kopia lustrzana https://github.com/stlink-org/stlink
[update] disable flash write operation checking
rodzic
85f4519307
commit
2953d3a6e8
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@ -1132,10 +1132,15 @@ int stlink_fwrite_flash(stlink_t *sl, const char* path, stm32_addr_t addr) {
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/* use fast word write. todo: half page. */
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uint32_t val;
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#if 0 /* todo: check write operation */
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uint32_t nwrites = sl->flash_pgsz;
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redo_write:
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#endif /* todo: check write operation */
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/* disable pecr protection */
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write_uint32(sl->q_buf, 0x89abcdef);
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stlink_write_mem32(sl, STM32L_FLASH_PEKEYR, sizeof(uint32_t));
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@ -1179,6 +1184,8 @@ int stlink_fwrite_flash(stlink_t *sl, const char* path, stm32_addr_t addr) {
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if ((read_uint32(sl->q_buf, 0) & (1 << 0)) == 0) break ;
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}
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#if 0 /* todo: check write operation */
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/* check written bytes. todo: should be on a per page basis. */
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stlink_read_mem32(sl, addr + off, sizeof(uint32_t));
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if (memcmp(sl->q_buf, mf.base + off, sizeof(uint32_t)))
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@ -1193,14 +1200,15 @@ int stlink_fwrite_flash(stlink_t *sl, const char* path, stm32_addr_t addr) {
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goto on_error;
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}
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fprintf(stderr, "invalid write @%x(%x). retrying.\n", page, addr + off);
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nwrites = 0;
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/* assume addr aligned */
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if (off % sl->flash_pgsz) off &= ~(sl->flash_pgsz - 1);
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page = addr + off;
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fprintf(stderr, "invalid write @%x(%x): %x != %x. retrying.\n",
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page, addr + off, read_uint32(mf.base + off, 0), read_uint32(sl->q_buf, 0));
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/* reset lock bits */
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stlink_read_mem32(sl, STM32L_FLASH_PECR, sizeof(uint32_t));
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val = read_uint32(sl->q_buf, 0) | (1 << 0) | (1 << 1) | (1 << 2);
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@ -1214,6 +1222,9 @@ int stlink_fwrite_flash(stlink_t *sl, const char* path, stm32_addr_t addr) {
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/* increment successive writes counter */
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++nwrites;
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#endif /* todo: check write operation */
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}
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/* reset lock bits */
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