isys_irqc_reg_load
state->edge = isys_irqc_reg_load(isys_irqc_id, ISYS_IRQ_EDGE_REG_IDX);
state->mask = isys_irqc_reg_load(isys_irqc_id, ISYS_IRQ_MASK_REG_IDX);
state->status = isys_irqc_reg_load(isys_irqc_id, ISYS_IRQ_STATUS_REG_IDX);
state->enable = isys_irqc_reg_load(isys_irqc_id, ISYS_IRQ_ENABLE_REG_IDX);
state->level_no = isys_irqc_reg_load(isys_irqc_id, ISYS_IRQ_LEVEL_NO_REG_IDX);
hrt_data isys_irqc_reg_load(const isys_irq_ID_t isys_irqc_id,