HelenOS sources

TSD_ERTXTH_SHIFT  270 uspace/drv/nic/rtl8139/defs.h 	TSD_ERTXTH_SHIFT = 16,           /**< Early Tx Threshold - bit shift */
TSD_ERTXTH_SHIFT  205 uspace/drv/nic/rtl8169/defs.h 	TSD_ERTXTH_SHIFT = 16, /**< Early Tx Threshold - bit shift */
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