diff options
Diffstat (limited to 'sys/dev/mmc/mmc.c')
| -rw-r--r-- | sys/dev/mmc/mmc.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/sys/dev/mmc/mmc.c b/sys/dev/mmc/mmc.c index 3d66c62..8b6e1a8 100644 --- a/sys/dev/mmc/mmc.c +++ b/sys/dev/mmc/mmc.c @@ -102,6 +102,7 @@ struct mmc_ivars { uint32_t hs_tran_speed; /* Max speed in high speed mode */ uint32_t erase_sector; /* Card native erase sector size */ char card_id_string[64];/* Formatted CID info (serial, MFG, etc) */ + char card_sn_string[16];/* Formatted serial # for disk->d_ident */ }; #define CMD_RETRIES 3 @@ -887,6 +888,9 @@ mmc_format_card_id_string(struct mmc_ivars *ivar) * mmcsd0: 968MB <SD SD01G 8.0 SN 2686905 Mfg 08/2008 by 3 TN> at mmc0 * 22.5MHz/4bit/128-block * + * Also format just the card serial number, which the mmcsd driver will + * use as the disk->d_ident string. + * * The card_id_string in mmc_ivars is currently allocated as 64 bytes, * and our max formatted length is currently 55 bytes if every field * contains the largest value. @@ -900,8 +904,10 @@ mmc_format_card_id_string(struct mmc_ivars *ivar) snprintf(oidstr, sizeof(oidstr), "%c%c", c1, c2); else snprintf(oidstr, sizeof(oidstr), "0x%04x", ivar->cid.oid); + snprintf(ivar->card_sn_string, sizeof(ivar->card_sn_string), + "%08X", ivar->cid.psn); snprintf(ivar->card_id_string, sizeof(ivar->card_id_string), - "%s%s %s %d.%d SN %u MFG %02d/%04d by %d %s", + "%s%s %s %d.%d SN %08X MFG %02d/%04d by %d %s", ivar->mode == mode_sd ? "SD" : "MMC", ivar->high_cap ? "HC" : "", ivar->cid.pnm, ivar->cid.prv >> 4, ivar->cid.prv & 0x0f, ivar->cid.psn, ivar->cid.mdt_month, ivar->cid.mdt_year, @@ -1698,6 +1704,9 @@ mmc_read_ivar(device_t bus, device_t child, int which, uintptr_t *result) case MMC_IVAR_CARD_ID_STRING: *(char **)result = ivar->card_id_string; break; + case MMC_IVAR_CARD_SN_STRING: + *(char **)result = ivar->card_sn_string; + break; } return (0); } |
