Re: KA650 Docs?

[Johnny Billquist <bqt%update.uu.se@localhost>]

On 2013-01-17 10:25, Holm Tiffe wrote:
> Hi.. here I'm again with the same thing as before..
>
> I need a programming manual (or such) for the KA650 since I must find out
> what the ominous memory at 0x20080000 which holds the "misc internal CPU
> regs) want's to do at all to fake this for the rtVAX.

Did you ever consider looking at bitsavers before asking?

        Johnny

> I'm stumbling over this every time in the interrupt code, cache config, IPL
> changes and so on... regardless if it is a KA650 or a VS2000 or whatever.
>
>
> ka650.h: #define KA650_MERR      0x20080000
>
> For example from ka650.c:
>
> struct  ka650_merr *ka650merr_ptr;
> struct  ka650_cbd *ka650cbd_ptr;
> struct  ka650_ssc *ka650ssc_ptr;
> struct  ka650_ipcr *ka650ipcr_ptr;
> int     *KA650_CACHE_ptr;
> [..]
>         /*
>           * MicroVAX III: We map in memory error registers,
>           * cache control registers, SSC registers,
>           * interprocessor registers and cache diag space.
>           */
>          ka650merr_ptr = (void *)vax_map_physmem(KA650_MERR, 1);
>          ka650cbd_ptr = (void *)vax_map_physmem(KA650_CBD, 1);
>          ka650ssc_ptr = (void *)vax_map_physmem(KA650_SSC, 3);
>          ka650ipcr_ptr = (void *)vax_map_physmem(KA650_IPCR, 1);
>          KA650_CACHE_ptr = (void *)vax_map_physmem(KA650_CACHE,
>              (KA650_CACHESIZE/VAX_NBPG));
> [..]
>
> Regards,
>
> Holm