#include <rte_atomic.h>
#include <malloc_heap.h>
#include <rte_eth_ring.h>
+#include <rte_dev.h>
#include "eal_private.h"
#include "eal_thread.h"
#define OPT_NO_HUGE "no-huge"
#define OPT_FILE_PREFIX "file-prefix"
#define OPT_SOCKET_MEM "socket-mem"
-#define OPT_USE_DEVICE "use-device"
#define OPT_PCI_WHITELIST "pci-whitelist"
#define OPT_PCI_BLACKLIST "pci-blacklist"
#define OPT_VDEV "vdev"
#define OPT_SYSLOG "syslog"
+#define OPT_LOG_LEVEL "log-level"
#define OPT_BASE_VIRTADDR "base-virtaddr"
#define OPT_XEN_DOM0 "xen-dom0"
#define OPT_CREATE_UIO_DEV "create-uio-dev"
#define OPT_VFIO_INTR "vfio-intr"
-#define RTE_EAL_BLACKLIST_SIZE 0x100
-
#define MEMSIZE_IF_NO_HUGE_PAGE (64ULL * 1024ULL * 1024ULL)
#define SOCKET_MEM_STRLEN (RTE_MAX_NUMA_NODES * 10)
if (internal_config.no_shconf)
return;
+ /* map the config before hugepage address so that we don't waste a page */
+ if (internal_config.base_virtaddr != 0)
+ rte_mem_cfg_addr = (void *)
+ RTE_ALIGN_FLOOR(internal_config.base_virtaddr -
+ sizeof(struct rte_mem_config), sysconf(_SC_PAGE_SIZE));
+ else
+ rte_mem_cfg_addr = NULL;
+
if (mem_cfg_fd < 0){
mem_cfg_fd = open(pathname, O_RDWR | O_CREAT, 0660);
if (mem_cfg_fd < 0)
"process running?\n", pathname);
}
- rte_mem_cfg_addr = mmap(NULL, sizeof(*rte_config.mem_config),
+ rte_mem_cfg_addr = mmap(rte_mem_cfg_addr, sizeof(*rte_config.mem_config),
PROT_READ | PROT_WRITE, MAP_SHARED, mem_cfg_fd, 0);
if (rte_mem_cfg_addr == MAP_FAILED){
}
memcpy(rte_mem_cfg_addr, &early_mem_config, sizeof(early_mem_config));
rte_config.mem_config = (struct rte_mem_config *) rte_mem_cfg_addr;
+
+ /* store address of the config in the config itself so that secondary
+ * processes could later map the config into this exact location */
+ rte_config.mem_config->mem_cfg_addr = (uintptr_t) rte_mem_cfg_addr;
+
}
/* attach to an existing shared memory config */
static void
rte_eal_config_attach(void)
{
- void *rte_mem_cfg_addr;
+ struct rte_mem_config *mem_config;
+
const char *pathname = eal_runtime_config_path();
if (internal_config.no_shconf)
rte_panic("Cannot open '%s' for rte_mem_config\n", pathname);
}
- rte_mem_cfg_addr = mmap(NULL, sizeof(*rte_config.mem_config),
- PROT_READ | PROT_WRITE, MAP_SHARED, mem_cfg_fd, 0);
+ /* map it as read-only first */
+ mem_config = (struct rte_mem_config *) mmap(NULL, sizeof(*mem_config),
+ PROT_READ, MAP_SHARED, mem_cfg_fd, 0);
+ if (mem_config == MAP_FAILED)
+ rte_panic("Cannot mmap memory for rte_config\n");
+
+ rte_config.mem_config = mem_config;
+}
+
+/* reattach the shared config at exact memory location primary process has it */
+static void
+rte_eal_config_reattach(void)
+{
+ struct rte_mem_config *mem_config;
+ void *rte_mem_cfg_addr;
+
+ if (internal_config.no_shconf)
+ return;
+
+ /* save the address primary process has mapped shared config to */
+ rte_mem_cfg_addr = (void *) (uintptr_t) rte_config.mem_config->mem_cfg_addr;
+
+ /* unmap original config */
+ munmap(rte_config.mem_config, sizeof(struct rte_mem_config));
+
+ /* remap the config at proper address */
+ mem_config = (struct rte_mem_config *) mmap(rte_mem_cfg_addr,
+ sizeof(*mem_config), PROT_READ | PROT_WRITE, MAP_SHARED,
+ mem_cfg_fd, 0);
close(mem_cfg_fd);
- if (rte_mem_cfg_addr == MAP_FAILED)
+ if (mem_config == MAP_FAILED || mem_config != rte_mem_cfg_addr)
rte_panic("Cannot mmap memory for rte_config\n");
- rte_config.mem_config = (struct rte_mem_config *) rte_mem_cfg_addr;
+ rte_config.mem_config = mem_config;
}
/* Detect if we are a primary or a secondary process */
case RTE_PROC_SECONDARY:
rte_eal_config_attach();
rte_eal_mcfg_wait_complete(rte_config.mem_config);
+ rte_eal_config_reattach();
break;
case RTE_PROC_AUTO:
case RTE_PROC_INVALID:
" --"OPT_XEN_DOM0" : support application running on Xen Domain0 "
"without hugetlbfs\n"
" --"OPT_SYSLOG" : set syslog facility\n"
- " --"OPT_SOCKET_MEM" : memory to allocate on specific \n"
+ " --"OPT_LOG_LEVEL" : set default log level\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"
return -1;
}
+static int
+eal_parse_log_level(const char *level, uint32_t *log_level)
+{
+ char *end;
+ unsigned long tmp;
+
+ errno = 0;
+ tmp = strtoul(level, &end, 0);
+
+ /* check for errors */
+ if ((errno != 0) || (level[0] == '\0') ||
+ end == NULL || (*end != '\0'))
+ return -1;
+
+ /* log_level is a uint32_t */
+ if (tmp >= UINT32_MAX)
+ return -1;
+
+ *log_level = tmp;
+ return 0;
+}
+
static int
eal_parse_socket_mem(char *socket_mem)
{
char *end;
uint64_t addr;
+ errno = 0;
addr = strtoull(arg, &end, 16);
/* check for errors */
{OPT_PROC_TYPE, 1, 0, 0},
{OPT_FILE_PREFIX, 1, 0, 0},
{OPT_SOCKET_MEM, 1, 0, 0},
- {OPT_PCI_WHITELIST, 1, 0, 0},
- {OPT_PCI_BLACKLIST, 1, 0, 0},
+ {OPT_PCI_WHITELIST, 1, 0, 'w'},
+ {OPT_PCI_BLACKLIST, 1, 0, 'b'},
{OPT_VDEV, 1, 0, 0},
{OPT_SYSLOG, 1, NULL, 0},
+ {OPT_LOG_LEVEL, 1, NULL, 0},
{OPT_VFIO_INTR, 1, NULL, 0},
{OPT_BASE_VIRTADDR, 1, 0, 0},
{OPT_XEN_DOM0, 0, 0, 0},
internal_config.hugepage_dir = NULL;
internal_config.force_sockets = 0;
internal_config.syslog_facility = LOG_DAEMON;
+ /* default value from build option */
+ internal_config.log_level = RTE_LOG_LEVEL;
internal_config.xen_dom0_support = 0;
/* if set to NONE, interrupt mode is determined automatically */
internal_config.vfio_intr_mode = RTE_INTR_MODE_NONE;
case 0:
if (!strcmp(lgopts[option_index].name, OPT_NO_HUGE)) {
internal_config.no_hugetlbfs = 1;
- }
- if (!strcmp(lgopts[option_index].name, OPT_XEN_DOM0)) {
+ } else if (!strcmp(lgopts[option_index].name, OPT_XEN_DOM0)) {
#ifdef RTE_LIBRTE_XEN_DOM0
internal_config.xen_dom0_support = 1;
#else
" RTE_LIBRTE_XEN_DOM0=y\n");
return -1;
#endif
- }
- else if (!strcmp(lgopts[option_index].name, OPT_NO_PCI)) {
+ } else if (!strcmp(lgopts[option_index].name, OPT_NO_PCI)) {
internal_config.no_pci = 1;
- }
- else if (!strcmp(lgopts[option_index].name, OPT_NO_HPET)) {
+ } 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)) {
+ } 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)) {
+ } else if (!strcmp(lgopts[option_index].name, OPT_NO_SHCONF)) {
internal_config.no_shconf = 1;
- }
- else if (!strcmp(lgopts[option_index].name, OPT_HUGE_DIR)) {
+ } else if (!strcmp(lgopts[option_index].name, OPT_HUGE_DIR)) {
internal_config.hugepage_dir = optarg;
- }
- else if (!strcmp(lgopts[option_index].name, OPT_PROC_TYPE)) {
+ } else if (!strcmp(lgopts[option_index].name, OPT_PROC_TYPE)) {
internal_config.process_type = eal_parse_proc_type(optarg);
- }
- else if (!strcmp(lgopts[option_index].name, OPT_FILE_PREFIX)) {
+ } else if (!strcmp(lgopts[option_index].name, OPT_FILE_PREFIX)) {
internal_config.hugefile_prefix = optarg;
- }
- else if (!strcmp(lgopts[option_index].name, OPT_SOCKET_MEM)) {
+ } else if (!strcmp(lgopts[option_index].name, OPT_SOCKET_MEM)) {
if (eal_parse_socket_mem(optarg) < 0) {
RTE_LOG(ERR, EAL, "invalid parameters for --"
OPT_SOCKET_MEM "\n");
eal_usage(prgname);
return -1;
}
- }
- else if (!strcmp(lgopts[option_index].name, OPT_USE_DEVICE)) {
- printf("The --use-device option is deprecated, please use\n"
- "--whitelist or --vdev instead.\n");
- eal_usage(prgname);
- return -1;
- }
- else if (!strcmp(lgopts[option_index].name, OPT_PCI_BLACKLIST)) {
- if (rte_eal_devargs_add(RTE_DEVTYPE_BLACKLISTED_PCI,
- optarg) < 0) {
- eal_usage(prgname);
- return -1;
- }
- }
- else if (!strcmp(lgopts[option_index].name, OPT_PCI_WHITELIST)) {
- if (rte_eal_devargs_add(RTE_DEVTYPE_WHITELISTED_PCI,
- optarg) < 0) {
- eal_usage(prgname);
- return -1;
- }
- }
- else if (!strcmp(lgopts[option_index].name, OPT_VDEV)) {
+ } else if (!strcmp(lgopts[option_index].name, OPT_VDEV)) {
if (rte_eal_devargs_add(RTE_DEVTYPE_VIRTUAL,
optarg) < 0) {
eal_usage(prgname);
return -1;
}
- }
- else if (!strcmp(lgopts[option_index].name, OPT_SYSLOG)) {
+ } 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;
}
- }
- else if (!strcmp(lgopts[option_index].name, OPT_BASE_VIRTADDR)) {
+ } else if (!strcmp(lgopts[option_index].name,
+ OPT_LOG_LEVEL)) {
+ uint32_t log;
+
+ if (eal_parse_log_level(optarg, &log) < 0) {
+ RTE_LOG(ERR, EAL,
+ "invalid parameters for --"
+ OPT_LOG_LEVEL "\n");
+ eal_usage(prgname);
+ return -1;
+ }
+ internal_config.log_level = log;
+ } else if (!strcmp(lgopts[option_index].name, OPT_BASE_VIRTADDR)) {
if (eal_parse_base_virtaddr(optarg) < 0) {
RTE_LOG(ERR, EAL, "invalid parameter for --"
OPT_BASE_VIRTADDR "\n");
eal_usage(prgname);
return -1;
}
- }
- else if (!strcmp(lgopts[option_index].name, OPT_VFIO_INTR)) {
+ } else if (!strcmp(lgopts[option_index].name, OPT_VFIO_INTR)) {
if (eal_parse_vfio_intr(optarg) < 0) {
RTE_LOG(ERR, EAL, "invalid parameters for --"
OPT_VFIO_INTR "\n");
eal_usage(prgname);
return -1;
}
- }
- else if (!strcmp(lgopts[option_index].name, OPT_CREATE_UIO_DEV)) {
+ } else if (!strcmp(lgopts[option_index].name, OPT_CREATE_UIO_DEV)) {
internal_config.create_uio_dev = 1;
+ } else {
+ RTE_LOG(ERR, EAL, "Option %s is not supported "
+ "on Linux\n",
+ lgopts[option_index].name);
+ eal_usage(prgname);
+ return -1;
}
break;
if (fctret < 0)
exit(1);
+ /* set log level as early as possible */
+ rte_set_log_level(internal_config.log_level);
+
if (internal_config.no_hugetlbfs == 0 &&
internal_config.process_type != RTE_PROC_SECONDARY &&
internal_config.xen_dom0_support == 0 &&
RTE_LOG(DEBUG, EAL, "Master core %u is ready (tid=%x)\n",
rte_config.master_lcore, (int)thread_id);
- if (rte_eal_dev_init() < 0)
+ if (rte_eal_dev_init(PMD_INIT_PRE_PCI_PROBE) < 0)
rte_panic("Cannot init pmd devices\n");
RTE_LCORE_FOREACH_SLAVE(i) {
rte_eal_mp_remote_launch(sync_func, NULL, SKIP_MASTER);
rte_eal_mp_wait_lcore();
+ /* Probe & Initialize PCI devices */
+ if (rte_eal_pci_probe())
+ rte_panic("Cannot probe PCI\n");
+
+ /* Initialize any outstanding devices */
+ if (rte_eal_dev_init(PMD_INIT_POST_PCI_PROBE) < 0)
+ rte_panic("Cannot init pmd devices\n");
+
return fctret;
}