请教如何让系统认识硬件阿？都是Unknown device.

dash

00:00.0 Host bridge: Intel Corp.: Unknown device 2590 (rev 04)
00:02.0 VGA compatible controller: Intel Corp.: Unknown device 2592 (rev 04)
00:02.1 Display controller: Intel Corp.: Unknown device 2792 (rev 04)
00:1c.0 PCI bridge: Intel Corp. I/O Controller Hub PCI Express Port 0 (rev 04)
00:1c.1 PCI bridge: Intel Corp. I/O Controller Hub PCI Express Port 1 (rev 04)
00:1d.0 USB Controller: Intel Corp. I/O Controller Hub USB (rev 04)
00:1d.1 USB Controller: Intel Corp. I/O Controller Hub USB (rev 04)
00:1d.2 USB Controller: Intel Corp. I/O Controller Hub USB (rev 04)
00:1d.3 USB Controller: Intel Corp. I/O Controller Hub USB (rev 04)
00:1d.7 USB Controller: Intel Corp. I/O Controller Hub USB2 (rev 04)
00:1e.0 PCI bridge: Intel Corp. 82801BAM/CAM PCI Bridge (rev d4)
00:1e.2 Multimedia audio controller: Intel Corp. I/O Controller Hub Audio (rev 04)
00:1e.3 Modem: Intel Corp. I/O Controller Hub Modem (rev 04)
00:1f.0 ISA bridge: Intel Corp.: Unknown device 2641 (rev 04)
00:1f.1 IDE interface: Intel Corp. I/O Controller Hub PATA (rev 04)
00:1f.3 SMBus: Intel Corp. I/O Controller Hub SMBus (rev 04)
05:01.0 Ethernet controller: Broadcom Corporation: Unknown device 170c (rev 02)
05:02.0 Network controller: Broadcom Corporation: Unknown device 4318 (rev 02)
05:04.0 CardBus bridge: Texas Instruments PCI1410 PC card Cardbus Controller (rev 02)

比如网卡是bcm400,驱动我已经装了，能正常上网，但是为什么lspci命令出来还是不认识。
还有我的是笔记本acer3609，我都不知道声卡芯片组是什么，刚装了alsa(intel8x0),但是不发声。
主板是intel 910的。
各位大侠指点迷津啊