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Chapter 3 — Configuring the Computer
70 751G Color Mobile Computer User’s Manual
IOCTL_HAL_ITC_WRITE_SYSPARM
Describes and enables the registry save location.
Usage
#include “oemioctl.h”
Syntax
BOOL KernelIoControl( IOCTL_HAL_ITC_WRITE_SYSPARM,LPVOID
lpInBuf,DWORD nInBufSize, LPVOID lpOutBuf, DWORD
nOutBufSize, LPDWORD lpBytesReturned );
Parameters
ITC_NVPARM_80211_INSTALLED
Reads state of 802.11b or b/g radio installed flag. BOOLEAN DWORD returned in buffer: TRUE = radio installed.
ITC_NVPARM_80211_RADIOTYPE
Reads 802.11b or b/g radio ID installed by manufacturing. BYTE returned in buffer pointer to by lpOutBuffer indicates
type of radio hardware installed. ITC_DEVID_80211RADIO_MAX is maximum value returned:
• ITC_DEVID_80211RADIO_NONE No 802.11b or 802.11b/g radio installed.
• ITC_DEVID_80211RADIO_INTEL_2011B Intel 2011B radio installed.
ITC_NVPARM_BLUETOOTH_INSTALLED
Reads state of Bluetooth radio installed flag. BOOLEAN DWORD returned in buffer pointed to by lpOutBuffer. TRUE
indicates Bluetooth radio installed. FALSE is no Bluetooth radio installed.
ITC_NVPARM_SERIAL2_INSTALLED
Reads state of serial 2 (COM2) device installed flag. BOOLEAN DWORD returned in buffer pointed to by
lpOutBuffer. TRUE indicates serial 2 device is installed. FALSE is no serial 2 device is installed.
ITC_NVPARM_VIBRATE_INSTALLED
Reads state of vibrate device installed flag. BOOLEAN DWORD is returned in buffer pointed to by lpOutBuffer. TRUE
indicates vibrate device is installed. FALSE is no vibrate device is installed.
ITC_NVPARM_LAN9000_INSTALLED
Reads state of Ethernet device installed flag. BOOLEAN DWORD is returned in buffer pointed to by lpOutBuffer.
TRUE indicates Ethernet device is installed. FALSE is no Ethernet device is installed.
ITC_NVPARM_SIM_PROTECT_HW_INSTALLED
Reads state of SIM card protection hardware installed flag. BOOLEAN DWORD returned in buffer pointed to by
lpOutBuffer. TRUE indicates SIM card protection hardware installed. FALSE is no such hardware installed.
ITC_NVPARM_SIM_PROTECT_SW_INSTALLED
Reads state of SIM card protection software installed flag. BOOLEAN DWORD returned in buffer pointed to by
lpOutBuffer. TRUE indicates SIM card protection software is installed. FALSE is no such software installed.
lpInBuf A single byte that may be one of the id values. See “ID Field Values”
on the next page.
nInBufSize Must be set to the size of the lpInBuf in bytes.
lpOutBuf Must point to a buffer large enough to hold the data to be written to
the non-volatile data store.
nOutBufSize The size of lpOutBuf in bytes.
lpBytesReturned The number of bytes returned by the function.
ID Field Values