EHC_DEV2
status = envctrl_read_chip(unitp, ENVCTRL_PCF8591, EHC_DEV2,
warning_level = envctrl_check_tempr_levels(unitp, EHC_DEV2,
if (chip_num == EHC_DEV2) {
EHC_DEV2, 0, &fanspeed, 1);
EHC_DEV2, 0, buf, 4);
status = envctrl_read_chip(unitp, ENVCTRL_PCF8591, EHC_DEV2,
EHC_DEV2, 0, &fanspeed->val, 1);
status = envctrl_write_chip(unitp, ENVCTRL_PCF8591, EHC_DEV2, 0,
ENVCTRL_PCF8591, EHC_DEV2, 0,