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

gatemate: use more suitable change to RUN_TEST_IDLE state

This commit is contained in:
Patrick Urban 2023-12-27 13:38:13 +01:00
parent 1dfdec6ce1
commit 001f20c884
1 changed files with 8 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
src/colognechip.cpp
View File

@ -284,7 +284,9 @@ void CologneChip::programJTAG_sram(const uint8_t *data, int length)
int bits_before = _jtag->get_devices_list().size() - _jtag->get_device_index() - 1;
if (bits_before > 0) {
int n = 8 - (bits_before % 8);
_jtag->toggleClk(n);
uint8_t tx[n];
memset(tx, 0x00, n);
_jtag->shiftDR(tx, NULL, n, Jtag::SHIFT_DR);
}
/* the bypass register defaults to '0'.
@ -299,19 +301,21 @@ void CologneChip::programJTAG_sram(const uint8_t *data, int length)
_jtag->shiftDR(tx, NULL, 8-bits_after, Jtag::SHIFT_DR);
}
Jtag::tapState_t next_state = Jtag::SHIFT_DR;
for (int i = 0; i < length; i += size) {
if (length < i + size)
if (length < i + size) {
size = length-i;
next_state = Jtag::RUN_TEST_IDLE;
}
for (int ii = 0; ii < size; ii++)
tmp[ii] = data[i+ii];
_jtag->shiftDR(tmp, NULL, size*8, Jtag::SHIFT_DR);
_jtag->shiftDR(tmp, NULL, size*8, next_state);
progress.display(i);
}
progress.done();
_jtag->set_state(Jtag::RUN_TEST_IDLE);
if (_ftdi_jtag) {
waitCfgDone();