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authorJosh Blum <josh@joshknows.com>2011-10-18 17:03:11 -0700
committerJosh Blum <josh@joshknows.com>2011-10-18 17:03:11 -0700
commit13899cd8de84119e7cd5e054c4847b7b19dbe3d2 (patch)
tree0e06146fa24e8a937664a2c49830fb8820031cd4 /host/lib/usrp/b100
parent25f0bd512f79f9a04a26c24985c37ca83cfae210 (diff)
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b100/e100: additional constraints for clock rate configuration
Diffstat (limited to 'host/lib/usrp/b100')
-rw-r--r--host/lib/usrp/b100/clock_ctrl.cpp3
1 files changed, 3 insertions, 0 deletions
diff --git a/host/lib/usrp/b100/clock_ctrl.cpp b/host/lib/usrp/b100/clock_ctrl.cpp
index fd398abff..cbe6c40a0 100644
--- a/host/lib/usrp/b100/clock_ctrl.cpp
+++ b/host/lib/usrp/b100/clock_ctrl.cpp
@@ -153,6 +153,9 @@ static clock_settings_type get_clock_settings(double rate){
if (cs.b_counter == 1 and cs.a_counter != 0) continue;
if (cs.b_counter >= (1<<13)) continue;
if (cs.a_counter >= (1<<6)) continue;
+ if (cs.get_vco_rate() > 1800e6 - vco_bound_pad) continue;
+ if (cs.get_vco_rate() < 1400e6 + vco_bound_pad) continue;
+ if (cs.get_out_rate() != rate) continue;
UHD_MSG(status) << "USRP-B100 clock control: " << i << std::endl << cs.to_pp_string() << std::endl;
return cs;