} \
} while (0)
+/**
+ * A generic memory resource representation.
+ */
+struct rte_mem_resource {
+ uint64_t phys_addr; /**< Physical address, 0 if not resource. */
+ uint64_t len; /**< Length of the resource. */
+ void *addr; /**< Virtual address, NULL when not mapped. */
+};
/** Double linked list of device drivers. */
TAILQ_HEAD(rte_driver_list, rte_driver);
+/** Double linked list of devices. */
+TAILQ_HEAD(rte_device_list, rte_device);
+
+/* Forward declaration */
+struct rte_driver;
/**
- * Driver type enumeration
+ * A structure describing a generic device.
*/
-enum pmd_type {
- PMD_VDEV = 0,
- PMD_PDEV = 1,
+struct rte_device {
+ TAILQ_ENTRY(rte_device) next; /**< Next device */
+ struct rte_driver *driver; /**< Associated driver */
+ int numa_node; /**< NUMA node connection */
+ struct rte_devargs *devargs; /**< Device user arguments */
};
+/**
+ * Insert a device detected by a bus scanning.
+ *
+ * @param dev
+ * A pointer to a rte_device structure describing the detected device.
+ */
+void rte_eal_device_insert(struct rte_device *dev);
+
+/**
+ * Remove a device (e.g. when being unplugged).
+ *
+ * @param dev
+ * A pointer to a rte_device structure describing the device to be removed.
+ */
+void rte_eal_device_remove(struct rte_device *dev);
+
/**
* A structure describing a device driver.
*/
struct rte_driver {
TAILQ_ENTRY(rte_driver) next; /**< Next in list. */
- enum pmd_type type; /**< PMD Driver type */
const char *name; /**< Driver name. */
+ const char *alias; /**< Driver alias. */
};
/**
*/
int rte_eal_dev_detach(const char *name);
-#define DRIVER_EXPORT_NAME_ARRAY(n, idx) n##idx[]
+#define RTE_PMD_EXPORT_NAME_ARRAY(n, idx) n##idx[]
-#define DRIVER_EXPORT_NAME(name, idx) \
-static const char DRIVER_EXPORT_NAME_ARRAY(this_pmd_name, idx) \
+#define RTE_PMD_EXPORT_NAME(name, idx) \
+static const char RTE_PMD_EXPORT_NAME_ARRAY(this_pmd_name, idx) \
__attribute__((used)) = RTE_STR(name)
-#define PMD_REGISTER_DRIVER(drv, nm)\
-RTE_INIT(probefn_ ##drv);\
-static void probefn_ ##drv(void)\
-{\
- (drv).name = RTE_STR(nm);\
- rte_eal_driver_register(&drv);\
-} \
-DRIVER_EXPORT_NAME(nm, __COUNTER__)
-
#define DRV_EXP_TAG(name, tag) __##name##_##tag
-#define DRIVER_REGISTER_PCI_TABLE(name, table) \
+#define RTE_PMD_REGISTER_PCI_TABLE(name, table) \
static const char DRV_EXP_TAG(name, pci_tbl_export)[] __attribute__((used)) = \
RTE_STR(table)
-#define DRIVER_REGISTER_PARAM_STRING(name, str) \
+#define RTE_PMD_REGISTER_PARAM_STRING(name, str) \
static const char DRV_EXP_TAG(name, param_string_export)[] \
__attribute__((used)) = str