luke
/
openFPGALoader
mirror of https://github.com/trabucayre/openFPGALoader.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

BMD: Fix wrong calculation in TDI

This commit is contained in:
Uwe Bonnes 2023-06-26 18:47:16 +02:00
parent 9053c05afd
commit b873eb29f3
1 changed files with 3 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
src/bmd.cpp
View File

@ -193,9 +193,9 @@ void Bmd::remote_v0_jtag_tdi_tdo_seq(uint8_t *data_out, bool final_tms, const ui
/* Loop through the data to send/receive and handle it in chunks of up to 32 bits */
for (size_t cycle = 0; cycle < clock_cycles; cycle += 32U) {
/* Calculate how many bits need to be in this chunk, capped at 32 */
const size_t chunk_length = clock_cycles - cycle;
if (clock_cycles > 32U)
clock_cycles = 32U;
size_t chunk_length = clock_cycles - cycle;
if (chunk_length > 32U)
chunk_length = 32U;
/* If the result would complete the transaction, check if TMS needs to be high at the end */
const char packet_type =
cycle + chunk_length == clock_cycles && final_tms ? REMOTE_TDITDO_TMS : REMOTE_TDITDO_NOTMS;