11 Feb
2019
11 Feb
'19
10:07 a.m.
On Mon, Feb 11, 2019 at 6:03 PM Noel Chiappa via cctalk
<cctalk at classiccmp.org> wrote:
Maybe a problem with E29 or E34 on the M795 module?
-tony
From: Jon Elson
Likely some disk controllers did NOT SUPPORT
crossing 64K boundaries!
No; the RK11 spec says "[the two extended memory bits] make up a two-bit
counter that increments each time the RKBA overflows".
The actual error turns out to be slightly different to my guess; there's
a spurious overflow from the low 16-bit register to these bits at 0170000.