// wdm.h

typedef struct _MM_PHYSICAL_ADDRESS_LIST {
  PHYSICAL_ADDRESS PhysicalAddress;
  SIZE_T           NumberOfBytes;
} MM_PHYSICAL_ADDRESS_LIST, *PMM_PHYSICAL_ADDRESS_LIST;
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Windows Driver Kit DDI reference (ns-wdm-_mm_physical_address_list)

_MM_PHYSICAL_ADDRESS_LIST structure

Description

The MM_PHYSICAL_ADDRESS_LIST structure specifies a range of physical addresses.

Members

`PhysicalAddress`

The starting physical address of the range. This address must be aligned to a page boundary in physical memory.

`NumberOfBytes`

The number of bytes in the range. This member must be nonzero and an integer multiple of the memory page size.

Remarks

The first parameter to the MmAllocateMdlForIoSpace routine is a pointer to an array of MM_PHYSICAL_ADDRESS_LIST structures.

MM_PHYSICAL_ADDRESS_LIST - NtDoc