2652abdc5f
Add missing comments to timer code. Lock system if no suitable timer source is found. Fix initialisation order so that timers are initialised before code that needs to use them.
63 lines
1.4 KiB
C
63 lines
1.4 KiB
C
#ifndef _GPXE_INIT_H
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#define _GPXE_INIT_H
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#include <gpxe/tables.h>
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/**
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* An initialisation function
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*
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* Initialisation functions are called exactly once, as part of the
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* call to initialise().
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*/
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struct init_fn {
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void ( * initialise ) ( void );
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};
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/** Declare an initialisation functon */
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#define __init_fn( init_order ) \
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__table ( struct init_fn, init_fns, init_order )
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/** @defgroup initfn_order Initialisation function ordering
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* @{
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*/
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#define INIT_EARLY 01 /**< Early initialisation */
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#define INIT_CONSOLE 02 /**< Console initialisation */
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#define INIT_NORMAL 03 /**< Normal initialisation */
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/** @} */
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/**
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* A startup/shutdown function
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*
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* Startup and shutdown functions may be called multiple times, as
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* part of the calls to startup() and shutdown().
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*/
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struct startup_fn {
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void ( * startup ) ( void );
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void ( * shutdown ) ( void );
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};
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/** Declare a startup/shutdown function */
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#define __startup_fn( startup_order ) \
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__table ( struct startup_fn, startup_fns, startup_order )
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/** @defgroup startfn_order Startup/shutdown function ordering
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*
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* Shutdown functions are called in the reverse order to startup
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* functions.
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*
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* @{
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*/
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#define STARTUP_EARLY 01 /**< Early startup */
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#define STARTUP_NORMAL 02 /**< Normal startup */
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/** @} */
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extern void initialise ( void );
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extern void startup ( void );
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extern void shutdown ( void );
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#endif /* _GPXE_INIT_H */
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