On 19/01/2022 15:24, Mattijs Korpershoek wrote: > The Khadas VIM3 and VIM3L boards, which are supported in Android via > Yukawa [1] need a serial number for usb/fastboot enumeration. > > Whenever the environment does not provide a serial#, use the eth mac > address as serial#. > > [1] https://source.android.com/setup/build/devices#vim3_and_vim3l_boards > Signed-off-by: Mattijs Korpershoek <mkorpersh...@baylibre.com> > --- > board/amlogic/vim3/vim3.c | 9 +++++++++ > 1 file changed, 9 insertions(+) > > diff --git a/board/amlogic/vim3/vim3.c b/board/amlogic/vim3/vim3.c > index 5d9ac6458d68..fcd60ab1e058 100644 > --- a/board/amlogic/vim3/vim3.c > +++ b/board/amlogic/vim3/vim3.c > @@ -153,6 +153,7 @@ int misc_init_r(void) > { > u8 mac_addr[MAC_ADDR_LEN]; > char efuse_mac_addr[EFUSE_MAC_SIZE], tmp[3]; > + char serial_string[EFUSE_MAC_SIZE + 1]; > ssize_t len; > > if (!eth_env_get_enetaddr("ethaddr", mac_addr)) { > @@ -177,5 +178,13 @@ int misc_init_r(void) > eth_env_get_enetaddr("ethaddr", mac_addr); > } > > + if (!env_get("serial#")) { > + eth_env_get_enetaddr("ethaddr", mac_addr); > + sprintf(serial_string, "%02X%02X%02X%02X%02X%02X", > + mac_addr[0], mac_addr[1], mac_addr[2], > + mac_addr[3], mac_addr[4], mac_addr[5]); > + env_set("serial#", serial_string); > + } > + > return 0; > } >
Reviewed-by: Neil Armstrong <narmstr...@baylibre.com>
