9cbd7fa025
when idle. All we have to do is return.
75 lines
2.4 KiB
ArmAsm
75 lines
2.4 KiB
ArmAsm
/*
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* Copyright (c) 2003 Marcel Moolenaar
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* Copyright (c) 2001 Doug Rabson
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#include <machine/asm.h>
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.text
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ENTRY(PalProc, 0)
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cmp.eq p6,p0=6,r28 // PAL_PTCE_INFO
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(p6) br.cond.dptk pal_ptce_info
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;;
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cmp.eq p6,p0=8,r28 // PAL_VM_SUMMARY
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(p6) br.cond.dptk pal_vm_summary
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;;
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cmp.eq p6,p0=14,r28 // PAL_FREQ_RATIOS
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(p6) br.cond.dptk pal_freq_ratios
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;;
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cmp.eq p6,p0=29,r28 // PAL_HALT_LIGHT
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(p6) br.cond.dptk pal_halt_light
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;;
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mov r15=66 // EXIT
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break.i 0x80000 // SSC
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;;
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pal_ptce_info:
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mov r8=0
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mov r9=0 // base
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movl r10=0x0000000100000001 // loop counts (outer|inner)
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mov r11=0x0000000000000000 // loop strides (outer|inner)
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br.sptk b0
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pal_vm_summary:
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mov r8=0
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movl r9=(8<<40)|(8<<32) // VM info 1
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mov r10=(18<<8)|(41<<0) // VM info 2
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mov r11=0
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br.sptk b0
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pal_freq_ratios:
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mov r8=0
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movl r9=0x0000000B00000002 // processor ratio 11/2
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movl r10=0x0000000100000001 // bus ratio 1/1
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movl r11=0x0000000B00000002 // ITC ratio 11/2
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br.sptk b0
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pal_halt_light:
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mov r8=0
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mov r9=0
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mov r10=0
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mov r11=0
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br.sptk b0
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END(PalProc)
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