diff options
Diffstat (limited to 'lib/librte_eal/common/eal_private.h')
| -rw-r--r-- | lib/librte_eal/common/eal_private.h | 155 |
1 files changed, 12 insertions, 143 deletions
diff --git a/lib/librte_eal/common/eal_private.h b/lib/librte_eal/common/eal_private.h index 597d82e4..462226f1 100644 --- a/lib/librte_eal/common/eal_private.h +++ b/lib/librte_eal/common/eal_private.h @@ -35,8 +35,8 @@ #define _EAL_PRIVATE_H_ #include <stdbool.h> +#include <stdint.h> #include <stdio.h> -#include <rte_pci.h> /** * Initialize the memzone subsystem (private to eal). @@ -109,137 +109,6 @@ int rte_eal_timer_init(void); */ int rte_eal_log_init(const char *id, int facility); -struct rte_pci_driver; -struct rte_pci_device; - -/** - * 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 - */ -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); - /** * Init tail queues for non-EAL library structures. This is to allow * the rings, mempools, etc. lists to be shared among multiple processes @@ -315,6 +184,17 @@ void set_tsc_freq(void); uint64_t get_tsc_freq(void); /** + * Get TSC frequency if the architecture supports. + * + * This function is private to the EAL. + * + * @return + * The number of TSC cycles in one second. + * Returns zero if the architecture support is not available. + */ +uint64_t get_tsc_freq_arch(void); + +/** * Prepare physical memory mapping * i.e. hugepages on Linux and * contigmem on BSD. @@ -333,17 +213,6 @@ int rte_eal_hugepage_init(void); int rte_eal_hugepage_attach(void); /** - * Returns true if the system is able to obtain - * physical addresses. Return false if using DMA - * addresses through an IOMMU. - * - * Drivers based on uio will not load unless physical - * addresses are obtainable. It is only possible to get - * physical addresses when running as a privileged user. - */ -bool rte_eal_using_phys_addrs(void); - -/** * Find a bus capable of identifying a device. * * @param str |