Re: [dpdk-dev] [PATCH] pci: support both io and mmio bar for legacy virtio on x86

2020-09-13 Thread 谢华伟(此时此刻)
Hi Ferruy: Resent the patch. This patch is to support both MMIO and PIO bar for legacy virtio. We use MMIO bar for legacy virtio on x86 because we create lots of virtio devices as PIO resource is very limited. virtio is the only PMD which might use PIO. kernel virtio-pci driver supports both P

Re: [dpdk-dev] [PATCH] pci: support both io and mmio bar for legacy virtio on x86

2020-09-13 Thread 谢华伟(此时此刻)
Hi Ferruh: This patch is to support both MMIO and PIO bar for legacy virtio. We use MM bar for legacy virtio on x86 because we create lots of virtio devices as PIO resource is very limited. virtio on x86 is the only PMD which might use PIO. kernel virtio-pci driver supports both PIO bar and MMI