关于MmGetPhysicalAddress

多谢各位的指点，继续请教：
1。函数MmGetPhysicalAddress的用法及包含的头文件
2。在那里可以查到相关资料？

MmGetPhysicalAddress
PHYSICAL_ADDRESS
  MmGetPhysicalAddress(
  IN PVOID BaseAddress
  );
MmGetPhysicalAddress returns the physical address corresponding to a valid virtual address.

Parameters
BaseAddress
Points to the virtual address for which to return the physical address.
Include
ntddk.h

Return Value
MmGetPhysicalAddress returns the physical address that corresponds to the given virtual address.

Comments
Callers of MmGetPhysicalAddress can be running at any IRQL, provided that the BaseAddress value is valid.

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