// license:BSD-3-Clause // copyright-holders:Olivier Galibert /*************************************************************************** dispatch.h Signal dispatching devices. ***************************************************************************/ #pragma once #ifndef __EMU_H__ #error Dont include this file directly; include emu.h instead. #endif #ifndef __DISPATCH_H__ #define __DISPATCH_H__ #define MCFG_LINE_DISPATCH_ADD(_tag, _count) \ MCFG_DEVICE_ADD(_tag, DEVCB_LINE_DISPATCH_ ## _count, 0) #define MCFG_LINE_DISPATCH_FWD_CB(_entry, _count, _devcb) \ devcb = &devcb_line_dispatch_device<_count>::set_fwd_cb(*device, _entry, DEVCB_##_devcb); extern const device_type DEVCB_LINE_DISPATCH_2; extern const device_type DEVCB_LINE_DISPATCH_3; extern const device_type DEVCB_LINE_DISPATCH_4; extern const device_type DEVCB_LINE_DISPATCH_5; extern const device_type DEVCB_LINE_DISPATCH_6; template class devcb_line_dispatch_device : public device_t { public: devcb_line_dispatch_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) : device_t(mconfig, DEVCB_LINE_DISPATCH_2, "DEVCB_LINE_DISPATCH_2", tag, owner, clock, "devcb_line_dispatch_2", __FILE__) { } void init_fwd() { for(auto & elem : fwd_cb) elem = new devcb_write_line(*this); } virtual ~devcb_line_dispatch_device() { for(auto & elem : fwd_cb) delete elem; } template static devcb_base &set_fwd_cb(device_t &device, int entry, _Object object) { return downcast &>(device).fwd_cb[entry]->set_callback(object); } WRITE_LINE_MEMBER( in_w ) { for(auto & elem : fwd_cb) (*(elem))(state); } protected: virtual void device_start() override { for(auto & elem : fwd_cb) elem->resolve_safe(); } private: devcb_write_line *fwd_cb[N]; }; #endif