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8406115834
Access to the gpxe.org and etherboot.org domains and associated resources has been revoked by the registrant of the domain. Work around this problem by renaming project from gPXE to iPXE, and updating URLs to match. Also update README, LOG and COPYRIGHTS to remove obsolete information. Signed-off-by: Michael Brown <mcb30@ipxe.org>
77 lines
1.7 KiB
C
77 lines
1.7 KiB
C
#ifndef _IPXE_TIMER_H
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#define _IPXE_TIMER_H
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/** @file
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*
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* iPXE timer API
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*
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* The timer API provides udelay() for fixed delays, and currticks()
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* for a monotonically increasing tick counter.
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*/
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FILE_LICENCE ( GPL2_OR_LATER );
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#include <ipxe/api.h>
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#include <config/timer.h>
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/**
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* Calculate static inline timer API function name
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*
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* @v _prefix Subsystem prefix
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* @v _api_func API function
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* @ret _subsys_func Subsystem API function
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*/
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#define TIMER_INLINE( _subsys, _api_func ) \
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SINGLE_API_INLINE ( TIMER_PREFIX_ ## _subsys, _api_func )
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/**
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* Provide a timer API implementation
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*
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* @v _prefix Subsystem prefix
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* @v _api_func API function
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* @v _func Implementing function
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*/
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#define PROVIDE_TIMER( _subsys, _api_func, _func ) \
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PROVIDE_SINGLE_API ( TIMER_PREFIX_ ## _subsys, _api_func, _func )
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/**
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* Provide a static inline timer API implementation
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*
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* @v _prefix Subsystem prefix
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* @v _api_func API function
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*/
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#define PROVIDE_TIMER_INLINE( _subsys, _api_func ) \
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PROVIDE_SINGLE_API_INLINE ( TIMER_PREFIX_ ## _subsys, _api_func )
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/* Include all architecture-independent I/O API headers */
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#include <ipxe/efi/efi_timer.h>
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/* Include all architecture-dependent I/O API headers */
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#include <bits/timer.h>
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/**
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* Delay for a fixed number of microseconds
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*
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* @v usecs Number of microseconds for which to delay
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*/
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void udelay ( unsigned long usecs );
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/**
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* Get current system time in ticks
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*
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* @ret ticks Current time, in ticks
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*/
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unsigned long currticks ( void );
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/**
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* Get number of ticks per second
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*
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* @ret ticks_per_sec Number of ticks per second
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*/
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unsigned long ticks_per_sec ( void );
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/** Number of ticks per second */
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#define TICKS_PER_SEC ( ticks_per_sec() )
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#endif /* _IPXE_TIMER_H */
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