Function 49 - Advanced Power Management (APM).
Parameters:
- eax = 49 - function number
- dx = number of the APM function
(analogue of ax in APM specification)
- bx, cx = parameters of the APM function
Returned value:
- 16-bit registers ax, bx, cx, dx, si, di and carry flag CF
are set according to the APM specification
- high halves of 32-bit registers eax, ebx, ecx,
edx, esi, edi are destroyed
Remarks:
- APM 1.2 specification is described in the document
"Advanced Power Management (APM) BIOS Specification"
(Revision 1.2), available at
http://www.microsoft.com/whdc/archive/amp_12.mspx;
besides it is included in famous Interrupt List by Ralf Brown
(http://www.pobox.com/~ralf/files.html,
ftp://ftp.cs.cmu.edu/afs/cs/user/ralf/pub/).