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/*- * Copyright (c) 1996 Berkeley Software Design, Inc. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. Berkeley Software Design Inc's name may not be used to endorse or * promote products derived from this software without specific prior * written permission. * * THIS SOFTWARE IS PROVIDED BY BERKELEY SOFTWARE DESIGN INC ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL BERKELEY SOFTWARE DESIGN INC BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * from BSDI $Id: ktr.h,v 1.10.2.7 2000/03/16 21:44:42 cp Exp $ * $FreeBSD: release/9.1.0/sys/sparc64/include/ktr.h 222828 2011-06-07 17:33:39Z marius $ */ #ifndef _MACHINE_KTR_H_ #define _MACHINE_KTR_H_ #include <sys/ktr.h> #ifndef LOCORE #define KTR_CPU PCPU_GET(mid) #else /* * XXX could really use another register... */ #define ATR(desc, r1, r2, r3, l1, l2) \ .sect .rodata ; \ l1: .asciz desc ; \ .previous ; \ SET(ktr_idx, r2, r1) ; \ lduw [r1], r2 ; \ l2: add r2, 1, r3 ; \ set KTR_ENTRIES - 1, r1 ; \ and r3, r1, r3 ; \ set ktr_idx, r1 ; \ casa [r1] ASI_N, r2, r3 ; \ cmp r2, r3 ; \ bne %icc, l2 ## b ; \ mov r3, r2 ; \ SET(ktr_buf, r3, r1) ; \ mulx r2, KTR_SIZEOF, r2 ; \ add r1, r2, r1 ; \ rd %tick, r2 ; \ stx r2, [r1 + KTR_TIMESTAMP] ; \ lduw [PCPU(MID)], r2 ; \ stw r2, [r1 + KTR_CPU] ; \ stw %g0, [r1 + KTR_LINE] ; \ stx %g0, [r1 + KTR_FILE] ; \ SET(l1 ## b, r3, r2) ; \ stx r2, [r1 + KTR_DESC] /* * NB: this clobbers %y. */ #define CATR(mask, desc, r1, r2, r3, l1, l2, l3) \ set mask, r1 ; \ SET(ktr_mask, r3, r2) ; \ lduw [r2], r2 ; \ and r2, r1, r1 ; \ brz r1, l3 ## f ; \ nop ; \ lduw [PCPU(CPUID)], r2 ; \ mov _NCPUBITS, r3 ; \ mov %g0, %y ; \ udiv r2, r3, r2 ; \ srl r2, 0, r2 ; \ sllx r2, PTR_SHIFT, r2 ; \ SET(ktr_cpumask, r3, r1) ; \ ldx [r1 + r2], r1 ; \ lduw [PCPU(CPUID)], r2 ; \ mov _NCPUBITS, r3 ; \ mov %g0, %y ; \ udiv r2, r3, r2 ; \ srl r2, 0, r2 ; \ smul r2, r3, r3 ; \ lduw [PCPU(CPUID)], r2 ; \ sub r2, r3, r3 ; \ mov 1, r2 ; \ sllx r2, r3, r2 ; \ andn r1, r2, r1 ; \ brz r1, l3 ## f ; \ nop ; \ ATR(desc, r1, r2, r3, l1, l2) #endif /* LOCORE */ #endif /* !_MACHINE_KTR_H_ */