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u-boot
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add command setserial and showserial

This commit is contained in:
Alexander Couzens 2015-04-06 17:14:29 +02:00
parent d54bbbc1e8
commit 0e514396fa
1 changed files with 68 additions and 0 deletions
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68
u-boot/common/cmd_setmac.c
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@ -23,6 +23,7 @@
#include <common.h>
#include <command.h>
#include <stdlib.h>
#ifdef CFG_CMD_SETMAC
@ -30,6 +31,7 @@
#define ETH_ALEN 6
#endif
#define SERIAL_LOCATION 0x20
extern flash_info_t flash_info[]; /* info for FLASH chips */
static int mac_location[] = {
@ -239,6 +241,60 @@ int do_showmac(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
return CMD_RET_SUCCESS;
}
int do_setserial(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
u8 buffer[CFG_FLASH_SECTOR_SIZE];
int32_t *serial;
int32_t serialnumber;
int rc;
if (argc != 2)
return CMD_RET_FAILURE;
serialnumber = atoi(argv[1]);
if (serialnumber <= 0) {
printf("Invalid serialnumber. <= 0!\n");
return CMD_RET_FAILURE;
}
/* read */
memcpy(buffer, (void *)BOARDCAL, CFG_FLASH_SECTOR_SIZE);
/* set serial number */
serial = (int32_t *) (buffer + SERIAL_LOCATION);
*serial = serialnumber;
/* erase */
rc = flash_erase(flash_info, CAL_SECTOR, CAL_SECTOR);
if (rc) {
printf("Write mac failed because flash_erase failed! rc %d\n", rc);
return 1;
}
/* write */
rc = write_buff(flash_info, buffer, BOARDCAL, CFG_FLASH_SECTOR_SIZE);
if (rc) {
printf("Write mac failed because write_buff failed! rc %d\n", rc);
return 1;
}
return CMD_RET_SUCCESS;
}
int do_showserial(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
int i = 0;
u8 buffer[CFG_FLASH_SECTOR_SIZE];
int32_t *serial;
memcpy(buffer, (void *)BOARDCAL, CFG_FLASH_SECTOR_SIZE);
serial = buffer + SERIAL_LOCATION;
printf("serial %d\n", serial);
return CMD_RET_SUCCESS;
}
U_BOOT_CMD(
setmac, ARRAY_SIZE(mac_location)+2, 0, do_setmac,
"setmac - Set ethernet MAC addresses\n",
@ -256,4 +312,16 @@ U_BOOT_CMD(
"showmac - Show ethernet MAC addresses\n",
);
U_BOOT_CMD(
setserial, 2, 0, do_setserial,
"setserial - Set the serial number\n",
"setserial serial\n"
);
U_BOOT_CMD(
showserial, 1, 0, do_showserial,
"showserial - Show serial number\n",
);
#endif /* CFG_CMD_SETMAC */