Apparently, On Wed, Feb 06, 2002 at 06:17:38PM -0500,
        Andrew Gallatin said words to the effect of;

> 
> Andrew Gallatin writes:
>  > 
>  > Since thread0 is no longer a pointer, this looks suspicious in locore.s:
>  > 
>  >         /*
>  >          * Switch to proc0's PCB.
>  >          */
>  >         ldq     t0,thread0              /* get phys addr of pcb */
>  >         ldq     a0,TD_MD_PCBPADDR(t0)
>  >         SWITCH_CONTEXT
> 
> Yeah.. that's it.  I hacked around it by taking thread0's address in
> machdep.c, shoving it into a global and using that global in locore.s
> The resulting kernel booted.
> 
> What's the "right" way to do this?

I think you want lda, its used to load an address constant in support.s:

        lda     t0, fusufault           /* trap faults */

Jake

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