pruss_intc_read_reg
val = pruss_intc_read_reg(intc, PRU_INTC_CMR(idx));
idx, pruss_intc_read_reg(intc, PRU_INTC_CMR(idx)));
val = pruss_intc_read_reg(intc, PRU_INTC_HMR(idx));
pruss_intc_read_reg(intc, PRU_INTC_HMR(idx)));
srsr = pruss_intc_read_reg(intc, reg);
hipir = pruss_intc_read_reg(intc, PRU_INTC_HIPIR(host_irq));