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// license:BSD-3-Clause
// copyright-holders:Olivier Galibert
/***************************************************************************
sh_intc.h
SH interrupt controllers family
***************************************************************************/
#ifndef MAME_CPU_SH_SH_INTC_H
#define MAME_CPU_SH_SH_INTC_H
#pragma once
class sh7042_device;
class sh_intc_device : public device_t {
public:
sh_intc_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock = 0);
template<typename T> sh_intc_device(const machine_config &mconfig, const char *tag, device_t *owner, T &&cpu) :
sh_intc_device(mconfig, tag, owner)
{
m_cpu.set_tag(std::forward<T>(cpu));
}
void interrupt_taken(int irqline, int vector);
void internal_interrupt(int vector);
void set_input(int inputnum, int state);
u16 icr_r();
void icr_w(offs_t, u16 data, u16 mem_mask);
u16 isr_r();
void isr_w(offs_t, u16 data, u16 mem_mask);
u16 ipr_r(offs_t offset);
void ipr_w(offs_t offset, u16 data, u16 mem_mask);
protected:
static const u8 pribit[256];
std::array<u32, 8> m_pending;
std::array<u16, 8> m_ipr;
u16 m_isr, m_icr;
u8 m_lines;
required_device<sh7042_device> m_cpu;
virtual void device_start() override ATTR_COLD;
virtual void device_reset() override ATTR_COLD;
void update_irq();
};
DECLARE_DEVICE_TYPE(SH_INTC, sh_intc_device)
#endif // MAME_CPU_SH_SH_INTC_H
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