Here are the data structures with brief descriptions:

_EMU_BLOCK_IO_PROTOCOL
_EMU_GRAPHICS_WINDOW_PROTOCOL
_EMU_IO_THUNK_PROTOCOL
_EMU_SNP_PROTOCOL
_EMU_THREAD_THUNK_PROTOCOL
_EMU_THUNK_PROTOCOL
EMU_GRAPHICS_WINDOWS__BLT_ARGS
EMU_MAGIC_PAGE_LAYOUT
EMU_SYSTEM_CONFIGURATION
EMU_THUNK_DEVICE_PATH
EMU_THUNK_PPI
EMU_VENDOR_DEVICE_PATH_NODE
SMBIOS_TEMPLATE_ENTRY