Change the help message to be more helpful. Print argument format. Fix MAX_NUM_PORTS to comply with v1 NXID format.

Signed-off-by: York Sun yorksun@freescale.com --- board/freescale/common/sys_eeprom.c | 2 +- common/cmd_mac.c | 29 +++++++++++++++++------------ 2 files changed, 18 insertions(+), 13 deletions(-)

diff --git a/board/freescale/common/sys_eeprom.c b/board/freescale/common/sys_eeprom.c index d2ed036..ebcdfd8 100644 --- a/board/freescale/common/sys_eeprom.c +++ b/board/freescale/common/sys_eeprom.c @@ -34,7 +34,7 @@ #endif

#ifdef CONFIG_SYS_I2C_EEPROM_NXID -#define MAX_NUM_PORTS 23 +#define MAX_NUM_PORTS 31 #define NXID_VERSION 1 #endif

diff --git a/common/cmd_mac.c b/common/cmd_mac.c index 1884c2a..bd9cc19 100644 --- a/common/cmd_mac.c +++ b/common/cmd_mac.c @@ -29,21 +29,26 @@ extern int do_mac(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]); U_BOOT_CMD( mac, 3, 1, do_mac, "display and program the system ID and MAC addresses in EEPROM", - "[read|save|id|num|errata|date|ports|0|1|2|3|4|5|6|7]\n" + "without argument\n" + " - show content of system ID and MAC addresses\n" "read\n" - " - show content of EEPROM\n" + " - read EEPROM without showing\n" "mac save\n" " - save to the EEPROM\n" "mac id\n" - " - program system id\n" - "mac num\n" - " - program system serial number\n" - "mac errata\n" - " - program errata data\n" - "mac date\n" - " - program date\n" - "mac ports\n" + " - program system id (fixed)\n" + "mac num <string>\n" + " - program <string> as system serial number\n" + "mac errata <string>\n" + " - program <string> as errata data\n" + "mac date <YYMMDDhhmmss>\n" + " - program timestamp\n" + "mac ports <n>\n" " - program the number of ports\n" - "mac X\n" - " - program the MAC address for port X [X=0...7]" + "mac <n> XX:XX:XX:XX:XX:XX\n" +#ifdef CONFIG_SYS_I2C_EEPROM_NXID + " - program the MAC address for port n [n=0...30]" +#else + " - program the MAC address for port n [n=0...7]" +#endif );