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authorNick Foster <nick@ettus.com>2012-01-12 10:58:42 -0800
committerJosh Blum <josh@joshknows.com>2012-02-01 10:04:43 -0800
commit81b4689cf5a16b71c85b4a0f94746d61091fa29f (patch)
treef52063e198a4335e8e77aed58797f36a37ad4350
parentd27125b9ab86e0d44db1317707aff7e9f9f8f32f (diff)
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B100 host code changes to remove TX padding, remove RX padding, increase max allowed rate.
-rw-r--r--host/lib/transport/usb_zero_copy_wrapper.cpp4
-rw-r--r--host/lib/usrp/b100/b100_impl.hpp2
2 files changed, 3 insertions, 3 deletions
diff --git a/host/lib/transport/usb_zero_copy_wrapper.cpp b/host/lib/transport/usb_zero_copy_wrapper.cpp
index 227c4b392..74f07f956 100644
--- a/host/lib/transport/usb_zero_copy_wrapper.cpp
+++ b/host/lib/transport/usb_zero_copy_wrapper.cpp
@@ -72,7 +72,7 @@ public:
void commit(size_t len){
if (_msb.get() == NULL) return;
- _msb->commit(next_boundary(len, _boundary));
+ _msb->commit(len);
_queue.push_with_haste(this);
_msb.reset();
}
@@ -133,7 +133,7 @@ public:
managed_recv_buffer::sptr recv_buff; //the buffer to be returned to the user
recv_buff = wmrb->get_new(_last_recv_buff, mem, len);
- _last_recv_offset = next_boundary(_last_recv_offset + len, _usb_frame_boundary);
+ _last_recv_offset = next_boundary(_last_recv_offset + len, 4);
//check if this receive buffer has been exhausted
if (_last_recv_offset >= _last_recv_buff->size()) {
diff --git a/host/lib/usrp/b100/b100_impl.hpp b/host/lib/usrp/b100/b100_impl.hpp
index 5e7794fe8..ec86e41a2 100644
--- a/host/lib/usrp/b100/b100_impl.hpp
+++ b/host/lib/usrp/b100/b100_impl.hpp
@@ -44,7 +44,7 @@
#include <uhd/transport/usb_zero_copy.hpp>
#include <boost/weak_ptr.hpp>
-static const double B100_LINK_RATE_BPS = 256e6/8; //pratical link rate (< 480 Mbps)
+static const double B100_LINK_RATE_BPS = 256e6/5; //pratical link rate (< 480 Mbps)
static const std::string B100_FW_FILE_NAME = "usrp_b100_fw.ihx";
static const std::string B100_FPGA_FILE_NAME = "usrp_b100_fpga.bin";
static const boost::uint16_t B100_FW_COMPAT_NUM = 0x02;