Merge pull request #828 from dl8dtl/fix-tpi-fuse-write
Fix for TPI fuse write (closes #823)
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commit
dc2f5b25a2
10
src/avr.c
10
src/avr.c
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@ -867,6 +867,11 @@ int avr_write(PROGRAMMER * pgm, AVRPART * p, char * memtype, int size,
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if ((p->flags & AVRPART_HAS_TPI) && m->page_size > 1 &&
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if ((p->flags & AVRPART_HAS_TPI) && m->page_size > 1 &&
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pgm->cmd_tpi != NULL) {
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pgm->cmd_tpi != NULL) {
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if (wsize == 1) {
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/* fuse (configuration) memory: only single byte to write */
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return avr_write_byte(pgm, p, m, 0, m->buf[0]) == 0? 1: -1;
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}
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while (avr_tpi_poll_nvmbsy(pgm));
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while (avr_tpi_poll_nvmbsy(pgm));
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/* setup for WORD_WRITE */
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/* setup for WORD_WRITE */
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@ -1074,6 +1079,11 @@ static uint8_t get_fuse_bitmask(AVRMEM * m) {
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return 0xFF;
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return 0xFF;
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}
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}
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if (m->op[AVR_OP_WRITE] == NULL ||
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m->op[AVR_OP_READ] == NULL)
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// no memory operations provided by configuration, compare directly
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return 0xFF;
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// For fuses, only compare bytes that are actually written *and* read.
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// For fuses, only compare bytes that are actually written *and* read.
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for (i = 0; i < 32; i++) {
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for (i = 0; i < 32; i++) {
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if (m->op[AVR_OP_WRITE]->bit[i].type == AVR_CMDBIT_INPUT)
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if (m->op[AVR_OP_WRITE]->bit[i].type == AVR_CMDBIT_INPUT)
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