but want the actual device name, also at minimum need load/eject and
prevent/allow removal support, but really able to send any command to the
devices. Not the controller info...
On Fri, Sep 6, 2013 at 4:59 AM, Sergey Isakov <[email protected]> wrote:
> May be this part of codes helps you
> ----------------
> // Scan PCI handles
> Status = gBS->LocateHandleBuffer (
> ByProtocol,
> &gEfiPciIoProtocolGuid,
> NULL,
> &HandleCount,
> &HandleArray
> );
> if (!EFI_ERROR (Status)) {
> for (Index = 0; Index < HandleCount; Index++) {
> Status = gBS->HandleProtocol (
> HandleArray[Index],
> &gEfiPciIoProtocolGuid,
> (VOID **)&PciIo
> );
> if (!EFI_ERROR (Status)) {
> // Read PCI BUS
> Status = PciIo->GetLocation (PciIo, &Segment, &Bus, &Device,
> &Function);
> Status = PciIo->Pci.Read (
> PciIo,
> EfiPciIoWidthUint32,
> 0,
> sizeof (Pci) / sizeof (UINT32),
> &Pci
> );
> Print(L"PCI (%02x|%02x:%02x.%02x) : %04x %04x
> class=%02x%02x%02x\n",
> Segment, Bus, Device, Function,
> Pci.Hdr.VendorId, Pci.Hdr.DeviceId,
> Pci.Hdr.ClassCode[2], Pci.Hdr.ClassCode[1], Pci.Hdr.ClassCode[
> 0]);
>
> ----------------
> The same is possible for ExtScsiPassTru protocol
>
> Regards,
> Sergey
>
> On 06.09.2013, at 9:40, David F. <[email protected]> wrote:
>
> Yes, but to do it right you really need the SCSI Pass Through Interface to
> talk directly with the device as you may need to send setup or blank
> commands, etc... Also for ATA devices, be nice for the various commands
> dealing with their command set.
>
>
>
>
>
> On Thu, Sep 5, 2013 at 7:42 PM, Sergey Isakov <[email protected]> wrote:
>
>> Hi David,
>> I am not understanding what are you going to do. How did you propose to
>> burn DVD in UEFI mode? Do you have such UEFI application to burn DVD?
>> Sergey.
>>
>> On 06.09.2013, at 6:22, David F. <[email protected]> wrote:
>>
>> > Well, without any passthru support, I'm not sure how I'm, as an
>> application, supposed to get the device names of the various hard drives
>> and dvd drives in the system? Also, how you would be able to burn a CD/DVD
>> and send the various commands to setup for the burn. I see the Visual
>> BIOS on the system has all the name, so there must be a way without
>> essentially turning off all UEFI services and writing a raw DOS like
>> program to directly program the SATA/PATA controllers like the old days?
>> Strange?
>> >
>> > Does anyone have the answer??
>> >
>> > TIA!!
>> >
>> >
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