BIOS Updates forum

hi,
I am working on with the bios code of asus p5k-premium on smram initializing segment. I have come across a below call which I could not interpret.. could sb help pl

call word ptr cs:(loc_23+2)[bx]

Missing the lines before and after so no idea. However, I found this page:
http://maven.smith.edu/~thiebaut/ArtOfA ... H11-5.html

Maybe it will give you ideas.