diff options
Diffstat (limited to 'freebsd/sys/sys/bus.h')
| -rw-r--r-- | freebsd/sys/sys/bus.h | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/freebsd/sys/sys/bus.h b/freebsd/sys/sys/bus.h index e2c4fe1a..1ac476a4 100644 --- a/freebsd/sys/sys/bus.h +++ b/freebsd/sys/sys/bus.h @@ -152,6 +152,7 @@ struct devreq { #include <sys/eventhandler.h> #include <sys/kobj.h> +#include <sys/systm.h> /** * devctl hooks. Typically one should use the devctl_notify @@ -808,16 +809,24 @@ DECLARE_MODULE(name##_##busname, name##_##busname##_mod, \ static __inline type varp ## _get_ ## var(device_t dev) \ { \ uintptr_t v; \ - BUS_READ_IVAR(device_get_parent(dev), dev, \ + int e; \ + e = BUS_READ_IVAR(device_get_parent(dev), dev, \ ivarp ## _IVAR_ ## ivar, &v); \ + KASSERT(e == 0, ("%s failed for %s on bus %s, error = %d", \ + __func__, device_get_nameunit(dev), \ + device_get_nameunit(device_get_parent(dev)), e)); \ return ((type) v); \ } \ \ static __inline void varp ## _set_ ## var(device_t dev, type t) \ { \ uintptr_t v = (uintptr_t) t; \ - BUS_WRITE_IVAR(device_get_parent(dev), dev, \ + int e; \ + e = BUS_WRITE_IVAR(device_get_parent(dev), dev, \ ivarp ## _IVAR_ ## ivar, v); \ + KASSERT(e == 0, ("%s failed for %s on bus %s, error = %d", \ + __func__, device_get_nameunit(dev), \ + device_get_nameunit(device_get_parent(dev)), e)); \ } #else /* __rtems__ */ #define __BUS_ACCESSOR(varp, var, ivarp, ivar, type) \ |