I think the issue is with the service portion of txtsetup.oem is not included in the driverpack. I going to try adding the service data in IMSM_PRE.inf to HIVESYS.INF
[Version]
Signature="$Chicago$"
[DefaultInstall]
AddReg=[b]iaStorCritical.Reg, iaStorSvc.Reg[/b]
CopyFiles=iaStor_Driver_File
[DefaultUninstall]
DelReg=iaStorCritical.DelReg, iaStorSvc.DelReg
[DestinationDirs]
DefaultDestDir = 12 ; DIRID_DRIVERS
[iaStor_Driver_File]
iaStor.sys,,,0x00000010
;============================================================================================================
; ICH8M - Critical Boot Device Database
; %PCI\VEN_8086&DEV_2829&CC_0106.DeviceDesc% = iaStor_mobl_Inst,PCI\VEN_8086&DEV_2829&CC_0106
; ICH7M - Critical Boot Device Database
; %PCI\VEN_8086&DEV_27C5&CC_0106.DeviceDesc% = iaStor_mobl_Inst,PCI\VEN_8086&DEV_27C5&CC_0106
;============================================================================================================
[iaStorCritical.Reg]
HKLM,System\CurrentControlSet\Control\CriticalDeviceDatabase\pci#ven_8086&dev_2829&cc_0106,Service,%REG_SZ%,%IASTOR_SVC%
HKLM,System\CurrentControlSet\Control\CriticalDeviceDatabase\pci#ven_8086&dev_2829&cc_0106,ClassGUID,%REG_SZ%,"{4D36E96A-E325-11CE-BFC1-08002BE10318}"
HKLM,System\CurrentControlSet\Control\CriticalDeviceDatabase\pci#ven_8086&dev_27c5&cc_0106,Service,%REG_SZ%,%IASTOR_SVC%
HKLM,System\CurrentControlSet\Control\CriticalDeviceDatabase\pci#ven_8086&dev_27c5&cc_0106,ClassGUID,%REG_SZ%,"{4D36E96A-E325-11CE-BFC1-08002BE10318}"
[iaStorCritical.DelReg]
HKLM,System\CurrentControlSet\Control\CriticalDeviceDatabase\pci#ven_8086&dev_2829&cc_0106
HKLM,System\CurrentControlSet\Control\CriticalDeviceDatabase\pci#ven_8086&dev_27c5&cc_0106
;============================================================================================================
; Storage Service - Parameter Set (ICH8M)
;============================================================================================================
[iaStorSvc.Reg]
HKLM,System\CurrentControlSet\Services\iastor,ErrorControl,%REG_DWORD%,1
HKLM,System\CurrentControlSet\Services\iastor,Group,%REG_SZ%,"SCSI miniport"
HKLM,System\CurrentControlSet\Services\iastor,Start,%REG_DWORD%,0
HKLM,System\CurrentControlSet\Services\iastor,Type,%REG_DWORD%,1
HKLM,System\CurrentControlSet\Services\iastor,DisplayName,%REG_SZ%,%*PNP0600.DeviceDesc%
HKLM,System\CurrentControlSet\Services\iastor,ImagePath,%REG_SZ%,"System32\Drivers\iaStor.sys"
HKLM,System\CurrentControlSet\Services\iastor,Tag,%REG_DWORD%,25
HKLM,System\CurrentControlSet\Services\iastor\Parameters\Port0,%AN%,%REG_DWORD%,0
HKLM,System\CurrentControlSet\Services\iastor\Parameters\Port0,%LPM%,%REG_DWORD%,1
HKLM,System\CurrentControlSet\Services\iastor\Parameters\Port0,%LPMSTATE%,%REG_DWORD%,0
HKLM,System\CurrentControlSet\Services\iastor\Parameters\Port0,%LPMDSTATE%,%REG_DWORD%,1
HKLM,System\CurrentControlSet\Services\iastor\Parameters\Port0,%GTF%,%REG_DWORD%,1
HKLM,System\CurrentControlSet\Services\iastor\Parameters\Port0,%DIPM%,%REG_DWORD%,1
HKLM,System\CurrentControlSet\Services\iastor\Parameters\Port2,%AN%,%REG_DWORD%,0
HKLM,System\CurrentControlSet\Services\iastor\Parameters\Port2,%LPM%,%REG_DWORD%,1
HKLM,System\CurrentControlSet\Services\iastor\Parameters\Port2,%LPMSTATE%,%REG_DWORD%,0
HKLM,System\CurrentControlSet\Services\iastor\Parameters\Port2,%LPMDSTATE%,%REG_DWORD%,1
HKLM,System\CurrentControlSet\Services\iastor\Parameters\Port2,%GTF%,%REG_DWORD%,1
HKLM,System\CurrentControlSet\Services\iastor\Parameters\Port2,%DIPM%,%REG_DWORD%,1
[iaStorSvc.DelReg]
HKLM,System\CurrentControlSet\Services\iastor
[SourceDisksNames]
1=%ProdName%,,
[SourceDisksFiles]
imsm_pre.inf=1
iaStor.sys=1, ..\,
[Strings]
ProdName="IMSM Critical Database Preparation for Windows 2000/XP"
ProdVersion="1.0"
IASTOR_SVC="iaStor"
*PNP0600.DeviceDesc="Intel AHCI Controller"
INTEL="Intel"
AN="AN"
LPM="LPM"
LPMSTATE="LPMSTATE"
LPMDSTATE="LPMDSTATE"
GTF="GTF"
DIPM="DIPM"
;*******************************************
;Handy macro substitutions (non-localizable)
SPSVCINST_ASSOCSERVICE = 0x00000002
SERVICE_KERNEL_DRIVER = 1
SERVICE_BOOT_START = 0
SERVICE_ERROR_NORMAL = 1
REG_SZ = 0x00000000
REG_EXPAND_SZ = 0x00020000
REG_DWORD = 0x00010001