[U-Boot] build error with CONFIG_DM_PCI disabled in menuconfig

[Ding, ChiX]

> -----Original Message-----
> From: Bin Meng [mailto:bmeng.cn at gmail.com]
> Sent: Tuesday, October 11, 2016 11:44 AM
> To: Ding, ChiX <chix.ding at intel.com>
> Cc: Simon Glass <sjg at chromium.org>; u-boot at lists.denx.de
> Subject: Re: [U-Boot] build error with CONFIG_DM_PCI disabled in menuconfig
> 
> Hi Chi,
> 
> On Tue, Oct 11, 2016 at 6:01 PM, Ding, ChiX <chix.ding at intel.com> wrote:
> > Hi Bin
> > Thanks for the reply. I'm working on Intel Denvernton Board.  As you
> > suggested I'm debugging it using DM PCI now. In the device tree file,
> > I define PCI as this, but I don't know what is missing so that AHCI isn't probed
> >         pci {
> >                 compatible = "pci-x86";
> >                 #address-cells = <3>;
> >                 #size-cells = <2>;
> >                 u-boot,dm-pre-reloc;
> >         };
> >
> > In coreboot.h, I define
> > #define CONFIG_SCSI_AHCI
> > #define CONFIG_SCSI
> >
> > #ifdef CONFIG_SCSI_AHCI
> > #define CONFIG_LIBATA
> > #define CONFIG_SYS_64BIT_LBA
> > #define CONFIG_SCSI_DEV_LIST            {PCI_VENDOR_ID_INTEL, \
> >                         0x19b2},              \
> >         {PCI_VENDOR_ID_INTEL,           \
> >                         0x19c2}
> >
> > U-Boot dm tree command shows pci isn't probed.
> > => dm tree
> >  Class       Probed   Name
> > ----------------------------------------
> >  root        [ + ]    root_driver
> >  keyboard    [ + ]    |-- keyboard
> >  serial      [ + ]    |-- serial
> >  rtc         [   ]    |-- rtc
> >  timer       [ + ]    |-- tsc-timer
> >  pci         [   ]    `-- pci
> >
> >
> >
> > => dm uclass
> > uclass 0: root
> > - * root_driver @ 7f4e9040, seq 0, (req -1)
> >
> > uclass 9: simple_bus
> > uclass 11: ahci
> > uclass 12: blk
> > uclass 14: cpu
> > uclass 19: gpio
> > uclass 24: irq
> > uclass 25: keyboard
> > - * keyboard @ 7f4e90c8, seq 0, (req -1)
> >
> > uclass 27: lpc
> > uclass 34: northbridge
> > uclass 37: pch
> > uclass 38: pci
> > -   pci @ 7f4e92c0
> >
> > uclass 39: pci_generic
> > uclass 50: rtc
> > -   rtc @ 7f4e91d0
> >
> > uclass 51: serial
> > - * serial @ 7f4e9140, seq 0, (req -1)
> >
> > uclass 52: spi
> > uclass 54: spi_flash
> > uclass 55: spi_generic
> > uclass 56: syscon
> > uclass 59: timer
> > - * tsc-timer @ 7f4e9248, seq 0, (req -1)
> >
> > uclass 60: tpm
> >
> >
> > Thanks a lot,
> > Chi
> 
> Please do not top-posting.
> 
> The reason is that PCI is not probed so that AHCI driver is not probed too. Can
> you please run pci command from U-Boot shell?
> 
> Regards,
> Bin

Hi Bin
Sorry that outlook does top-posting by default. I just changed it.
I ran "pci" command from U-Boot shell and it says no such bus.

=> pci                                                                          
No such bus     

Thanks,
Chi
--------------------------------------------------------------
Intel Research and Development Ireland Limited
Registered in Ireland
Registered Office: Collinstown Industrial Park, Leixlip, County Kildare
Registered Number: 308263


This e-mail and any attachments may contain confidential material for the sole
use of the intended recipient(s). Any review or distribution by others is
strictly prohibited. If you are not the intended recipient, please contact the
sender and delete all copies.