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| author | Thomas Tsou <ttsou@vt.edu> | 2010-08-27 12:22:42 -0700 |
|---|---|---|
| committer | Thomas Tsou <ttsou@vt.edu> | 2010-08-27 12:27:47 -0700 |
| commit | c30cbf651ba5efc734faa96c1b12a99b15b6e41e (patch) | |
| tree | 283f9a917a814d7ea1e427c3b6a1dc1e5c5c5da0 /host/lib/usrp/usrp1 | |
| parent | 1e1e70373943113b5339a7229219e3851af36561 (diff) | |
| download | uhd-c30cbf651ba5efc734faa96c1b12a99b15b6e41e.tar.gz uhd-c30cbf651ba5efc734faa96c1b12a99b15b6e41e.tar.bz2 uhd-c30cbf651ba5efc734faa96c1b12a99b15b6e41e.zip | |
usrp1: Disable i2c error messages unless debug is enabled
Failed i2c operations can be normal under certain situations.
Notably, write failures are used to detect unpopulated
daughterboard slots.
Diffstat (limited to 'host/lib/usrp/usrp1')
| -rw-r--r-- | host/lib/usrp/usrp1/usrp1_iface.cpp | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/host/lib/usrp/usrp1/usrp1_iface.cpp b/host/lib/usrp/usrp1/usrp1_iface.cpp index 9d326d6bd..8756a21c9 100644 --- a/host/lib/usrp/usrp1/usrp1_iface.cpp +++ b/host/lib/usrp/usrp1/usrp1_iface.cpp @@ -122,7 +122,8 @@ public: buff, bytes.size()); - if (ret < 0) + // TODO throw and catch i2c failures during eeprom read + if (iface_debug && (ret < 0)) std::cerr << "USRP: failed i2c write: " << ret << std::endl; } @@ -137,7 +138,8 @@ public: buff, num_bytes); - if ((ret < 0) || (unsigned)ret < (num_bytes)) { + // TODO throw and catch i2c failures during eeprom read + if (iface_debug && ((ret < 0) || (unsigned)ret < (num_bytes))) { std::cerr << "USRP: failed i2c read: " << ret << std::endl; return byte_vector_t(num_bytes, 0xff); } |