Re: [Qemu-devel] [PATCH] Docs: Introduce multiport serial support in qemupciserial.inf

[Paolo Bonzini <pbonzini@redhat.com>]

Il 05/01/2014 16:04, Miki Mishael ha scritto:
> Support for pci-serial-2x and pci-serial-4x added to inf file.
> Standard Windows driver mf.sys used to split single function
> device into per-port nodes.
> 
> Signed-off-by: Miki Mishael <mmishael@redhat.com>
> Signed-off-by: Dmitry Fleytman <dfleytma@redhat.com>
> ---
>  docs/qemupciserial.inf | 227 ++++++++++++++++++++++++++++++-------------------
>  1 file changed, 140 insertions(+), 87 deletions(-)
> 
> diff --git a/docs/qemupciserial.inf b/docs/qemupciserial.inf
> index 3474310..c6988b9 100644
> --- a/docs/qemupciserial.inf
> +++ b/docs/qemupciserial.inf
> @@ -11,99 +11,152 @@
>  ; (Com+Lpt)" from the list.  Click "Have a disk".  Select this file.
>  ; Procedure may vary a bit depending on the windows version.
>  
> -; FIXME: This file covers the single port version only.
> +; This file covers all options: pci-serial, pci-serial-2x, pci-serial-4x
> +; for both 32 and 64 bit platforms.
>  
>  [Version]
> -Signature="$CHICAGO$"
> -Class=Ports
> -ClassGuid={4D36E978-E325-11CE-BFC1-08002BE10318}
> +Signature="$Windows NT$"
> +Class=MultiFunction
> +ClassGUID={4d36e971-e325-11ce-bfc1-08002be10318}
>  Provider=%QEMU%
> -DriverVer=09/24/2012,1.3.0
> -
> -[SourceDisksNames]
> -3426=windows cd
> -
> -[SourceDisksFiles]
> -serial.sys 		= 3426
> -serenum.sys 		= 3426
> -
> -[DestinationDirs]
> -DefaultDestDir  = 11        ;LDID_SYS
> -ComPort.NT.Copy = 12        ;DIRID_DRIVERS
> -SerialEnumerator.NT.Copy=12 ;DIRID_DRIVERS
> -
> -; Drivers
> -;----------------------------------------------------------
> +DriverVer=12/29/2013,1.3.0
> +[ControlFlags]
> +ExcludeFromSelect=*
>  [Manufacturer]
> -%QEMU%=QEMU,NTx86
> +%QEMU%=QEMU,NTx86,NTAMD64
>  
>  [QEMU.NTx86]
> -%QEMU-PCI_SERIAL.DeviceDesc% = ComPort, "PCI\VEN_1b36&DEV_0002&CC_0700"
> +%QEMU-PCI_SERIAL_1_PORT%=ComPort_inst1, PCI\VEN_1B36&DEV_0002&SUBSYS_11001AF4&REV_01
> +%QEMU-PCI_SERIAL_2_PORT%=ComPort_inst2, PCI\VEN_1B36&DEV_0003&SUBSYS_11001AF4&REV_01
> +%QEMU-PCI_SERIAL_4_PORT%=ComPort_inst4, PCI\VEN_1B36&DEV_0004&SUBSYS_11001AF4&REV_01

I think checking the subsystem is not necessary (and I think downstreams
could legitimately change it).  Can you check CC and REV but not SUBSYS?

Otherwise I cannot pretend I know what's going on, but it makes sense. :)

Paolo