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On 03/28/2014 08:17 PM, Christoffer Dall wrote: > On Fri, Mar 28, 2014 at 07:17:49PM -0400, Michael Casadevall > wrote: >> -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 >> >> >> >> On 03/28/2014 05:29 PM, Christoffer Dall wrote: >>> On Fri, Mar 28, 2014 at 05:08:03PM -0400, Michael Casadevall >>> wrote: >> >>> if you run the interrupt handler you are not stuck in wfi, but >>> re-execute it, and it's your software wait condition which is >>> the problem - likely related to the missing rtc? >>> >> >> The pc returns to the wfi instruction after executing the >> interrupt handler; this is in a bit of assembly, and not in C >> code. > > It shouldn't. It should return to the instruction after the wfi > instruction. > Which is why I think there's a bug somewhere :-) This was what I was banging my head on at LC until I commented it out. Obviously thats not the correct thing to do, but I'm unsure if this is KVM or EFI doing something it shouldn't. As I said, I'm not convinced the GIC driver in EFI is 100% correct. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.14 (GNU/Linux) Comment: Using GnuPG with Thunderbird - http://www.enigmail.net/ iQEcBAEBAgAGBQJTNhprAAoJEGKVRgSEnX1QbyAIAI4kIlHVAfK+Kj1aAW+ROun/ oVyU49EAjq1vttmk5MHousH5DrA68N+IpNJf1RRBCk2yANfVxvIgjwhGXZsLeJZP rz+asuI+Nx3o/LmcCn99sjAq4QkD0tftlURAznJ5Bg4yo9xxAC4xIo1YxyMf3Jh1 PNYrPAwMeCP5lwlcl7L/l7vs/XWIle1mVuQby7MqdxVTfuxrxazLVmFqfovtqmSq rdrMhFqzbAtbU7S6uOjiSVUFpHqSehOm+f8K9rdxuQl+EJHRcxJixISeRyKKBS/V 1o7iHqsl4M4gbBYLqyBD9NKRHUQv0kTpN3zwPNMUIu0/buGNbwXzNDDurhjTm+Y= =5D4b -----END PGP SIGNATURE----- _______________________________________________ linaro-dev mailing list linaro-dev@lists.linaro.org http://lists.linaro.org/mailman/listinfo/linaro-dev
