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FTL诊断：checkpoint扫描增加逐块ECC状态统计（区分编程质量与搜索逻辑）

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Wanderingss
2026-09-20 04:33:01 +08:00
parent 022e14398e
commit 7702c4d98d
1 changed files with 25 additions and 0 deletions
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Drivers/BSP/GD5F2GQ5UE/nand_ftl.c
+25
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@@ -493,6 +493,9 @@ static void ftl_scan_checks_raw(void)
uint32_t run_start = 0;
uint32_t run_prev = 0;
uint32_t run_len = 0;
uint32_t run_ecc_fail = 0;
uint32_t run_ecc_first = 0;
uint32_t run_ecc_last = 0;
uint8_t run_epoch = 0;
uint8_t run_open = 0;
@@ -506,18 +509,34 @@ static void ftl_scan_checks_raw(void)
gd5f_read_from_cache(0, buf, sizeof(buf));
if (buf[0] == 'D' && buf[1] == 'h' && buf[2] == 'a') {
const uint8_t ep = buf[3];
int ecc = 0;
total++;
ecc = gd5f_check_ecc();
if (ecc != GD5F_OK) {
run_ecc_fail++;
if (!run_ecc_fail) {
run_ecc_first = i;
}
run_ecc_last = i;
}
if (!run_open || (i != run_prev + 1) || (ep != run_epoch)) {
if (run_open) {
DBG_INFO("check run: blk %lu..%lu epoch=%u (%lu blocks)",
(unsigned long)run_start, (unsigned long)run_prev,
(unsigned int)run_epoch, (unsigned long)run_len);
if (run_ecc_fail) {
DBG_INFO(" run ecc-fail: %lu blocks (blk %lu..%lu)",
(unsigned long)run_ecc_fail,
(unsigned long)run_ecc_first,
(unsigned long)run_ecc_last);
}
ftl_dump_checkheader(run_start);
}
run_start = i;
run_epoch = ep;
run_len = 0;
run_ecc_fail = 0;
run_open = 1;
}
run_prev = i;
@@ -528,6 +547,12 @@ static void ftl_scan_checks_raw(void)
DBG_INFO("check run: blk %lu..%lu epoch=%u (%lu blocks)",
(unsigned long)run_start, (unsigned long)run_prev,
(unsigned int)run_epoch, (unsigned long)run_len);
if (run_ecc_fail) {
DBG_INFO(" run ecc-fail: %lu blocks (blk %lu..%lu)",
(unsigned long)run_ecc_fail,
(unsigned long)run_ecc_first,
(unsigned long)run_ecc_last);
}
ftl_dump_checkheader(run_start);
}
DBG_INFO("check scan done: %lu checkpoint blocks", (unsigned long)total);