-/*-
- * BSD LICENSE
- *
- * Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
- * 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.
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2010-2018 Intel Corporation
*/
#ifndef _EAL_PRIVATE_H_
#include <stdbool.h>
#include <stdint.h>
#include <stdio.h>
-#include <rte_pci.h>
+
+#include <rte_dev.h>
/**
* Initialize the memzone subsystem (private to eal).
*/
int rte_eal_cpu_init(void);
+/**
+ * Create memseg lists
+ *
+ * This function is private to EAL.
+ *
+ * Preallocate virtual memory.
+ *
+ * @return
+ * 0 on success, negative on error
+ */
+int rte_eal_memseg_init(void);
+
/**
* Map memory
*
*/
int rte_eal_log_init(const char *id, int facility);
-struct rte_pci_driver;
-struct rte_pci_device;
-
-/**
- * Probe the PCI bus
- *
- * @return
- * - 0 on success.
- * - !0 on error.
- */
-int
-rte_pci_probe(void);
-
-/**
- * Scan the content of the PCI bus, and the devices in the devices
- * list
- *
- * @return
- * 0 on success, negative on error
- */
-int rte_pci_scan(void);
-
-/**
- * Probe the single PCI device.
- *
- * Scan the content of the PCI bus, and find the pci device specified by pci
- * address, then call the probe() function for registered driver that has a
- * matching entry in its id_table for discovered device.
- *
- * @param addr
- * The PCI Bus-Device-Function address to probe.
- * @return
- * - 0 on success.
- * - Negative on error.
- */
-int rte_pci_probe_one(const struct rte_pci_addr *addr);
-
-/**
- * Close the single PCI device.
- *
- * Scan the content of the PCI bus, and find the pci device specified by pci
- * address, then call the remove() function for registered driver that has a
- * matching entry in its id_table for discovered device.
- *
- * @param addr
- * The PCI Bus-Device-Function address to close.
- * @return
- * - 0 on success.
- * - Negative on error.
- */
-int rte_pci_detach(const struct rte_pci_addr *addr);
-
-/**
- * Find the name of a PCI device.
- */
-void pci_name_set(struct rte_pci_device *dev);
-
-/**
- * Add a PCI device to the PCI Bus (append to PCI Device list). This function
- * also updates the bus references of the PCI Device (and the generic device
- * object embedded within.
- *
- * @param pci_dev
- * PCI device to add
- * @return void
- */
-void rte_pci_add_device(struct rte_pci_device *pci_dev);
-
-/**
- * Insert a PCI device in the PCI Bus at a particular location in the device
- * list. It also updates the PCI Bus reference of the new devices to be
- * inserted.
- *
- * @param exist_pci_dev
- * Existing PCI device in PCI Bus
- * @param new_pci_dev
- * PCI device to be added before exist_pci_dev
- * @return void
- */
-void rte_pci_insert_device(struct rte_pci_device *exist_pci_dev,
- struct rte_pci_device *new_pci_dev);
-
-/**
- * Remove a PCI device from the PCI Bus. This sets to NULL the bus references
- * in the PCI device object as well as the generic device object.
- *
- * @param pci_device
- * PCI device to be removed from PCI Bus
- * @return void
- */
-void rte_pci_remove_device(struct rte_pci_device *pci_device);
-
-/**
- * Update a pci device object by asking the kernel for the latest information.
- *
- * This function is private to EAL.
- *
- * @param addr
- * The PCI Bus-Device-Function address to look for
- * @return
- * - 0 on success.
- * - negative on error.
- */
-int pci_update_device(const struct rte_pci_addr *addr);
-
-/**
- * Unbind kernel driver for this device
- *
- * This function is private to EAL.
- *
- * @return
- * 0 on success, negative on error
- */
-int pci_unbind_kernel_driver(struct rte_pci_device *dev);
-
-/**
- * Map the PCI resource of a PCI device in virtual memory
- *
- * This function is private to EAL.
- *
- * @return
- * 0 on success, negative on error
- */
-int pci_uio_map_resource(struct rte_pci_device *dev);
-
/**
- * Unmap the PCI resource of a PCI device
- *
- * This function is private to EAL.
- */
-void pci_uio_unmap_resource(struct rte_pci_device *dev);
-
-/**
- * Allocate uio resource for PCI device
- *
- * This function is private to EAL.
- *
- * @param dev
- * PCI device to allocate uio resource
- * @param uio_res
- * Pointer to uio resource.
- * If the function returns 0, the pointer will be filled.
- * @return
- * 0 on success, negative on error
+ * Save the log regexp for later
*/
-int pci_uio_alloc_resource(struct rte_pci_device *dev,
- struct mapped_pci_resource **uio_res);
-
-/**
- * Free uio resource for PCI device
- *
- * This function is private to EAL.
- *
- * @param dev
- * PCI device to free uio resource
- * @param uio_res
- * Pointer to uio resource.
- */
-void pci_uio_free_resource(struct rte_pci_device *dev,
- struct mapped_pci_resource *uio_res);
-
-/**
- * Map device memory to uio resource
- *
- * This function is private to EAL.
- *
- * @param dev
- * PCI device that has memory information.
- * @param res_idx
- * Memory resource index of the PCI device.
- * @param uio_res
- * uio resource that will keep mapping information.
- * @param map_idx
- * Mapping information index of the uio resource.
- * @return
- * 0 on success, negative on error
- */
-int pci_uio_map_resource_by_index(struct rte_pci_device *dev, int res_idx,
- struct mapped_pci_resource *uio_res, int map_idx);
-
-/*
- * Match the PCI Driver and Device using the ID Table
- *
- * @param pci_drv
- * PCI driver from which ID table would be extracted
- * @param pci_dev
- * PCI device to match against the driver
- * @return
- * 1 for successful match
- * 0 for unsuccessful match
- */
-int
-rte_pci_match(const struct rte_pci_driver *pci_drv,
- const struct rte_pci_device *pci_dev);
-
-/**
- * Get iommu class of PCI devices on the bus.
- * And return their preferred iova mapping mode.
- *
- * @return
- * - enum rte_iova_mode.
- */
-enum rte_iova_mode
-rte_pci_get_iommu_class(void);
+int rte_log_save_regexp(const char *type, int priority);
+int rte_log_save_pattern(const char *pattern, int priority);
/**
* Init tail queues for non-EAL library structures. This is to allow
*/
int rte_eal_check_module(const char *module_name);
+/**
+ * Get virtual area of specified size from the OS.
+ *
+ * This function is private to the EAL.
+ *
+ * @param requested_addr
+ * Address where to request address space.
+ * @param size
+ * Size of requested area.
+ * @param page_sz
+ * Page size on which to align requested virtual area.
+ * @param flags
+ * EAL_VIRTUAL_AREA_* flags.
+ * @param mmap_flags
+ * Extra flags passed directly to mmap().
+ *
+ * @return
+ * Virtual area address if successful.
+ * NULL if unsuccessful.
+ */
+
+#define EAL_VIRTUAL_AREA_ADDR_IS_HINT (1 << 0)
+/**< don't fail if cannot get exact requested address. */
+#define EAL_VIRTUAL_AREA_ALLOW_SHRINK (1 << 1)
+/**< try getting smaller sized (decrement by page size) virtual areas if cannot
+ * get area of requested size.
+ */
+#define EAL_VIRTUAL_AREA_UNMAP (1 << 2)
+/**< immediately unmap reserved virtual area. */
+void *
+eal_get_virtual_area(void *requested_addr, size_t *size,
+ size_t page_sz, int flags, int mmap_flags);
+
/**
* Get cpu core_id.
*
*/
struct rte_bus *rte_bus_find_by_device_name(const char *str);
+/**
+ * Create the unix channel for primary/secondary communication.
+ *
+ * @return
+ * 0 on success;
+ * (<0) on failure.
+ */
+
+int rte_mp_channel_init(void);
+
+/**
+ * Internal Executes all the user application registered callbacks for
+ * the specific device. It is for DPDK internal user only. User
+ * application should not call it directly.
+ *
+ * @param device_name
+ * The device name.
+ * @param event
+ * the device event type.
+ */
+void dev_callback_process(char *device_name, enum rte_dev_event_type event);
+
+/**
+ * @internal
+ * Parse a device string and store its information in an
+ * rte_devargs structure.
+ *
+ * A device description is split by layers of abstraction of the device:
+ * bus, class and driver. Each layer will offer a set of properties that
+ * can be applied either to configure or recognize a device.
+ *
+ * This function will parse those properties and prepare the rte_devargs
+ * to be given to each layers for processing.
+ *
+ * Note: if the "data" field of the devargs points to devstr,
+ * then no dynamic allocation is performed and the rte_devargs
+ * can be safely discarded.
+ *
+ * Otherwise ``data`` will hold a workable copy of devstr, that will be
+ * used by layers descriptors within rte_devargs. In this case,
+ * any rte_devargs should be cleaned-up before being freed.
+ *
+ * @param da
+ * rte_devargs structure to fill.
+ *
+ * @param devstr
+ * Device string.
+ *
+ * @return
+ * 0 on success.
+ * Negative errno values on error (rte_errno is set).
+ */
+int
+rte_devargs_layers_parse(struct rte_devargs *devargs,
+ const char *devstr);
+
#endif /* _EAL_PRIVATE_H_ */