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Diffstat (limited to 'docs/n1sdp/release-notes.rst')
| -rwxr-xr-x | docs/n1sdp/release-notes.rst | 30 |
1 files changed, 11 insertions, 19 deletions
diff --git a/docs/n1sdp/release-notes.rst b/docs/n1sdp/release-notes.rst index bd40de1..98db13c 100755 --- a/docs/n1sdp/release-notes.rst +++ b/docs/n1sdp/release-notes.rst @@ -9,13 +9,13 @@ Release Notes Features and Fixes ------------------ -The following is a summary of the key software features of the tagged N1SDP-2020.07.27 release. +The following is a summary of the key software features of the tagged N1SDP-2020.12.15 release. -- Stability improvement over the GEN4 x16 link on CCIX slot. Verified with Mellanox Card (MCX516A-CDAT). -- Switched to user space dhcp client from the kernel space dhcp client for the initial ubuntu boot. -- Updated MCC firmware (mbb_v107) – This prompt for the recommended PMIC firmware. -- Added new PMIC firmware (300k_8c2) – This supports for boards manufactured post Nov 2019. -- Added latest PCC firmware (pcc_v050) – This allows to update of older boards. +- Yocto based BSP build to generate Poky distribution image and board firmware binary package. +- Restructuring the ubuntu build and packaging scripts to generate the custom ubuntu image. +- Support for both single and multi-chip configurations. + +This release is made to restructure the N1SDP profile majorly considering the single and multi-chip profiles, for CCIX accelerator profile please refer to `N1SDP community portal`_. Precautions ----------- @@ -33,18 +33,11 @@ Precautions - Avoid touching the component pins or any other metallic elements. - Update/Change board firmware only if MCC FW ask to do so, - see here for more information - https://community.arm.com/developer/tools-software/oss-platforms/w/docs/604/notice-potential-damage-to-n1sdp-boards-if-using-latest-firmware-release + refer to `potential damage`_ page for more information - Note: The case front panel USB 3.0 ports and & audio jacks are NOT connected/usable. They will be removed on later versions. -PCIe Testing ------------- -Limited PCIe testing done on: -- Mellanox ConnectX-5 -- Xilinx U280 CCIX card - Known Issues or limitations --------------------------- - If either of the two boards needs to boot-up in a single chip mode with a C2C setup, @@ -52,12 +45,9 @@ Known Issues or limitations - To boot a standard distribution on N1SDP platform the kernel must be patched with the PCIe quirks. See the article `PCIE`_ - PCIe root port is limited to GEN3 speed due to the on-board PCIe switch supporting maximum GEN3 speed. -- GEN4 x16 link in CCIX slot has not been performance tested. -- CCIX usecases (Accelerator/Multichip) is limited to GEN3 speed. -- Page Request Interface (PRI) feature is not available in both SMMUs interfaced with PCIe & CCIX root ports. +- Page Request Interface (PRI) feature is not available in both SMMUs interfaced with PCIe root ports. - Currently only Micron 8GB single Rank DIMM (part number: MTA9ASF1G72PZ-2G6D1) and 16GB dual Rank DIMMs (part number:MTA18ASF2G72PDZ-2G6E1) are supported. -- Multichip usecase does not enable peripheral access in the slave chip. - Stability issues have been observed on long stress tests of the system. - On-board HDMI connection is not supported for graphics output. PCIe graphics card can be used for graphics support. @@ -74,4 +64,6 @@ For support email: support-subsystem-enterprise@arm.com *Copyright (c) 2019-2020, Arm Limited. All rights reserved.* -.. _PCIE: pcie-support.rst +.. _PCIE: pcie-support.rsti +.. _N1SDP community portal: https://community.arm.com/developer/tools-software/oss-platforms/w/docs/458/neoverse-n1-sdp +.. _potential damage: https://community.arm.com/developer/tools-software/oss-platforms/w/docs/604/notice-potential-damage-to-n1sdp-boards-if-using-latest-firmware-release |