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init: Implement fine-grained initialization policy

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Put initialization priorities as device driver Kconfig
parameter.

Initialization priority value for each platform is defined
in the platform Kconfig file.

Drivers and platform code use SYS_DEFINE_DEVICE to add
and initialization function.

Change-Id: I2f4f3c7370dac02408a1b50a0a1bade8b427a282
Signed-off-by: Dmitriy Korovkin <dmitriy.korovkin@windriver.com>
Signed-off-by: Anas Nashif <anas.nashif@intel.com>
This commit is contained in:
Dmitriy Korovkin 2015-10-26 15:56:02 -04:00 • committed by Anas Nashif
commit 57f2741e4f
66 changed files with 447 additions and 115 deletions
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21
include/init.h
View file

@ -103,25 +103,4 @@
#define SYS_GET_DEVICE(name) (&(_PASTE(__initconfig_, name)))
/* The following legacy APIs are provided for backwards compatibility */
#define pre_kernel_core_init(cfg, data) \
SYS_DEFINE_DEVICE(cfg, data, PRIMARY, 0)
#define pre_kernel_early_init(cfg, data) \
SYS_DEFINE_DEVICE(cfg, data, SECONDARY, 0)
#define pre_kernel_late_init(cfg, data) \
SYS_DEFINE_DEVICE(cfg, data, SECONDARY, 50)
#define nano_early_init(cfg, data) \
SYS_DEFINE_DEVICE(cfg, data, NANOKERNEL, 0)
#define nano_late_init(cfg, data) \
SYS_DEFINE_DEVICE(cfg, data, NANOKERNEL, 50)
#define micro_early_init(cfg, data) \
SYS_DEFINE_DEVICE(cfg, data, MICROKERNEL, 0)
#define micro_late_init(cfg, data) \
SYS_DEFINE_DEVICE(cfg, data, MICROKERNEL, 50)
#define app_early_init(cfg, data) \
SYS_DEFINE_DEVICE(cfg, data, APPLICATION, 0)
#define app_late_init(cfg, data) \
SYS_DEFINE_DEVICE(cfg, data, APPLICATION, 50)
#endif /* _INIT_H_ */