lib/env_dpdk: Added VMD PCI driver object (ae18ad68) · Commits · Public Repositories / spdk

include/spdk/env.h

+7 −0

Original line number	Diff line number	Diff line
		@@ -667,6 +667,13 @@ typedef int (spdk_pci_enum_cb)(void enum_ctx, struct spdk_pci_device *pci_dev)
		*/
		struct spdk_pci_driver *spdk_pci_nvme_get_driver(void);

		/**
		* Get the VMD PCI driver object.
		*
		* \return PCI driver.
		*/
		struct spdk_pci_driver *spdk_pci_vmd_get_driver(void);

		/**
		* Get the I/OAT PCI driver object.
		*

include/spdk/pci_ids.h

+2 −0

Original line number	Diff line number	Diff line
		@@ -123,6 +123,8 @@ extern "C" {
		#define PCI_DEVICE_ID_VIRTIO_BLK_MODERN 0x1001
		#define PCI_DEVICE_ID_VIRTIO_SCSI_MODERN 0x1004

		#define PCI_DEVICE_ID_INTEL_VMD 0x201d

		#ifdef __cplusplus
		}
		#endif

lib/env_dpdk/Makefile

+1 −1

Original line number	Diff line number	Diff line
		@@ -36,7 +36,7 @@ include $(SPDK_ROOT_DIR)/mk/spdk.common.mk

		CFLAGS += $(ENV_CFLAGS)
		C_SRCS = env.c memory.c pci.c init.c threads.c
		C_SRCS += pci_nvme.c pci_ioat.c pci_virtio.c
		C_SRCS += pci_nvme.c pci_ioat.c pci_virtio.c pci_vmd.c
		LIBNAME = env_dpdk

		include $(SPDK_ROOT_DIR)/mk/spdk.lib.mk

lib/env_dpdk/pci_vmd.c

0 → 100644

+67 −0

Original line number	Diff line number	Diff line
		/*-
		* BSD LICENSE
		*
		* Copyright (c) Intel Corporation.
		* All rights reserved.
		*
		* Redistribution and use in source and binary forms, with or without
		* modification, are permitted provided that the following conditions
		* are met:
		*
		* * Redistributions of source code must retain the above copyright
		* notice, this list of conditions and the following disclaimer.
		* * Redistributions in binary form must reproduce the above copyright
		* notice, this list of conditions and the following disclaimer in
		* the documentation and/or other materials provided with the
		* distribution.
		* * Neither the name of Intel Corporation nor the names of its
		* contributors may be used to endorse or promote products derived
		* from this software without specific prior written permission.
		*
		* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
		* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
		* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
		* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
		* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
		* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
		* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
		* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
		* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
		* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
		* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
		*/

		#include "env_internal.h"

		#include "spdk/pci_ids.h"

		static struct rte_pci_id vmd_pci_driver_id[] = {
		{ RTE_PCI_DEVICE(SPDK_PCI_VID_INTEL, PCI_DEVICE_ID_INTEL_VMD) },
		{ .vendor_id = 0, /* sentinel */ },
		};

		static struct spdk_pci_driver g_vmd_pci_drv = {
		.driver = {
		.drv_flags = RTE_PCI_DRV_NEED_MAPPING
		#if RTE_VERSION >= RTE_VERSION_NUM(18, 8, 0, 0)
		\| RTE_PCI_DRV_WC_ACTIVATE
		#endif
		,
		.id_table = vmd_pci_driver_id,
		.probe = spdk_pci_device_init,
		.remove = spdk_pci_device_fini,
		.driver.name = "spdk_vmd",
		},

		.cb_fn = NULL,
		.cb_arg = NULL,
		.is_registered = false,
		};

		struct spdk_pci_driver *
		spdk_pci_vmd_get_driver(void)
		{
		return &g_vmd_pci_drv;
		}

		SPDK_PMD_REGISTER_PCI(g_vmd_pci_drv);

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