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openFPGALoader
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lattice: don't use read_write

This commit is contained in:
Gwenhael Goavec-Merou 2021-05-18 08:27:34 +02:00
parent c36d29e5e3
commit fc08249630
1 changed files with 3 additions and 4 deletions
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7
src/lattice.cpp
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@ -1065,11 +1065,10 @@ int Lattice::spi_wait(uint8_t cmd, uint8_t mask, uint8_t cond,
* so manually move to state machine to stay is this
* state as long as needed
*/
_jtag->set_state(Jtag::SHIFT_DR);
_jtag->read_write(&tx, NULL, 8, 0);
_jtag->shiftDR(&tx, NULL, 8, Jtag::SHIFT_DR);
do {
_jtag->read_write(dummy, &rx, 8, 0);
_jtag->shiftDR(dummy, &rx, 8, Jtag::SHIFT_DR);
tmp = (LatticeBitParser::reverseByte(rx));
count ++;
if (count == timeout){
@ -1081,7 +1080,7 @@ int Lattice::spi_wait(uint8_t cmd, uint8_t mask, uint8_t cond,
printf("%x %x %x %u\n", tmp, mask, cond, count);
}
} while ((tmp & mask) != cond);
_jtag->set_state(Jtag::RUN_TEST_IDLE);
_jtag->shiftDR(dummy, &rx, 8, Jtag::RUN_TEST_IDLE);
if (count == timeout) {
printf("%x\n", tmp);
std::cout << "wait: Error" << std::endl;