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* anticol working more often nowhenryk2008-03-042-0/+7
| | | | git-svn-id: https://svn.openpcd.org:2342/trunk@440 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
* Pretender does now do anticol. At least in some cases.henryk2008-03-031-47/+48
| | | | git-svn-id: https://svn.openpcd.org:2342/trunk@439 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
* Sending seems to be reliable now.henryk2008-03-034-14/+63
| | | | | | | Once in a while (about 1 in 20) there's an error condition that's not being recovered from, need to investigate git-svn-id: https://svn.openpcd.org:2342/trunk@438 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
* Implement transmissionhenryk2008-03-0310-43/+495
| | | | | | | | Implement a 'pretender' for PoC: Since Rx is not working properly we'll just pretend to have received something based on the approximate length. Clarify length calculations in machester encoder and remove obsolete test code git-svn-id: https://svn.openpcd.org:2342/trunk@437 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
* Forgotten include filehenryk2008-03-021-0/+96
| | | | git-svn-id: https://svn.openpcd.org:2342/trunk@436 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
* Add pwm led code from sniffonly branchhenryk2008-03-014-19/+128
| | | | git-svn-id: https://svn.openpcd.org:2342/trunk@435 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
* New cleaned-up (and then messed up again) SSC codehenryk2008-02-2918-1098/+943
| | | | | | | Better layering separation git-svn-id: https://svn.openpcd.org:2342/trunk@434 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
* Add information about new hardware patchlevelhenryk2008-02-292-3/+19
| | | | git-svn-id: https://svn.openpcd.org:2342/trunk@433 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
* Modifications to USB code to allow blocks of more than 1 byte to be more ↵henryk2008-02-202-7/+34
| | | | | | | | | | efficiently sent. Should affect existing byte base code only marginally. (Note: Not compliant with FreeRTOS' braindead coding style) git-svn-id: https://svn.openpcd.org:2342/trunk@416 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
* Framework to support run-time hardware selection. Future hardware releases ↵henryk2008-02-1111-73/+149
| | | | | | | | | should be changed to be boot-time detectable (e.g. using the yet unused AD inputs) so that one image can be used for all releases git-svn-id: https://svn.openpcd.org:2342/trunk@411 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
* Add command to toggle PLL inhibitionhenryk2008-02-113-1/+13
| | | | git-svn-id: https://svn.openpcd.org:2342/trunk@410 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
* Remove old OpenBeacon remnantshenryk2008-02-091-28/+0
| | | | git-svn-id: https://svn.openpcd.org:2342/trunk@409 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
* Commit a first version of an iso 14443 layer 2 and a passive sniffer. Works ↵henryk2008-02-098-46/+389
| | | | | | for short frames, and sometimes even for long frames. Pending some major cleanup git-svn-id: https://svn.openpcd.org:2342/trunk@408 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
* Factor out time print code and enhance ithenryk2008-02-032-12/+29
| | | | git-svn-id: https://svn.openpcd.org:2342/trunk@404 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
* Change order on these two because otherwise unloading while IRQs are still ↵henryk2008-02-031-1/+1
| | | | | | enabled will lead to an IRQ storm git-svn-id: https://svn.openpcd.org:2342/trunk@403 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
* Commit status quo. Partly or severely broken.henryk2008-02-026-14/+36
| | | | git-svn-id: https://svn.openpcd.org:2342/trunk@402 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
* Use finer grained #ifdef's for the new board's featureshenryk2007-12-214-5/+15
| | | | git-svn-id: https://svn.openpcd.org:2342/trunk@400 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
* Add SSC_DATA_GATE supporthenryk2007-12-204-3/+34
| | | | git-svn-id: https://svn.openpcd.org:2342/trunk@399 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
* New hardware versionhenryk2007-12-195-9/+55
| | | | git-svn-id: https://svn.openpcd.org:2342/trunk@398 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
* Play with transfer sizeshenryk2007-12-193-10/+68
| | | | | | | | Enhance timing by removing debugging code Pending rewrite of SSC RX IRQ code git-svn-id: https://svn.openpcd.org:2342/trunk@397 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
* Optimizing (disabling debugging reduces time spent in decoder from 460us to 60ushenryk2007-12-171-20/+43
| | | | git-svn-id: https://svn.openpcd.org:2342/trunk@396 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
* That comment is not true anymorehenryk2007-12-161-6/+1
| | | | git-svn-id: https://svn.openpcd.org:2342/trunk@395 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
* Get SSC_MODE_14443A workinghenryk2007-12-163-9/+28
| | | | git-svn-id: https://svn.openpcd.org:2342/trunk@394 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
* Record size of SSC RX DMA buffers in transfers, much clearerhenryk2007-12-157-20/+89
| | | | | | | Change miller decoder to take an RX DMA buffer in order to have access to the reception_mode member, much more versatile git-svn-id: https://svn.openpcd.org:2342/trunk@393 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
* Standard state is still idlehenryk2007-12-151-2/+2
| | | | git-svn-id: https://svn.openpcd.org:2342/trunk@392 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
* Further the distinction between SSC and PDC transfersizehenryk2007-12-155-18/+24
| | | | | | | Add convenient access to the last data bit from the miller decoder for type a frames git-svn-id: https://svn.openpcd.org:2342/trunk@391 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
* Prepare generic ISO 14443A reception mode (no short/standard distinction), ↵henryk2007-12-154-25/+51
| | | | | | prerequisite for proper frame handling and anticol, doesn't work yet git-svn-id: https://svn.openpcd.org:2342/trunk@390 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
* Implement unrolled loop, have not yet measured performancehenryk2007-12-151-59/+42
| | | | git-svn-id: https://svn.openpcd.org:2342/trunk@389 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
* Fix consistency checkhenryk2007-12-153-19/+21
| | | | | | | Fix miller decoder for the case of a buffer containing only zeroes git-svn-id: https://svn.openpcd.org:2342/trunk@388 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
* Sanitize and clarify the len handling in rx buffers.henryk2007-12-145-28/+44
| | | | | | | Fix miller decoder git-svn-id: https://svn.openpcd.org:2342/trunk@387 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
* Add complicated mechanism that should have brought clock cycle accurate ↵henryk2007-12-122-3/+38
| | | | | | measurement. Doesn't seem to work properly git-svn-id: https://svn.openpcd.org:2342/trunk@386 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
* Add new miller decoder (not working yet)henryk2007-12-129-35/+187
| | | | | | | Vastly improve timing through CPU cycle counting. Jitter is now like 40ns (the SSC_DATA edge detection fuzziness) in 2 main clusters 4 CPU cycles (83ns) apart, plus an occasional glitch adding 4 CPU cycles in either direction git-svn-id: https://svn.openpcd.org:2342/trunk@385 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
* Some more delayhenryk2007-12-111-3/+5
| | | | git-svn-id: https://svn.openpcd.org:2342/trunk@384 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
* Several modifications to enable spinning until the correct phase is reached ↵henryk2007-12-119-34/+92
| | | | | | | | | in tc_fdt (thereby taking the phase information from tc_fdt, resetting the phase in tc_cdiv) Still too much jitter (some bug in this code?) git-svn-id: https://svn.openpcd.org:2342/trunk@383 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
* Clean up SSC performance metric reportinghenryk2007-12-094-21/+47
| | | | git-svn-id: https://svn.openpcd.org:2342/trunk@382 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
* Prevent late frames by spinning in SSC CP0 IRQ till end of short frame receptionhenryk2007-12-095-9/+43
| | | | | | | | Fix tc_cdiv_set_divider. again. Reverse the polarity! (of the ssc transmit clock) git-svn-id: https://svn.openpcd.org:2342/trunk@381 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
* Make it possible to send long frames for debugginghenryk2007-12-094-36/+82
| | | | git-svn-id: https://svn.openpcd.org:2342/trunk@380 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
* Change parity storage in frame structhenryk2007-12-092-3/+4
| | | | git-svn-id: https://svn.openpcd.org:2342/trunk@379 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
* Count and print late frameshenryk2007-12-094-3/+57
| | | | | | | | Make load modulation level changeable on the fly Better fdt calculation and ajustable fdt offset git-svn-id: https://svn.openpcd.org:2342/trunk@378 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
* inlined miller bit decode functionmeri2007-12-061-1/+1
| | | | git-svn-id: https://svn.openpcd.org:2342/trunk@377 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
* Fix stupid buffer leakage code in standard modehenryk2007-12-062-3/+5
| | | | git-svn-id: https://svn.openpcd.org:2342/trunk@376 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
* Obsolete commenthenryk2007-12-051-2/+0
| | | | git-svn-id: https://svn.openpcd.org:2342/trunk@375 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
* Add a kludge to make repetitive sends working. For some obscure reason the ↵henryk2007-12-052-0/+6
| | | | | | | | | first transfer of subsequent transmissions (32 sample-bits, equalling 2 data-bits) gets lost. It does work if I just give the same TX buffer to the PDC twice (once after starting the TX PDC). git-svn-id: https://svn.openpcd.org:2342/trunk@374 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
* Revamp SSC buffer handling, should severely reduce buffer leakagehenryk2007-12-055-154/+175
| | | | | | | | Switch SSC IRQ handling from edge triggered to level triggered. Somehow I was losing the ENDTX interrupt otherwise Modified ISO14443 code for testing to enable repeated REQA->ATQA cycles. Somehow only the first ATQA is correct, subsequent ATQAs are missing the first two bits. Need to debug git-svn-id: https://svn.openpcd.org:2342/trunk@373 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
* remove old debugging #ifdef'shenryk2007-12-054-26/+10
| | | | git-svn-id: https://svn.openpcd.org:2342/trunk@372 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
* Change tc_cdiv_set_divider. The new code seems to work nearly perfect ↵henryk2007-12-041-2/+5
| | | | | | (jitter is now near 1 sample for the fdt of 1172) git-svn-id: https://svn.openpcd.org:2342/trunk@371 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
* Add (#ifdef'ed out) code to measure critical section timing with an LEDhenryk2007-12-042-1/+9
| | | | git-svn-id: https://svn.openpcd.org:2342/trunk@370 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
* Graphical explanation of what should/could happen when TC0 RC is re-set to a ↵henryk2007-12-032-0/+0
| | | | | | lower value than the current TC0 CV. (Also shows the TIOA0 and TIOB0 behaviour) git-svn-id: https://svn.openpcd.org:2342/trunk@369 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
* Disbale tracing again. Maybe that's giving less delay?henryk2007-12-031-1/+1
| | | | git-svn-id: https://svn.openpcd.org:2342/trunk@368 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
* ATQA needs to be transmitted with parityhenryk2007-12-031-1/+1
| | | | git-svn-id: https://svn.openpcd.org:2342/trunk@367 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
personal git repositories of Harald Welte. Your mileage may vary