From 7824f130bd1296c78f5b0311d1c253f0476c6cab Mon Sep 17 00:00:00 2001 From: Philip Balister Date: Tue, 9 Nov 2010 18:13:25 -0800 Subject: usrp_e : Unload the module before loading the FPGA. Reload after the fpga is loaded. --- host/lib/usrp/usrp_e/fpga-downloader.cc | 6 ++++++ host/lib/usrp/usrp_e/usrp_e_impl.cpp | 6 ++++-- 2 files changed, 10 insertions(+), 2 deletions(-) diff --git a/host/lib/usrp/usrp_e/fpga-downloader.cc b/host/lib/usrp/usrp_e/fpga-downloader.cc index b0d56e856..5fd2c8dd0 100644 --- a/host/lib/usrp/usrp_e/fpga-downloader.cc +++ b/host/lib/usrp/usrp_e/fpga-downloader.cc @@ -259,9 +259,15 @@ void usrp_e_load_fpga(const std::string &bin_file){ std::cout << "Loading FPGA image: " << bin_file << "... " << std::flush; + system("/sbin/rmmod usrp_e"); + prepare_fpga_for_configuration(gpio_prog_b, gpio_init_b); std::cout << "done = " << gpio_done.get_value() << std::endl; send_file_to_fpga(bin_file, gpio_init_b, gpio_done); + + system("/sbin/modprobe usrp_e"); + } + diff --git a/host/lib/usrp/usrp_e/usrp_e_impl.cpp b/host/lib/usrp/usrp_e/usrp_e_impl.cpp index cd39dbb07..70cc399fb 100644 --- a/host/lib/usrp/usrp_e/usrp_e_impl.cpp +++ b/host/lib/usrp/usrp_e/usrp_e_impl.cpp @@ -111,8 +111,10 @@ static device::sptr usrp_e_make(const device_addr_t &device_addr){ //if not loaded: load the fpga image and write the hash-file if (fpga_compat_num != USRP_E_COMPAT_NUM or loaded_hash != fpga_hash){ -// usrp_e_load_fpga(usrp_e_fpga_image); -std::cout << "Here is where I load the fpga" << std::endl; + iface.reset(); + usrp_e_load_fpga(usrp_e_fpga_image); + std::cout << boost::format("re-Opening USRP-E on %s") % node << std::endl; + iface = usrp_e_iface::make(node); try{std::ofstream(hash_file_path) << fpga_hash;}catch(...){} } -- cgit v1.2.3