31 struct apic_IO_APIC_RTE_entry entry;  variable
172     entry.vector = PS2_KEYBOARD_INTR_VECTOR; // 设置中断向量号  in ps2_keyboard_init()
173     entry.deliver_mode = IO_APIC_FIXED;      // 投递模式：混合  in ps2_keyboard_init()
174     entry.dest_mode = DEST_PHYSICAL;         // 物理模式投递中断  in ps2_keyboard_init()
175     entry.deliver_status = IDLE;  in ps2_keyboard_init()
176     entry.trigger_mode = EDGE_TRIGGER; // 设置边沿触发  in ps2_keyboard_init()
177     entry.polarity = POLARITY_HIGH;    // 高电平触发  in ps2_keyboard_init()
178     entry.remote_IRR = IRR_RESET;  in ps2_keyboard_init()
179     entry.mask = MASKED;  in ps2_keyboard_init()
180     entry.reserved = 0;  in ps2_keyboard_init()
182     entry.destination.physical.reserved1 = 0;  in ps2_keyboard_init()
183     entry.destination.physical.reserved2 = 0;  in ps2_keyboard_init()
184     entry.destination.physical.phy_dest = 0; // 设置投递到BSP处理器  in ps2_keyboard_init()
203 …irq_register(PS2_KEYBOARD_INTR_VECTOR, &entry, &ps2_keyboard_handler, (ul)&kb_buf, &ps2_keyboard_i…  in ps2_keyboard_init()