Hi Zoran Intel coreboot code + FSP + seabios1.91 in win8.1: All device is workable and no yellow mark in device manager.
All lpss device is workable and no yellow mark in AMI UEFI BIOS. coreboot4.4 + FSP+seabios1.91 in win8.1: lpss device is shown yellow mark in device manager. Thank you 2016-05-20 15:49 GMT+08:00 Zoran Stojsavljevic < [email protected]>: > Hello Chang, > > Just replace these info in my latest email (regarding BYT FSP and > Coreboot). The later use case and questions remain the same. > > Thank you, > Zoran > > > On Fri, May 20, 2016 at 9:16 AM, cheng yichen <[email protected]> > wrote: > >> Hi Zoran >> >> Sorry for the information is not clear. The MR5 that I mean is intel >> release coreboot source code and FSP in intel web side. In the debug >> message I find the version is coreboot4.0. >> >> in my previous mail, the MR5 is included intel coreboot source code and >> FSP package. >> >> Thank you >> >> 2016-05-17 11:36 GMT+08:00 Zoran Stojsavljevic < >> [email protected]>: >> >>> Hello Cheng, >>> >>> I am afraid, I have no ideas anymore what could be wrong. But I have for >>> you one suggestion (path to resolution, maybe). >>> >>> No idea what you are using. In the sense BYT-FSP (MR5) -> Coreboot -> >>> (payload???). You either use SeaBIOS (CSM ON), or Tiano Core/EK2 (CSM OFF). >>> >>> I would suggest the following: since it depends what payload you use >>> because you would like to reuse your old HDD with WIN 8.1, to make test >>> very short (no need to install other HDD with WIN 8.1). >>> >>> Please, take real UEFI BIOS (for BYT-M N2807 it is Client Group 64bit >>> A093.R42 or later), and install it on some INTEL CRB (BayleyBay or >>> BakerSport) where you already have N2807. Then, in relations what payload >>> you are using, you need to set CSM ON or CSM OFF, to make work/reuse your >>> original HDD with WIN 8.1. >>> >>> Please, after you are able to bring your INTEL BYT-M CRB to WIN 8.1, >>> reboot, and again enter BIOS CMOS. There, under system setup/advanced >>> settings, you should be able to find southbridge setup, where one of the >>> options is LPSS. >>> >>> Please, experiment, with settings within LPSS mode (PCI and ACPI), and, >>> please, report here do you have the same as with BYT-FSP MR5 settings as >>> you use "pcdlpsssioenablepcimode" to "LPSS_PCI_MODE_DISABLE" and >>> "ENABLE/DEFAULT" (do you see the same behavior in WIN 8.1 device manager)? >>> >>> Thank you, >>> Zoran >>> >>> On Mon, May 16, 2016 at 2:06 PM, cheng yichen <[email protected]> >>> wrote: >>> >>>> Hi Zoran >>>> >>>> Base on the version Baytrail_coreboot_MR5_Dec-21-2015(coreboot) that is >>>> released by Intel. >>>> In the coreboot(Intel released and defautle is acpi mode) I can install >>>> driver and device is workable in win8. >>>> I can see hs-uart controller in device manage and no yellow mark. >>>> >>>> In last coreboot source code. after I modify "pcdlpsssioenablepcimode" >>>> to "LPSS_PCI_MODE_DISABLE". Then the lpss device will be confgured to ACPI >>>> mode. >>>> but the hs-uart controller and I2C controller will shown yellow mark in >>>> win8 device manager. >>>> Because the main controller is not workable in win8. I don't check the >>>> sub-device device. >>>> >>>> >>>> >>>> >>>> >>>> 2016-05-16 17:16 GMT+08:00 Zoran Stojsavljevic < >>>> [email protected]>: >>>> >>>>> Hello Cheng, >>>>> >>>>> Again, I'll repeat my questions: >>>>> [1] Are you talking about BIOS, where you are enabling in LPSS ACPI >>>>> (disabling automatically PCI) mode? >>>>> [2] I need better explanation of your use case... Are you using BYT >>>>> MR4, then MR5, or instead MR4 BIOS, or...? >>>>> [3] For WIN8.1 you need to have the following: >>>>> For BIOS to work (and get rid off these yellow triangles with >>>>> question marks): >>>>> [A] ACPI mode in BIOS: South Cluster Configuration -> LPSS & SCC >>>>> Configuration -> LPSS LPSS & SCC >>>>> Devices Mode -> Select "ACPI Mode"; >>>>> [B] The GPIO controller driver is/should be prerequisite for >>>>> HS-UART driver. There is a document named: >>>>> Intel_Processor_Win8_IO_Drivers_Gold_MR1. You should ask >>>>> for it from INTEL support. If installed >>>>> correctly, you should see HS-UART Controller device under >>>>> System Devices in Device Manager. Also >>>>> new unknown devices should appear: ACPI\BCM2E1A and >>>>> ACPI\BCM4752. These devices are for >>>>> HS-UART Sub Device Driver; >>>>> [C] You should compile the UART Sub Device Driver (by 1.2.1 of >>>>> Intel Atom E3800 Win8.1 HS-UART Sub >>>>> Device Driver Sample Code Guide_1.0), and install after >>>>> building them. After that you should see Ports in >>>>> Device Manager. >>>>> >>>>> Zoran >>>>> >>>>> On Fri, May 13, 2016 at 5:43 AM, cheng yichen <[email protected]> >>>>> wrote: >>>>> >>>>>> >>>>>> HI all >>>>>> >>>>>> I try to enable Lpss device(i2c hs-uart) with ACPI mdoe. >>>>>> i2c and hs-uart will show yellow mark in device manager with win8.1. >>>>>> but I can't find the same issue in intel coreboot(versrion MR5). >>>>>> Do you have any idea for the issue? Thank you >>>>>> >>>>>> -- >>>>>> coreboot mailing list: [email protected] >>>>>> https://www.coreboot.org/mailman/listinfo/coreboot >>>>>> >>>>> >>>>> >>>> >>> >> >> -- >> coreboot mailing list: [email protected] >> https://www.coreboot.org/mailman/listinfo/coreboot >> > >
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