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sunxi: Serial number support, obtained from SID bits

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Signed-off-by: Paul Kocialkowski <contact@paulk.fr>
Acked-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
This commit is contained in:
Paul Kocialkowski 2015-03-28 18:35:35 +01:00 committed by Hans de Goede
parent 9816d52d8e
commit 8c8165739b
1 changed files with 21 additions and 10 deletions
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31
board/sunxi/board.c
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@ -372,20 +372,31 @@ int g_dnl_board_usb_cable_connected(void)
#ifdef CONFIG_MISC_INIT_R
int misc_init_r(void)
{
char serial_string[17] = { 0 };
unsigned int sid[4];
uint8_t mac_addr[6];
int ret;
if (!getenv("ethaddr") && sunxi_get_sid(sid) == 0 &&
sid[0] != 0 && sid[3] != 0) {
uint8_t mac_addr[6];
ret = sunxi_get_sid(sid);
if (ret == 0 && sid[0] != 0 && sid[3] != 0) {
if (!getenv("ethaddr")) {
/* Non OUI / registered MAC address */
mac_addr[0] = 0x02;
mac_addr[1] = (sid[0] >> 0) & 0xff;
mac_addr[2] = (sid[3] >> 24) & 0xff;
mac_addr[3] = (sid[3] >> 16) & 0xff;
mac_addr[4] = (sid[3] >> 8) & 0xff;
mac_addr[5] = (sid[3] >> 0) & 0xff;
mac_addr[0] = 0x02; /* Non OUI / registered MAC address */
mac_addr[1] = (sid[0] >> 0) & 0xff;
mac_addr[2] = (sid[3] >> 24) & 0xff;
mac_addr[3] = (sid[3] >> 16) & 0xff;
mac_addr[4] = (sid[3] >> 8) & 0xff;
mac_addr[5] = (sid[3] >> 0) & 0xff;
eth_setenv_enetaddr("ethaddr", mac_addr);
}
eth_setenv_enetaddr("ethaddr", mac_addr);
if (!getenv("serial#")) {
snprintf(serial_string, sizeof(serial_string),
"%08x%08x", sid[0], sid[3]);
setenv("serial#", serial_string);
}
}
#if defined(CONFIG_MUSB_HOST) || defined(CONFIG_MUSB_GADGET)