71 lines
1.7 KiB
C
71 lines
1.7 KiB
C
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/***************************************************************************
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deprecat.h
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Definition of derprecated and obsolte constructs that should not
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be used by new code, if at all possible.
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Copyright Nicola Salmoria and the MAME Team.
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Visit http://mamedev.org for licensing and usage restrictions.
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***************************************************************************/
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#pragma once
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#ifndef __DEPRECAT_H__
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#define __DEPRECAT_H__
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#include "mamecore.h"
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/*************************************
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*
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* Global access to the currently
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* executing machine.
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*
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* Please investigate if it is
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* possible to use a passed in
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* 'machine' argument.
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*
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*************************************/
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extern running_machine *Machine;
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/*************************************
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*
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* Old way of allowing "VBLANK"
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* interrupts to fire more than once
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* a frame.
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*
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* These should be replaced with
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* scanline based interrupts as
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* it makes no sense to have more
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* than one VBLANK interrupt
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* per frame.
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*
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*************************************/
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#define MDRV_CPU_VBLANK_INT_HACK(_func, _rate) \
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TOKEN_UINT32_PACK2(MCONFIG_TOKEN_CPU_VBLANK_INT_HACK, 8, _rate, 24), \
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TOKEN_PTR(interrupt, _func),
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/*************************************
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*
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* Core timing
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*
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*************************************/
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/* Returns the number of times the interrupt handler will be called before
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the end of the current video frame. This is can be useful to interrupt
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handlers to synchronize their operation. If you call this from outside
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an interrupt handler, add 1 to the result, i.e. if it returns 0, it means
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that the interrupt handler will be called once. */
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int cpu_getiloops(void);
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#endif /* __DEPRECAT_H__ */
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