Re: [coreboot] lspci -xxx -s 0:1F.0 ?

[Riko Ho]

I have compiled this function, hopefully it will work...
http://dpaste.com/195R18B

On 30/10/2016 7:21 AM, Idwer Vollering wrote:
> 2016-10-30 1:18 GMT+02:00 Idwer Vollering :
> > 2016-10-30 1:04 GMT+02:00 Riko Ho :
> > > Everyone,
> > >
> > > How can I use the result from
> > >
> > > sudo lspci -xxx -s 0:1F.0
> > >
> > > inside this function ?
> > >
> > > static void ich7_enable_lpc(void)
> > > {
> > >      // Enable Serial IRQ
> > >      pci_write_config8(PCI_DEV(0, 0x1f, 0), 0x64, 0xd0);
> >
> > This looks good, because lspci tells you this: 60: 8a 89 89 8f d0 00
> > 00 00 89 80 80 8f 00 00 00 00
> > >  // Set COM1/COM2 decode range
> > >  pci_write_config16(PCI_DEV(0, 0x1f, 0), 0x80, 0x0010);
> >
> > This looks good, because lspci tells you this: 60: 8a 89 89 8f d0 00
> > 00 00 89 80 80 8f 00 00 00 00
>
> mea culpa, the above should have been 80: 10 00 07 34 01 08 3c 00 91
> 02 1c 00 00 00 00 00
> > >  // Enable COM1
> > >  pci_write_config16(PCI_DEV(0, 0x1f, 0), 0x82, 0x140d);
> >
> > lspci's output: 80: 10 00 07 34 01 08 3c 00 91 02 1c 00 00 00 00 00
> > change this to pci_write_config16(PCI_DEV(0, 0x1f, 0), 0x82, 0x3407);
> > >  // Enable SuperIO Power Management Events
> > >  pci_write_config32(PCI_DEV(0, 0x1f, 0), 0x84, 0x007c0681);
> >
> > lspci's output: 80:  01 08 3c 00
>
> ^ this was me, stripping the whole line to the value that should be
> written.. whole line:
> 80: 10 00 07 34 01 08 3c 00 91 02 1c 00 00 00 00 00
> > (correct me if I'm wrong)
> > change this to pci_write_config32(PCI_DEV(0, 0x1f, 0), 0x84, 0x003c0801);
> > > }
> > >
> > > are they correctly defined or something not right ?
> > >
> > > bianchi@bianchi-AcerPower-SK50:~$ sudo lspci -xxx -s 0:1F.0
> > > [sudo] password for bianchi:
> > > 00:1f.0 ISA bridge: Intel Corporation 82801GB/GR (ICH7 Family) LPC
> > > Interface Bridge (rev 01)
> > > 00: 86 80 b8 27 07 01 10 02 01 00 01 06 00 00 80 00
> > > 10: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
> > > 20: 00 00 00 00 00 00 00 00 00 00 00 00 19 10 96 21
> > > 30: 00 00 00 00 e0 00 00 00 00 00 00 00 00 00 00 00
> > > 40: 01 04 00 00 80 00 00 00 81 04 00 00 10 00 00 00
> > > 50: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
> > > 60: 8a 89 89 8f d0 00 00 00 89 80 80 8f 00 00 00 00
> > > 70: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
> > > 80: 10 00 07 34 01 08 3c 00 91 02 1c 00 00 00 00 00
> > > 90: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
> > > a0: 23 02 00 00 38 00 00 00 13 00 00 00 00 03 00 00
> > > b0: 00 00 f0 00 00 00 00 00 55 55 55 59 00 00 00 00
> > > c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
> > > d0: 33 22 11 00 67 45 00 00 c0 c0 00 00 00 00 00 00
> > > e0: 09 00 0c 10 a8 00 24 00 00 00 00 00 00 00 00 00
> > > f0: 01 c0 d1 fe 00 00 00 00 86 0f 01 00 00 00 00 00
> > >
> > > Cheers