我的j3455用920只能识别两块硬盘,这是什么原因? tc@box:~$ lspci -tnnvq -[0000:00]-+-00.0 Intel Corporation Celeron N3350/Pentium N4200/Atom E3900 Series Host Bridge [8086:5af0] +-02.0 Intel Corporation HD Graphics 500 [8086:5a85] +-0e.0 Intel Corporation Celeron N3350/Pentium N4200/Atom E3900 Series Audio Cluster [8086:5a98] +-0f.0 Intel Corporation Celeron N3350/Pentium N4200/Atom E3900 Series Trusted Execution Engine [8086:5a9a] +-12.0 Intel Corporation Celeron N3350/Pentium N4200/Atom E3900 Series SATA AHCI Controller [8086:5ae3] +-13.0-[01]----00.0 Realtek Semiconductor Co., Ltd. RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller [10ec:8168] +-13.1-[02]-- +-13.2-[03]----00.0 ASMedia Technology Inc. ASM1062 Serial ATA Controller [1b21:0612] +-13.3-[04]-- +-15.0 Intel Corporation Celeron N3350/Pentium N4200/Atom E3900 Series USB xHCI [8086:5aa8] +-1f.0 Intel Corporation Celeron N3350/Pentium N4200/Atom E3900 Series Low Pin Count Interface [8086:5ae8] \-1f.1 Intel Corporation Celeron N3350/Pentium N4200/Atom E3900 Series SMBus Controller [8086:5ad4] HBA 00:12.0 Disks 2 HBA 00:13.2 Disks 2 下面是我修改过的dts文件 internal_slot@1 { protocol_type = "sata"; power_pin_gpio = <0x14 0x0>; detect_pin_gpio = <0x23 0x1>; led_type = "lp3943"; ahci { pcie_root = "00:12.0,00.0"; ata_port = <0x00>; }; led_green { led_name = "syno_led0"; }; led_orange { led_name = "syno_led1"; }; }; internal_slot@2 { protocol_type = "sata"; power_pin_gpio = <0x15 0x0>; detect_pin_gpio = <0x24 0x1>; led_type = "lp3943"; ahci { pcie_root = "00:12.0,00.0"; ata_port = <0x01>; }; led_green { led_name = "syno_led2"; }; led_orange { led_name = "syno_led3"; }; }; internal_slot@3 { protocol_type = "sata"; power_pin_gpio = <0x16 0x0>; detect_pin_gpio = <0x25 0x1>; led_type = "lp3943"; ahci { pcie_root = "00:13.2,00.0"; ata_port = <0x02>; }; led_green { led_name = "syno_led4"; }; led_orange { led_name = "syno_led5"; }; }; internal_slot@4 { protocol_type = "sata"; power_pin_gpio = <0x17 0x0>; detect_pin_gpio = <0x26 0x1>; led_type = "lp3943"; ahci { pcie_root = "00:13.2,00.0"; ata_port = <0x03>; }; led_green { led_name = "syno_led6"; }; led_orange { led_name = "syno_led7"; }; };