From fd523c53c37b36a9c343b1061d08e65e920dffa0 Mon Sep 17 00:00:00 2001 From: Damien George <damien.p.george@gmail.com> Date: Fri, 5 Apr 2019 22:37:06 +1100 Subject: [PATCH] stm32/network_wiznet5k: Automatically set MAC if device doesn't have one --- ports/stm32/network_wiznet5k.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/ports/stm32/network_wiznet5k.c b/ports/stm32/network_wiznet5k.c index e0fc5d5ba..3bbe639ac 100644 --- a/ports/stm32/network_wiznet5k.c +++ b/ports/stm32/network_wiznet5k.c @@ -128,6 +128,14 @@ STATIC void wiznet5k_init(void) { // Seems we need a small delay after init mp_hal_delay_ms(250); + // If the device doesn't have a MAC address then set one + uint8_t mac[6]; + getSHAR(mac); + if ((mac[0] | mac[1] | mac[2] | mac[3] | mac[4] | mac[5]) == 0) { + mp_hal_get_mac(MP_HAL_MAC_ETH0, mac); + setSHAR(mac); + } + // Hook the Wiznet into lwIP wiznet5k_lwip_init(&wiznet5k_obj); } -- GitLab