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我用的是Acer TM270 笔记本。装linux一切正常。但是装上以后只有笔记本自带的内置音响有声音。在音频输出孔插上音箱以后,就没有声音了(外置音箱也不出声,笔记本内置的音箱也不出声)。
一般来讲,笔记本电脑插上外置音箱后,就把内置音箱自动屏闭掉了。但是怎么外置的音箱会不出声呢?奇怪!
经检查,外置音箱是好的,在WinXp下无此现象。还望各位高手指点~~谢谢了!
下面是lspci -v 列出的详细配置:
0000:00:00.0 Host bridge: Silicon Integrated Systems [SiS] 650/M650 Host (rev 01)
Flags: bus master, medium devsel, latency 64
Memory at e8000000 (32-bit, non-prefetchable) [size=64M]
Capabilities: [c0] AGP version 2.0
0000:00:01.0 PCI bridge: Silicon Integrated Systems [SiS] Virtual PCI-to-PCI bridge (AGP) (prog-if 00 [Normal decode])
Flags: bus master, fast devsel, latency 99
Bus: primary=00, secondary=01, subordinate=01, sec-latency=68
I/O behind bridge: 0000a000-0000afff
Memory behind bridge: ec100000-ec1fffff
Prefetchable memory behind bridge: f0000000-f7ffffff
0000:00:02.0 ISA bridge: Silicon Integrated Systems [SiS] SiS961 [MuTIOL Media IO]
Flags: bus master, medium devsel, latency 0
0000:00:02.1 SMBus: Silicon Integrated Systems [SiS]: Unknown device 0016
Flags: medium devsel
I/O ports at 8080
0000:00:02.2 USB Controller: Silicon Integrated Systems [SiS] USB 1.0 Controller (rev 07) (prog-if 10 [OHCI])
Subsystem: Silicon Integrated Systems [SiS] USB 1.0 Controller
Flags: bus master, medium devsel, latency 64, IRQ 10
Memory at ec000000 (32-bit, non-prefetchable) [size=4K]
0000:00:02.3 USB Controller: Silicon Integrated Systems [SiS] USB 1.0 Controller (rev 07) (prog-if 10 [OHCI])
Subsystem: Silicon Integrated Systems [SiS] USB 1.0 Controller
Flags: bus master, medium devsel, latency 64, IRQ 10
Memory at ec001000 (32-bit, non-prefetchable) [size=4K]
0000:00:02.5 IDE interface: Silicon Integrated Systems [SiS] 5513 [IDE] (rev d0) (prog-if 80 [Master])
Subsystem: Silicon Integrated Systems [SiS] SiS5513 EIDE Controller (A,B step)
Flags: bus master, fast devsel, latency 128
I/O ports at 9480
0000:00:02.6 Modem: Silicon Integrated Systems [SiS] AC'97 Modem Controller (rev a0) (prog-if 00 [Generic])
Subsystem: COMPAL Electronics Inc: Unknown device 0012
Flags: medium devsel, IRQ 5
I/O ports at 8400 [size=256]
I/O ports at 9000 [size=128]
Capabilities: [48] Power Management version 2
0000:00:02.7 Multimedia audio controller: Silicon Integrated Systems [SiS] Sound Controller (rev a0)
Subsystem: Acer Incorporated [ALI]: Unknown device 001a
Flags: bus master, medium devsel, latency 173, IRQ 5
I/O ports at 8800 [size=256]
I/O ports at 9080 [size=128]
Capabilities: [48] Power Management version 2
0000:00:05.0 FireWire (IEEE 1394): VIA Technologies, Inc. IEEE 1394 Host Controller (rev 46) (prog-if 10 [OHCI])
Subsystem: VIA Technologies, Inc. IEEE 1394 Host Controller
Flags: bus master, medium devsel, latency 64, IRQ 5
Memory at ec002000 (32-bit, non-prefetchable) [size=2K]
I/O ports at 9400 [size=128]
Capabilities: [50] Power Management version 2
0000:00:06.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL-8139/8139C/8139C+ (rev 10)
Subsystem: Acer Incorporated [ALI]: Unknown device 001a
Flags: bus master, medium devsel, latency 64, IRQ 10
I/O ports at 8c00 [size=256]
Memory at ec002800 (32-bit, non-prefetchable) [size=256]
Capabilities: [50] Power Management version 2
0000:00:09.0 CardBus bridge: ENE Technology Inc CB1420 Cardbus Controller (rev 01)
Subsystem: Acer Incorporated [ALI]: Unknown device 001a
Flags: bus master, medium devsel, latency 168, IRQ 10
Memory at 0f000000 (32-bit, non-prefetchable) [size=4K]
Bus: primary=00, secondary=02, subordinate=05, sec-latency=176
Memory window 0: 0f400000-0f7ff000 (prefetchable)
Memory window 1: 0f800000-0fbff000
I/O window 0: 00004000-000040ff
I/O window 1: 00004400-000044ff
16-bit legacy interface ports at 0001
0000:00:09.1 CardBus bridge: ENE Technology Inc CB1420 Cardbus Controller (rev 01)
Subsystem: Acer Incorporated [ALI]: Unknown device 001a
Flags: bus master, medium devsel, latency 168, IRQ 10
Memory at 0f001000 (32-bit, non-prefetchable) [size=4K]
Bus: primary=00, secondary=06, subordinate=09, sec-latency=176
Memory window 0: 0fc00000-0ffff000 (prefetchable)
Memory window 1: 10000000-103ff000
I/O window 0: 00004800-000048ff
I/O window 1: 00004c00-00004cff
16-bit legacy interface ports at 0001
0000:01:00.0 VGA compatible controller: Silicon Integrated Systems [SiS] 65x/M650/740 PCI/AGP VGA Display Adapter (prog-if 00 [VGA])
Subsystem: Acer Incorporated [ALI]: Unknown device 001a
Flags: 66MHz, medium devsel, IRQ 10
BIST result: 00
Memory at f0000000 (32-bit, prefetchable) [size=128M]
Memory at ec100000 (32-bit, non-prefetchable) [size=128K]
I/O ports at a000 [size=128]
Capabilities: [40] Power Management version 1
Capabilities: [50] AGP version 2.0 |
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