CMD_REG_BUSY
&& (status & CMD_REG_BUSY) == 0)
if ((status & CMD_REG_BUSY) == 0) {
&& (status & CMD_REG_BUSY) == 0) {
CMD_REG_BUSY|DIAG_FAIL|DIAG_ACTIVE)) != 0
|| (status & (DIAG_ACTIVE|CMD_REG_BUSY|