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FTL诊断：checkpoint扫描增加BBT坏块标记查询+ECC检查顺序对齐dhara读取路径

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Wanderingss
2026-09-20 04:36:38 +08:00
parent 7702c4d98d
commit 573bf6264a
1 changed files with 26 additions and 2 deletions
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Drivers/BSP/GD5F2GQ5UE/nand_ftl.c
+26 -2
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@@ -496,6 +496,9 @@ static void ftl_scan_checks_raw(void)
uint32_t run_ecc_fail = 0;
uint32_t run_ecc_first = 0;
uint32_t run_ecc_last = 0;
uint32_t run_bbt_bad = 0;
uint32_t run_bbt_first = 0;
uint32_t run_bbt_last = 0;
uint8_t run_epoch = 0;
uint8_t run_open = 0;
@@ -506,13 +509,14 @@ static void ftl_scan_checks_raw(void)
if (gd5f_page_read(pg) != GD5F_OK) {
continue;
}
/* ECC 状态在 0Bh 之前检查（与 dhara_nand_read 的读取顺序一致，
* 排除 read-from-cache 对状态的干扰） */
int ecc = gd5f_check_ecc();
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) {
@@ -520,6 +524,13 @@ static void ftl_scan_checks_raw(void)
}
run_ecc_last = i;
}
if (gd5f2gq5ue_is_block_bad(ftl_phy_block(i))) {
run_bbt_bad++;
if (!run_bbt_bad) {
run_bbt_first = i;
}
run_bbt_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)",
@@ -531,12 +542,19 @@ static void ftl_scan_checks_raw(void)
(unsigned long)run_ecc_first,
(unsigned long)run_ecc_last);
}
if (run_bbt_bad) {
DBG_INFO(" run bbt-bad: %lu blocks (blk %lu..%lu)",
(unsigned long)run_bbt_bad,
(unsigned long)run_bbt_first,
(unsigned long)run_bbt_last);
}
ftl_dump_checkheader(run_start);
}
run_start = i;
run_epoch = ep;
run_len = 0;
run_ecc_fail = 0;
run_bbt_bad = 0;
run_open = 1;
}
run_prev = i;
@@ -553,6 +571,12 @@ static void ftl_scan_checks_raw(void)
(unsigned long)run_ecc_first,
(unsigned long)run_ecc_last);
}
if (run_bbt_bad) {
DBG_INFO(" run bbt-bad: %lu blocks (blk %lu..%lu)",
(unsigned long)run_bbt_bad,
(unsigned long)run_bbt_first,
(unsigned long)run_bbt_last);
}
ftl_dump_checkheader(run_start);
}
DBG_INFO("check scan done: %lu checkpoint blocks", (unsigned long)total);