---------- Forwarded message ---------
From: Matt B <[email protected]>
Date: Sat, Jun 1, 2019 at 12:17 PM
Subject: Re: [coreboot] Re: ASUS KGPE-D16 ECC disabled by default
To: Kinky Nekoboi <[email protected]>
Hi,
So configuring ECC to be on by default in nvram has no effect?
Sincerely,
-Matt
On Sat, Jun 1, 2019 at 11:08 AM Kinky Nekoboi <[email protected]>
wrote:
> OK i flashed a recompiled version with nvram options enabled.
>
> ECC is enabled by default:
> boot_option = Fallback
> reboot_counter = 0x0
> interleave_chip_selects = Enable
> interleave_nodes = Disable
> interleave_memory_channels = Enable
> max_mem_clock = DDR3-1600
> multi_core = Enable
> debug_level = Debug
> ecc_scrub_rate = 1.28us
> slow_cpu = off
> nmi = Disable
> gart = Enable
> power_on_after_fail = On
> ECC_memory = Enable
> ECC_redirection = Enable
> hypertransport_speed_limit = Auto
> minimum_memory_voltage = 1.5V
> compute_unit_siblings = Enable
> cpu_c_states = Enable
> cpu_cc6_state = Enable
> sata_ahci_mode = Enable
> sata_alpm = Disable
> dimm_spd_checksum = Enforce
> probe_filter = Auto
> l3_cache_partitioning = Disable
> ieee1394_controller = Enable
> iommu = Enable
> cpu_core_boost = Enable
> ehci_async_data_cache = Enable
> experimental_memory_speed_boost = Disable
> maximum_p_state_limit = 0xf
>
> Still i need to force the kernel to enable ECC.
> Am 01.06.19 um 14:10 schrieb Kinky Nekoboi:
>
> Hello everybody, i just setup an ASUS KGPE-D16 with coreboot in my
> fileserver today.
>
> CPU: Opteron 6380 with newest microcode loaded in coreboot
>
> 1x 8GB Hynix DDR3 ECC
>
> 1x 8GB Samsung DDR3 ECC
>
> ECC works after you force the linux kernel / the amd_edac module to
> enable ECC as you can see on this dmesg output :
>
> root@lain:~# dmesg | grep -i edac
> [ 44.487132] EDAC MC: Ver: 3.0.0
> [ 44.520632] EDAC amd64: DRAM ECC disabled.
> [ 44.520670] EDAC amd64: ECC disabled in the BIOS or no ECC
> capability, module will not load.
> [ 44.520670] EDAC amd64: Forcing ECC on!
> [ 44.520747] EDAC amd64: DRAM ECC disabled on this node, enabling...
> [ 44.520749] EDAC amd64: Hardware accepted DRAM ECC Enable
> [ 44.520750] EDAC amd64: F15h detected (node 0).
> [ 44.520802] EDAC MC: DCT0 chip selects:
> [ 44.520804] EDAC amd64: MC: 0: 0MB 1: 0MB
> [ 44.520805] EDAC amd64: MC: 2: 0MB 3: 0MB
> [ 44.520806] EDAC amd64: MC: 4: 0MB 5: 0MB
> [ 44.520807] EDAC amd64: MC: 6: 0MB 7: 0MB
> [ 44.520808] EDAC MC: DCT1 chip selects:
> [ 44.520809] EDAC amd64: MC: 0: 0MB 1: 0MB
> [ 44.520810] EDAC amd64: MC: 2: 0MB 3: 0MB
> [ 44.520811] EDAC amd64: MC: 4: 0MB 5: 0MB
> [ 44.520812] EDAC amd64: MC: 6: 0MB 7: 0MB
> [ 44.520813] EDAC amd64: using x4 syndromes.
> [ 44.520813] EDAC amd64: MCT channel count: 0
> [ 44.520903] EDAC MC0: Giving out device to module amd64_edac
> controller F15h: DEV 0000:00:18.2 (INTERRUPT)
> [ 44.520904] EDAC amd64: DRAM ECC enabled.
> [ 44.520916] EDAC amd64: F15h detected (node 1).
> [ 44.520958] EDAC MC: DCT0 chip selects:
> [ 44.520959] EDAC amd64: MC: 0: 0MB 1: 0MB
> [ 44.520961] EDAC amd64: MC: 2: 4096MB 3: 4096MB
> [ 44.520962] EDAC amd64: MC: 4: 0MB 5: 0MB
> [ 44.520963] EDAC amd64: MC: 6: 0MB 7: 0MB
> [ 44.520964] EDAC MC: DCT1 chip selects:
> [ 44.520965] EDAC amd64: MC: 0: 0MB 1: 0MB
> [ 44.520966] EDAC amd64: MC: 2: 4096MB 3: 4096MB
> [ 44.520967] EDAC amd64: MC: 4: 0MB 5: 0MB
> [ 44.520968] EDAC amd64: MC: 6: 0MB 7: 0MB
> [ 44.520969] EDAC amd64: using x4 syndromes.
> [ 44.520969] EDAC amd64: MCT channel count: 2
> [ 44.521294] EDAC MC1: Giving out device to module amd64_edac
> controller F15h: DEV 0000:00:19.2 (INTERRUPT)
> [ 44.521313] EDAC PCI0: Giving out device to module amd64_edac
> controller EDAC PCI controller: DEV 0000:00:18.2 (POLLED)
> [ 44.521314] AMD64 EDAC driver v3.4.0
>
> Is there an NVRAM Option for ECC and should i rebuild coreboot with
> nvram options enabled ?
>
> best regards
>
> kinky_nekoboi
>
>
>
>
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