[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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