocore.org/show_bug.cgi?id=4017

This change modifies NvmExpressPei library
to allow usage both EDKII_PCI_DEVICE_PPI and
EDKII_NVM_EXPRESS_HOST_CONTROLLER_PPI to manage Nvme device.

Cc: Hao A Wu <hao.a.wu@intel.com>
Cc: Ray Ni <ray.ni@intel.com>
Signed-off-by: Xiao X Chen <xiao.x.chen@intel.com>
Reviewed-by: Hao A Wu <hao.a.wu@intel.com>
This commit is contained in:
Chen, Xiao X
2022-08-30 13:46:48 +08:00
committed by mergify[bot]
parent 31a94f7fba
commit 9ca7ece8b3
4 changed files with 488 additions and 252 deletions
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44
MdeModulePkg/Bus/Pci/NvmExpressPei/DevicePath.c
View File

@ -37,50 +37,6 @@ EFI_DEVICE_PATH_PROTOCOL mNvmeEndDevicePathNodeTemplate = {
}
};
/**
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.