X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=lib%2Flibrte_eal%2Fcommon%2Finclude%2Frte_eal.h;h=0e7363d770a5aed05e0a0534e9162731a84de9c0;hb=b06c9b941f845c4c330d66c358419d4a98375d52;hp=03fee500f57905d5119ef0c8d53efe5d1738582f;hpb=12b9b2ee7058cb39069b80052f958f396ddaa891;p=dpdk.git

diff --git a/lib/librte_eal/common/include/rte_eal.h b/lib/librte_eal/common/include/rte_eal.h
index 03fee500f5..0e7363d770 100644
--- a/lib/librte_eal/common/include/rte_eal.h
+++ b/lib/librte_eal/common/include/rte_eal.h
@@ -61,6 +61,7 @@ extern "C" {
 enum rte_lcore_role_t {
 	ROLE_RTE,
 	ROLE_OFF,
+	ROLE_SERVICE,
 };
 
 /**
@@ -80,6 +81,7 @@ enum rte_proc_type_t {
 struct rte_config {
 	uint32_t master_lcore;       /**< Id of the master lcore */
 	uint32_t lcore_count;        /**< Number of available logical cores. */
+	uint32_t service_lcore_count;/**< Number of available service cores. */
 	enum rte_lcore_role_t lcore_role[RTE_MAX_LCORE]; /**< State of cores. */
 
 	/** Primary or secondary configuration */
@@ -159,7 +161,34 @@ int rte_eal_iopl_init(void);
  *     function call and should not be further interpreted by the
  *     application.  The EAL does not take any ownership of the memory used
  *     for either the argv array, or its members.
- *   - On failure, a negative error value.
+ *   - On failure, -1 and rte_errno is set to a value indicating the cause
+ *     for failure.  In some instances, the application will need to be
+ *     restarted as part of clearing the issue.
+ *
+ *   Error codes returned via rte_errno:
+ *     EACCES indicates a permissions issue.
+ *
+ *     EAGAIN indicates either a bus or system resource was not available,
+ *            setup may be attempted again.
+ *
+ *     EALREADY indicates that the rte_eal_init function has already been
+ *              called, and cannot be called again.
+ *
+ *     EFAULT indicates the tailq configuration name was not found in
+ *            memory configuration.
+ *
+ *     EINVAL indicates invalid parameters were passed as argv/argc.
+ *
+ *     ENOMEM indicates failure likely caused by an out-of-memory condition.
+ *
+ *     ENODEV indicates memory setup issues.
+ *
+ *     ENOTSUP indicates that the EAL cannot initialize on this system.
+ *
+ *     EPROTO indicates that the PCI bus is either not present, or is not
+ *            readable by the eal.
+ *
+ *     ENOEXEC indicates that a service core failed to launch successfully.
  */
 int rte_eal_init(int argc, char **argv);
 
@@ -261,6 +290,9 @@ static inline int rte_gettid(void)
 #define RTE_INIT(func) \
 static void __attribute__((constructor, used)) func(void)
 
+#define RTE_INIT_PRIO(func, prio) \
+static void __attribute__((constructor(prio), used)) func(void)
+
 #ifdef __cplusplus
 }
 #endif