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#ifndef INIT_H_
#define INIT_H_
/** Globals annotated with _no_init will not be set during init1 bootup
* where the data segement is loaded from flash and the bss segment is
* cleared.
*
* This is useful for routines that run in the init0 boot procedure
* that need persistent globals.
*
* Note that initializing a global annotated with _no_init will have
* no effect as the variable will remain uninitialized until explicitly
* set by by the program.
*/
#define _no_init \
__attribute((__section__(".noinit")))
#define init0 \
static void init0fn(); \
static __attribute((__section__(".init0"))) \
__attribute((__used__)) \
void(*init0_ptr)() = init0fn; \
static void init0fn
#define init1 \
static void init1fn(); \
static __attribute((__section__(".init1"))) \
__attribute((__used__)) \
void(*init1_ptr)() = init1fn; \
static void init1fn
#define init2 \
static void init2fn(); \
static __attribute((__section__(".init2"))) \
__attribute((__used__)) \
void(*init2_ptr)() = init2fn; \
static void init2fn
#define init3 \
static void init3fn(); \
static __attribute((__section__(".init3"))) \
__attribute((__used__)) \
void(*init3_ptr)() = init3fn; \
static void init3fn
#define init4 \
static void init4fn(); \
static __attribute((__section__(".init4"))) \
__attribute((__used__)) \
void(*init4_ptr)() = init4fn; \
static void init4fn
#define init5 \
static void init5fn(); \
static __attribute((__section__(".init5"))) \
__attribute((__used__)) \
void(*init5_ptr)() = init5fn; \
static void init5fn
#define init6 \
static void init6fn(); \
static __attribute((__section__(".init6"))) \
__attribute((__used__)) \
void(*init6_ptr)() = init6fn; \
static void init6fn
#define init7 \
static void init7fn(); \
static __attribute((__section__(".init7"))) \
__attribute((__used__)) \
void(*init7_ptr)() = init7fn; \
static void init7fn
#define entry_point(fn) \
static __attribute((__section__(".entry_point"))) __attribute((__used__)) \
struct { \
uint32_t _unused; \
uint32_t entry_point; \
} c = { 0x2000c000, (uint32_t) &fn }
typedef enum {
INIT_LEVEL_0,
INIT_LEVEL_1,
INIT_LEVEL_2,
INIT_LEVEL_3,
INIT_LEVEL_4,
INIT_LEVEL_5,
INIT_LEVEL_6,
INIT_LEVEL_7,
INIT_LEVEL_MAIN,
} init_level_t;
init_level_t get_system_init_level();
#endif /* INIT_H_ */
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