diff options
Diffstat (limited to 'lib/librte_eal/bsdapp')
| -rw-r--r-- | lib/librte_eal/bsdapp/eal/Makefile | 6 | ||||
| -rw-r--r-- | lib/librte_eal/bsdapp/eal/eal.c | 114 | ||||
| -rw-r--r-- | lib/librte_eal/bsdapp/eal/eal_debug.c | 4 | ||||
| -rw-r--r-- | lib/librte_eal/bsdapp/eal/eal_interrupts.c | 24 | ||||
| -rw-r--r-- | lib/librte_eal/bsdapp/eal/eal_lcore.c | 8 | ||||
| -rw-r--r-- | lib/librte_eal/bsdapp/eal/eal_pci.c | 104 | ||||
| -rw-r--r-- | lib/librte_eal/bsdapp/eal/rte_eal_version.map | 73 | ||||
| -rw-r--r-- | lib/librte_eal/bsdapp/nic_uio/nic_uio.c | 44 |
8 files changed, 242 insertions, 135 deletions
diff --git a/lib/librte_eal/bsdapp/eal/Makefile b/lib/librte_eal/bsdapp/eal/Makefile index a15b762b..a0f99502 100644 --- a/lib/librte_eal/bsdapp/eal/Makefile +++ b/lib/librte_eal/bsdapp/eal/Makefile @@ -48,7 +48,7 @@ LDLIBS += -lgcc_s EXPORT_MAP := rte_eal_version.map -LIBABIVER := 3 +LIBABIVER := 4 # specific to bsdapp exec-env SRCS-$(CONFIG_RTE_EXEC_ENV_BSDAPP) := eal.c @@ -78,6 +78,7 @@ SRCS-$(CONFIG_RTE_EXEC_ENV_BSDAPP) += eal_common_cpuflags.c SRCS-$(CONFIG_RTE_EXEC_ENV_BSDAPP) += eal_common_string_fns.c SRCS-$(CONFIG_RTE_EXEC_ENV_BSDAPP) += eal_common_hexdump.c SRCS-$(CONFIG_RTE_EXEC_ENV_BSDAPP) += eal_common_devargs.c +SRCS-$(CONFIG_RTE_EXEC_ENV_BSDAPP) += eal_common_bus.c SRCS-$(CONFIG_RTE_EXEC_ENV_BSDAPP) += eal_common_dev.c SRCS-$(CONFIG_RTE_EXEC_ENV_BSDAPP) += eal_common_options.c SRCS-$(CONFIG_RTE_EXEC_ENV_BSDAPP) += eal_common_thread.c @@ -110,7 +111,4 @@ INC := rte_interrupts.h SYMLINK-$(CONFIG_RTE_EXEC_ENV_BSDAPP)-include/exec-env := \ $(addprefix include/exec-env/,$(INC)) -DEPDIRS-$(CONFIG_RTE_EXEC_ENV_BSDAPP) += lib/librte_eal/common -DEPDIRS-$(CONFIG_RTE_EXEC_ENV_BSDAPP) += lib/librte_eal/common/arch/$(ARCH_DIR) - include $(RTE_SDK)/mk/rte.lib.mk diff --git a/lib/librte_eal/bsdapp/eal/eal.c b/lib/librte_eal/bsdapp/eal/eal.c index 35e3117a..05f0c1f9 100644 --- a/lib/librte_eal/bsdapp/eal/eal.c +++ b/lib/librte_eal/bsdapp/eal/eal.c @@ -56,6 +56,7 @@ #include <rte_launch.h> #include <rte_eal.h> #include <rte_eal_memconfig.h> +#include <rte_errno.h> #include <rte_per_lcore.h> #include <rte_lcore.h> #include <rte_log.h> @@ -64,6 +65,7 @@ #include <rte_string_fns.h> #include <rte_cpuflags.h> #include <rte_interrupts.h> +#include <rte_bus.h> #include <rte_pci.h> #include <rte_dev.h> #include <rte_devargs.h> @@ -193,7 +195,7 @@ rte_eal_config_create(void) rte_panic("Cannot mmap memory for rte_config\n"); } memcpy(rte_mem_cfg_addr, &early_mem_config, sizeof(early_mem_config)); - rte_config.mem_config = (struct rte_mem_config *) rte_mem_cfg_addr; + rte_config.mem_config = rte_mem_cfg_addr; } /* attach to an existing shared memory config */ @@ -218,7 +220,7 @@ rte_eal_config_attach(void) if (rte_mem_cfg_addr == MAP_FAILED) 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 = rte_mem_cfg_addr; } /* Detect if we are a primary or a secondary process */ @@ -321,8 +323,6 @@ eal_log_level_parse(int argc, char **argv) optind = 1; optreset = 1; - eal_reset_internal_config(&internal_config); - while ((opt = getopt_long(argc, argvopt, eal_short_options, eal_long_options, &option_index)) != EOF) { @@ -486,6 +486,12 @@ rte_eal_iopl_init(void) return 0; } +static void rte_eal_init_alert(const char *msg) +{ + fprintf(stderr, "EAL: FATAL: %s\n", msg); + RTE_LOG(ERR, EAL, "%s\n", msg); +} + /* Launch threads, called at application init(). */ int rte_eal_init(int argc, char **argv) @@ -497,29 +503,47 @@ rte_eal_init(int argc, char **argv) char thread_name[RTE_MAX_THREAD_NAME_LEN]; /* checks if the machine is adequate */ - rte_cpu_check_supported(); + if (!rte_cpu_is_supported()) { + rte_eal_init_alert("unsupported cpu type."); + rte_errno = ENOTSUP; + return -1; + } - if (!rte_atomic32_test_and_set(&run_once)) + if (!rte_atomic32_test_and_set(&run_once)) { + rte_eal_init_alert("already called initialization."); + rte_errno = EALREADY; return -1; + } thread_id = pthread_self(); - eal_log_level_parse(argc, argv); + eal_reset_internal_config(&internal_config); /* set log level as early as possible */ - rte_set_log_level(internal_config.log_level); + eal_log_level_parse(argc, argv); - if (rte_eal_cpu_init() < 0) - rte_panic("Cannot detect lcores\n"); + if (rte_eal_cpu_init() < 0) { + rte_eal_init_alert("Cannot detect lcores."); + rte_errno = ENOTSUP; + return -1; + } fctret = eal_parse_args(argc, argv); - if (fctret < 0) - exit(1); + if (fctret < 0) { + rte_eal_init_alert("Invalid 'command line' arguments."); + rte_errno = EINVAL; + rte_atomic32_clear(&run_once); + return -1; + } if (internal_config.no_hugetlbfs == 0 && internal_config.process_type != RTE_PROC_SECONDARY && - eal_hugepage_info_init() < 0) - rte_panic("Cannot get hugepage information\n"); + eal_hugepage_info_init() < 0) { + rte_eal_init_alert("Cannot get hugepage information."); + rte_errno = EACCES; + rte_atomic32_clear(&run_once); + return -1; + } if (internal_config.memory == 0 && internal_config.force_sockets == 0) { if (internal_config.no_hugetlbfs) @@ -543,31 +567,45 @@ rte_eal_init(int argc, char **argv) rte_config_init(); - if (rte_eal_memory_init() < 0) - rte_panic("Cannot init memory\n"); - - if (rte_eal_memzone_init() < 0) - rte_panic("Cannot init memzone\n"); + if (rte_eal_memory_init() < 0) { + rte_eal_init_alert("Cannot init memory\n"); + rte_errno = ENOMEM; + return -1; + } - if (rte_eal_tailqs_init() < 0) - rte_panic("Cannot init tail queues for objects\n"); + if (rte_eal_memzone_init() < 0) { + rte_eal_init_alert("Cannot init memzone\n"); + rte_errno = ENODEV; + return -1; + } - if (rte_eal_alarm_init() < 0) - rte_panic("Cannot init interrupt-handling thread\n"); + if (rte_eal_tailqs_init() < 0) { + rte_eal_init_alert("Cannot init tail queues for objects\n"); + rte_errno = EFAULT; + return -1; + } - if (rte_eal_intr_init() < 0) - rte_panic("Cannot init interrupt-handling thread\n"); + if (rte_eal_alarm_init() < 0) { + rte_eal_init_alert("Cannot init interrupt-handling thread\n"); + /* rte_eal_alarm_init sets rte_errno on failure. */ + return -1; + } - if (rte_eal_timer_init() < 0) - rte_panic("Cannot init HPET or TSC timers\n"); + if (rte_eal_intr_init() < 0) { + rte_eal_init_alert("Cannot init interrupt-handling thread\n"); + return -1; + } - if (rte_eal_pci_init() < 0) - rte_panic("Cannot init PCI\n"); + if (rte_eal_timer_init() < 0) { + rte_eal_init_alert("Cannot init HPET or TSC timers\n"); + rte_errno = ENOTSUP; + return -1; + } eal_check_mem_on_local_socket(); if (eal_plugins_init() < 0) - rte_panic("Cannot init plugins\n"); + rte_eal_init_alert("Cannot init plugins\n"); eal_thread_init_master(rte_config.master_lcore); @@ -577,8 +615,11 @@ rte_eal_init(int argc, char **argv) rte_config.master_lcore, thread_id, cpuset, ret == 0 ? "" : "..."); - if (rte_eal_dev_init() < 0) - rte_panic("Cannot init pmd devices\n"); + if (rte_bus_scan()) { + rte_eal_init_alert("Cannot scan the buses for devices\n"); + rte_errno = ENODEV; + return -1; + } RTE_LCORE_FOREACH_SLAVE(i) { @@ -612,9 +653,12 @@ rte_eal_init(int argc, char **argv) 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"); + /* Probe all the buses and devices/drivers on them */ + if (rte_bus_probe()) { + rte_eal_init_alert("Cannot probe devices\n"); + rte_errno = ENOTSUP; + return -1; + } rte_eal_mcfg_complete(); diff --git a/lib/librte_eal/bsdapp/eal/eal_debug.c b/lib/librte_eal/bsdapp/eal/eal_debug.c index 5fbc17c5..e1c75548 100644 --- a/lib/librte_eal/bsdapp/eal/eal_debug.c +++ b/lib/librte_eal/bsdapp/eal/eal_debug.c @@ -31,7 +31,9 @@ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ +#ifdef RTE_BACKTRACE #include <execinfo.h> +#endif #include <stdarg.h> #include <signal.h> #include <stdlib.h> @@ -47,6 +49,7 @@ /* dump the stack of the calling core */ void rte_dump_stack(void) { +#ifdef RTE_BACKTRACE void *func[BACKTRACE_SIZE]; char **symb = NULL; int size; @@ -64,6 +67,7 @@ void rte_dump_stack(void) } free(symb); +#endif /* RTE_BACKTRACE */ } /* not implemented in this environment */ diff --git a/lib/librte_eal/bsdapp/eal/eal_interrupts.c b/lib/librte_eal/bsdapp/eal/eal_interrupts.c index 836e4836..ea2afff4 100644 --- a/lib/librte_eal/bsdapp/eal/eal_interrupts.c +++ b/lib/librte_eal/bsdapp/eal/eal_interrupts.c @@ -36,29 +36,37 @@ #include "eal_private.h" int -rte_intr_callback_register(struct rte_intr_handle *intr_handle __rte_unused, - rte_intr_callback_fn cb __rte_unused, - void *cb_arg __rte_unused) +rte_intr_callback_register(const struct rte_intr_handle *intr_handle, + rte_intr_callback_fn cb, + void *cb_arg) { + RTE_SET_USED(intr_handle); + RTE_SET_USED(cb); + RTE_SET_USED(cb_arg); + return -ENOTSUP; } int -rte_intr_callback_unregister(struct rte_intr_handle *intr_handle __rte_unused, - rte_intr_callback_fn cb_fn __rte_unused, - void *cb_arg __rte_unused) +rte_intr_callback_unregister(const struct rte_intr_handle *intr_handle, + rte_intr_callback_fn cb, + void *cb_arg) { + RTE_SET_USED(intr_handle); + RTE_SET_USED(cb); + RTE_SET_USED(cb_arg); + return -ENOTSUP; } int -rte_intr_enable(struct rte_intr_handle *intr_handle __rte_unused) +rte_intr_enable(const struct rte_intr_handle *intr_handle __rte_unused) { return -ENOTSUP; } int -rte_intr_disable(struct rte_intr_handle *intr_handle __rte_unused) +rte_intr_disable(const struct rte_intr_handle *intr_handle __rte_unused) { return -ENOTSUP; } diff --git a/lib/librte_eal/bsdapp/eal/eal_lcore.c b/lib/librte_eal/bsdapp/eal/eal_lcore.c index b8bfafde..bc584dd5 100644 --- a/lib/librte_eal/bsdapp/eal/eal_lcore.c +++ b/lib/librte_eal/bsdapp/eal/eal_lcore.c @@ -53,12 +53,14 @@ eal_cpu_core_id(__rte_unused unsigned lcore_id) static int eal_get_ncpus(void) { + static int ncpu = -1; int mib[2] = {CTL_HW, HW_NCPU}; - int ncpu; size_t len = sizeof(ncpu); - sysctl(mib, 2, &ncpu, &len, NULL, 0); - RTE_LOG(INFO, EAL, "Sysctl reports %d cpus\n", ncpu); + if (ncpu < 0) { + sysctl(mib, 2, &ncpu, &len, NULL, 0); + RTE_LOG(INFO, EAL, "Sysctl reports %d cpus\n", ncpu); + } return ncpu; } diff --git a/lib/librte_eal/bsdapp/eal/eal_pci.c b/lib/librte_eal/bsdapp/eal/eal_pci.c index 8b3ed881..e321461d 100644 --- a/lib/librte_eal/bsdapp/eal/eal_pci.c +++ b/lib/librte_eal/bsdapp/eal/eal_pci.c @@ -87,18 +87,11 @@ * enabling bus master. */ -/* unbind kernel driver for this device */ -int -pci_unbind_kernel_driver(struct rte_pci_device *dev __rte_unused) -{ - RTE_LOG(ERR, EAL, "RTE_PCI_DRV_FORCE_UNBIND flag is not implemented " - "for BSD\n"); - return -ENOTSUP; -} +extern struct rte_pci_bus rte_pci_bus; /* Map pci device */ int -rte_eal_pci_map_device(struct rte_pci_device *dev) +rte_pci_map_device(struct rte_pci_device *dev) { int ret = -1; @@ -120,7 +113,7 @@ rte_eal_pci_map_device(struct rte_pci_device *dev) /* Unmap pci device */ void -rte_eal_pci_unmap_device(struct rte_pci_device *dev) +rte_pci_unmap_device(struct rte_pci_device *dev) { /* try unmapping the NIC resources */ switch (dev->kdrv) { @@ -289,6 +282,9 @@ pci_scan_one(int dev_pci_fd, struct pci_conf *conf) /* FreeBSD has no NUMA support (yet) */ dev->device.numa_node = 0; + rte_pci_device_name(&dev->addr, dev->name, sizeof(dev->name)); + dev->device.name = dev->name; + /* FreeBSD has only one pass through driver */ dev->kdrv = RTE_KDRV_NIC_UIO; @@ -322,20 +318,19 @@ pci_scan_one(int dev_pci_fd, struct pci_conf *conf) } /* device is valid, add in list (sorted) */ - if (TAILQ_EMPTY(&pci_device_list)) { - TAILQ_INSERT_TAIL(&pci_device_list, dev, next); + if (TAILQ_EMPTY(&rte_pci_bus.device_list)) { + rte_pci_add_device(dev); } else { struct rte_pci_device *dev2 = NULL; int ret; - TAILQ_FOREACH(dev2, &pci_device_list, next) { + TAILQ_FOREACH(dev2, &rte_pci_bus.device_list, next) { ret = rte_eal_compare_pci_addr(&dev->addr, &dev2->addr); if (ret > 0) continue; else if (ret < 0) { - TAILQ_INSERT_BEFORE(dev2, dev, next); - return 0; + rte_pci_insert_device(dev2, dev); } else { /* already registered */ dev2->kdrv = dev->kdrv; dev2->max_vfs = dev->max_vfs; @@ -343,10 +338,10 @@ pci_scan_one(int dev_pci_fd, struct pci_conf *conf) dev->mem_resource, sizeof(dev->mem_resource)); free(dev); - return 0; } + return 0; } - TAILQ_INSERT_TAIL(&pci_device_list, dev, next); + rte_pci_add_device(dev); } return 0; @@ -361,7 +356,7 @@ skipdev: * list. Call pci_scan_one() for each pci entry found. */ int -rte_eal_pci_scan(void) +rte_pci_scan(void) { int fd; unsigned dev_count = 0; @@ -374,6 +369,10 @@ rte_eal_pci_scan(void) .matches = &matches[0], }; + /* for debug purposes, PCI can be disabled */ + if (internal_config.no_pci) + return 0; + fd = open("/dev/pci", O_RDONLY); if (fd < 0) { RTE_LOG(ERR, EAL, "%s(): error opening /dev/pci\n", __func__); @@ -456,10 +455,11 @@ error: } /* Read PCI config space. */ -int rte_eal_pci_read_config(const struct rte_pci_device *dev, - void *buf, size_t len, off_t offset) +int rte_pci_read_config(const struct rte_pci_device *dev, + void *buf, size_t len, off_t offset) { int fd = -1; + int size; struct pci_io pi = { .pi_sel = { .pc_domain = dev->addr.domain, @@ -468,25 +468,28 @@ int rte_eal_pci_read_config(const struct rte_pci_device *dev, .pc_func = dev->addr.function, }, .pi_reg = offset, - .pi_width = len, }; - if (len == 3 || len > sizeof(pi.pi_data)) { - RTE_LOG(ERR, EAL, "%s(): invalid pci read length\n", __func__); - goto error; - } - fd = open("/dev/pci", O_RDWR); if (fd < 0) { RTE_LOG(ERR, EAL, "%s(): error opening /dev/pci\n", __func__); goto error; } - if (ioctl(fd, PCIOCREAD, &pi) < 0) - goto error; + while (len > 0) { + size = (len >= 4) ? 4 : ((len >= 2) ? 2 : 1); + pi.pi_width = size; + + if (ioctl(fd, PCIOCREAD, &pi) < 0) + goto error; + memcpy(buf, &pi.pi_data, size); + + buf = (char *)buf + size; + pi.pi_reg += size; + len -= size; + } close(fd); - memcpy(buf, &pi.pi_data, len); return 0; error: @@ -496,8 +499,8 @@ int rte_eal_pci_read_config(const struct rte_pci_device *dev, } /* Write PCI config space. */ -int rte_eal_pci_write_config(const struct rte_pci_device *dev, - const void *buf, size_t len, off_t offset) +int rte_pci_write_config(const struct rte_pci_device *dev, + const void *buf, size_t len, off_t offset) { int fd = -1; @@ -539,8 +542,8 @@ int rte_eal_pci_write_config(const struct rte_pci_device *dev, } int -rte_eal_pci_ioport_map(struct rte_pci_device *dev, int bar, - struct rte_pci_ioport *p) +rte_pci_ioport_map(struct rte_pci_device *dev, int bar, + struct rte_pci_ioport *p) { int ret; @@ -567,7 +570,7 @@ rte_eal_pci_ioport_map(struct rte_pci_device *dev, int bar, static void pci_uio_ioport_read(struct rte_pci_ioport *p, - void *data, size_t len, off_t offset) + void *data, size_t len, off_t offset) { #if defined(RTE_ARCH_X86) uint8_t *d; @@ -595,8 +598,8 @@ pci_uio_ioport_read(struct rte_pci_ioport *p, } void -rte_eal_pci_ioport_read(struct rte_pci_ioport *p, - void *data, size_t len, off_t offset) +rte_pci_ioport_read(struct rte_pci_ioport *p, + void *data, size_t len, off_t offset) { switch (p->dev->kdrv) { case RTE_KDRV_NIC_UIO: @@ -609,7 +612,7 @@ rte_eal_pci_ioport_read(struct rte_pci_ioport *p, static void pci_uio_ioport_write(struct rte_pci_ioport *p, - const void *data, size_t len, off_t offset) + const void *data, size_t len, off_t offset) { #if defined(RTE_ARCH_X86) const uint8_t *s; @@ -619,13 +622,13 @@ pci_uio_ioport_write(struct rte_pci_ioport *p, for (s = data; len > 0; s += size, reg += size, len -= size) { if (len >= 4) { size = 4; - outl(*(const uint32_t *)s, reg); + outl(reg, *(const uint32_t *)s); } else if (len >= 2) { size = 2; - outw(*(const uint16_t *)s, reg); + outw(reg, *(const uint16_t *)s); } else { size = 1; - outb(*s, reg); + outb(reg, *s); } } #else @@ -637,8 +640,8 @@ pci_uio_ioport_write(struct rte_pci_ioport *p, } void -rte_eal_pci_ioport_write(struct rte_pci_ioport *p, - const void *data, size_t len, off_t offset) +rte_pci_ioport_write(struct rte_pci_ioport *p, + const void *data, size_t len, off_t offset) { switch (p->dev->kdrv) { case RTE_KDRV_NIC_UIO: @@ -650,7 +653,7 @@ rte_eal_pci_ioport_write(struct rte_pci_ioport *p, } int -rte_eal_pci_ioport_unmap(struct rte_pci_ioport *p) +rte_pci_ioport_unmap(struct rte_pci_ioport *p) { int ret; @@ -667,18 +670,3 @@ rte_eal_pci_ioport_unmap(struct rte_pci_ioport *p) return ret; } - -/* Init the PCI EAL subsystem */ -int -rte_eal_pci_init(void) -{ - /* for debug purposes, PCI can be disabled */ - if (internal_config.no_pci) - return 0; - - if (rte_eal_pci_scan() < 0) { - RTE_LOG(ERR, EAL, "%s(): Cannot scan PCI bus\n", __func__); - return -1; - } - return 0; -} diff --git a/lib/librte_eal/bsdapp/eal/rte_eal_version.map b/lib/librte_eal/bsdapp/eal/rte_eal_version.map index 2f81f7c0..2e48a736 100644 --- a/lib/librte_eal/bsdapp/eal/rte_eal_version.map +++ b/lib/librte_eal/bsdapp/eal/rte_eal_version.map @@ -6,8 +6,6 @@ DPDK_2.0 { eal_parse_sysfs_value; eal_timer_source; lcore_config; - pci_device_list; - pci_driver_list; per_lcore__lcore_id; per_lcore__rte_errno; rte_calloc; @@ -22,12 +20,9 @@ DPDK_2.0 { rte_dump_tailq; rte_eal_alarm_cancel; rte_eal_alarm_set; - rte_eal_dev_init; rte_eal_devargs_add; rte_eal_devargs_dump; rte_eal_devargs_type_count; - rte_eal_driver_register; - rte_eal_driver_unregister; rte_eal_get_configuration; rte_eal_get_lcore_state; rte_eal_get_physmem_layout; @@ -40,18 +35,10 @@ DPDK_2.0 { rte_eal_mp_remote_launch; rte_eal_mp_wait_lcore; rte_eal_parse_devargs_str; - rte_eal_pci_dump; - rte_eal_pci_probe; - rte_eal_pci_probe_one; - rte_eal_pci_register; - rte_eal_pci_scan; - rte_eal_pci_unregister; rte_eal_process_type; rte_eal_remote_launch; rte_eal_tailq_lookup; rte_eal_tailq_register; - rte_eal_vdev_init; - rte_eal_vdev_uninit; rte_eal_wait_lcore; rte_exit; rte_free; @@ -66,11 +53,8 @@ DPDK_2.0 { rte_intr_disable; rte_intr_enable; rte_log; - rte_log_add_in_history; rte_log_cur_msg_loglevel; rte_log_cur_msg_logtype; - rte_log_dump_history; - rte_log_set_history; rte_logs; rte_malloc; rte_malloc_dump_stats; @@ -114,9 +98,6 @@ DPDK_2.0 { DPDK_2.1 { global: - rte_eal_pci_detach; - rte_eal_pci_read_config; - rte_eal_pci_write_config; rte_intr_allow_others; rte_intr_dp_is_en; rte_intr_efd_disable; @@ -142,12 +123,6 @@ DPDK_16.04 { global: rte_cpu_get_flag_name; - rte_eal_pci_ioport_map; - rte_eal_pci_ioport_read; - rte_eal_pci_ioport_unmap; - rte_eal_pci_ioport_write; - rte_eal_pci_map_device; - rte_eal_pci_unmap_device; rte_eal_primary_proc_alive; } DPDK_2.2; @@ -170,7 +145,51 @@ DPDK_16.11 { rte_delay_us_callback_register; rte_eal_dev_attach; rte_eal_dev_detach; - rte_eal_vdrv_register; - rte_eal_vdrv_unregister; } DPDK_16.07; + +DPDK_17.02 { + global: + + rte_bus_dump; + rte_bus_probe; + rte_bus_register; + rte_bus_scan; + rte_bus_unregister; + +} DPDK_16.11; + +DPDK_17.05 { + global: + + rte_cpu_is_supported; + rte_log_dump; + rte_log_register; + rte_log_get_global_level; + rte_log_set_global_level; + rte_log_set_level; + rte_log_set_level_regexp; + rte_pci_detach; + rte_pci_dump; + rte_pci_ioport_map; + rte_pci_ioport_read; + rte_pci_ioport_unmap; + rte_pci_ioport_write; + rte_pci_map_device; + rte_pci_probe; + rte_pci_probe_one; + rte_pci_read_config; + rte_pci_register; + rte_pci_scan; + rte_pci_unmap_device; + rte_pci_unregister; + rte_pci_write_config; + rte_vdev_init; + rte_vdev_register; + rte_vdev_uninit; + rte_vdev_unregister; + vfio_get_container_fd; + vfio_get_group_fd; + vfio_get_group_no; + +} DPDK_17.02; diff --git a/lib/librte_eal/bsdapp/nic_uio/nic_uio.c b/lib/librte_eal/bsdapp/nic_uio/nic_uio.c index 99a4975c..4bd7545a 100644 --- a/lib/librte_eal/bsdapp/nic_uio/nic_uio.c +++ b/lib/librte_eal/bsdapp/nic_uio/nic_uio.c @@ -180,6 +180,10 @@ nic_uio_probe (device_t dev) unsigned int device = pci_get_slot(dev); unsigned int function = pci_get_function(dev); + char bdf_str[256]; + char *token, *remaining; + + /* First check if we found this on load */ for (i = 0; i < num_detached; i++) if (bus == pci_get_bus(detached_devices[i]) && device == pci_get_slot(detached_devices[i]) && @@ -188,6 +192,45 @@ nic_uio_probe (device_t dev) return BUS_PROBE_SPECIFIC; } + /* otherwise check if it's a new device and if it matches the BDF */ + memset(bdf_str, 0, sizeof(bdf_str)); + TUNABLE_STR_FETCH("hw.nic_uio.bdfs", bdf_str, sizeof(bdf_str)); + remaining = bdf_str; + while (1) { + if (remaining == NULL || remaining[0] == '\0') + break; + token = strsep(&remaining, ",:"); + if (token == NULL) + break; + bus = strtol(token, NULL, 10); + token = strsep(&remaining, ",:"); + if (token == NULL) + break; + device = strtol(token, NULL, 10); + token = strsep(&remaining, ",:"); + if (token == NULL) + break; + function = strtol(token, NULL, 10); + + if (bus == pci_get_bus(dev) && + device == pci_get_slot(dev) && + function == pci_get_function(dev)) { + + if (num_detached < MAX_DETACHED_DEVICES) { + printf("%s: probed dev=%p\n", + __func__, dev); + detached_devices[num_detached++] = dev; + device_set_desc(dev, "DPDK PCI Device"); + return BUS_PROBE_SPECIFIC; + } else { + printf("%s: reached MAX_DETACHED_DEVICES=%d. dev=%p won't be reattached\n", + __func__, MAX_DETACHED_DEVICES, + dev); + break; + } + } + } + return ENXIO; } @@ -248,6 +291,7 @@ nic_uio_load(void) memset(bdf_str, 0, sizeof(bdf_str)); TUNABLE_STR_FETCH("hw.nic_uio.bdfs", bdf_str, sizeof(bdf_str)); remaining = bdf_str; + printf("nic_uio: hw.nic_uio.bdfs = '%s'\n", bdf_str); /* * Users should specify PCI BDFs in the format "b:d:f,b:d:f,b:d:f". * But the code below does not try differentiate between : and , |