On Tue, Jul 07, 2020 at 06:01:24PM +0200, Enrico Scholz wrote: > on 64 bit architectures, the 'enum fec_type' might not be aligned and > large enough to hold a pointer. When running barebox without MMU, > this will crash like > > | i.MX8MM unique ID: dab4b7491a2c4209 > | DABT (current EL) exception (ESR 0x96000061) at 0x00000000fffefeb4 > | elr: 00000000ffe14c28 lr : 00000000ffe196e0 > | x0 : 0000000000000002 x1 : 00000000fffefeb4 > | x2 : 00000000ffe91370 x3 : 00000000bfe1b6e8 > | x4 : 0000000000000000 x5 : 0000000011000000 > | ... > | Call trace: > | [<ffe14c28>] (dev_get_drvdata+0xc/0x30) from [<ffe1446c>] (device_probe+0x54/0xd0) > | [<ffe1446c>] (device_probe+0x54/0xd0) from [<ffe14530>] (match+0x48/0x58) > | [<ffe14530>] (match+0x48/0x58) from [<ffe14a64>] (register_driver+0xc0/0xd0) > | [<ffe14a64>] (register_driver+0xc0/0xd0) from [<ffe01738>] (start_barebox+0x64/0x90) > > Signed-off-by: Enrico Scholz <enrico.scholz@xxxxxxxxxxxxxxxxx> > --- > drivers/net/fec_imx.c | 5 ++++- > 1 file changed, 4 insertions(+), 1 deletion(-) Until Ahmads suggestion is in place I applied this as a stop gap solution. Sascha -- Pengutronix e.K. | | Steuerwalder Str. 21 | http://www.pengutronix.de/ | 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 | _______________________________________________ barebox mailing list barebox@xxxxxxxxxxxxxxxxxxx http://lists.infradead.org/mailman/listinfo/barebox
