📄 pnpdump.c
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/*
* pnpdump - PnP BIOS information dumper
*/
#include <windows.h>
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
#include <conio.h>
#include <ntddk.h>
#include <pshpack1.h>
typedef struct _CM_PNP_BIOS_DEVICE_NODE
{
USHORT Size;
UCHAR Node;
ULONG ProductId;
UCHAR DeviceType[3];
USHORT DeviceAttributes;
} CM_PNP_BIOS_DEVICE_NODE,*PCM_PNP_BIOS_DEVICE_NODE;
typedef struct _CM_PNP_BIOS_INSTALLATION_CHECK
{
UCHAR Signature[4]; // $PnP (ascii)
UCHAR Revision;
UCHAR Length;
USHORT ControlField;
UCHAR Checksum;
ULONG EventFlagAddress; // Physical address
USHORT RealModeEntryOffset;
USHORT RealModeEntrySegment;
USHORT ProtectedModeEntryOffset;
ULONG ProtectedModeCodeBaseAddress;
ULONG OemDeviceId;
USHORT RealModeDataBaseAddress;
ULONG ProtectedModeDataBaseAddress;
} CM_PNP_BIOS_INSTALLATION_CHECK, *PCM_PNP_BIOS_INSTALLATION_CHECK;
#include <poppack.h>
typedef struct _PNP_ID_NAME_
{
char *PnpId;
char *DeviceName;
} PNP_ID_NAME, *PPNP_ID_NAME;
static char Hex[] = "0123456789ABCDEF";
static PNP_ID_NAME PnpName[] =
{
/* Interrupt Controllers */
{"PNP0000", "AT Interrupt Controller"},
{"PNP0001", "EISA Interrupt Controller"},
{"PNP0002", "MCA Interrupt Controller"},
{"PNP0003", "APIC"},
{"PNP0004", "Cyrix SLiC MP Interrupt Controller"},
/* Timers */
{"PNP0100", "AT Timer"},
{"PNP0101", "EISA Timer"},
{"PNP0102", "MCA Timer"},
/* DMA Controllers */
{"PNP0200", "AT DMA Controller"},
{"PNP0201", "EISA DMA Controller"},
{"PNP0202", "MCA DMA Controller"},
/* Keyboards */
{"PNP0300", "IBM PC/XT Keyboard (83 keys)"},
{"PNP0301", "IBM PC/AT Keyboard (86 keys)"},
{"PNP0302", "IBM PC/XT Keyboard (84 keys)"},
{"PNP0303", "IBM Enhanced (101/102 keys)"},
{"PNP0304", "Olivetti Keyboard (83 keys)"},
{"PNP0305", "Olivetti Keyboard (102 keys)"},
{"PNP0306", "Olivetti Keyboard (86 keys)"},
{"PNP0307", "Microsoft Windows(R) Keyboard"},
{"PNP0308", "General Input Device Emulation Interface (GIDEI) legacy"},
{"PNP0309", "Olivetti Keyboard (A101/102 key)"},
{"PNP030A", "AT&T 302 keyboard"},
{"PNP030B", "Reserved by Microsoft"},
{"PNP0320", "Japanese 101-key keyboard"},
{"PNP0321", "Japanese AX keyboard"},
{"PNP0322", "Japanese 106-key keyboard A01"},
{"PNP0323", "Japanese 106-key keyboard 002/003"},
{"PNP0324", "Japanese 106-key keyboard 001"},
{"PNP0325", "Japanese Toshiba Desktop keyboard"},
{"PNP0326", "Japanese Toshiba Laptop keyboard"},
{"PNP0327", "Japanese Toshiba Notebook keyboard"},
{"PNP0340", "Korean 84-key keyboard"},
{"PNP0341", "Korean 86-key keyboard"},
{"PNP0342", "Korean Enhanced keyboard"},
{"PNP0343", "Korean Enhanced keyboard 101b"},
{"PNP0343", "Korean Enhanced keyboard 101c"},
{"PNP0344", "Korean Enhanced keyboard 103"},
/* Parallel Ports */
{"PNP0400", "Standard LPT printer port"},
{"PNP0401", "ECP printer port"},
/* Serial Ports */
{"PNP0500", "Standard PC COM port"},
{"PNP0501", "16550A-compatible COM port"},
{"PNP0510", "Generic IRDA-compatible port"},
/* Harddisk Controllers */
{"PNP0600", "Generic ESDI/ATA/IDE harddisk controller"},
{"PNP0601", "Plus Hardcard II"},
{"PNP0602", "Plus Hardcard IIXL/EZ"},
{"PNP0603", "Generic IDE supporting Microsoft Device Bay Specification"},
/* Floppy Controllers */
{"PNP0700", "PC standard floppy disk controller"},
{"PNP0701", "Standard floppy controller supporting MS Device Bay Specification"},
/* obsolete devices */
{"PNP0800", "Microsoft Sound System compatible device"},
/* Display Adapters */
{"PNP0900", "VGA Compatible"},
{"PNP0901", "Video Seven VRAM/VRAM II/1024i"},
{"PNP0902", "8514/A Compatible"},
{"PNP0903", "Trident VGA"},
{"PNP0904", "Cirrus Logic Laptop VGA"},
{"PNP0905", "Cirrus Logic VGA"},
{"PNP0906", "Tseng ET4000"},
{"PNP0907", "Western Digital VGA"},
{"PNP0908", "Western Digital Laptop VGA"},
{"PNP0909", "S3 Inc. 911/924"},
{"PNP090A", "ATI Ultra Pro/Plus (Mach 32)"},
{"PNP090B", "ATI Ultra (Mach 8)"},
{"PNP090C", "XGA Compatible"},
{"PNP090D", "ATI VGA Wonder"},
{"PNP090E", "Weitek P9000 Graphics Adapter"},
{"PNP090F", "Oak Technology VGA"},
{"PNP0910", "Compaq QVision"},
{"PNP0911", "XGA/2"},
{"PNP0912", "Tseng Labs W32/W32i/W32p"},
{"PNP0913", "S3 Inc. 801/928/964"},
{"PNP0914", "Cirrus Logic 5429/5434 (memory mapped)"},
{"PNP0915", "Compaq Advanced VGA (AVGA)"},
{"PNP0916", "ATI Ultra Pro Turbo (Mach64)"},
{"PNP0917", "Reserved by Microsoft"},
{"PNP0918", "Matrox MGA"},
{"PNP0919", "Compaq QVision 2000"},
{"PNP091A", "Tseng W128"},
{"PNP0930", "Chips & Technologies Super VGA"},
{"PNP0931", "Chips & Technologies Accelerator"},
{"PNP0940", "NCR 77c22e Super VGA"},
{"PNP0941", "NCR 77c32blt"},
{"PNP09FF", "Plug and Play Monitors (VESA DDC)"},
/* Peripheral Buses */
{"PNP0A00", "ISA Bus"},
{"PNP0A01", "EISA Bus"},
{"PNP0A02", "MCA Bus"},
{"PNP0A03", "PCI Bus"},
{"PNP0A04", "VESA/VL Bus"},
{"PNP0A05", "Generic ACPI Bus"},
{"PNP0A06", "Generic ACPI Extended-IO Bus (EIO bus)"},
/* System devices */
{"PNP0800", "AT-style speaker sound"},
{"PNP0B00", "AT Real-Time Clock"},
{"PNP0C00", "Plug and Play BIOS (only created by the root enumerator)"},
{"PNP0C01", "System Board"},
{"PNP0C02", "General Plug and Play motherboard registers."},
{"PNP0C03", "Plug and Play BIOS Event Notification Interrupt"},
{"PNP0C04", "Math Coprocessor"},
{"PNP0C05", "APM BIOS (Version independent)"},
{"PNP0C06", "Reserved for identification of early Plug and Play BIOS implementation"},
{"PNP0C07", "Reserved for identification of early Plug and Play BIOS implementation"},
{"PNP0C08", "ACPI system board hardware"},
{"PNP0C09", "ACPI Embedded Controller"},
{"PNP0C0A", "ACPI Control Method Battery"},
{"PNP0C0B", "ACPI Fan"},
{"PNP0C0C", "ACPI power button device"},
{"PNP0C0D", "ACPI lid device"},
{"PNP0C0E", "ACPI sleep button device"},
{"PNP0C0F", "PCI interrupt link device"},
{"PNP0C10", "ACPI system indicator device"},
{"PNP0C11", "ACPI thermal zone"},
{"PNP0C12", "Device Bay Controller"},
/* PCMCIA Controllers */
{"PNP0E00", "Intel 82365-Compatible PCMCIA Controller"},
{"PNP0E01", "Cirrus Logic CL-PD6720 PCMCIA Controller"},
{"PNP0E02", "VLSI VL82C146 PCMCIA Controller"},
{"PNP0E03", "Intel 82365-compatible CardBus controller"},
/* Mice */
{"PNP0F00", "Microsoft Bus Mouse"},
{"PNP0F01", "Microsoft Serial Mouse"},
{"PNP0F02", "Microsoft InPort Mouse"},
{"PNP0F03", "Microsoft PS/2-style Mouse"},
{"PNP0F04", "Mouse Systems Mouse"},
{"PNP0F05", "Mouse Systems 3-Button Mouse (COM2)"},
{"PNP0F06", "Genius Mouse (COM1)"},
{"PNP0F07", "Genius Mouse (COM2)"},
{"PNP0F08", "Logitech Serial Mouse"},
{"PNP0F09", "Microsoft BallPoint Serial Mouse"},
{"PNP0F0A", "Microsoft Plug and Play Mouse"},
{"PNP0F0B", "Microsoft Plug and Play BallPoint Mouse"},
{"PNP0F0C", "Microsoft-compatible Serial Mouse"},
{"PNP0F0D", "Microsoft-compatible InPort-compatible Mouse"},
{"PNP0F0E", "Microsoft-compatible PS/2-style Mouse"},
{"PNP0F0F", "Microsoft-compatible Serial BallPoint-compatible Mouse"},
{"PNP0F10", "Texas Instruments QuickPort Mouse"},
{"PNP0F11", "Microsoft-compatible Bus Mouse"},
{"PNP0F12", "Logitech PS/2-style Mouse"},
{"PNP0F13", "PS/2 Port for PS/2-style Mice"},
{"PNP0F14", "Microsoft Kids Mouse"},
{"PNP0F15", "Logitech bus mouse"},
{"PNP0F16", "Logitech SWIFT device"},
{"PNP0F17", "Logitech-compatible serial mouse"},
{"PNP0F18", "Logitech-compatible bus mouse"},
{"PNP0F19", "Logitech-compatible PS/2-style Mouse"},
{"PNP0F1A", "Logitech-compatible SWIFT Device"},
{"PNP0F1B", "HP Omnibook Mouse"},
{"PNP0F1C", "Compaq LTE Trackball PS/2-style Mouse"},
{"PNP0F1D", "Compaq LTE Trackball Serial Mouse"},
{"PNP0F1E", "Microsoft Kids Trackball Mouse"},
{"PNP0F1F", "Reserved by Microsoft Input Device Group"},
{"PNP0F20", "Reserved by Microsoft Input Device Group"},
{"PNP0F21", "Reserved by Microsoft Input Device Group"},
{"PNP0F22", "Reserved by Microsoft Input Device Group"},
{"PNP0F23", "Reserved by Microsoft Input Device Group"},
{"PNP0FFF", "Reserved by Microsoft Systems"},
/* List Terminator */
{NULL, NULL}
};
/* FUNCTIONS ****************************************************************/
static char *
GetDeviceName(char *PnpId)
{
PPNP_ID_NAME IdName;
IdName = PnpName;
while (IdName->PnpId != NULL)
{
if (!strcmp(IdName->PnpId, PnpId))
return IdName->DeviceName;
IdName++;
}
return "Unknown Device";
}
LONG
GetPnpKey(PHKEY PnpKey)
{
LONG lError;
char szBuffer[80];
HKEY hAdapterKey;
HKEY hBusKey;
DWORD dwBus;
DWORD dwType;
DWORD dwSize;
*PnpKey = 0;
lError = RegOpenKey(HKEY_LOCAL_MACHINE,
"HARDWARE\\DESCRIPTION\\System\\MultifunctionAdapter",
&hAdapterKey);
if (lError != ERROR_SUCCESS)
return 0;
/* Enumerate buses */
for (dwBus = 0; ; dwBus++)
{
sprintf(szBuffer, "%lu", dwBus);
lError = RegOpenKey(hAdapterKey,
szBuffer,
&hBusKey);
if (lError != ERROR_SUCCESS)
{
RegCloseKey(hAdapterKey);
return lError;
}
dwSize = 80;
lError = RegQueryValueEx(hBusKey,
"Identifier",
NULL,
&dwType,
(LPBYTE)szBuffer,
&dwSize);
if (lError != ERROR_SUCCESS)
{
RegCloseKey(hBusKey);
RegCloseKey(hAdapterKey);
return lError;
}
if (dwType == REG_SZ && stricmp(szBuffer, "pnp bios") == 0)
{
*PnpKey = hBusKey;
RegCloseKey(hAdapterKey);
return ERROR_SUCCESS;
}
RegCloseKey(hBusKey);
}
return 1;
}
static VOID
PnpDecodeIrq(unsigned char *Ptr)
{
USHORT IrqMask;
int i;
IrqMask = *Ptr;
Ptr++;
IrqMask |= (*Ptr << 8);
printf(" IRQs:");
for (i = 0; i < 16; i++)
{
if (IrqMask & (1 << i))
{
printf(" %u", i);
}
}
printf("\n");
}
static VOID
PnpDecodeDma(unsigned char *Ptr)
{
unsigned char DmaChannel;
unsigned char DmaStatus;
int i;
DmaChannel = *Ptr;
Ptr++;
DmaStatus = *Ptr;
printf(" DMAs:");
for (i = 0; i < 8; i++)
{
if (DmaChannel & (1 << i))
{
printf(" %u", i);
}
}
printf("\n");
}
static VOID
PnpDecodeIoPort(unsigned char *Ptr)
{
USHORT MinBase;
USHORT MaxBase;
UCHAR Align;
UCHAR Length;
// Info = *Ptr;
Ptr++;
MinBase = *Ptr;
Ptr++;
MinBase += (*Ptr << 8);
Ptr++;
MaxBase = *Ptr;
Ptr++;
MaxBase += (*Ptr << 8);
Ptr++;
Align = *Ptr;
Ptr++;
Length = *Ptr;
printf(" I/O Port descriptor\n");
printf(" MinBase 0x%x MaxBase 0x%x Align %u Length %u\n",
MinBase, MaxBase, Align, Length);
}
static VOID
PnpDecodeFixedIoPort(unsigned char *Ptr)
{
USHORT IoPort;
UCHAR Length;
IoPort = *Ptr;
Ptr++;
IoPort += (*Ptr << 8);
Ptr++;
Length = *Ptr;
printf(" Fixed I/O Port descriptor\n");
printf(" PortBase 0x%hx Length 0x%x\n",
IoPort, Length);
#if 0
if (Length == 1)
{
printf(" Fixed location I/O Port descriptor: 0x%x\n",
IoPort);
}
else
{
printf(" Fixed location I/O Port descriptor: 0x%x - 0x%x\n",
IoPort,
IoPort + Length - 1);
}
#endif
}
static VOID
PnpDecodeMemory16(unsigned char *Ptr)
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