X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=lib%2Flibrte_eal%2Fcommon%2Feal_private.h;h=6cacce0732934c84a906cdc078b7fbe7999e2c96;hb=3abcd29f2de0e75e4c4fc524f7bb3cd709a68314;hp=ca1aec6ef1afa41313297dd4b4904acc586e7107;hpb=3071e0aaa89b57a66960d163f794213349d0a72e;p=dpdk.git diff --git a/lib/librte_eal/common/eal_private.h b/lib/librte_eal/common/eal_private.h index ca1aec6ef1..6cacce0732 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 #include #include @@ -47,7 +48,9 @@ int rte_eal_memzone_init(void); /** - * Common log initialization function (private to eal). + * Common log initialization function (private to eal). Determines + * where log data is written when no call to rte_openlog_stream is + * in effect. * * @param default_log * The default log stream to be used. @@ -55,7 +58,7 @@ int rte_eal_memzone_init(void); * - 0 on success * - Negative on error */ -int rte_eal_common_log_init(FILE *default_log); +void eal_log_set_default(FILE *default_log); /** * Fill configuration with number of physical and logical processors @@ -97,37 +100,65 @@ int rte_eal_memory_init(void); int rte_eal_timer_init(void); /** - * Init early logs + * Init the default log stream * * This function is private to EAL. * * @return * 0 on success, negative on error */ -int rte_eal_log_early_init(void); +int rte_eal_log_init(const char *id, int facility); + +struct rte_pci_driver; +struct rte_pci_device; /** - * Init the default log stream + * 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. * - * This function is private to EAL. + * @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. * - * @return - * 0 on success, negative on error + * @param pci_device + * PCI device to be removed from PCI Bus + * @return void */ -int rte_eal_log_init(const char *id, int facility); +void rte_pci_remove_device(struct rte_pci_device *pci_device); /** - * Init the PCI infrastructure + * 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 + * - 0 on success. + * - negative on error. */ -int rte_eal_pci_init(void); - -struct rte_pci_driver; -struct rte_pci_device; +int pci_update_device(const struct rte_pci_addr *addr); /** * Unbind kernel driver for this device @@ -296,4 +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_ */