1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
|
// license:BSD-3-Clause
// copyright-holders:Melissa Goad
// ARM PrimeCell PL192 VIC emulation
#ifndef MAME_MACHINE_VIC_PL192_H
#define MAME_MACHINE_VIC_PL192_H
class vic_pl192_device : public device_t, public device_memory_interface
{
public:
vic_pl192_device(const machine_config &mconfig, const char* tag, device_t *owner, uint32_t clock = 0);
auto out_irq_cb() { return m_out_irq_func.bind(); }
auto out_fiq_cb() { return m_out_fiq_func.bind(); }
template<unsigned IRQ>
DECLARE_WRITE_LINE_MEMBER( irq_w ) { set_irq_line(IRQ, state); }
void map(address_map &map);
protected:
vic_pl192_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock);
// device-level overrides
virtual void device_resolve_objects() override;
virtual void device_start() override;
virtual void device_reset() override;
virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) override;
virtual space_config_vector memory_space_config() const override;
private:
static constexpr device_timer_id TIMER_CHECK_IRQ = 0;
void set_irq_line(int irq, int state);
address_space_config m_mmio_config;
devcb_write_line m_out_irq_func;
devcb_write_line m_out_fiq_func;
u32 raw_intr, intr_select, intr_en, soft_intr, vectaddr[32], vicaddress;
int protection;
u16 sw_priority_mask;
u8 daisy_priority, vectprio[32];
u8 periph_id[4], pcell_id[4];
};
DECLARE_DEVICE_TYPE(PL192_VIC, vic_pl192_device)
#endif // MAME_MACHINE_VIC_PL192_H
|