Serial driver

Albert Cahalan (
Sun, 16 Jul 1995 12:57:13 -0400

> I'm in the (ugly) process of porting the x86 serial driver
> to the 680x0 version of Linux. (I'm working on a prototype ISA->Zorro
> board). Aside from the obvious problem, that x86 linux hasn't yet
> incorportated the mach-ind extensions found in 1.2pl1 (680x0),
> I'm wondering if there is a way to get rid of the static rs_table
> arrays, which probably take up a decent chunk of memory.

Perhaps you should write a 680x0-only driver.

> Can someone please critique this? Things definitely can't stay the
> way they are...especially with the Mac and PPC ports on the horizon.

You can use that driver for a PC (x86 or Alpha), but I think it might
be easier to write from scratch for 680x0 hardware. You don't even
use the same UARTs, do you?