1 1.2 cherry /* $NetBSD: pal_stub.S,v 1.2 2006/04/22 07:58:53 cherry Exp $ */ 2 1.1 cherry 3 1.1 cherry /*- 4 1.1 cherry * Copyright (c) 2003 Marcel Moolenaar 5 1.1 cherry * Copyright (c) 2001 Doug Rabson 6 1.1 cherry * All rights reserved. 7 1.1 cherry * 8 1.1 cherry * Redistribution and use in source and binary forms, with or without 9 1.1 cherry * modification, are permitted provided that the following conditions 10 1.1 cherry * are met: 11 1.1 cherry * 12 1.1 cherry * 1. Redistributions of source code must retain the above copyright 13 1.1 cherry * notice, this list of conditions and the following disclaimer. 14 1.1 cherry * 2. Redistributions in binary form must reproduce the above copyright 15 1.1 cherry * notice, this list of conditions and the following disclaimer in the 16 1.1 cherry * documentation and/or other materials provided with the distribution. 17 1.1 cherry * 18 1.1 cherry * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 19 1.1 cherry * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20 1.1 cherry * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21 1.1 cherry * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 22 1.1 cherry * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 23 1.1 cherry * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 24 1.1 cherry * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 25 1.1 cherry * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 26 1.1 cherry * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 27 1.1 cherry * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28 1.1 cherry * SUCH DAMAGE. 29 1.1 cherry * 30 1.2 cherry * $FreeBSD$: src/sys/boot/ia64/libski/pal_stub.S,v 1.3 2003/11/09 07:42:16 marcel Exp $ 31 1.1 cherry */ 32 1.1 cherry 33 1.1 cherry #include <machine/asm.h> 34 1.1 cherry 35 1.1 cherry .text 36 1.1 cherry ENTRY(PalProc, 0) 37 1.1 cherry cmp.eq p6,p0=6,r28 // PAL_PTCE_INFO 38 1.1 cherry (p6) br.cond.dptk pal_ptce_info 39 1.1 cherry ;; 40 1.1 cherry cmp.eq p6,p0=8,r28 // PAL_VM_SUMMARY 41 1.1 cherry (p6) br.cond.dptk pal_vm_summary 42 1.1 cherry ;; 43 1.1 cherry cmp.eq p6,p0=14,r28 // PAL_FREQ_RATIOS 44 1.1 cherry (p6) br.cond.dptk pal_freq_ratios 45 1.1 cherry ;; 46 1.1 cherry cmp.eq p6,p0=29,r28 // PAL_HALT_LIGHT 47 1.1 cherry (p6) br.cond.dptk pal_halt_light 48 1.1 cherry ;; 49 1.1 cherry mov r15=66 // EXIT 50 1.1 cherry break.i 0x80000 // SSC 51 1.1 cherry ;; 52 1.1 cherry pal_ptce_info: 53 1.1 cherry mov r8=0 54 1.1 cherry mov r9=0 // base 55 1.1 cherry movl r10=0x0000000100000001 // loop counts (outer|inner) 56 1.1 cherry mov r11=0x0000000000000000 // loop strides (outer|inner) 57 1.1 cherry br.sptk b0 58 1.1 cherry pal_vm_summary: 59 1.1 cherry mov r8=0 60 1.1 cherry movl r9=(8<<40)|(8<<32) // VM info 1 61 1.1 cherry mov r10=(18<<8)|(41<<0) // VM info 2 62 1.1 cherry mov r11=0 63 1.1 cherry br.sptk b0 64 1.1 cherry pal_freq_ratios: 65 1.1 cherry mov r8=0 66 1.1 cherry movl r9=0x0000000B00000002 // processor ratio 11/2 67 1.1 cherry movl r10=0x0000000100000001 // bus ratio 1/1 68 1.1 cherry movl r11=0x0000000B00000002 // ITC ratio 11/2 69 1.1 cherry br.sptk b0 70 1.1 cherry pal_halt_light: 71 1.1 cherry mov r8=0 72 1.1 cherry mov r9=0 73 1.1 cherry mov r10=0 74 1.1 cherry mov r11=0 75 1.1 cherry br.sptk b0 76 1.1 cherry END(PalProc) 77