Michael Walle <[email protected]> writes: > Writing to these registers may raise an interrupt request. Actually, > this prevents the milkymist board from starting. > > Cc: [email protected] > Signed-off-by: Michael Walle <[email protected]>
Reviewed-by: Alex Bennée <[email protected]> > --- > target/lm32/op_helper.c | 4 ++++ > 1 file changed, 4 insertions(+) > > diff --git a/target/lm32/op_helper.c b/target/lm32/op_helper.c > index 30f670eee8..a766a1ece4 100644 > --- a/target/lm32/op_helper.c > +++ b/target/lm32/op_helper.c > @@ -102,12 +102,16 @@ void HELPER(wcsr_dc)(CPULM32State *env, uint32_t dc) > > void HELPER(wcsr_im)(CPULM32State *env, uint32_t im) > { > + qemu_mutex_lock_iothread(); > lm32_pic_set_im(env->pic_state, im); > + qemu_mutex_unlock_iothread(); > } > > void HELPER(wcsr_ip)(CPULM32State *env, uint32_t im) > { > + qemu_mutex_lock_iothread(); > lm32_pic_set_ip(env->pic_state, im); > + qemu_mutex_unlock_iothread(); > } > > void HELPER(wcsr_jtx)(CPULM32State *env, uint32_t jtx) -- Alex Bennée
