0ecc478b74
Based on POWER9BSD implementation, with all POWER9 specific code removed and addition of new methods in PPC64 MMU interface, to isolate platform specific code. Currently, the new methods are implemented on pseries and PowerNV (D21643). Reviewed by: jhibbits Differential Revision: https://reviews.freebsd.org/D21551
82 lines
2.4 KiB
C
82 lines
2.4 KiB
C
/*-
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* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
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*
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* Copyright (c) 1998 Doug Rabson
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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 _MACHINE_MD_VAR_H_
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#define _MACHINE_MD_VAR_H_
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/*
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* Miscellaneous machine-dependent declarations.
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*/
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extern char sigcode32[];
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extern int szsigcode32;
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#ifdef __powerpc64__
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extern char sigcode64[], sigcode64_elfv2[];
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extern int szsigcode64, szsigcode64_elfv2;
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extern uint64_t *vm_page_dump;
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extern int vm_page_dump_size;
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struct dumperinfo;
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int minidumpsys(struct dumperinfo *);
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int is_dumpable(vm_paddr_t);
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void dump_add_page(vm_paddr_t);
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void dump_drop_page(vm_paddr_t);
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#endif
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extern long Maxmem;
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extern int busdma_swi_pending;
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extern vm_offset_t kstack0;
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extern vm_offset_t kstack0_phys;
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extern int powerpc_pow_enabled;
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extern int cacheline_size;
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extern int hw_direct_map;
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void __syncicache(void *, int);
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void busdma_swi(void);
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int is_physical_memory(vm_offset_t addr);
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int mem_valid(vm_offset_t addr, int len);
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void decr_init(void);
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void decr_ap_init(void);
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void decr_tc_init(void);
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void cpu_feature_setup(void);
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void cpu_setup(u_int);
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struct trapframe;
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void powerpc_interrupt(struct trapframe *);
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#endif /* !_MACHINE_MD_VAR_H_ */
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