Add ordered Nexus devices

Add support for ordering the initialization of Nexus devices. This can
be used to make sure a device is initialized before a dependant device.
This commit is contained in:
Kevin Kirspel 2017-01-30 11:58:18 -05:00 committed by Sebastian Huber
parent 2c4840fba0
commit ea395a736d
2 changed files with 11 additions and 1 deletions

6
freebsd/sys/sys/linker_set.h Normal file → Executable file
View File

@ -77,7 +77,11 @@
#define RTEMS_BSD_DEFINE_SET_ITEM(set, sym, type) \
static type const __set_##set##_sym_##sym \
__section(".rtemsroset.bsd." __STRING(set) ".content") __used
__section(".rtemsroset.bsd." __STRING(set) ".content.1") __used
#define RTEMS_BSD_DEFINE_SET_ITEM_ORDERED(set, sym, order, type) \
static type const __set_##set##_sym_##sym \
__section(".rtemsroset.bsd." __STRING(set) ".content.0." RTEMS_XSTRING( order )) __used
#define __MAKE_SET(set, sym) \
RTEMS_BSD_DEFINE_SET_ITEM(set, sym, const void *) = &sym

6
rtemsbsd/include/rtems/bsd/bsd.h Normal file → Executable file
View File

@ -83,6 +83,12 @@ typedef struct {
{ #name, unit, (resource_count), (resources), \
&SYSINIT_ENTRY_NAME(name##_nexusmodule) }
#define RTEMS_BSD_DEFINE_NEXUS_DEVICE_ORDERED(name, unit, order, resource_count, resources) \
extern struct sysinit SYSINIT_ENTRY_NAME(name##_nexusmodule); \
RTEMS_BSD_DEFINE_SET_ITEM_ORDERED(nexus, name##unit, order, rtems_bsd_device) = \
{ #name, unit, (resource_count), (resources), \
&SYSINIT_ENTRY_NAME(name##_nexusmodule) }
rtems_status_code rtems_bsd_initialize(void);
/**