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openfirmware: don't lower %pil

This commit is contained in:
pk 2000-07-18 12:52:56 +00:00
parent 9cb57a12a7
commit a49fddc9b3
1 changed files with 21 additions and 13 deletions
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34
sys/arch/sparc64/sparc64/locore.s
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@ -1,4 +1,4 @@
/* $NetBSD: locore.s,v 1.74 2000/07/17 17:06:00 pk Exp $ */
/* $NetBSD: locore.s,v 1.75 2000/07/18 12:52:56 pk Exp $ */
/*
* Copyright (c) 1996-1999 Eduardo Horvath
* Copyright (c) 1996 Paul Kranenburg
@ -4287,7 +4287,7 @@ sparc_intr_retry:
mov %l4, %o5
mov %l1, %o3
save %sp, -CC64FSZ, %sp
STACKFRAME(-CC64FSZ) ! Get a clean register window
mov %i5, %o1
mov %i3, %o3
LOAD_ASCIZ(%o0, "sparc_interrupt: ih %p fun %p has %p clear\r\n")
@ -4464,7 +4464,7 @@ intrcmplt:
bz,a,pt %icc, 7f
nop
save %sp, -CC64FSZ, %sp
STACKFRAME(-CC64FSZ) ! Get a clean register window
LOAD_ASCIZ(%o0, "sparc_interrupt: done\r\n")
GLOBTOLOC
call prom_printf
@ -5811,12 +5811,15 @@ _C_LABEL(cpu_initialize):
_C_LABEL(openfirmware):
andcc %sp, 1, %g0
bz,pt %icc, 1f
sethi %hi(romp), %l7
LDPTR [%l7+%lo(romp)], %o4 ! v9 stack, just load the addr and callit
save %sp, -CC64FSZ, %sp
rdpr %pil, %i2
wrpr %g0, PIL_IMP, %pil
rdpr %pil, %i2 ! s = splx(level)
cmp %i2, PIL_IMP
blu,a,pt %icc, 0f
wrpr %g0, PIL_IMP, %pil
0:
#if 0
!!!
!!! Since prom addresses overlap user addresses
@ -5864,14 +5867,14 @@ _C_LABEL(openfirmware):
ret
restore %o0, %g0, %o0
1: ! v8 -- need to screw with stack & params
1: ! v8 -- need to screw with stack & params
#ifdef NOTDEF_DEBUG
mov %o7, %o5
call globreg_check
nop
mov %o5, %o7
#endif
save %sp, -CC64FSZ, %sp ! Get a new 64-bit stack frame
save %sp, -CC64FSZ, %sp ! Get a new 64-bit stack frame
#if 0
call _C_LABEL(blast_vcache)
nop
@ -5881,21 +5884,26 @@ _C_LABEL(openfirmware):
rdpr %pstate, %l0
LDPTR [%o1+%lo(romp)], %o1 ! Do the actual call
srl %sp, 0, %sp
rdpr %pil, %i2
rdpr %pil, %i2 ! s = splx(level)
mov %i0, %o0
mov %g1, %l1
mov %g2, %l2
mov %g3, %l3
wrpr %g0, PIL_IMP, %pil
cmp %i2, PIL_IMP
blu,a,pt %icc, 0f
wrpr %g0, PIL_IMP, %pil
0:
mov %g4, %l4
mov %g5, %l5
mov %g6, %l6
mov %g7, %l7
jmpl %o1, %o7
! Enable 64-bit addresses for the prom
#if !defined(_LP64) || defined(TRAPTRACE)
wrpr %g0, PSTATE_PROM, %pstate ! Enable 64-bit addresses for the prom
wrpr %g0, PSTATE_PROM, %pstate
#else
wrpr %g0, PSTATE_PROM|PSTATE_IE, %pstate ! Enable 64-bit addresses for the prom
wrpr %g0, PSTATE_PROM|PSTATE_IE, %pstate
#endif
wrpr %l0, 0, %pstate
wrpr %i2, 0, %pil
@ -10464,7 +10472,7 @@ ENTRY(send_softint)
bge,pt %icc, 1f
nop
wrpr %o1, 0, %pil
1:
1:
#ifdef VECTORED_INTERRUPTS
brz,pn %o2, 1f
set intrpending, %o3