91212ae23c
The platform that supports SMP currently is a SWARM with a dual-core Sibyte processor. The kernel config file to use is SWARM_SMP. Reviewed by: imp, rrs
52 lines
2.0 KiB
C
52 lines
2.0 KiB
C
/*-
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* Copyright (c) 2009 Neelkanth Natu
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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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* 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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#ifndef _SB_SCD_H_
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#define _SB_SCD_H_
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#define NUM_INTSRC 64 /* total number of interrupt sources */
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uint64_t sb_cpu_speed(void);
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void sb_system_reset(void);
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int sb_route_intsrc(int src);
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void sb_enable_intsrc(int cpu, int src);
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void sb_disable_intsrc(int cpu, int src);
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uint64_t sb_read_intsrc_mask(int cpu);
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void sb_write_intsrc_mask(int cpu, uint64_t mask);
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void sb_write_intmap(int cpu, int intsrc, int intrnum);
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int sb_read_intmap(int cpu, int intsrc);
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#ifdef SMP
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#define INTSRC_MAILBOX3 29
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void sb_set_mailbox(int cpuid, uint64_t val);
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void sb_clear_mailbox(int cpuid, uint64_t val);
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#endif
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#endif /* _SB_SCD_H_ */
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