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/sibyte/sb_scd.h

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    1 /*-
    2  * Copyright (c) 2009 Neelkanth Natu
    3  * All rights reserved.
    4  *
    5  * Redistribution and use in source and binary forms, with or without
    6  * modification, are permitted provided that the following conditions
    7  * are met:
    8  * 1. Redistributions of source code must retain the above copyright
    9  *    notice, this list of conditions and the following disclaimer.
   10  * 2. Redistributions in binary form must reproduce the above copyright
   11  *    notice, this list of conditions and the following disclaimer in the
   12  *    documentation and/or other materials provided with the distribution.
   13  *
   14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   24  * SUCH DAMAGE.
   25  *
   26  * $FreeBSD: releng/8.4/sys/mips/sibyte/sb_scd.h 215938 2010-11-27 12:26:40Z jchandra $
   27  */
   28 
   29 #ifndef _SB_SCD_H_
   30 #define _SB_SCD_H_
   31 
   32 #define NUM_INTSRC              64      /* total number of interrupt sources */
   33 
   34 uint64_t        sb_zbbus_cycle_count(void);
   35 uint64_t        sb_cpu_speed(void);
   36 void            sb_system_reset(void);
   37 
   38 int             sb_route_intsrc(int src);
   39 void            sb_enable_intsrc(int cpu, int src);
   40 void            sb_disable_intsrc(int cpu, int src);
   41 uint64_t        sb_read_intsrc_mask(int cpu);
   42 void            sb_write_intsrc_mask(int cpu, uint64_t mask);
   43 void            sb_write_intmap(int cpu, int intsrc, int intrnum);
   44 int             sb_read_intmap(int cpu, int intsrc);
   45 
   46 #ifdef SMP
   47 #define INTSRC_MAILBOX3         29
   48 void            sb_set_mailbox(int cpuid, uint64_t val);
   49 void            sb_clear_mailbox(int cpuid, uint64_t val);
   50 #endif
   51 
   52 #endif  /* _SB_SCD_H_ */

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