<div dir="ltr">Hi Ferruh,<div><br></div><div>Yes, there will probably be next versions in the future. If you don't mind making the marker length adjustment, that would be great.</div><div><br></div><div>Regarding MBUF (re)sizing - Arkville supports the ability to configure or reconfigure the MBUF size used on a per-queue basis. This feature is useful when the are conflicting motivations for using smaller/larger MBUF sizes. For example, user can switch a queue to use a size best for that queue's application workload.</div><div><br></div><div>-Shep</div><div><br></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Mon, Feb 13, 2023 at 10:46 AM Ferruh Yigit <<a href="mailto:ferruh.yigit@amd.com">ferruh.yigit@amd.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">On 2/13/2023 2:58 PM, Shepard Siegel wrote:<br>
> Add detail for the existing Arkville configurations FX0 and FX1.<br>
> Corrected minor errors of omission.<br>
> <br>
> Signed-off-by: Shepard Siegel <<a href="mailto:shepard.siegel@atomicrules.com" target="_blank">shepard.siegel@atomicrules.com</a>><br>
> ---<br>
> doc/guides/nics/ark.rst | 18 ++++++++++++++++++<br>
> 1 file changed, 18 insertions(+)<br>
> <br>
> diff --git a/doc/guides/nics/ark.rst b/doc/guides/nics/ark.rst<br>
> index ba00f14e80..edaa02dc96 100644<br>
> --- a/doc/guides/nics/ark.rst<br>
> +++ b/doc/guides/nics/ark.rst<br>
> @@ -52,6 +52,10 @@ board. While specific capabilities such as number of physical<br>
> hardware queue-pairs are negotiated; the driver is designed to<br>
> remain constant over a broad and extendable feature set.<br>
> <br>
> +* FPGA Vendors Supported: AMD/Xilinx and Intel<br>
> +* Number of RX/TX Queue-Pairs: up to 128<br>
> +* PCIe Endpoint Technology: Gen3, Gen4, Gen5<br>
> +<br>
> Intentionally, Arkville by itself DOES NOT provide common NIC<br>
> capabilities such as offload or receive-side scaling (RSS).<br>
> These capabilities would be viewed as a gate-level "tax" on<br>
> @@ -303,6 +307,18 @@ ARK PMD supports the following Arkville RTL PCIe instances including:<br>
> * ``1d6c:101e`` - AR-ARKA-FX1 [Arkville 64B DPDK Data Mover for Agilex R-Tile]<br>
> * ``1d6c:101f`` - AR-TK242 [2x100GbE Packet Capture Device]<br>
> <br>
> +Arkville RTL Core Configurations<br>
> +-------------------------------------<br>
> +<br>
<br>
The title marker length (-) should be same as title length, can you<br>
please fix if there will be next version, if not I can fix while merging.<br>
<br>
<br>
> +Arkville's RTL core may be configured by the user with different<br>
> +datapath widths to balance throughput against FPGA logic area. The ARK PMD<br>
> +has introspection on the RTL core configuration and acts accordingly.<br>
> +All Arkville configurations present identical RTL user-facing AXI stream<br>
> +interfaces for both AMD/Xilinx and Intel FPGAs.<br>
> +<br>
> +* ARK-FX0 - 256-bit 32B datapath (PCIe Gen3, Gen4)<br>
> +* ARK-FX1 - 512-bit 64B datapath (PCIe Gen3, Gen4, Gen5)<br>
> +<br>
> DPDK and Arkville Firmware Versioning<br>
> -------------------------------------<br>
> <br>
> @@ -334,6 +350,8 @@ Supported Features<br>
> ------------------<br>
> <br>
> * Dynamic ARK PMD extensions<br>
> +* Dynamic per-queue MBUF (re)sizing up to 32KB<br>
<br>
What is this feature? What does it mean to size/resize mbuf dynamically?<br>
<br>
> +* SR-IOV, VF-based queue-segregation<br>
> * Multiple receive and transmit queues<br>
> * Jumbo frames up to 9K<br>
> * Hardware Statistics<br>
<br>
</blockquote></div>