diff options
Diffstat (limited to 'sys/dev/usb/if_smsc.c')
| -rw-r--r-- | sys/dev/usb/if_smsc.c | 30 |
1 files changed, 29 insertions, 1 deletions
diff --git a/sys/dev/usb/if_smsc.c b/sys/dev/usb/if_smsc.c index f3b89ebad91..f7dd7b5a021 100644 --- a/sys/dev/usb/if_smsc.c +++ b/sys/dev/usb/if_smsc.c @@ -1,4 +1,4 @@ -/* $OpenBSD: if_smsc.c,v 1.29 2017/01/22 10:17:39 dlg Exp $ */ +/* $OpenBSD: if_smsc.c,v 1.30 2017/02/12 04:29:57 jsg Exp $ */ /* $FreeBSD: src/sys/dev/usb/net/if_smsc.c,v 1.1 2012/08/15 04:03:55 gonzo Exp $ */ /*- * Copyright (c) 2012 @@ -176,6 +176,32 @@ const struct cfattach smsc_ca = { sizeof(struct smsc_softc), smsc_match, smsc_attach, smsc_detach, }; +#if defined(__arm__) || defined(__arm64__) + +#include <dev/ofw/openfirm.h> + +void +smsc_enaddr_OF(struct smsc_softc *sc) +{ + int node; + + if (sc->sc_dev.dv_unit != 0) + return; + + /* + * Get the Raspberry Pi MAC address from FDT + * also available via mailbox interface + */ + if ((node = OF_finddevice("/axi/usb/hub/ethernet")) == -1) + return; + + OF_getprop(node, "mac-address", sc->sc_ac.ac_enaddr, + sizeof(sc->sc_ac.ac_enaddr)); +} +#else +#define smsc_enaddr_OF(x) do {} while(0) +#endif + int smsc_read_reg(struct smsc_softc *sc, uint32_t off, uint32_t *data) { @@ -993,6 +1019,8 @@ smsc_attach(struct device *parent, struct device *self, void *aux) sc->sc_ac.ac_enaddr[1] = (uint8_t)((mac_l >> 8) & 0xff); sc->sc_ac.ac_enaddr[0] = (uint8_t)((mac_l) & 0xff); } + + smsc_enaddr_OF(sc); printf("%s: address %s\n", sc->sc_dev.dv_xname, ether_sprintf(sc->sc_ac.ac_enaddr)); |