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xvc client: handle failed ll_write() 

Avoids "Send instruction failed" in a tight loop...
This commit is contained in:
Michael Davidsaver 2024-02-11 14:14:08 -08:00
parent 4c737b2b96
commit daa1e38799
1 changed files with 6 additions and 3 deletions
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9
src/xvc_client.cpp
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@ -99,7 +99,8 @@ int XVC_client::writeTMS(const uint8_t *tms, uint32_t len, bool flush_buffer,
// buffer full -> write // buffer full -> write
if (_num_bits == _buffer_size * 8) { if (_num_bits == _buffer_size * 8) {
// write // write
ll_write(NULL); if(!ll_write(NULL))
throw std::runtime_error("xvc ll_write fails");
_num_bits = 0; _num_bits = 0;
} }
@ -147,7 +148,8 @@ int XVC_client::writeTDI(const uint8_t *tx, uint8_t *rx, uint32_t len, bool end)
uint16_t idx = _num_bits - 1; uint16_t idx = _num_bits - 1;
_tms[(idx >> 3)] |= (1 << (idx & 0x07)); _tms[(idx >> 3)] |= (1 << (idx & 0x07));
} }
ll_write((rx) ? rx_ptr : NULL); // write if(!ll_write((rx) ? rx_ptr : NULL)) // write
throw std::runtime_error("xvc ll_write fails");
tx_ptr += tt; tx_ptr += tt;
if (rx) if (rx)
@ -184,7 +186,8 @@ int XVC_client::toggleClk(uint8_t tms, uint8_t tdi, uint32_t clk_len)
if (len < _num_bits) if (len < _num_bits)
_num_bits = len; _num_bits = len;
len -= _num_bits; len -= _num_bits;
ll_write(NULL); if(!ll_write(NULL))
throw std::runtime_error("xvc ll_write fails");
} while (len > 0); } while (len > 0);
return clk_len; return clk_len;