diff options
author | Christian Ehrhardt <christian.ehrhardt@canonical.com> | 2017-05-16 14:51:32 +0200 |
---|---|---|
committer | Christian Ehrhardt <christian.ehrhardt@canonical.com> | 2017-05-16 16:20:45 +0200 |
commit | 7595afa4d30097c1177b69257118d8ad89a539be (patch) | |
tree | 4bfeadc905c977e45e54a90c42330553b8942e4e /lib/librte_eal/common/eal_private.h | |
parent | ce3d555e43e3795b5d9507fcfc76b7a0a92fd0d6 (diff) |
Imported Upstream version 17.05
Change-Id: Id1e419c5a214e4a18739663b91f0f9a549f1fdc6
Signed-off-by: Christian Ehrhardt <christian.ehrhardt@canonical.com>
Diffstat (limited to 'lib/librte_eal/common/eal_private.h')
-rw-r--r-- | lib/librte_eal/common/eal_private.h | 53 |
1 files changed, 45 insertions, 8 deletions
diff --git a/lib/librte_eal/common/eal_private.h b/lib/librte_eal/common/eal_private.h index 9e7d8f6b..6cacce07 100644 --- a/lib/librte_eal/common/eal_private.h +++ b/lib/librte_eal/common/eal_private.h @@ -34,6 +34,7 @@ #ifndef _EAL_PRIVATE_H_ #define _EAL_PRIVATE_H_ +#include <stdbool.h> #include <stdio.h> #include <rte_pci.h> @@ -108,18 +109,43 @@ int rte_eal_timer_init(void); */ int rte_eal_log_init(const char *id, int facility); +struct rte_pci_driver; +struct rte_pci_device; + /** - * Init the PCI infrastructure - * - * This function is private to EAL. + * 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. * - * @return - * 0 on success, negative on error + * @param pci_dev + * PCI device to add + * @return void */ -int rte_eal_pci_init(void); +void rte_pci_add_device(struct rte_pci_device *pci_dev); -struct rte_pci_driver; -struct rte_pci_device; +/** + * 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. @@ -301,4 +327,15 @@ 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); + #endif /* _EAL_PRIVATE_H_ */ |