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Enable interrupts before autoconfig (like hp300). 

The reasons to do it later no longer exist.
This commit is contained in:
gwr 1995-03-26 19:28:29 +00:00
parent 42d319670c
commit 58662ede8c
1 changed files with 7 additions and 7 deletions
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14
sys/arch/sun3/sun3/locore.s
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@ -1,4 +1,4 @@
/* $NetBSD: locore.s,v 1.25 1995/02/11 21:08:44 gwr Exp $ */ /* $NetBSD: locore.s,v 1.26 1995/03/26 19:28:29 gwr Exp $ */
/* /*
* Copyright (c) 1994 Gordon W. Ross * Copyright (c) 1994 Gordon W. Ross
@ -111,20 +111,20 @@ L_high_code:
lea _kstack, a1 | proc0 kernel stack (low end) lea _kstack, a1 | proc0 kernel stack (low end)
lea a1@(UPAGES*NBPG-4),sp | set stack pointer to last word lea a1@(UPAGES*NBPG-4),sp | set stack pointer to last word
pea _kstack_fall_off | push something to fall back on :) pea _kstack_fall_off | push something to fall back on :)
movl #USRSTACK-4, a2 movl #USRSTACK-4, a2
movl a2, usp | set user stack movl a2, usp | set user stack
movl _proc0paddr,a1 | get proc0 pcb addr
movl a1,_curpcb | proc0 is running
clrw a1@(PCB_FLAGS) | clear flags
clrl a1@(PCB_FPCTX) | ensure null FP context
| Will do fpu initialization during autoconfig (see fpu.c)
/* Interrupts remain disabled until after autoconfig is done. */ | Note curpcb was already set in sun3_bootstrap.
| Will do fpu initialization during autoconfig (see fpu.c)
moveq #FC_USERD, d0 | make movs access "user data" moveq #FC_USERD, d0 | make movs access "user data"
movc d0, sfc | space for copyin/copyout movc d0, sfc | space for copyin/copyout
movc d0, dfc movc d0, dfc
| The interrupt vector table and stack are now ready.
movw #PSL_LOWIPL,sr | lower SPL
/* /*
* Final preparation for calling main: * Final preparation for calling main:
* *