[alsa-devel] HDA codec graphing
Alexander E. Patrakov
patrakov at gmail.com
Fri Jan 18 17:47:00 CET 2008
Claudio Matsuoka wrote:
> After a lot of time published only as a git repository, I created a
> page and tarball for Eduardo Habkost's codecgraph tool to graph the
> layout of HDA codecs. It may be useful for those tweaking or
> troubleshooting existing drivers. The page has also examples of
> different codec layouts rendered in SVG. See details at
> http://helllabs.org/codecgraph/.
Please find attached a codec file for SigmaTel STAC9227, for addition to the
samples on your web page.
home:~# lspci -n -vv -d 8086:284b
00:1b.0 0403: 8086:284b (rev 02)
Subsystem: 8086:2114
Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping-
SERR- FastB2B-
Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort-
<MAbort- >SERR- <PERR-
Latency: 0, Cache Line Size: 64 bytes
Interrupt: pin A routed to IRQ 23
Region 0: Memory at 90420000 (64-bit, non-prefetchable) [size=16K]
Capabilities: [50] Power Management version 2
Flags: PMEClk- DSI- D1- D2- AuxCurrent=55mA PME(D0+,D1-,D2-,D3hot+,D3cold+)
Status: D0 PME-Enable- DSel=0 DScale=0 PME-
Capabilities: [60] Message Signalled Interrupts: Mask- 64bit+ Queue=0/0 Enable-
Address: 0000000000000000 Data: 0000
Capabilities: [70] Express Unknown type IRQ 0
Device: Supported: MaxPayload 128 bytes, PhantFunc 0, ExtTag-
Device: Latency L0s <64ns, L1 <1us
Device: Errors: Correctable- Non-Fatal- Fatal- Unsupported-
Device: RlxdOrd- ExtTag- PhantFunc- AuxPwr- NoSnoop+
Device: MaxPayload 128 bytes, MaxReadReq 128 bytes
Link: Supported Speed unknown, Width x0, ASPM unknown, Port 0
Link: Latency L0s <64ns, L1 <1us
Link: ASPM Disabled CommClk- ExtSynch-
Link: Speed unknown, Width x0
--
Alexander E. Patrakov
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