[src/trunk]: src/sys/arch/hpcmips/vr call uvm_pageidlezero() while CPU is idle.

[shin <shin%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/a03a1ba9e355
branches:  trunk
changeset: 485954:a03a1ba9e355
user:      shin <shin%NetBSD.org@localhost>
date:      Tue May 09 13:23:57 2000 +0000

description:
call uvm_pageidlezero() while CPU is idle.

diffstat:

 sys/arch/hpcmips/vr/vr_idle.S |  11 +++++++++--
 1 files changed, 9 insertions(+), 2 deletions(-)

diffs (27 lines):

diff -r 648dd32bdd7e -r a03a1ba9e355 sys/arch/hpcmips/vr/vr_idle.S
--- a/sys/arch/hpcmips/vr/vr_idle.S     Tue May 09 13:20:55 2000 +0000
+++ b/sys/arch/hpcmips/vr/vr_idle.S     Tue May 09 13:23:57 2000 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: vr_idle.S,v 1.3 2000/04/11 04:39:14 nisimura Exp $     */
+/*     $NetBSD: vr_idle.S,v 1.4 2000/05/09 13:23:57 shin Exp $ */
 
 /*
  * Copyright (c) 1992, 1993
@@ -64,9 +64,16 @@
        mtc0    t0, MIPS_COP_0_STATUS           # enable all interrupts
        nop
        sw      zero, _C_LABEL(curproc)         # set curproc NULL for stats
+
+       /* Try to zero some free pages. */
+       lw      t0, _C_LABEL(uvm) + UVM_PAGE_IDLE_ZERO
+       nop
+       beq     t0, zero, 1f
+       nop
+       jal     _C_LABEL(uvm_pageidlezero)
+       nop
 1:
        lw      t0, _C_LABEL(whichqs)           # look for non-empty queue
-       #nop                                    # -slip-
        bne     t0, zero, 1f
        nop
        .word   VR_OPCODE_STANDBY