[rescue] systems with user modifiable microcode.

[Scott Newell]

>Am I correct in thinking that PALcode doesn't actually have
>access to any instructions that aren't already accessable
>though? It's more like library routines than microcode. I'm

Mostly--you do get a few more (five?) instructions that are only available
when running PALcode.


>guessing a major feature is that you can make a series of
>instructions atomic by using PALcode? That would seem to be

Exactly.  And interrupts are disabled while running PALcode.


newell