Commit Graph

2 Commits

Author SHA1 Message Date
Aravind Mani
6c82346c3d [DellEMC] DMA errors are seen when loading bullseye kernel (#9641)
Following errors are seen continuously on SMBus controller when loading bullseye kernel.

[ 273.643046] DMAR: [DMA Write] Request device [00:12.0] PASID ffffffff fault addr 0 [fault reason 05] PTE Write access is not set
[ 273.785784] DMAR: DRHD: handling fault status reg 2
[ 273.844072] DMAR: [DMA Write] Request device [00:12.0] PASID ffffffff fault addr 0 [fault reason 05] PTE Write access is not set
[ 273.986804] DMAR: DRHD: handling fault status reg 2
[ 274.045101] DMAR: [DMA Write] Request device [00:12.0] PASID ffffffff fault addr 0 [fault reason 05] PTE Write access is not set
[ 274.187789] DMAR: DRHD: handling fault status reg 2

root@sonic:~# lspci -s 00:12.0 -vv
00:12.0 System peripheral: Intel Corporation Atom Processor C3000 Series SMBus Contoller - Host (rev 11)

Issue was not seen in buster. 

Modified platform specific installer.conf to turn off io_mmu
2022-01-08 16:36:06 -08:00
arunlk-dell
b0b0ba828a
DellEMC: N3248PXE Initial platform commit (#8562)
Why I did it
Added support for the device N3248PXE

How I did it
Implemented the support for the platform N3248PXE
n3248pxe_unit_test_log.txt

Switch Vendor: DellEMC
* Switch SKU: N3248PXE
* ASIC Vendor: Broadcom
* SONiC Image: sonic-broadcom.bin

How to verify it
Verified the show platform commands
2021-09-25 15:35:16 -07:00