diff options
Diffstat (limited to 'host/lib/usrp/x300')
| -rw-r--r-- | host/lib/usrp/x300/x300_impl.cpp | 24 |
1 files changed, 13 insertions, 11 deletions
diff --git a/host/lib/usrp/x300/x300_impl.cpp b/host/lib/usrp/x300/x300_impl.cpp index 7cb5d9ad8..e931b7983 100644 --- a/host/lib/usrp/x300/x300_impl.cpp +++ b/host/lib/usrp/x300/x300_impl.cpp @@ -859,13 +859,14 @@ x300_impl::~x300_impl(void) //kill the claimer task and unclaim the device mb.claimer_task.reset(); - mb.zpu_ctrl->poke32(SR_ADDR(X300_FW_SHMEM_BASE, X300_FW_SHMEM_CLAIM_TIME), 0); - mb.zpu_ctrl->poke32(SR_ADDR(X300_FW_SHMEM_BASE, X300_FW_SHMEM_CLAIM_SRC), 0); - - boost::mutex::scoped_lock(pcie_zpu_iface_registry_mutex); - //If the process is killed, the entire registry will disappear so we - //don't need to worry about unclean shutdowns here. - get_pcie_zpu_iface_registry().pop(mb.addr); + { //Critical section + boost::mutex::scoped_lock(pcie_zpu_iface_registry_mutex); + mb.zpu_ctrl->poke32(SR_ADDR(X300_FW_SHMEM_BASE, X300_FW_SHMEM_CLAIM_TIME), 0); + mb.zpu_ctrl->poke32(SR_ADDR(X300_FW_SHMEM_BASE, X300_FW_SHMEM_CLAIM_SRC), 0); + //If the process is killed, the entire registry will disappear so we + //don't need to worry about unclean shutdowns here. + get_pcie_zpu_iface_registry().pop(mb.addr); + } } } catch(...) @@ -1491,10 +1492,11 @@ void x300_impl::set_fp_gpio(gpio_core_200::sptr gpio, const std::string &attr, c void x300_impl::claimer_loop(wb_iface::sptr iface) { - boost::mutex::scoped_lock(claimer_mutex); - - iface->poke32(SR_ADDR(X300_FW_SHMEM_BASE, X300_FW_SHMEM_CLAIM_TIME), time(NULL)); - iface->poke32(SR_ADDR(X300_FW_SHMEM_BASE, X300_FW_SHMEM_CLAIM_SRC), get_process_hash()); + { //Critical section + boost::mutex::scoped_lock(claimer_mutex); + iface->poke32(SR_ADDR(X300_FW_SHMEM_BASE, X300_FW_SHMEM_CLAIM_TIME), time(NULL)); + iface->poke32(SR_ADDR(X300_FW_SHMEM_BASE, X300_FW_SHMEM_CLAIM_SRC), get_process_hash()); + } boost::this_thread::sleep(boost::posix_time::milliseconds(1000)); //1 second } |