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openFPGALoader
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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
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12
src/colognechip.cpp
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@ -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; int bits_before = _jtag->get_devices_list().size() - _jtag->get_device_index() - 1;
if (bits_before > 0) { if (bits_before > 0) {
int n = 8 - (bits_before % 8); 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'. /* 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->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) { for (int i = 0; i < length; i += size) {
if (length < i + size) if (length < i + size) {
size = length-i; size = length-i;
next_state = Jtag::RUN_TEST_IDLE;
}
for (int ii = 0; ii < size; ii++) for (int ii = 0; ii < size; ii++)
tmp[ii] = data[i+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.display(i);
} }
progress.done(); progress.done();
_jtag->set_state(Jtag::RUN_TEST_IDLE);
if (_ftdi_jtag) { if (_ftdi_jtag) {
waitCfgDone(); waitCfgDone();