MAME SVN History

199869 Revisions

r21775 Saturday 9th March, 2013 at 22:08:38 UTC by Carl
(mess) ne1000, ne2000: Let's pick an IRQ (nw)

[src/mess/machine]

ne1000.c ne1000.h ne2000.c ne2000.h

trunk/src/mess/machine/ne1000.c
r21774	r21775
38	38
39	39	void ne1000_device::device_reset() {
40	40	memcpy(m_prom, m_dp8390->get_mac(), 6);
	41	m_irq = ioport("CONFIG")->read() & 3;
41	42	}
42	43
43	44	READ8_MEMBER(ne1000_device::ne1000_port_r) {
r21774	r21775
79	80	}
80	81
81	82	WRITE_LINE_MEMBER(ne1000_device::ne1000_irq_w) {
82		m_isa->irq3_w(state);
	83	switch(m_irq) {
	84	case 0:
	85	m_isa->irq2_w(state);
	86	break;
	87	case 1:
	88	m_isa->irq3_w(state);
	89	break;
	90	case 2:
	91	m_isa->irq4_w(state);
	92	break;
	93	case 3:
	94	m_isa->irq5_w(state);
	95	break;
	96	}
83	97	}
84	98
85	99	READ8_MEMBER(ne1000_device::ne1000_mem_read) {
r21774	r21775
98	112	}
99	113	m_board_ram[offset - (8*1024)] = data;
100	114	}
	115
	116	static INPUT_PORTS_START( ne1000 )
	117	PORT_START("CONFIG")
	118	PORT_CONFNAME(0x03, 0x01, "NE1000 IRQ jumper (W12-15)")
	119	PORT_CONFSETTING( 0x00, "IRQ2")
	120	PORT_CONFSETTING( 0x01, "IRQ3")
	121	PORT_CONFSETTING( 0x02, "IRQ4")
	122	PORT_CONFSETTING( 0x03, "IRQ5")
	123	//PORT_CONFNAME(0x30, 0x00, "NE1000 IO port jumper (W9-10)")
	124	//PORT_CONFSETTING( 0x00, "300")
	125	//PORT_CONFSETTING( 0x00, "320")
	126	//PORT_CONFSETTING( 0x00, "340")
	127	//PORT_CONFSETTING( 0x00, "360")
	128	INPUT_PORTS_END
	129
	130	ioport_constructor ne1000_device::device_input_ports() const
	131	{
	132	return INPUT_PORTS_NAME(ne1000);
	133	}
	134

trunk/src/mess/machine/ne1000.h
r21774	r21775
13	13	public:
14	14	ne1000_device(const machine_config &mconfig, const char tag, device_t owner, UINT32 clock);
15	15	virtual machine_config_constructor device_mconfig_additions() const;
	16	virtual ioport_constructor device_input_ports() const;
16	17
17	18	void ne1000_irq_w(int state);
18	19	DECLARE_READ8_MEMBER(ne1000_mem_read);
r21774	r21775
25	26	virtual void device_config_complete() { m_shortname = "ne1000"; }
26	27	private:
27	28	required_device<dp8390d_device> m_dp8390;
	29	UINT8 m_irq;
28	30	UINT8 m_board_ram[8*1024];
29	31	UINT8 m_prom[16];
30	32	};

trunk/src/mess/machine/ne2000.c
r21774	r21775
38	38
39	39	void ne2000_device::device_reset() {
40	40	memcpy(m_prom, m_dp8390->get_mac(), 6);
	41	m_irq = ioport("CONFIG")->read() & 3;
41	42	}
42	43
43	44	READ16_MEMBER(ne2000_device::ne2000_port_r) {
r21774	r21775
89	90	}
90	91
91	92	WRITE_LINE_MEMBER(ne2000_device::ne2000_irq_w) {
92		m_isa->irq3_w(state);
	93	switch(m_irq) {
	94	case 0:
	95	m_isa->irq2_w(state);
	96	break;
	97	case 1:
	98	m_isa->irq3_w(state);
	99	break;
	100	case 2:
	101	m_isa->irq4_w(state);
	102	break;
	103	case 3:
	104	m_isa->irq5_w(state);
	105	break;
	106	}
93	107	}
94	108
95	109	READ8_MEMBER(ne2000_device::ne2000_mem_read) {
r21774	r21775
108	122	}
109	123	m_board_ram[offset - (16*1024)] = data;
110	124	}
	125
	126	static INPUT_PORTS_START( ne2000 )
	127	PORT_START("CONFIG")
	128	PORT_CONFNAME(0x03, 0x01, "NE2000 IRQ jumper (W12-15)")
	129	PORT_CONFSETTING( 0x00, "IRQ2")
	130	PORT_CONFSETTING( 0x01, "IRQ3")
	131	PORT_CONFSETTING( 0x02, "IRQ4")
	132	PORT_CONFSETTING( 0x03, "IRQ5")
	133	//PORT_CONFNAME(0x30, 0x00, "NE2000 IO port jumper (W9-10)")
	134	//PORT_CONFSETTING( 0x00, "300")
	135	//PORT_CONFSETTING( 0x00, "320")
	136	//PORT_CONFSETTING( 0x00, "340")
	137	//PORT_CONFSETTING( 0x00, "360")
	138	INPUT_PORTS_END
	139
	140	ioport_constructor ne2000_device::device_input_ports() const
	141	{
	142	return INPUT_PORTS_NAME(ne2000);
	143	}

trunk/src/mess/machine/ne2000.h
r21774	r21775
11	11	public:
12	12	ne2000_device(const machine_config &mconfig, const char tag, device_t owner, UINT32 clock);
13	13	virtual machine_config_constructor device_mconfig_additions() const;
	14	virtual ioport_constructor device_input_ports() const;
14	15
15	16	void ne2000_irq_w(int state);
16	17	DECLARE_READ8_MEMBER(ne2000_mem_read);
r21774	r21775
23	24	virtual void device_config_complete() { m_shortname = "ne2000"; }
24	25	private:
25	26	required_device<dp8390d_device> m_dp8390;
	27	UINT8 m_irq;
26	28	UINT8 m_board_ram[16*1024];
27	29	UINT8 m_prom[16];
28	30	};

199869 Revisions