A1.INF Driver File Contents (Win98SE.zip)

;; ESS Technology, Inc. INF file
;; Copyright (c) 1996 - 2000.  All rights Reserved.
;; Driver: Allegro-1.COMM WDM v5.12.01.1068
;; Date: May 9, 2000 12:00pm

[Version]
Signature="$CHICAGO$"
Class=MEDIA
ClassGUID={4d36e96c-e325-11ce-bfc1-08002be10318}
LayoutFile=layout.inf, layout1.inf, layout2.inf
provider=%ESSMfgName%
CatalogFile=a1.cat
DriverVer=05/09/2000,5.12.01.1068

[SourceDisksNames]
222="ESS WDM Driver Disk",,

[SourceDisksFiles]
es198x.sys      =222

[SourceDisksNames.x86]
222="ESS WDM Driver Disk",,

[SourceDisksFiles.x86]
es198x.sys      =222

[Manufacturer]
%ESSMfgName%=ESS

;; Mechanism for excluding drivers from the "Add New Hardware" list.
[ControlFlags]
ExcludeFromSelect = PCI\VEN_125D&DEV_1988
;ExcludeFromSelect = PCI\VEN_125D&DEV_1998
;ExcludeFromSelect = PCI\VEN_125D&DEV_199A
ExcludeFromSelect = ALLEGRO_HWSBNODE

[ESS]
%Allegro.DeviceDesc%=ALLEGRO, PCI\VEN_125D&DEV_1988&CC_0401
%Allegro.DeviceDesc%=ALLEGRO, PCI\VEN_125D&DEV_1988&SUBSYS_0012103C; 
%Allegro.DeviceDesc%=ALLEGRO, PCI\VEN_125D&DEV_1988&SUBSYS_1988125D; Allegro
%Allegro.DeviceDesc%=ALLEGRO, PCI\VEN_125D&DEV_1988&SUBSYS_14331043
%Allegro.DeviceDesc%=ALLEGRO, PCI\VEN_125D&DEV_1988&SUBSYS_10491043
%AllegroSB.DeviceDesc%=STUB_DEVICE, ALLEGRO_HWSBNODE

%*MS.MPU401.DeviceDesc%=MS_MPU401, MIDIUART


;;--------------------------------------------------------
;; Generic Installation Configuration
;;--------------------------------------------------------
[WDM.Interface.UART]
AddReg=WDM.Interface.UART.AddReg

[WDM.Interface.UART.AddReg]
HKR,,FriendlyName,,%WDM.UART.szPname%


[MS_MPU401]
Include=ks.inf, wdmaudio.inf
Needs=KS.Registration, WDMAUDIO.Registration, WDMAUDIO.MPU401
AddReg=Dummy.AddReg

[MS_MPU401.Interfaces]
AddInterface=%KSCATEGORY_AUDIO%,%KSNAME_UART%,WDM.Interface.UART


;;--------------------------------------------------------
;; Allegro Interface Installation Configuration
;;--------------------------------------------------------
[ESSA1.Interface.Wave]
AddReg=ESSA1.Interface.Wave.AddReg

[ESSA1.Interface.Wave.AddReg]
HKR,,FriendlyName,,%ESSA1.Wave.szPname%

[ESSA1.Interface.Topology]
AddReg=ESSA1.Interface.Topo.AddReg
;; warning!! must be "Topo" because "Topology" is too long

[ESSA1.Interface.Topo.AddReg]
HKR,,FriendlyName,,%ESSA1.Topology.szPname%

[ALLEGRO]
Include=ks.inf, wdmaudio.inf
Needs=KS.Registration, WDMAUDIO.Registration
CopyFiles=ALLEGRO.CopyList
AddReg=AllegroW98.AddReg,ALLEGRO.AddReg,AllegroCommon.AddReg,Allegro1.AddReg
DelFiles=ALLEGRO.CopyList

[ALLEGRO.Interfaces]
AddInterface=%KSCATEGORY_AUDIO%,%KSNAME_Wave%,ESSA1.Interface.Wave
AddInterface=%KSCATEGORY_CAPTURE%,%KSNAME_Wave%,ESSA1.Interface.Wave
AddInterface=%KSCATEGORY_RENDER%,%KSNAME_Wave%,ESSA1.Interface.Wave
AddInterface=%KSCATEGORY_AUDIO%,%KSNAME_Topology%,ESSA1.Interface.Topology
AddInterface=%KSCATEGORY_TOPOLOGY%,%KSNAME_Topology%,ESSA1.Interface.Topology

[STUB_DEVICE]
AddReg=Dummy.AddReg

[DestinationDirs]
DefaultDestDir          = 10,system32\drivers
ALLEGRO.CopyList        = 10,system32\drivers ; %SystemRoot%\system32\drivers

[ALLEGRO.CopyList]
es198x.sys

[Dummy.AddReg]

[ALLEGRO.AddReg]
HKR,,Driver,,es198x.sys
HKR,,NTMPDriver,,"es198x.sys,sbemul.sys"

[AllegroW98.AddReg]
HKR,,AssociatedFilters,,"wdmaud,swmidi,redbook"
HKR,Drivers,SubClasses,,"wave,midi,mixer,aux"
HKR,,"Use Compatible MPU-401",01,00

[AllegroCommon.AddReg]
HKR,Drivers\aux\wdmaud.drv, Driver,,wdmaud.drv
HKR,Drivers\wave\wdmaud.drv, Driver,,wdmaud.drv
HKR,Drivers\midi\wdmaud.drv, Driver,,wdmaud.drv
HKR,Drivers\mixer\wdmaud.drv,Driver,,wdmaud.drv
HKR,Drivers\aux\wdmaud.drv, Description,,%*ESS.DeviceDesc%
HKR,Drivers\wave\wdmaud.drv, Description,,%*ESS.DeviceDesc%
HKR,Drivers\midi\wdmaud.drv, Description,,%WDM_MIDI%
HKR,Drivers\mixer\wdmaud.drv,Description,,%*ESS.DeviceDesc%

;; GUIDs for Mixer Pin and Node names
HKLM,%MediaCategories%\%GUID.20db%,Name,,%String.20db%
HKLM,%MediaCategories%\%GUID.20db%,Display,1,00,00,00,00
HKLM,%MediaCategories%\%GUID.PcBeep%,Name,,%String.PcBeep%
HKLM,%MediaCategories%\%GUID.PcBeep%,Display,1,00,00,00,00
HKLM,%MediaCategories%\%GUID.AuxA%,Name,,%String.AuxA%
HKLM,%MediaCategories%\%GUID.AuxA%,Display,1,00,00,00,00
HKLM,%MediaCategories%\%GUID.AuxB%,Name,,%String.AuxB%
HKLM,%MediaCategories%\%GUID.AuxB%,Display,1,00,00,00,00
HKLM,%MediaCategories%\%GUID.Mixer%,Name,,%String.Mixer%
HKLM,%MediaCategories%\%GUID.Mixer%,Display,1,00,00,00,00

HKLM,%MediaCategories%\%GUID.ES978Play%,Name,,%String.ES978Play%
HKLM,%MediaCategories%\%GUID.ES978Play%,Display,1,00,00,00,00
HKLM,%MediaCategories%\%GUID.ES978Rec%,Name,,%String.ES978Rec%
HKLM,%MediaCategories%\%GUID.ES978Rec%,Display,1,00,00,00,00
HKLM,%MediaCategories%\%GUID.RemoteAC97%,Name,,%String.RemoteAC97%
HKLM,%MediaCategories%\%GUID.RemoteAC97%,Display,1,00,00,00,00
HKLM,%MediaCategories%\%GUID.Aux%,Name,,%String.Aux%
HKLM,%MediaCategories%\%GUID.Aux%,Display,1,00,00,00,00
HKLM,%MediaCategories%\%GUID.AuxVol%,Name,,%String.AuxVol%
HKLM,%MediaCategories%\%GUID.AuxVol%,Display,1,00,00,00,00
HKLM,%MediaCategories%\%GUID.AuxMute%,Name,,%String.AuxMute%
HKLM,%MediaCategories%\%GUID.AuxMute%,Display,1,00,00,00,00
HKLM,%MediaCategories%\%GUID.AuxInVol%,Name,,%String.AuxInVol%
HKLM,%MediaCategories%\%GUID.AuxInVol%,Display,1,00,00,00,00
HKLM,%MediaCategories%\%GUID.AuxInMute%,Name,,%String.AuxInMute%
HKLM,%MediaCategories%\%GUID.AuxInMute%,Display,1,00,00,00,00
HKLM,%MediaCategories%\%GUID.IIS%,Name,,%String.IIS%
HKLM,%MediaCategories%\%GUID.IIS%,Display,1,00,00,00,00
HKLM,%MediaCategories%\%GUID.IISVol%,Name,,%String.IISVol%
HKLM,%MediaCategories%\%GUID.IISVol%,Display,1,00,00,00,00
HKLM,%MediaCategories%\%GUID.IISMute%,Name,,%String.IISMute%
HKLM,%MediaCategories%\%GUID.IISMute%,Display,1,00,00,00,00
HKLM,%MediaCategories%\%GUID.IISInVol%,Name,,%String.IISInVol%
HKLM,%MediaCategories%\%GUID.IISInVol%,Display,1,00,00,00,00
HKLM,%MediaCategories%\%GUID.IISInMute%,Name,,%String.IISInMute%
HKLM,%MediaCategories%\%GUID.IISInMute%,Display,1,00,00,00,00
HKLM,%MediaCategories%\%GUID.HostAudio%,Name,,%String.HostAudio%
HKLM,%MediaCategories%\%GUID.HostAudio%,Display,1,00,00,00,00
HKLM,%MediaCategories%\%GUID.HostVol%,Name,,%String.HostVol%
HKLM,%MediaCategories%\%GUID.HostVol%,Display,1,00,00,00,00
HKLM,%MediaCategories%\%GUID.HostMute%,Name,,%String.HostMute%
HKLM,%MediaCategories%\%GUID.HostMute%,Display,1,00,00,00,00
HKLM,%MediaCategories%\%GUID.Mono%,Name,,%String.Mono%
HKLM,%MediaCategories%\%GUID.Mono%,Display,1,00,00,00,00
HKLM,%MediaCategories%\%GUID.MonoVol%,Name,,%String.MonoVol%
HKLM,%MediaCategories%\%GUID.MonoVol%,Display,1,00,00,00,00
HKLM,%MediaCategories%\%GUID.MonoMute%,Name,,%String.MonoMute%
HKLM,%MediaCategories%\%GUID.MonoMute%,Display,1,00,00,00,00
HKLM,%MediaCategories%\%GUID.Phone%,Name,,%String.Phone%
HKLM,%MediaCategories%\%GUID.Phone%,Display,1,00,00,00,00
HKLM,%MediaCategories%\%GUID.PhoneVol%,Name,,%String.PhoneVol%
HKLM,%MediaCategories%\%GUID.PhoneVol%,Display,1,00,00,00,00
HKLM,%MediaCategories%\%GUID.PhoneMute%,Name,,%String.PhoneMute%
HKLM,%MediaCategories%\%GUID.PhoneMute%,Display,1,00,00,00,00
HKLM,%MediaCategories%\%GUID.Video%,Name,,%String.Video%
HKLM,%MediaCategories%\%GUID.Video%,Display,1,00,00,00,00
HKLM,%MediaCategories%\%GUID.VideoVol%,Name,,%String.VideoVol%
HKLM,%MediaCategories%\%GUID.VideoVol%,Display,1,00,00,00,00
HKLM,%MediaCategories%\%GUID.VideoMute%,Name,,%String.VideoMute%
HKLM,%MediaCategories%\%GUID.VideoMute%,Display,1,00,00,00,00
HKLM,%MediaCategories%\%GUID.Headphones%,Name,,%String.Headphones%
HKLM,%MediaCategories%\%GUID.Headphones%,Display,1,00,00,00,00
HKLM,%MediaCategories%\%GUID.HeadphonesVol%,Name,,%String.HeadphonesVol%
HKLM,%MediaCategories%\%GUID.HeadphonesVol%,Display,1,00,00,00,00
HKLM,%MediaCategories%\%GUID.HeadphonesMute%,Name,,%String.HeadphonesMute%
HKLM,%MediaCategories%\%GUID.HeadphonesMute%,Display,1,00,00,00,00
HKLM,%MediaCategories%\%GUID.WaveOut%,Name,,%String.WaveOut%
HKLM,%MediaCategories%\%GUID.WaveOut%,Display,1,00,00,00,00
HKLM,%MediaCategories%\%GUID.WaveOutVol%,Name,,%String.WaveOutVol%
HKLM,%MediaCategories%\%GUID.WaveOutVol%,Display,1,00,00,00,00
HKLM,%MediaCategories%\%GUID.WaveOutMute%,Name,,%String.WaveOutMute%
HKLM,%MediaCategories%\%GUID.WaveOutMute%,Display,1,00,00,00,00
HKLM,%MediaCategories%\%GUID.DockedSpeakers%,Name,,%String.DockedSpeakers%
HKLM,%MediaCategories%\%GUID.DockedSpeakers%,Display,1,00,00,00,00
HKLM,%MediaCategories%\%GUID.EnableSPDIF%,Name,,%String.EnableSPDIF%
HKLM,%MediaCategories%\%GUID.EnableSPDIF%,Display,1,00,00,00,00
HKLM,%MediaCategories%\%GUID.AnalogStereo%,Name,,%String.AnalogStereo%
HKLM,%MediaCategories%\%GUID.AnalogStereo%,Display,1,00,00,00,00
HKLM,%MediaCategories%\%GUID.AnalogMono%,Name,,%String.AnalogMono%
HKLM,%MediaCategories%\%GUID.AnalogMono%,Display,1,00,00,00,00
HKLM,%MediaCategories%\%GUID.CD2%,Name,,%String.CD2%
HKLM,%MediaCategories%\%GUID.CD2%,Display,1,00,00,00,00
HKLM,%MediaCategories%\%GUID.LineIn2%,Name,,%String.LineIn2%
HKLM,%MediaCategories%\%GUID.LineIn2%,Display,1,00,00,00,00
HKLM,%MediaCategories%\%GUID.Mic2%,Name,,%String.Mic2%
HKLM,%MediaCategories%\%GUID.Mic2%,Display,1,00,00,00,00

;; RunTime and BugFix support, see runtime.h
HKR,,"BugFix",0x10001,0x00000003

; Shut off analog when suspended
; Set to 2 if like to treat Standby as D2 state
HKR,,"Want Analog Off",01,01

HKR,,"Enable Aux",01,00,00
HKR,,"Enable Mic Gain",01,00,01		; enable MicGain
HKR,,"Enable Mono",01,00,00			; for modem
HKR,,"Enable PC Speaker",01,01,00		; for PC Beep
HKR,,"Enable Phone",01,00,00			; for modem
HKR,,"Enable Video",01,00,00
HKR,,"Hide Mic Gain",01,00,00
HKR,,"Show All Mixer Controls",01,00
HKR,,"Enable Sound Blaster",01,00

; Default volumes after installation
; 0 dB...-46.5 dB : -6.0 dB
HKR,,"MasterVolume",0x10001,-250
HKR,,"IISVolume",0x10001,-60

; 12.0 dB...-34.5 dB : 0 dB
HKR,,"PCMVolume",0x10001,-30

; 0 dB...-45.0 dB : -6.0 dB
HKR,,"PCSpeakerVolume",0x10001,-60

; 12.0 dB...-34.5 dB : 6.0 dB
HKR,,"CDVolume",0x10001,60
HKR,,"LineInVolume",0x10001,60
HKR,,"MicVolume",0x10001,60
HKR,,"PhoneVolume",0x10001,60
HKR,,"CD2Volume",0x10001,60
HKR,,"LineIn2Volume",0x10001,60
HKR,,"Mic2Volume",0x10001,60

; 22.5 dB...0 dB : 6.0 dB
HKR,,"RecordMixerVolume",0x10001,60
HKR,,"RecordCDVolume",0x10001,60
HKR,,"RecordLineInVolume",0x10001,60
HKR,,"RecordMicVolume",0x10001,60
HKR,,"RecordPhoneVolume",0x10001,60
HKR,,"RecordCD2Volume",0x10001,60
HKR,,"RecordLineIn2Volume",0x10001,60
HKR,,"RecordMic2Volume",0x10001,60


[Allegro1.AddReg]
; 01:hex expression
; 00,00: low/high byte of Vendor ID; the same as below.
HKR,,"Vendor ID",01,00,00

; 00,00: low/high byte of Product ID
HKR,,"Product ID",01,00,00

; DDMA_MODE      0      // default
; TDMA_MODE      1
; PCPCI_MODE     2
; WBDMA1_MODE    3
; WBDMA2_MODE    4
; WBDMA4_MODE    5
; WBDMA16_MODE   6
; SWDDMA_MODE    7
; VendorSpecific 80h
; AutoDetection  90h
; Disable        ffh
HKR,,"Legacy DMA Mode",01,90

; 00: Direct    // default
; 01: BIOS API
HKR,,"Legacy DMA Channel Update Mode",01,00

; 00: Disable
; 01: Enable    // default
HKR,,"Enable Eapd Support",01,01

; 00: AC97Reg
; 01: Use only one GPO
; 02: Use two GPO
; 03: Vendor Specific
HKR,,"Eapd Support Mode",01,01

; default
; [01,pa,pb]:
; p = 0: active low
;     1: active high
; a = 1st GPO port#
; b = 2nd GPO port#
; Default: (pa, pb)=(1c,00) for Allegro
HKR,,"Eapd GPO Polarity And Port",01,00,1C

; 00: Disable   // default
; 01: Enable
HKR,,"Enable Dock Eapd Support",01,00

; 00: Use 3rd GPO       // default
; 01: Vendor Specific
HKR,,"Dock Eapd Support Mode",01,00

; default
; [01,pa,xx]:
; p = 0: active low
;     1: active high
; a = 3rd GPO port#
; x = don't care
HKR,,"Dock Eapd GPO Polarity And Port",01,00,00

; 00: Disable   // default
; 01: Enable
HKR,,"Enable Dock Detect",01,00

; 00: ACPI Notification
; 01: GPI               // default
HKR,,"Dock Detect Mode",01,01

; default
; [01,pa]:
; p = 0: active low
;     1: active high
; a = GPI port#
HKR,,"Dock Detect GPI Port",01,0e

; 01: Available
; 00: N/A
HKR,,"Dock Speaker Active State",01,00

; 00: GPI
; 01: Vendor Specific
HKR,,"Dock Speaker State Detect Mode",01,00

; default
; [01,pa]:
; p = 0: active low
;     1: active high
; a = GPI port#
HKR,,"Dock Speaker Detect GPI Port",01,02

;00: Dock-Speaker becomes the active speaker
;01: the primary audio codec
HKR,,"Speakers Priority",01,01

; 00: N/A
; 01: Available
HKR,,"Enable NBLineOut Detect",01,00

; 00: GPI
; 01: Vendor Specific
HKR,,"NBLineOut Detect Mode",01,00

; default
; [01,pa]:
; p = 0: active low
;     1: active high
; a = GPI port#
HKR,,"NBLineOut Detect GPI Port",01,0d

; 00: Disable
; 01: Enable
HKR,,"Enable SPDIF Out",01,00

; 00: To Pin #54 (default)
; 01: To Pin #2
HKR,,"SPDIF Out Pin Connect Mode",01,00

; 00: Disable
; 01: Enable
HKR,,"Enable Bus Arbiter1",01,00

; 00: To Pin 51 & 52, w/ quick switch
; 01: To Pin 63 & 02, w/ quick switch
; 02: To Pin 51 & 52, w/o quick switch
; 03: To Pin 63 & 02, w/o quick switch
HKR,,"Bus Arbiter1 Mode",01,02

; 00: Disable
; 01: Enable
HKR,,"Enable Bus Arbiter2",01,00

; 00: Disable
; 01: Enable
HKR,,"Enable HW Volume Control",01,00
;HKR,Config,"Enable HW Volume Control",01,00;use for Alleg B2 ref card

; 00: Up/Down to Pin 53 & 54    // Allegro (if chosen, SPDIF need to use pin#2)
; 01: Up/Down to Pin 44 & 45    // Allegro (default)
; 02: (reserved)
; 03: (reserved)
; 04: to Button[2:0]            // (reserved)
; +
; 80: Enable reduced debounce
HKR,,"HW Volume Pin Connect Mode",01,00

; 00: Disable
; 01: Enable    // default
HKR,,"Enable IIS",01,01			; for NB

; 00: Disable
; 01: Enable    // default
HKR,,"Enable Game Port",01,00

; 00: Disable
; 01: Enable    // default
HKR,,"Enable MPU-401",01,00

; 00: Disable   // default
; 01: Enable
HKR,,"Enable Customized GPIO Mask",01,00

; 0x0000-0xffff
HKR,,"Customized GPIO Mask",01,00,00

; Primary & Secondary
;  GPIO Direction parameters:
;  GPO_PRIMARY_AC97        0x0001
;  GPI_LINEOUT_SENSE       0x0004
;  GPO_SECONDARY_AC97      0x0008
;  GPI_VOL_DOWN            0x0010
;  GPI_VOL_UP              0x0020
;  GPI_IIS_CLK             0x0040
;  GPI_IIS_LRCLK           0x0080
;  GPI_IIS_DATA            0x0100
;  GPI_DOCKING_STATUS      0x0100
;  GPI_HEADPHONE_SENSE     0x0200
;  GPO_EXT_AMP_SHUTDOWN    0x1000
HKR,,"Masked GPIO Direction",01,09,00

; 0x0000-0xffff
HKR,,"Customized GPIO Data",01,00,00

;;;;;;; Power Management Flags, not used yet
HKR,,"GPIO PM Policy",01,00
HKR,,"GPIO Data Init Time",01,00,00
HKR,,"GPIO Direction Init Time",01,00,00
HKR,,"GPIO Data Resume Time",01,00,00
HKR,,"GPIO Direction Resume Time",01,00,00
HKR,,"GPIO Data Shutdown Time",01,00,00
HKR,,"GPIO Direction Shutdown Time",01,00,00

; 0-1F
HKR,,"ADC Clock Delay",01,12

;;;;;;;;;;;;;; NT INSTALL ;;;;;;;;;;;;;;;

[STUB_DEVICE.NT]
AddReg=Dummy.AddReg

[STUB_DEVICE.NT.SERVICES]
AddService=,0x2

[MS_MPU401.NT]
Include=ks.inf, wdmaudio.inf
Needs=KS.Registration, WDMAUDIO.Registration, WDMAUDIO.MPU401
AddReg=Dummy.AddReg

[MS_MPU401.NT.Interfaces]
AddInterface=%KSCATEGORY_AUDIO%,%KSNAME_UART%,WDM.Interface.UART

[MS_MPU401.NT.Services]
Needs=WDMAUDIO.MPU401.Services


[AllegroNT.AddReg]
HKR,,AssociatedFilters,,"wdmaud,swmidi,redbook"
HKR,Drivers,SubClasses,,"wave,midi,mixer,aux"
HKR,,"Use Compatible MPU-401",01,01

[ALLEGRO.NT]
Include=ks.inf, wdmaudio.inf
Needs=KS.Registration, WDMAUDIO.Registration
CopyFiles=ALLEGRO.CopyList
AddReg=AllegroNT.AddReg,ALLEGRO.AddReg,AllegroCommon.AddReg,Allegro1.AddReg
DelFiles=ALLEGRO.CopyList

[ALLEGRO.NT.Interfaces]
AddInterface=%KSCATEGORY_AUDIO%,%KSNAME_Wave%,ESSA1.Interface.Wave
AddInterface=%KSCATEGORY_RENDER%,%KSNAME_Wave%,ESSA1.Interface.Wave
AddInterface=%KSCATEGORY_CAPTURE%,%KSNAME_Wave%,ESSA1.Interface.Wave
AddInterface=%KSCATEGORY_AUDIO%,%KSNAME_Topology%,ESSA1.Interface.Topology
AddInterface=%KSCATEGORY_TOPOLOGY%,%KSNAME_Topology%,ESSA1.Interface.Topology

[ALLEGRO.NT.Services]
AddService = allegro, 0x00000002, allegro_Service_Inst

[allegro_Service_Inst]
DisplayName    = %allegro.SvcDesc%
ServiceType    = 1                  ; SERVICE_KERNEL_DRIVER
StartType      = 3                  ; SERVICE_DEMAND_START
ErrorControl   = 1                  ; SERVICE_ERROR_NORMAL
ServiceBinary  = %10%\system32\drivers\es198x.sys

[Strings]
ESSMfgName="ESS Technology, Inc."
*ESS.DeviceDesc="ESS PCI Audio (WDM)"

ESSA1.Wave.szPname="ESS Allegro"
ESSA1.Topology.szPname="ESS Allegro"

Allegro.DeviceDesc="ESS Allegro PCI Audio (WDM)"
AllegroSB.DeviceDesc="ESS Allegro Sound Blaster Compatible (WDM)"

GUID.PcBeep             ="{9DBBDD22-5CF6-11d1-88B4-00C09F002B8F}"
String.PcBeep           ="Pc Beep"
GUID.AuxA               ="{9DBBDD23-5CF6-11d1-88B4-00C09F002B8F}"
String.AuxA             ="Aux A"
GUID.AuxB               ="{9DBBDD24-5CF6-11d1-88B4-00C09F002B8F}"
String.AuxB             ="Aux B"

GUID.20db               ="{9DBBDD21-5CF6-11d1-88B4-00c09F002B8F}"
String.20db             ="+20dB Gain"
GUID.Mixer              ="{9DBBDD25-5CF6-11d1-88B4-00C09F002B8F}"
String.Mixer            ="Mixer"

GUID.ES978Play          ="{B6755560-26D8-11d2-9265-DABF9A2C015A}"
String.ES978Play        ="ES978 Playback"
GUID.ES978Rec           ="{B6755561-26D8-11d2-9265-DABF9A2C015A}"
String.ES978Rec         ="ES978 Recording"
GUID.RemoteAC97         ="{B6755562-26D8-11d2-9265-DABF9A2C015A}"
String.RemoteAC97       ="Remote AC97"
GUID.Aux                ="{B6755563-26D8-11d2-9265-DABF9A2C015A}"
String.Aux              ="Aux"
GUID.AuxVol             ="{B6755564-26D8-11d2-9265-DABF9A2C015A}"
String.AuxVol           ="Aux Volume"
GUID.AuxMute            ="{B6755565-26D8-11d2-9265-DABF9A2C015A}"
String.AuxMute          ="Aux Mute"
GUID.AuxInVol           ="{B6755566-26D8-11d2-9265-DABF9A2C015A}"
String.AuxInVol         ="Aux In Vol"
GUID.AuxInMute          ="{B6755567-26D8-11d2-9265-DABF9A2C015A}"
String.AuxInMute        ="Aux In Mute"
GUID.IIS                ="{B6755568-26D8-11d2-9265-DABF9A2C015A}"
String.IIS              ="ZV"
GUID.IISVol             ="{B6755569-26D8-11d2-9265-DABF9A2C015A}"
String.IISVol           ="ZV Volume"
GUID.IISMute            ="{B675556A-26D8-11d2-9265-DABF9A2C015A}"
String.IISMute          ="ZV Mute"
GUID.IISInVol           ="{B675556B-26D8-11d2-9265-DABF9A2C015A}"
String.IISInVol         ="ZV In Volume"
GUID.IISInMute          ="{B675556C-26D8-11d2-9265-DABF9A2C015A}"
String.IISInMute        ="ZV In Mute"
GUID.HostAudio          ="{B675556D-26D8-11d2-9265-DABF9A2C015A}"
String.HostAudio        ="Host Audio"
GUID.HostVol            ="{B675556E-26D8-11d2-9265-DABF9A2C015A}"
String.HostVol          ="Host Audio Vol"
GUID.HostMute           ="{B675556F-26D8-11d2-9265-DABF9A2C015A}"
String.HostMute         ="Host Audio Mute"
GUID.Mono               ="{B6755570-26D8-11d2-9265-DABF9A2C015A}"
String.Mono             ="Mono"
GUID.MonoVol            ="{B6755571-26D8-11d2-9265-DABF9A2C015A}"
String.MonoVol          ="Mono Volume"
GUID.MonoMute           ="{B6755572-26D8-11d2-9265-DABF9A2C015A}"
String.MonoMute         ="Mono Mute"
GUID.Phone              ="{B6755573-26D8-11d2-9265-DABF9A2C015A}"
String.Phone            ="Phone"
GUID.PhoneVol           ="{B6755574-26D8-11d2-9265-DABF9A2C015A}"
String.PhoneVol         ="Phone Volume"
GUID.PhoneMute          ="{B6755575-26D8-11d2-9265-DABF9A2C015A}"
String.PhoneMute        ="Phone Mute"
GUID.Video              ="{B6755576-26D8-11d2-9265-DABF9A2C015A}"
String.Video            ="Video"
GUID.VideoVol           ="{B6755577-26D8-11d2-9265-DABF9A2C015A}"
String.VideoVol         ="Video Volume"
GUID.VideoMute          ="{B6755578-26D8-11d2-9265-DABF9A2C015A}"
String.VideoMute        ="Video Mute"
GUID.Headphones         ="{B6755579-26D8-11d2-9265-DABF9A2C015A}"
String.Headphones       ="Headphones"
GUID.HeadphonesVol      ="{B675557A-26D8-11d2-9265-DABF9A2C015A}"
String.HeadphonesVol    ="Headphones Vol"
GUID.HeadphonesMute     ="{B675557B-26D8-11d2-9265-DABF9A2C015A}"
String.HeadphonesMute   ="Headphones Mute"
GUID.WaveOut            ="{B675557C-26D8-11d2-9265-DABF9A2C015A}"
String.WaveOut          ="Wave Out"
GUID.WaveOutVol         ="{B675557D-26D8-11d2-9265-DABF9A2C015A}"
String.WaveOutVol       ="Wave Out Vol"
GUID.WaveOutMute        ="{B675557E-26D8-11d2-9265-DABF9A2C015A}"
String.WaveOutMute      ="Wave Out Mute"
GUID.DockedSpeakers     ="{B675557F-26D8-11d2-9265-DABF9A2C015A}"
String.DockedSpeakers   ="Docked Speakers"
GUID.EnableSPDIF        ="{B6755580-26D8-11d2-9265-DABF9A2C015A}"
String.EnableSPDIF      ="Enable S/PDIF"
GUID.AnalogStereo       ="{B6755581-26D8-11d2-9265-DABF9A2C015A}"
String.AnalogStereo     ="Analog Stereo"
GUID.AnalogMono         ="{B6755582-26D8-11d2-9265-DABF9A2C015A}"
String.AnalogMono       ="Analog Mono"
GUID.CD2                ="{B6755583-26D8-11d2-9265-DABF9A2C015A}"
String.CD2              ="CD Audio 2"
GUID.LineIn2            ="{B6755584-26D8-11d2-9265-DABF9A2C015A}"
String.LineIn2          ="Line In 2"
GUID.Mic2               ="{B6755585-26D8-11d2-9265-DABF9A2C015A}"
String.Mic2             ="Microphone 2"

*MS.MPU401.DeviceDesc="MPU-401 Compatible MIDI Device"

MediaCategories="SYSTEM\CurrentControlSet\Control\MediaCategories"
WDM_MIDI="WDM-based Device"

KSCATEGORY_AUDIO="{6994AD04-93EF-11D0-A3CC-00A0C9223196}"
KSCATEGORY_RENDER="{65E8773E-8F56-11D0-A3B9-00A0C9223196}"
KSCATEGORY_CAPTURE="{65E8773D-8F56-11D0-A3B9-00A0C9223196}"
KSCATEGORY_TOPOLOGY="{DDA54A40-1E4C-11D1-A050-405705C10000}"

KSNAME_Wave="Wave"
KSNAME_UART="UART"
KSNAME_Topology="Topology"

WDM.UART.szPname="MPU-401"

allegro.SvcDesc = "ESS Allegro Audio Driver (WDM)"
Download Driver Pack

How To Update Drivers Manually

After your driver has been downloaded, follow these simple steps to install it.

  • Expand the archive file (if the download file is in zip or rar format).

  • If the expanded file has an .exe extension, double click it and follow the installation instructions.

  • Otherwise, open Device Manager by right-clicking the Start menu and selecting Device Manager.

  • Find the device and model you want to update in the device list.

  • Double-click on it to open the Properties dialog box.

  • From the Properties dialog box, select the Driver tab.

  • Click the Update Driver button, then follow the instructions.

Very important: You must reboot your system to ensure that any driver updates have taken effect.

For more help, visit our Driver Support section for step-by-step videos on how to install drivers for every file type.

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