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第一次调用ACPI!ACPIBuildProcessQueueList时ACPI!AcpiBuildDeviceList中项的来源和ACPI!ACPIBuildDeviceRequest函数有关-重要

0: kd> gu
Breakpoint 19 hit
eax=00000000 ebx=ffdff120 ecx=ffdff988 edx=ffdff980 esi=f73fc5b2 edi=ffdff980
eip=f73fc5b2 esp=f789efa0 ebp=f789eff4 iopl=0         nv up ei pl zr na pe nc
cs=0008  ss=0010  ds=0023  es=0023  fs=0030  gs=0000             efl=00000246
ACPI!ACPIBuildDeviceDpc:
f73fc5b2 53              push    ebx
0: kd> kc
 #
00 ACPI!ACPIBuildDeviceDpc
01 nt!KiRetireDpcList
02 nt!KiDispatchInterrupt
WARNING: Frame IP not in any known module. Following frames may be wrong.
03 0x0

0: kd> x acpi!AcpiBuildDpcRunning
f743b89e          ACPI!AcpiBuildDpcRunning = 0x00 ''

    if (AcpiBuildDpcRunning) {

        //
        // The DPC is already running, so we need to exit now
        //
        KeReleaseSpinLockFromDpcLevel( &AcpiBuildQueueLock );
        return;

    }

    //
    // Remember that the DPC is now running
    //
    AcpiBuildDpcRunning = TRUE;

    //
    // We must try to do *some* work
    //
    do {

        //
        // Assume that we won't do any work
        //
        AcpiBuildWorkDone = FALSE;

        //
        // If there are items in the Request Queue, then move them to the
        // proper list
        //
        if (!IsListEmpty( &AcpiBuildQueueList ) ) {

            //
            // Sort the list
            //分类一下！！！
            ACPIBuildProcessQueueList();

        }

0: kd> kc
 #
00 ACPI!ACPIBuildProcessQueueList
01 ACPI!ACPIBuildDeviceDpc
02 nt!KiRetireDpcList
03 nt!KiDispatchInterrupt
WARNING: Frame IP not in any known module. Following frames may be wrong.
04 0x0

acpi!AcpiBuildQueueList
0: kd> x acpi!AcpiBuildQueueList
f743b890          ACPI!AcpiBuildQueueList = struct _LIST_ENTRY [ 0x89906de0 - 0x89906e30 ]
0: kd> dx -r1 (*((ACPI!_LIST_ENTRY *)0xf743b890))
(*((ACPI!_LIST_ENTRY *)0xf743b890))                 [Type: _LIST_ENTRY]
    [+0x000] Flink            :0x89906de0[Type: _LIST_ENTRY *]
    [+0x004] Blink            : 0x89906e30 [Type: _LIST_ENTRY *]
0: kd> dx -r1 ((ACPI!_LIST_ENTRY *)0x89906de0)
((ACPI!_LIST_ENTRY *)0x89906de0)                 : 0x89906de0 [Type: _LIST_ENTRY *]    1
    [+0x000] Flink            :0x89996208[Type: _LIST_ENTRY *]
    [+0x004] Blink            : 0xf743b890 [Type: _LIST_ENTRY *]
0: kd> dx -r1 ((ACPI!_LIST_ENTRY *)0x89996208)
((ACPI!_LIST_ENTRY *)0x89996208)                 : 0x89996208 [Type: _LIST_ENTRY *]
    [+0x000] Flink            :0x89986158[Type: _LIST_ENTRY *]
    [+0x004] Blink            : 0x89906de0 [Type: _LIST_ENTRY *]
0: kd> dx -r1 ((ACPI!_LIST_ENTRY *)0x89986158)
((ACPI!_LIST_ENTRY *)0x89986158)                 : 0x89986158 [Type: _LIST_ENTRY *]
    [+0x000] Flink            :0x899841d8[Type: _LIST_ENTRY *]
    [+0x004] Blink            : 0x89996208 [Type: _LIST_ENTRY *]
0: kd> dx -r1 ((ACPI!_LIST_ENTRY *)0x899841d8)
((ACPI!_LIST_ENTRY *)0x899841d8)                 : 0x899841d8 [Type: _LIST_ENTRY *]
    [+0x000] Flink            :0x89984188[Type: _LIST_ENTRY *]
    [+0x004] Blink            : 0x89986158 [Type: _LIST_ENTRY *]
0: kd> dx -r1 ((ACPI!_LIST_ENTRY *)0x89984188)
((ACPI!_LIST_ENTRY *)0x89984188)                 : 0x89984188 [Type: _LIST_ENTRY *]
    [+0x000] Flink            :0x89984138[Type: _LIST_ENTRY *]
    [+0x004] Blink            : 0x899841d8 [Type: _LIST_ENTRY *]
0: kd> dx -r1 ((ACPI!_LIST_ENTRY *)0x89984138)
((ACPI!_LIST_ENTRY *)0x89984138)                 : 0x89984138 [Type: _LIST_ENTRY *]
    [+0x000] Flink            : 0x899c21d8 [Type: _LIST_ENTRY *]
    [+0x004] Blink            : 0x89984188 [Type: _LIST_ENTRY *]
0: kd> dx -r1 ((ACPI!_LIST_ENTRY *)0x899c21d8)
((ACPI!_LIST_ENTRY *)0x899c21d8)                 : 0x899c21d8 [Type: _LIST_ENTRY *]
    [+0x000] Flink            : 0x899c2188 [Type: _LIST_ENTRY *]
    [+0x004] Blink            : 0x89984138 [Type: _LIST_ENTRY *]
0: kd> dx -r1 ((ACPI!_LIST_ENTRY *)0x899c2188)
((ACPI!_LIST_ENTRY *)0x899c2188)                 : 0x899c2188 [Type: _LIST_ENTRY *]
    [+0x000] Flink            : 0x899c2138 [Type: _LIST_ENTRY *]
    [+0x004] Blink            : 0x899c21d8 [Type: _LIST_ENTRY *]
0: kd> dx -r1 ((ACPI!_LIST_ENTRY *)0x899c2138)
((ACPI!_LIST_ENTRY *)0x899c2138)                 : 0x899c2138 [Type: _LIST_ENTRY *]
    [+0x000] Flink            : 0x89996ba0 [Type: _LIST_ENTRY *]
    [+0x004] Blink            : 0x899c2188 [Type: _LIST_ENTRY *]
0: kd> dx -r1 ((ACPI!_LIST_ENTRY *)0x89996ba0)
((ACPI!_LIST_ENTRY *)0x89996ba0)                 : 0x89996ba0 [Type: _LIST_ENTRY *]    10
    [+0x000] Flink            : 0x89996b50 [Type: _LIST_ENTRY *]
    [+0x004] Blink            : 0x899c2138 [Type: _LIST_ENTRY *]

0: kd> t
eax=00000002 ebx=80afae90 ecx=f743b898 edx=ffdff980 esi=f743b898 edi=ffdff980
eip=f73fbad0 esp=f789ef90 ebp=f789eff4 iopl=0         nv up ei ng nz na pe cy
cs=0008  ss=0010  ds=0023  es=0023  fs=0030  gs=0000             efl=00000287
ACPI!ACPIBuildProcessQueueList:
f73fbad0 56              push    esi
0: kd> kc
 #
00 ACPI!ACPIBuildProcessQueueList
01 ACPI!ACPIBuildDeviceDpc
02 nt!KiRetireDpcList
03 nt!KiDispatchInterrupt
WARNING: Frame IP not in any known module. Following frames may be wrong.
04 0x0
0: kd> dv

0: kd> dt ACPI_BUILD_REQUEST 0x89906e30
   +0x000 ListEntry        : _LIST_ENTRY [ 0xf743b890 - 0x89907358 ]
   +0x008 Signature        : 0x5f534750
   +0x00c Flags            : 0x100c
   +0x00c UFlags           : __unnamed
   +0x010 WorkDone         : 3
   +0x014 CurrentWorkDone  : 0
   +0x018 NextWorkDone     : 0
   +0x01c BuildContext     : 0x89981a18 Void
   +0x020 Status           : 0n0
   +0x024 CurrentObject    : (null)
   +0x028 CallBack         : (null)
   +0x02c CallBackContext  : (null)
   +0x030 DeviceRequest    : __unnamed
   +0x030 RunRequest       : __unnamed
   +0x030 SynchronizeRequest : __unnamed
   +0x044 Integer          : 0xf743b870
   +0x044 String           : 0xf743b870  "p???"
   +0x044 TargetListEntry  : 0xf743b870 _LIST_ENTRY [