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📄 bus_dma.h(1.53 KB)
📄 cache.h(7.58 KB)
📄 cache_mipsNN.h(4.58 KB)
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📄 cdefs.h(2.37 KB)
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📄 cpufunc.h(11.47 KB)
📄 cpuinfo.h(2.83 KB)
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📄 md_var.h(2.95 KB)
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📄 minidump.h(1.72 KB)
📄 mips_opcode.h(9.26 KB)
📄 octeon_cop2.h(6.98 KB)
📄 ofw_machdep.h(1.79 KB)
📄 param.h(5.68 KB)
📄 pcb.h(4.74 KB)
📄 pcpu.h(3.59 KB)
📄 pcpu_aux.h(1.94 KB)
📄 pmap.h(6.66 KB)
📄 pmc_mdep.h(1.83 KB)
📄 proc.h(3.36 KB)
📄 procctl.h(62 B)
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📄 pte.h(7.88 KB)
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📄 smp.h(1.26 KB)
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📄 tlb.h(2.26 KB)
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📄 vdso.h(1.57 KB)
📄 vm.h(1.82 KB)
📄 vmparam.h(6.17 KB)

Editing: pcpu.h

/*-
 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
 *
 * Copyright (c) 1999 Luoqi Chen <luoqi@freebsd.org>
 * Copyright (c) Peter Wemm <peter@netplex.com.au>
 * 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.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 THE AUTHOR OR CONTRIBUTORS 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: src/sys/alpha/include/pcpu.h,v 1.15 2004/11/05 19:16:44 jhb
 * $FreeBSD$
 */

#ifndef _MACHINE_PCPU_H_
#define	_MACHINE_PCPU_H_

#include <machine/cpufunc.h>
#include <machine/pte.h>

#define	PCPU_MD_COMMON_FIELDS						\
	pd_entry_t	*pc_segbase;		/* curthread segbase */	\
	struct	pmap	*pc_curpmap;		/* pmap of curthread */	\
	u_int32_t	pc_next_asid;		/* next ASID to alloc */ \
	u_int32_t	pc_asid_generation;	/* current ASID generation */ \
	u_int		pc_pending_ipis;	/* IPIs pending to this CPU */ \
	struct	pcpu	*pc_self;		/* globally-uniqe self pointer */

#ifdef	__mips_n64
#define	PCPU_MD_MIPS64_FIELDS						\
	PCPU_MD_COMMON_FIELDS						\
	char		__pad[245]
#else
#define	PCPU_MD_MIPS32_FIELDS						\
	PCPU_MD_COMMON_FIELDS						\
	pt_entry_t	*pc_cmap1_ptep;		/* PTE for copy window 1 KVA */ \
	pt_entry_t	*pc_cmap2_ptep;		/* PTE for copy window 2 KVA */ \
	vm_offset_t	pc_cmap1_addr;		/* KVA page for copy window 1 */ \
	vm_offset_t	pc_cmap2_addr;		/* KVA page for copy window 2 */ \
	vm_offset_t	pc_qmap_addr;		/* KVA page for temporary mappings */ \
	pt_entry_t	*pc_qmap_ptep;		/* PTE for temporary mapping KVA */ \
	char		__pad[97]
#endif

#ifdef	__mips_n64
#define	PCPU_MD_FIELDS	PCPU_MD_MIPS64_FIELDS
#else
#define	PCPU_MD_FIELDS	PCPU_MD_MIPS32_FIELDS
#endif

#ifdef _KERNEL

extern char pcpu_space[MAXCPU][PAGE_SIZE * 2];
#define	PCPU_ADDR(cpu)		(struct pcpu *)(pcpu_space[(cpu)])

extern struct pcpu *pcpup;
#define	PCPUP	pcpup

/*
 * Since we use a wired TLB entry to map the same VA to a different
 * physical page for each CPU, get_pcpu() must use the pc_self
 * field to obtain a globally-unique pointer.
 */
#define	get_pcpu()		(PCPUP->pc_self)

#define	PCPU_ADD(member, value)	(PCPUP->pc_ ## member += (value))
#define	PCPU_GET(member)	(PCPUP->pc_ ## member)
#define	PCPU_INC(member)	PCPU_ADD(member, 1)
#define	PCPU_PTR(member)	(&PCPUP->pc_ ## member)
#define	PCPU_SET(member,value)	(PCPUP->pc_ ## member = (value))
#define PCPU_LAZY_INC(member)   (++PCPUP->pc_ ## member)

#ifdef SMP
/*
 * Instantiate the wired TLB entry at PCPU_TLB_ENTRY to map 'pcpu' at 'pcpup'.
 */
void	mips_pcpu_tlb_init(struct pcpu *pcpu);
#endif

#endif	/* _KERNEL */

#endif	/* !_MACHINE_PCPU_H_ */

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Editing: pcpu.h

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