diff options
Diffstat (limited to 'hw/sh_intc.c')
-rw-r--r-- | hw/sh_intc.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/hw/sh_intc.c b/hw/sh_intc.c index 99db51c..b62633d 100644 --- a/hw/sh_intc.c +++ b/hw/sh_intc.c @@ -465,3 +465,18 @@ int sh_intc_init(struct intc_desc *desc, return 0; } + +/* Assert level <n> IRL interrupt. + 0:deassert. 1:lowest priority,... 15:highest priority. */ +void sh_intc_set_irl(void *opaque, int n, int level) +{ + struct intc_source *s = opaque; + int i, irl = level ^ 15; + for (i = 0; (s = sh_intc_source(s->parent, s->next_enum_id)); i++) { + if (i == irl) + sh_intc_toggle_source(s, s->enable_count?0:1, s->asserted?0:1); + else + if (s->asserted) + sh_intc_toggle_source(s, 0, -1); + } +} |