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- #ifndef _GPXE_INIT_H
- #define _GPXE_INIT_H
-
- FILE_LICENCE ( GPL2_OR_LATER );
-
- #include <gpxe/tables.h>
-
- /**
- * An initialisation function
- *
- * Initialisation functions are called exactly once, as part of the
- * call to initialise().
- */
- struct init_fn {
- void ( * initialise ) ( void );
- };
-
- /** Initialisation function table */
- #define INIT_FNS __table ( struct init_fn, "init_fns" )
-
- /** Declare an initialisation functon */
- #define __init_fn( init_order ) __table_entry ( INIT_FNS, init_order )
-
- /** @defgroup initfn_order Initialisation function ordering
- * @{
- */
-
- #define INIT_EARLY 01 /**< Early initialisation */
- #define INIT_SERIAL 02 /**< Serial driver initialisation */
- #define INIT_CONSOLE 03 /**< Console initialisation */
- #define INIT_NORMAL 04 /**< Normal initialisation */
-
- /** @} */
-
- /** Shutdown flags */
- enum shutdown_flags {
- /** Shutdown is in order to exit (return to gPXE's caller) */
- SHUTDOWN_EXIT = 0x0001,
- /** Shutdown is in order to boot an OS */
- SHUTDOWN_BOOT = 0x0002,
- /** Do not remove devices */
- SHUTDOWN_KEEP_DEVICES = 0x0004,
- };
-
- /**
- * A startup/shutdown function
- *
- * Startup and shutdown functions may be called multiple times, as
- * part of the calls to startup() and shutdown().
- */
- struct startup_fn {
- void ( * startup ) ( void );
- void ( * shutdown ) ( int flags );
- };
-
- /** Startup/shutdown function table */
- #define STARTUP_FNS __table ( struct startup_fn, "startup_fns" )
-
- /** Declare a startup/shutdown function */
- #define __startup_fn( startup_order ) \
- __table_entry ( STARTUP_FNS, startup_order )
-
- /** @defgroup startfn_order Startup/shutdown function ordering
- *
- * Shutdown functions are called in the reverse order to startup
- * functions.
- *
- * @{
- */
-
- #define STARTUP_EARLY 01 /**< Early startup */
- #define STARTUP_NORMAL 02 /**< Normal startup */
- #define STARTUP_LATE 03 /**< Late startup */
-
- /** @} */
-
- extern void initialise ( void );
- extern void startup ( void );
- extern void shutdown ( int flags );
-
- #endif /* _GPXE_INIT_H */
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