X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=lib%2Flibrte_eal%2Flinuxapp%2Feal%2Feal.c;h=9ba3d1dbd81021ec649968eb25a9ed987b975990;hb=e987449c9fce2ec6210be3d8bad680d08d68c9dc;hp=bedf5bed8fe70cce4321d2d4bf8efa028f16349b;hpb=3b46fb77ebdb6bb6b47c578a2986077dcff68a19;p=dpdk.git diff --git a/lib/librte_eal/linuxapp/eal/eal.c b/lib/librte_eal/linuxapp/eal/eal.c index bedf5bed8f..9ba3d1dbd8 100644 --- a/lib/librte_eal/linuxapp/eal/eal.c +++ b/lib/librte_eal/linuxapp/eal/eal.c @@ -39,6 +39,7 @@ #include #include #include +#include #include #include #include @@ -80,10 +81,12 @@ #define OPT_PROC_TYPE "proc-type" #define OPT_NO_SHCONF "no-shconf" #define OPT_NO_HPET "no-hpet" +#define OPT_VMWARE_TSC_MAP "vmware-tsc-map" #define OPT_NO_PCI "no-pci" #define OPT_NO_HUGE "no-huge" #define OPT_FILE_PREFIX "file-prefix" #define OPT_SOCKET_MEM "socket-mem" +#define OPT_SYSLOG "syslog" #define RTE_EAL_BLACKLIST_SIZE 0x100 @@ -103,6 +106,8 @@ (in) = end + 1; \ } +/* Allow the application to print its usage message too if set */ +static rte_usage_hook_t rte_application_usage_hook = NULL; /* early configuration structure, when memory config is not mmapped */ static struct rte_mem_config early_mem_config; @@ -130,6 +135,9 @@ struct lcore_config lcore_config[RTE_MAX_LCORE]; /* internal configuration */ struct internal_config internal_config; +/* used by rte_rdtsc() */ +int rte_cycles_vmware_tsc_map; + /* Return a pointer to the configuration structure */ struct rte_config * rte_eal_get_configuration(void) @@ -318,17 +326,38 @@ eal_usage(const char *prgname) " (multiple -b options are allowed)\n" " -m MB : memory to allocate (see also --"OPT_SOCKET_MEM")\n" " -r NUM : force number of memory ranks (don't detect)\n" + " --"OPT_SYSLOG" : set syslog facility\n" " --"OPT_SOCKET_MEM" : memory to allocate on specific \n" " sockets (use comma separated values)\n" " --"OPT_HUGE_DIR" : directory where hugetlbfs is mounted\n" " --"OPT_PROC_TYPE" : type of this process\n" " --"OPT_FILE_PREFIX": prefix for hugepage filenames\n" + " --"OPT_VMWARE_TSC_MAP": use VMware TSC map instead of " + "native RDTSC\n" "\nEAL options for DEBUG use only:\n" " --"OPT_NO_HUGE" : use malloc instead of hugetlbfs\n" " --"OPT_NO_PCI" : disable pci\n" " --"OPT_NO_HPET" : disable hpet\n" " --"OPT_NO_SHCONF": no shared config (mmap'd files)\n\n", prgname); + /* Allow the application to print its usage message too if hook is set */ + if ( rte_application_usage_hook ) { + printf("===== Application Usage =====\n\n"); + rte_application_usage_hook(prgname); + } +} + +/* Set a per-application usage message */ +rte_usage_hook_t +rte_set_application_usage_hook( rte_usage_hook_t usage_func ) +{ + rte_usage_hook_t old_func; + + /* Will be NULL on the first call to denote the last usage routine. */ + old_func = rte_application_usage_hook; + rte_application_usage_hook = usage_func; + + return old_func; } /* @@ -366,6 +395,45 @@ eal_parse_coremask(const char *coremask) return 0; } +static int +eal_parse_syslog(const char *facility) +{ + int i; + static struct { + const char *name; + int value; + } map[] = { + { "auth", LOG_AUTH }, + { "cron", LOG_CRON }, + { "daemon", LOG_DAEMON }, + { "ftp", LOG_FTP }, + { "kern", LOG_KERN }, + { "lpr", LOG_LPR }, + { "mail", LOG_MAIL }, + { "news", LOG_NEWS }, + { "syslog", LOG_SYSLOG }, + { "user", LOG_USER }, + { "uucp", LOG_UUCP }, + { "local0", LOG_LOCAL0 }, + { "local1", LOG_LOCAL1 }, + { "local2", LOG_LOCAL2 }, + { "local3", LOG_LOCAL3 }, + { "local4", LOG_LOCAL4 }, + { "local5", LOG_LOCAL5 }, + { "local6", LOG_LOCAL6 }, + { "local7", LOG_LOCAL7 }, + { NULL, 0 } + }; + + for (i = 0; map[i].name; i++) { + if (!strcmp(facility, map[i].name)) { + internal_config.syslog_facility = map[i].value; + return 0; + } + } + return -1; +} + static int eal_parse_socket_mem(char *socket_mem) { @@ -491,11 +559,13 @@ eal_parse_args(int argc, char **argv) {OPT_NO_HUGE, 0, 0, 0}, {OPT_NO_PCI, 0, 0, 0}, {OPT_NO_HPET, 0, 0, 0}, + {OPT_VMWARE_TSC_MAP, 0, 0, 0}, {OPT_HUGE_DIR, 1, 0, 0}, {OPT_NO_SHCONF, 0, 0, 0}, {OPT_PROC_TYPE, 1, 0, 0}, {OPT_FILE_PREFIX, 1, 0, 0}, {OPT_SOCKET_MEM, 1, 0, 0}, + {OPT_SYSLOG, 1, NULL, 0}, {0, 0, 0, 0} }; @@ -507,6 +577,7 @@ eal_parse_args(int argc, char **argv) internal_config.hugefile_prefix = HUGEFILE_PREFIX_DEFAULT; internal_config.hugepage_dir = NULL; internal_config.force_sockets = 0; + internal_config.syslog_facility = LOG_DAEMON; #ifdef RTE_LIBEAL_USE_HPET internal_config.no_hpet = 0; #else @@ -520,6 +591,8 @@ eal_parse_args(int argc, char **argv) for (i = 0; i < MAX_HUGEPAGE_SIZES; i++) internal_config.hugepage_info[i].lock_descriptor = 0; + internal_config.vmware_tsc_map = 0; + while ((opt = getopt_long(argc, argvopt, "b:c:m:n:r:v", lgopts, &option_index)) != EOF) { @@ -585,6 +658,9 @@ eal_parse_args(int argc, char **argv) else if (!strcmp(lgopts[option_index].name, OPT_NO_HPET)) { internal_config.no_hpet = 1; } + else if (!strcmp(lgopts[option_index].name, OPT_VMWARE_TSC_MAP)) { + internal_config.vmware_tsc_map = 1; + } else if (!strcmp(lgopts[option_index].name, OPT_NO_SHCONF)) { internal_config.no_shconf = 1; } @@ -605,6 +681,14 @@ eal_parse_args(int argc, char **argv) return -1; } } + else if (!strcmp(lgopts[option_index].name, OPT_SYSLOG)) { + if (eal_parse_syslog(optarg) < 0) { + RTE_LOG(ERR, EAL, "invalid parameters for --" + OPT_SYSLOG "\n"); + eal_usage(prgname); + return -1; + } + } break; default: @@ -735,6 +819,17 @@ rte_eal_init(int argc, char **argv) internal_config.memory = eal_get_hugepage_mem_size(); } + if (internal_config.vmware_tsc_map == 1) { +#ifdef RTE_LIBRTE_EAL_VMWARE_TSC_MAP_SUPPORT + rte_cycles_vmware_tsc_map = 1; + RTE_LOG (DEBUG, EAL, "Using VMWARE TSC MAP, " + "you must have monitor_control.pseudo_perfctr = TRUE\n"); +#else + RTE_LOG (WARNING, EAL, "Ignoring --vmware-tsc-map because " + "RTE_LIBRTE_EAL_VMWARE_TSC_MAP_SUPPORT is not set\n"); +#endif + } + rte_srand(rte_rdtsc()); rte_config_init(); @@ -754,7 +849,7 @@ rte_eal_init(int argc, char **argv) if (rte_eal_tailqs_init() < 0) rte_panic("Cannot init tail queues for objects\n"); - if (rte_eal_log_init() < 0) + if (rte_eal_log_init(argv[0], internal_config.syslog_facility) < 0) rte_panic("Cannot init logs\n"); if (rte_eal_alarm_init() < 0) @@ -763,8 +858,8 @@ rte_eal_init(int argc, char **argv) if (rte_eal_intr_init() < 0) rte_panic("Cannot init interrupt-handling thread\n"); - if (rte_eal_hpet_init() < 0) - rte_panic("Cannot init HPET\n"); + if (rte_eal_timer_init() < 0) + rte_panic("Cannot init HPET or TSC timers\n"); if (rte_eal_pci_init() < 0) rte_panic("Cannot init PCI\n");