/*?$Id:?kqemu-freebsd.cv?1.6?2006/04/25?22:16:42?bellard?Exp?$?*/
#include?
#include?
#include?
#include?
#include?
#include?
#include?
#include?
#if?__FreeBSD_version?>=?500000
#include?
#endif
#include?
#include?
#if?__FreeBSD_version?>=?500000
#include?
#endif
#include?
#include?
#include?
#include?
#if?__FreeBSD_version?#include?
#endif

#include?
#include?
#include?
#include?
#include?
#include?
#include?

#include?
#include?

#include?“kqemu-kernel.h“

#ifndef?KQEMU_MAJOR
#define?KQEMU_MAJOR?250
#endif

MALLOC_DECLARE（M_KQEMU）;
MALLOC_DEFINE（M_KQEMU?“kqemu“?“kqemu?buffers“）;

int?kqemu_debug;
SYSCTL_INT（_debug?OID_AUTO?kqemu_debug?CTLFLAG_RW?&kqemu_debug?0
????????“kqemu?debug?flag“）;

#define	USER_base	0x1000

/*?lock?the?page?at?virtual?address?‘user_addr‘?and?return?its
???physical?page?index.?Return?NULL?if?error?*/
struct?kqemu_user_page?*CDECL?kqemu_lock_user_page（unsigned?long?*ppage_index
???????????????????????????????????????????????????unsigned?long?user_addr）
{
????struct?vmspace?*vm?=?curproc->p_vmspace;
????vm_offset_t?va?=?user_addr;
????vm_paddr_t?pa?=?0;
????int?ret;
????pmap_t?pmap;
#if?__FreeBSD_version?>=?500000
????ret?=?vm_map_wire（&vm->vm_map?va?va+PAGE_SIZE?VM_MAP_WIRE_USER）;
#else
????ret?=?vm_map_user_pageable（&vm->vm_map?va?va+PAGE_SIZE?FALSE）;
#endif
????if?（ret?!=?KERN_SUCCESS）?{
	kqemu_log（“kqemu_lock_user_page（%08lx）?failed?ret=%d\n“?user_addr?ret）;
	return?NULL;
????}
????pmap?=?vm_map_pmap（&vm->vm_map）;
????pa?=?pmap_extract（pmap?va）;
????/*?kqemu_log（“kqemu_lock_user_page（%08lx）?va=%08x?pa=%08x\n“?user_addr?va?pa）;?*/
????*ppage_index?=?pa?>>?PAGE_SHIFT;
????return?（struct?kqemu_user_page?*）va;
}

void?CDECL?kqemu_unlock_user_page（struct?kqemu_user_page?*page）
{
????struct?vmspace?*vm?=?curproc->p_vmspace;
????vm_offset_t?va;
????int?ret;
????/*?kqemu_log（“kqemu_unlock_user_page（%08lx）\n“?page_index）;?*/
????va?=?（vm_offset_t）page;
#if?__FreeBSD_version?>=?500000
????ret?=?vm_map_unwire（&vm->vm_map?va?va+PAGE_SIZE?VM_MAP_WIRE_USER）;
#else
????ret?=?vm_map_user_pageable（&vm->vm_map?va?va+PAGE_SIZE?TRUE）;
#endif
#if?0
????if?（ret?!=?KERN_SUCCESS）?{
	kqemu_log（“kqemu_unlock_user_page（%08lx）?failed?ret=%d\n“?page_index?ret）;
????}
#endif
}

/*
?*?Allocate?a?new?page.?The?page?must?be?mapped?in?the?kernel?space.
?*?Return?the?page_index?or?-1?if?error.
?*/
struct?kqemu_page?*CDECL?kqemu_alloc_zeroed_page（unsigned?long?*ppage_index）
{
????pmap_t?pmap;
????vm_offset_t?va;
????vm_paddr_t?pa;

????va?=?kmem_alloc（kernel_map?PAGE_SIZE）;
????if?（va?==?0）?{
	kqemu_log（“kqemu_alloc_zeroed_page:?NULL\n“）;
	return?NULL;
????}
?

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件???????1733??2007-02-07?05:02??kqemu-1.3.0pre11\kqemu-1.3.0pre11\Changelog

?????文件??????23393??2007-02-07?05:02??kqemu-1.3.0pre11\kqemu-1.3.0pre11\common\common.c

?????文件???????1090??2007-02-07?05:02??kqemu-1.3.0pre11\kqemu-1.3.0pre11\common\genmon.c

?????文件???????2503??2007-02-07?05:02??kqemu-1.3.0pre11\kqemu-1.3.0pre11\common\genoffsets.c

?????文件???????1223??2007-02-07?05:02??kqemu-1.3.0pre11\kqemu-1.3.0pre11\common\i386\kernel_asm.S

?????文件????????393??2007-02-07?05:02??kqemu-1.3.0pre11\kqemu-1.3.0pre11\common\i386\monitor.ld

?????文件??????10372??2007-02-07?05:02??kqemu-1.3.0pre11\kqemu-1.3.0pre11\common\i386\monitor_asm.S

?????文件???????5580??2007-02-07?05:02??kqemu-1.3.0pre11\kqemu-1.3.0pre11\common\i386\nexus_asm.S

?????目錄??????????0??2008-07-09?10:10??kqemu-1.3.0pre11\kqemu-1.3.0pre11\common\i386

?????文件???????7743??2007-02-07?05:02??kqemu-1.3.0pre11\kqemu-1.3.0pre11\common\insn_table.h

?????文件?????160346??2007-02-07?05:02??kqemu-1.3.0pre11\kqemu-1.3.0pre11\common\interp.c

?????文件??????41004??2007-02-07?05:02??kqemu-1.3.0pre11\kqemu-1.3.0pre11\common\kernel.c

?????文件??????37470??2007-02-07?05:02??kqemu-1.3.0pre11\kqemu-1.3.0pre11\common\kqemu_int.h

?????文件???????3617??2007-02-07?05:02??kqemu-1.3.0pre11\kqemu-1.3.0pre11\common\Makefile

?????文件???????4847??2007-02-07?05:02??kqemu-1.3.0pre11\kqemu-1.3.0pre11\common\monitor-utils.c

?????文件??????64510??2007-02-07?05:02??kqemu-1.3.0pre11\kqemu-1.3.0pre11\common\monitor.c

?????文件???????1223??2007-02-07?05:02??kqemu-1.3.0pre11\kqemu-1.3.0pre11\common\x86_64\kernel_asm.S

?????文件????????426??2007-02-07?05:02??kqemu-1.3.0pre11\kqemu-1.3.0pre11\common\x86_64\monitor.ld

?????文件???????8992??2007-02-07?05:02??kqemu-1.3.0pre11\kqemu-1.3.0pre11\common\x86_64\monitor_asm.S

?????文件???????5662??2007-02-07?05:02??kqemu-1.3.0pre11\kqemu-1.3.0pre11\common\x86_64\nexus_asm.S

?????目錄??????????0??2008-07-09?10:10??kqemu-1.3.0pre11\kqemu-1.3.0pre11\common\x86_64

?????目錄??????????0??2008-07-09?10:10??kqemu-1.3.0pre11\kqemu-1.3.0pre11\common

?????文件???????7274??2007-02-07?05:02??kqemu-1.3.0pre11\kqemu-1.3.0pre11\configure

?????文件??????17976??2007-02-07?05:02??kqemu-1.3.0pre11\kqemu-1.3.0pre11\COPYING

?????文件????????287??2007-02-07?05:02??kqemu-1.3.0pre11\kqemu-1.3.0pre11\install.sh

?????文件???????8243??2007-02-07?05:02??kqemu-1.3.0pre11\kqemu-1.3.0pre11\kqemu-doc.html

?????文件???????6524??2007-02-07?05:02??kqemu-1.3.0pre11\kqemu-1.3.0pre11\kqemu-doc.texi

?????文件??????12380??2007-02-07?05:02??kqemu-1.3.0pre11\kqemu-1.3.0pre11\kqemu-freebsd.c

?????文件???????1586??2007-02-07?05:02??kqemu-1.3.0pre11\kqemu-1.3.0pre11\kqemu-kernel.h

?????文件???????9905??2007-02-07?05:02??kqemu-1.3.0pre11\kqemu-1.3.0pre11\kqemu-linux.c

............此處省略27個文件信息