On 04/04/2013 06:47 PM, Alexander Graf wrote: > On -M mac99, we can run 970 CPUs. However, these CPUs define the initial > instruction pointer they start execution at as part of their bootup protocol, > so effectively it's up to the board to decide where they start. > > This went unnoticed, because they used to boot at the same location our flash > was mapped to, but due to the recent reset changes our 970 CPUs want to reset > to 0x100 now, which is always a 0 instruction. >
This is one of the regressions introduced by my patch, thanks for fixing it. Reviewed-by: Fabien Chouteau <chout...@adacore.com> > Set the initial IP to something reasonable for -M mac99. > > Signed-off-by: Alexander Graf <ag...@suse.de> > --- > hw/ppc/mac_newworld.c | 2 ++ > 1 files changed, 2 insertions(+), 0 deletions(-) > > diff --git a/hw/ppc/mac_newworld.c b/hw/ppc/mac_newworld.c > index a08a6b2..ca7d98f 100644 > --- a/hw/ppc/mac_newworld.c > +++ b/hw/ppc/mac_newworld.c > @@ -126,6 +126,8 @@ static void ppc_core99_reset(void *opaque) > PowerPCCPU *cpu = opaque; > > cpu_reset(CPU(cpu)); > + /* 970 CPUs want to get their initial IP as part of their boot protocol > */ > + cpu->env.nip = PROM_ADDR + 0x100; > } > > /* PowerPC Mac99 hardware initialisation */ > -- Fabien Chouteau
