pedro@monday:~$ lspci -nn
00:00.0 Host bridge [0600]: Intel Corporation 82G33/G31/P35/P31 Express DRAM Controller [8086:29c0] (rev 02)
00:01.0 PCI bridge [0604]: Intel Corporation 82G33/G31/P35/P31 Express PCI Express Root Port [8086:29c1] (rev 02)
00:1a.0 USB Controller [0c03]: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #4 [8086:2937] (rev 02)
00:1a.1 USB Controller [0c03]: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #5 [8086:2938] (rev 02)
00:1a.2 USB Controller [0c03]: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #6 [8086:2939] (rev 02)
00:1a.7 USB Controller [0c03]: Intel Corporation 82801I (ICH9 Family) USB2 EHCI Controller #2 [8086:293c] (rev 02)
00:1b.0 Audio device [0403]: Intel Corporation 82801I (ICH9 Family) HD Audio Controller [8086:293e] (rev 02)
00:1c.0 PCI bridge [0604]: Intel Corporation 82801I (ICH9 Family) PCI Express Port 1 [8086:2940] (rev 02)
00:1c.4 PCI bridge [0604]: Intel Corporation 82801I (ICH9 Family) PCI Express Port 5 [8086:2948] (rev 02)
00:1c.5 PCI bridge [0604]: Intel Corporation 82801I (ICH9 Family) PCI Express Port 6 [8086:294a] (rev 02)
00:1d.0 USB Controller [0c03]: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #1 [8086:2934] (rev 02)
00:1d.1 USB Controller [0c03]: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #2 [8086:2935] (rev 02)
00:1d.2 USB Controller [0c03]: Intel Corporation 82801I (ICH9 Family) USB UHCI Controller #3 [8086:2936] (rev 02)
00:1d.7 USB Controller [0c03]: Intel Corporation 82801I (ICH9 Family) USB2 EHCI Controller #1 [8086:293a] (rev 02)
00:1e.0 PCI bridge [0604]: Intel Corporation 82801 PCI Bridge [8086:244e] (rev 92)
00:1f.0 ISA bridge [0601]: Intel Corporation 82801IR (ICH9R) LPC Interface Controller [8086:2916] (rev 02)
00:1f.2 IDE interface [0101]: Intel Corporation 82801IR/IO/IH (ICH9R/DO/DH) 4 port SATA IDE Controller [8086:2920] (rev 02)
00:1f.3 SMBus [0c05]: Intel Corporation 82801I (ICH9 Family) SMBus Controller [8086:2930] (rev 02)
00:1f.5 IDE interface [0101]: Intel Corporation 82801I (ICH9 Family) 2 port SATA IDE Controller [8086:2926] (rev 02)
01:00.0 VGA compatible controller [0300]: nVidia Corporation G80 [GeForce 8800 GTS] [10de:0193] (rev a2)
02:00.0 Ethernet controller [0200]: Marvell Technology Group Ltd. 88E8056 PCI-E Gigabit Ethernet Controller [11ab:4364] (rev 12)
03:00.0 SATA controller [0106]: JMicron Technologies, Inc. JMicron 20360/20363 AHCI Controller [197b:2363] (rev 03)
03:00.1 IDE interface [0101]: JMicron Technologies, Inc. JMicron 20360/20363 AHCI Controller [197b:2363] (rev 03)
05:03.0 FireWire (IEEE 1394) [0c00]: Agere Systems FW323 [11c1:5811] (rev 70)
05:04.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. RTL-8110SC/8169SC Gigabit Ethernet [10ec:8167] (rev 10)
e
pedro@monday:~$ lsusb
Bus 008 Device 001: ID 0000:0000
Bus 004 Device 002: ID 0bda:8187 Realtek Semiconductor Corp.
Bus 004 Device 001: ID 0000:0000
Bus 007 Device 003: ID 045e:0053 Microsoft Corp.
Bus 007 Device 001: ID 0000:0000
Bus 006 Device 001: ID 0000:0000
Bus 005 Device 001: ID 0000:0000
Bus 003 Device 003: ID 051d:0002 American Power Conversion Uninterruptible Power Supply
Bus 003 Device 001: ID 0000:0000
Bus 001 Device 001: ID 0000:0000
Bus 002 Device 001: ID 0000:0000
Creio que o driver já detecta a placa wifi onboard de minha placa mãe. Quando vou nas propriedades da "Conexão Sem Fio" da opção "Administração / Rede" percebo que o sinal é detectado (bem mais fraco do que deveria), mas mesmo configurando a senha de segurança e tudo mais, ainda assim ele não consegue se conectar a rede.