INT 15 - Advanced Power Management Specification - SUSPEND SYSTEM
AX = 5307h
BX = 0001h
CX = 0002h
Return: after system is resumed
CF clear
Notes:  puts the entire system into a low-power suspended state; normally
called in response to a Suspend System Request notification after
any necessary processing, but may also be invoked at the caller's
discretion
should not be called from within a hardware interrupt handler to avoid
reentrance problems
the caller may need to update its date and time values because the
system could have been suspended for a long period of time
SeeAlso: AX=530Bh

See also: 155307

155307BX0001 - Advanced Power Management Specification - SUSPEND SYSTEM