Re: port-hp700/35531: iee0 does not work on 735/99

[Nick Hudson <nick.hudson%gmx.co.uk@localhost>]

On Tuesday 05 May 2009 19:29:56 Izumi Tsutsui wrote:
> > All bus_dmamem_alloc memory is mapped uncacheable regardless of pmap, so
> > I don't think this is the problem.
>
> Hmm, newer HPPA CPUs actually support uncacheable mappings?

yeah, everything after PA-RISC 1.1b, iirc.

>
> BTW, my 735/125 have the following CPU:
> ---
> cpu0 at mainbus0 hpa 0xfffbe000 path 8 irq 31 ipl 0: PA7150 (T-Bird) rev 2
> cpu0: PCX-T, PA-RISC 1.1b, lev 1, cat A, 125 MHz clk
> cpu0: shadows, 256K/256K D/I caches, 120 shared TLB, 16 shared BTLB
> cpu0: PCX-T (Rolex - CMOS-26B) floating point, rev 1
> ---
> but cpu_type returns 3 (hpcxl), not hpcxt. What's wrong?

Something in sys/arch/hp700/hp700/machdep.c and/or sys/arch/hp700/dev/cpudevs?

>
> ---
> Izumi Tsutsui

Nick