356 lines
10 KiB
C
356 lines
10 KiB
C
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/*++
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Copyright (c) 1992 Microsoft Corporation
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Module Name:
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USBHUB.c
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Abstract:
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WinDbg Extension Api
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Author:
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Kenneth D. Ray (kenray) June 1997
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Environment:
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User Mode.
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Revision History:
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--*/
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#include "precomp.h"
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typedef union _USBHUB_FLAGS {
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struct {
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ULONG FullListing : 1;
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ULONG Reserved : 31;
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};
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ULONG Flags;
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} USBHUB_FLAGS;
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#define PRINT_FLAGS(value, flag) \
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if ((value) & (flag)) { \
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dprintf (#flag " "); \
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}
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#define ENTRY(x) { x, #x }
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extern VOID USBD_DeviceDescriptor (PCHAR Comment, ULONG64 Desc);
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extern VOID USBD_InterfaceDescriptor (PCHAR Comment, ULONG64 Desc);
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void USBHUB_DumpHub (ULONG64, USBHUB_FLAGS);
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void USBHUB_DumpHubHub (ULONG64, USBHUB_FLAGS);
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void USBHUB_DumpHubPort (ULONG64, USBHUB_FLAGS);
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void USBHUB_DumpHubParent (ULONG64, USBHUB_FLAGS);
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void USBHUB_DumpHubFunction (ULONG64, USBHUB_FLAGS);
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VOID
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DevExtUsbhub(
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ULONG64 MemLocPtr
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)
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/*++
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Routine Description:
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Dumps a hub device extension
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Arguments:
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args - Address flags
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Return Value:
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None
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--*/
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{
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ULONG result;
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USBHUB_FLAGS flags;
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flags.Flags = 1;
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dprintf ("Dump Hub Device Extension: %p %x \n", MemLocPtr, flags.Flags);
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//
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// Get the extension
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//
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if (InitTypeRead (MemLocPtr, usbhub!_DEVICE_EXTENSION_HEADER)) {
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dprintf ("Could not read Hub Extension\n");
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return;
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}
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USBHUB_DumpHub (MemLocPtr, flags);
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return;
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}
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void
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USBHUB_DumpHub (
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ULONG64 MemLoc,
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USBHUB_FLAGS Flags
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)
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{
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ULONG ExtensionType;
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if (GetFieldValue(MemLoc, "usbhub!_DEVICE_EXTENSION_HEADER", "ExtensionType", ExtensionType)) {
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return;
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}
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switch (ExtensionType) {
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case EXTENSION_TYPE_HUB:
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if (InitTypeRead (MemLoc, usbhub!_DEVICE_EXTENSION_HUB)) {
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dprintf ("Could not read _DEVICE_EXTENSION_HUB at %p\n", MemLoc);
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return;
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}
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USBHUB_DumpHubHub (MemLoc, Flags);
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break;
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case EXTENSION_TYPE_PORT:
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if (InitTypeRead(MemLoc, usbhub!_DEVICE_EXTENSION_PORT)) {
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dprintf ("Could not read _DEVICE_EXTENSION_PORT\n");
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return;
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}
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USBHUB_DumpHubPort (MemLoc, Flags);
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break;
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case EXTENSION_TYPE_PARENT:
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if (InitTypeRead (MemLoc, usbhub!_DEVICE_EXTENSION_PARENT)) {
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dprintf ("Could not read PDEVICE_EXTENSION_PARENT\n");
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return;
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}
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USBHUB_DumpHubParent (MemLoc, Flags);
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break;
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case EXTENSION_TYPE_FUNCTION:
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if (InitTypeRead(MemLoc, usbhub!_DEVICE_EXTENSION_FUNCTION)) {
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dprintf ("Could not read PDEVICE_EXTENSION_FUNCTION\n");
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return;
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}
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USBHUB_DumpHubFunction (MemLoc, Flags);
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break;
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}
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return ;
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}
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void
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USBHUB_DumpHubHub (
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ULONG64 MemLoc,
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USBHUB_FLAGS Flags
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)
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{
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ULONG i;
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// PDEVICE_EXTENSION_HUB Hub,
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// USB_HUB_DESCRIPTOR hubDesc;
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// PORT_DATA portData [32];
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ULONG HubFlags, bNumberOfPorts, SizeOfPortData;
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ULONG64 PortData;
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ULONG64 HubDescriptor;
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if (InitTypeRead (MemLoc, usbhub!_DEVICE_EXTENSION_HUB)) {
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dprintf ("Could not read DEVICE_EXTENSION_HUB at %p\n", MemLoc);
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return;
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}
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dprintf ("\nHUB HUB\n");
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dprintf ("FDO %x PDO %x TOS %x RootHub %x HcdTos %x\n",
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(ULONG) ReadField(FunctionalDeviceObject),
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(ULONG) ReadField(PhysicalDeviceObject),
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(ULONG) ReadField(TopOfStackDeviceObject),
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(ULONG) ReadField(RootHubPdo),
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(ULONG) ReadField(TopOfHcdStackDeviceObject));
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dprintf ("FLG: ");
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HubFlags = (ULONG) ReadField(HubFlags);
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PRINT_FLAGS (HubFlags, HUBFLAG_NEED_CLEANUP);
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PRINT_FLAGS (HubFlags, HUBFLAG_ENABLED_FOR_WAKEUP);
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PRINT_FLAGS (HubFlags, HUBFLAG_DEVICE_STOPPING);
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PRINT_FLAGS (HubFlags, HUBFLAG_HUB_FAILURE);
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PRINT_FLAGS (HubFlags, HUBFLAG_SUPPORT_WAKEUP);
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dprintf ("\nStatus: ");
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PRINT_FLAGS ((ULONG) ReadField(HubState.HubStatus), HUB_STATUS_LOCAL_POWER);
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PRINT_FLAGS ((ULONG) ReadField(HubState.HubStatus), HUB_STATUS_OVER_CURRENT);
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dprintf ("\n");
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dprintf ("HubChange %x\n", (ULONG) ReadField(HubState.HubChange));
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dprintf ("IRP %p Buffer %p len %x Desc %p \n"
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"PowerIrp %p PendingWake %p #PortWake %x \n",
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ReadField(Irp),
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ReadField(TransferBuffer),
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(ULONG) ReadField(TransferBufferLength),
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HubDescriptor = ReadField(HubDescriptor),
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ReadField(PowerIrp),
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ReadField(PendingWakeIrp),
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(ULONG) ReadField(NumberPortWakeIrps));
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PortData = ReadField(PortData);
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if (GetFieldValue(HubDescriptor,
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"usbhub!_USB_HUB_DESCRIPTOR",
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"bNumberOfPorts",
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bNumberOfPorts)) {
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dprintf ("Could not read Hub Descriptor\n");
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goto NO_HUB_DESC;
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}
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dprintf ("PortData %p size %x \n", PortData, bNumberOfPorts);
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SizeOfPortData = GetTypeSize("usbhub!_PORT_DATA");
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for (i = 0; i < bNumberOfPorts; i++) {
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ULONG PortStatus;
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if (InitTypeRead(PortData + SizeOfPortData*i,usbhub!_PORT_DATA)) {
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dprintf ("was not able to obtain the port list\n");
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break;
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}
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dprintf ("Port %x change %x Status %x",
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(ULONG) ReadField(DeviceObject),
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(ULONG) ReadField(PortState.PortChange),
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PortStatus = (ULONG) ReadField(PortState.PortStatus));
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dprintf ("\n ");
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PRINT_FLAGS (PortStatus, PORT_STATUS_CONNECT);
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PRINT_FLAGS (PortStatus, PORT_STATUS_ENABLE);
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PRINT_FLAGS (PortStatus, PORT_STATUS_SUSPEND);
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PRINT_FLAGS (PortStatus, PORT_STATUS_OVER_CURRENT);
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PRINT_FLAGS (PortStatus, PORT_STATUS_RESET);
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PRINT_FLAGS (PortStatus, PORT_STATUS_POWER);
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PRINT_FLAGS (PortStatus, PORT_STATUS_LOW_SPEED);
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dprintf ("\n");
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}
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InitTypeRead (MemLoc, usbhub!_DEVICE_EXTENSION_HUB);
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NO_HUB_DESC:
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dprintf ("Config Handle %x ConfigDesc %x\n",
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(ULONG) ReadField(Configuration),
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(ULONG) ReadField(ConfigurationDescriptor));
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dprintf ("PowerTable ");
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for (i = 0; i < PowerSystemMaximum; i++) {
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UCHAR Dev[40];
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sprintf(Dev,"DeviceState[%d]",i);
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dprintf ("%x ", (ULONG) GetShortField(0, Dev,0));
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}
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dprintf ("Current %x\n", (ULONG) ReadField(CurrentPowerState));
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dprintf ("Pending Req %x ErrorCount %x \n",
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(ULONG) ReadField(PendingRequestCount),
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(ULONG) ReadField(ErrorCount));
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dprintf ("DeviceDesc %p PipInfo %p Urb %p\n",
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ReadField(DeviceDescriptor),
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ReadField(PipeInformation),
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ReadField(Urb));
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dprintf ("\n");
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}
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void
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USBHUB_DumpHubPort (
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ULONG64 MemLoc,
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USBHUB_FLAGS Flags
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)
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{
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struct { ULONG Value; PCHAR Name; } PdoFlags[] = {
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ENTRY (PORTPDO_DEVICE_IS_HUB),
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ENTRY (PORTPDO_DEVICE_IS_PARENT),
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ENTRY (PORTPDO_DEVICE_ENUM_ERROR),
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// ENTRY (PORTPDO_SUPPORT_NON_COMP
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ENTRY (PORTPDO_REMOTE_WAKEUP_SUPPORTED),
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ENTRY (PORTPDO_REMOTE_WAKEUP_ENABLED),
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ENTRY (PORTPDO_DELETED_PDO),
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ENTRY (PORTPDO_DELETE_PENDING),
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ENTRY (PORTPDO_NEED_RESET),
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ENTRY (PORTPDO_STARTED),
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ENTRY (PORTPDO_WANT_POWER_FEATURE),
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ENTRY (PORTPDO_SYM_LINK),
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ENTRY (PORTPDO_DEVICE_FAILED),
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ENTRY (PORTPDO_USB_SUSPEND)
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// ENTRY (PORTPDO_OVERCURRENT
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};
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ULONG i, j;
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ULONG PortPdoFlags;
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WCHAR UniqueIdString[8]={0};
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if (InitTypeRead(MemLoc, usbhub!_DEVICE_EXTENSION_PORT)) {
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return;
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}
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dprintf ("\nHUB PORT\n");
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dprintf ("Port PDO: %p \n", ReadField(PortPhysicalDeviceObject));
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dprintf ("Hub DeviceExtension: %p \n", ReadField(DeviceExtensionHub));
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dprintf ("PortNum %x, SerialNumberBuffer %x Length %x\n",
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(ULONG) ReadField(PortNumber),
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(ULONG) ReadField(SerialNumberBuffer),
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(ULONG) ReadField(SerialNumberBufferLength));
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dprintf ("DeviceData %x, DevicePowerState %x\n",
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(ULONG) ReadField(DeviceData),
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(ULONG) ReadField(DeviceState));
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dprintf ("WaitWaitIrp %x HackFlags %x\n",
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(ULONG) ReadField(WaitWakeIrp),
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(ULONG) ReadField(DeviceHackFlags));
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GetFieldValue(MemLoc, "usbhub!_DEVICE_EXTENSION_PORT", "UniqueIdString", UniqueIdString);
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dprintf ("UId String %ws SymLinkName Len %x MaxLen %x Buffer %p\n",
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UniqueIdString,
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(ULONG) ReadField(SymbolicLinkName.Length),
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(ULONG) ReadField(SymbolicLinkName.MaximumLength),
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(ULONG) ReadField(SymbolicLinkName.Buffer));
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if (Flags.FullListing) {
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USBD_DeviceDescriptor ("Device Descriptor", ReadField(DeviceDescriptor));
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USBD_DeviceDescriptor ("Old Dev Descriptor", ReadField(OldDeviceDescriptor));
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USBD_InterfaceDescriptor ("Interface Descriptor", ReadField(InterfaceDescriptor));
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} else {
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dprintf ("DevDesc %p Old DevD %p IntefaceD %p\n",
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ReadField(DeviceDescriptor),
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ReadField(OldDeviceDescriptor),
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ReadField(InterfaceDescriptor));
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}
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dprintf (" Port PDO Flags: %x ", PortPdoFlags = (ULONG) ReadField(PortPdoFlags));
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for (j = 0, i = 0; i < (sizeof PdoFlags / sizeof PdoFlags[1]); i++) {
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if (PdoFlags[i].Value & PortPdoFlags) {
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if (0 == j) {
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dprintf ("\n ");
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}
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j ^= 1;
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dprintf ("%s ", PdoFlags[i].Name);
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}
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}
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dprintf ("\n\n");
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}
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void
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USBHUB_DumpHubParent (
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ULONG64 MemLoc,
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USBHUB_FLAGS Flags
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)
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{
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UNREFERENCED_PARAMETER (MemLoc);
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UNREFERENCED_PARAMETER (Flags);
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dprintf ("Hub parent\n");
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}
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void
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USBHUB_DumpHubFunction (
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ULONG64 MemLoc,
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USBHUB_FLAGS Flags
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)
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{
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UNREFERENCED_PARAMETER (MemLoc);
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UNREFERENCED_PARAMETER (Flags);
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dprintf ("Hub parent\n");
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}
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