The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/mips/mips/octeon_cop2.c

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    1 /*-
    2  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
    3  *
    4  * Copyright (c) 2011, Oleksandr Tymoshenko <gonzo@FreeBSD.org>
    5  * All rights reserved.
    6  *
    7  * Redistribution and use in source and binary forms, with or without
    8  * modification, are permitted provided that the following conditions
    9  * are met:
   10  * 1. Redistributions of source code must retain the above copyright
   11  *    notice unmodified, this list of conditions, and the following
   12  *    disclaimer.
   13  * 2. Redistributions in binary form must reproduce the above copyright
   14  *    notice, this list of conditions and the following disclaimer in the
   15  *    documentation and/or other materials provided with the distribution.
   16  *
   17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   27  * SUCH DAMAGE.
   28  */
   29 
   30 #include <sys/cdefs.h>
   31 __FBSDID("$FreeBSD: stable/12/sys/mips/mips/octeon_cop2.c 367529 2020-11-09 21:19:17Z jhibbits $");
   32 
   33 #include <sys/types.h>
   34 #include <sys/systm.h>
   35 #include <sys/param.h>
   36 #include <sys/kernel.h>
   37 #include <vm/uma.h>
   38 
   39 #include <machine/octeon_cop2.h>
   40 
   41 static uma_zone_t ctxzone;
   42 
   43 static void 
   44 octeon_cop2_init(void* dummy)
   45 {
   46         printf("Create COP2 context zone\n");
   47         ctxzone = uma_zcreate("COP2 context",
   48                                 sizeof(struct octeon_cop2_state), 
   49                                 NULL, NULL, NULL, NULL, UMA_ALIGN_LONG, 0);
   50 }
   51 
   52 struct octeon_cop2_state *
   53 octeon_cop2_alloc_ctx()
   54 {
   55         return uma_zalloc(ctxzone, M_NOWAIT);
   56 }
   57 
   58 void
   59 octeon_cop2_free_ctx(struct octeon_cop2_state *ctx)
   60 {
   61         uma_zfree(ctxzone, ctx);
   62 }
   63 
   64 SYSINIT(octeon_cop2, SI_SUB_CPU, SI_ORDER_FIRST, octeon_cop2_init, NULL);

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