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Get Last Backup Information (Function Index 4)

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This function returns information about the saved image.

Registers are defined in the Byte Addressable Energy Backed Interface specification.

Input

Arg3

None.

Output

Field Byte length Byte offset Register Description
Status 4 0 See _DSM Method Output.
Trigger Information 4 4 Byte 0: CSAVE_INFO0 (0, 0x80); Bytes 1-3: Reserved. Information on whether or not there's a valid DRAM image saved in the non-volatile memory subsystem and the trigger source of the save operation.
Save Failure Information 4 8 Byte 0: SAVE_FAIL_INFO0 (0, 0x84); Byte 1: CSAVE_FAIL_INFO1 (0, 0x85); Bytes 2-3: Reserved. Failure information of the save operation.