diff options
Diffstat (limited to 'sys/kern/subr_bus.c')
-rw-r--r-- | sys/kern/subr_bus.c | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/sys/kern/subr_bus.c b/sys/kern/subr_bus.c index 44dcd47..2338e60 100644 --- a/sys/kern/subr_bus.c +++ b/sys/kern/subr_bus.c @@ -3800,6 +3800,40 @@ driver_module_handler(module_t mod, int what, void *arg) return (error); } +/** + * @brief Enumerate all hinted devices for this bus. + * + * Walks throught he hints for this bus and calls the bus_hinted_child + * routine for each one it fines. It searches first for the specific + * bus that's being probed for hinted children (eg isa0), and then for + * generic children (eg isa). + * + * @param dev bus device to enumerate + */ +void +bus_enumerate_hinted_children(device_t bus) +{ + int i; + const char *dname, *busname; + int dunit; + + /* + * enumerate all devices on the specific bus + */ + busname = device_get_nameunit(bus); + i = 0; + while (resource_find_match(&i, &dname, &dunit, "at", busname) == 0) + BUS_HINTED_CHILD(bus, dname, dunit); + + /* + * and all the generic ones. + */ + busname = device_get_name(bus); + i = 0; + while (resource_find_match(&i, &dname, &dunit, "at", busname) == 0) + BUS_HINTED_CHILD(bus, dname, dunit); +} + #ifdef BUS_DEBUG /* the _short versions avoid iteration by not calling anything that prints |