DOS/32 Advanced DOS Extender - Documentation: Programmer's Reference []

DOS/32 Advanced DOS Extender - Programmer's Reference

4.06 - VBE function 4F09h - Load/Unload Palette Data

In:

AX = 4F09h
BL = subfunction:

00h - set palette data
01h - get palette data
02h - set 2nd palette data
03h - get 2nd palette data
80h - set palette data during VR

ECX = number of palette registers to update
EDX = first palette register to update
ES:EDI = pointer to buffer that contains palette data

Out:

AL = 4Fh (if function supported by VESA BIOS)
AH = 00h (if function was successful)