Thanks Xiaolong. -----Original Message----- From: Ye, Xiaolong Sent: Thursday, October 31, 2019 10:01 AM To: Pei, Andy <andy....@intel.com> Cc: dev@dpdk.org; Xu, Rosen <rosen...@intel.com>; Zhang, Tianfei <tianfei.zh...@intel.com>; Yigit, Ferruh <ferruh.yi...@intel.com> Subject: Re: [PATCH v14 00/19] add PCIe AER disable and IRQ support for ipn3ke
On 10/28, Andy Pei wrote: >This patch set adds PCIe AER disable and FPGA interrupt support for >ipn3ke. It also provides a small rework for port bonding between FPGA >line side port and I40e PF port. > >What is the PCI Express AER(Advanced Error Reporting)? >Advanced Error Reporting capability is implemented with a PCI Express >advanced error reporting extended capability structure providing more >robust error reporting. It's also one of PCI Express error reporting >paradigms. AER is supported by most of PCIe devices. > >In PAC N3000 card, some uncertainty errors will cause FPGA reload, such >as temperature is higher than threshold. From Software point of view, >FPGA reload means FPGA unplug and plug. For avoiding system crash we >need to clear AER register before these errors occur. > >Currently PAC N3000 card FME and AFU all provide interrupts, in ifpga >rawdev driver, we implement a FME interrupt function to notify errors >reported by FME. Besides this, OPAE share code also provide a common >AFU interrupt API for users to register their own interrupt functions. > Series applied to dpdk-next-net-intel. Thanks.
