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Add Intel eSPI protocol decode #407

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azonenberg opened this issue Apr 11, 2021 · 1 comment
Closed

Add Intel eSPI protocol decode #407

azonenberg opened this issue Apr 11, 2021 · 1 comment
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@azonenberg
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Seems modern stuff is moving away from LPC to a quad SPI like protocol.
@azonenberg azonenberg added the filter Filter graph blocks label Apr 11, 2021
azonenberg added a commit that referenced this issue Apr 15, 2021
@azonenberg
Initial work on Intel eSPI decoder. Can detect x1 or x4 mode, identif…
77ed28d 
…y opcodes, and pick out some addresses. Full packet parsing nowhere near done. See #407.
azonenberg added a commit that referenced this issue Apr 16, 2021
@azonenberg
Continued work on eSPI decode. Now works on raw signals instead of ba…
552411f 
…se SPI bus because eSPI needs weird 2-SCK cycle bus turnaround instead of something sane. See #407.
azonenberg added a commit that referenced this issue Apr 16, 2021
@azonenberg
eSPI: correctly detect x1 vs x4 mode via heuristics. See #407.
8f60651
azonenberg added a commit that referenced this issue Apr 17, 2021
@azonenberg
eSPI: can now decode general and CH1 capabilities registers. See #407.
5c5f723
azonenberg added a commit that referenced this issue Apr 17, 2021
@azonenberg
eSPI decode: implemented virtual wire packet format. See #407.
bad5a42
azonenberg added a commit that referenced this issue Apr 17, 2021
@azonenberg
eSPI: Added decode for channel 2 capabilities register. See #407.
0a5b905
azonenberg added a commit that referenced this issue Apr 17, 2021
@azonenberg
eSPI: sample quad data in response on falling clock edge for better s…
5293d7d 
…etup margin. See #407.
azonenberg added a commit that referenced this issue Apr 18, 2021
@azonenberg
eSPI: implemented decode of flash non-posted read/erase transactions.…
141ad88 
… See #407.
azonenberg added a commit that referenced this issue Apr 18, 2021
@azonenberg
eSPI: Implemented merging of "Get Status" and "Get Flash Non-Posted" …
0a0d03b 
…requests. See #407.
azonenberg added a commit that referenced this issue Apr 18, 2021
@azonenberg
eSPI: Added support for flash channel completion packets. See #407.
94ad19c
azonenberg added a commit that referenced this issue Apr 19, 2021
@azonenberg
eSPI: Implemented parsing of Get OOB message type. See #407.
ae4f58b
azonenberg added a commit that referenced this issue Apr 19, 2021
@azonenberg
Implemented merging of SMBus transactions. See #407.
db6cb52
azonenberg added a commit that referenced this issue Apr 19, 2021
@azonenberg
Implemented merging of get-status with get-virtual-wire packets. See #…
e5480c3 
…407.
azonenberg added a commit that referenced this issue Apr 19, 2021
@azonenberg
eSPI: Added PC_AVAIL and NP_AVAIL bits to status column. See #407.
c0c6f55
azonenberg added a commit that referenced this issue Apr 19, 2021
@azonenberg
eSPI: Implemented wait states in response. Added parsing of Put I/O W…
b6e7607 
…rite Short command. See #407.
azonenberg added a commit that referenced this issue Apr 19, 2021
@azonenberg
eSPI: Added parsing of split completions. Can now merge I/O write com…
781cfca 
…pletions with the original request. See #407.
azonenberg added a commit that referenced this issue Apr 20, 2021
@azonenberg
eSPI: Added I/O read merging support. See #407.
3c458c0
@azonenberg
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I think this is everything? Decodes my current test waveforms fully.

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@azonenberg