mirror of
https://github.com/holub/mame
synced 2025-04-25 09:50:04 +03:00
hazl1420: Add CRTC accessor and preliminary key matrix (nw)
This commit is contained in:
AJR
parent
42b42714ed
commit
b8557d3043
@ -24,6 +24,7 @@ public:
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, m_bankdev(*this, "bankdev")
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, m_ioexp(*this, "ioexp%u", 0U)
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, m_crtc(*this, "crtc")
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, m_keys(*this, "KEY%u", 0U)
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{
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}
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@ -36,6 +37,10 @@ private:
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void p1_w(u8 data);
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u8 p2_r();
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void p2_w(u8 data);
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void crtc_w(offs_t offset, u8 data);
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void p7_w(u8 data);
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u8 key_r();
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void prog_map(address_map &map);
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void io_map(address_map &map);
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@ -47,6 +52,7 @@ private:
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required_device<address_map_bank_device> m_bankdev;
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required_device_array<i8243_device, 2> m_ioexp;
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required_device<dp8350_device> m_crtc;
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required_ioport_array<10> m_keys;
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};
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void hazl1420_state::p1_w(u8 data)
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@ -64,7 +70,22 @@ u8 hazl1420_state::p2_r()
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void hazl1420_state::p2_w(u8 data)
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{
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m_bankdev->set_bank(data & 0x0f);
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m_bankdev->set_bank((data & 0xe0) >> 1 | (data & 0x0f));
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}
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void hazl1420_state::crtc_w(offs_t offset, u8 data)
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{
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m_crtc->register_load(offset >> 12, offset & 0xfff);
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}
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void hazl1420_state::p7_w(u8 data)
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{
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}
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u8 hazl1420_state::key_r()
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{
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u8 row = m_maincpu->p1_r() & 0x0f;
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return (row < 10) ? m_keys[row]->read() : 0xff;
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}
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void hazl1420_state::prog_map(address_map &map)
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@ -79,9 +100,10 @@ void hazl1420_state::io_map(address_map &map)
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void hazl1420_state::bank_map(address_map &map)
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{
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map(0x000, 0x7ff).ram().share("videoram");
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map(0x800, 0x807).mirror(0x10).rw("ace", FUNC(ins8250_device::ins8250_r), FUNC(ins8250_device::ins8250_w));
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map(0xc48, 0xc48).ram();
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map(0x0000, 0x07ff).ram().share("videoram");
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map(0x0800, 0x0807).mirror(0x10).rw("ace", FUNC(ins8250_device::ins8250_r), FUNC(ins8250_device::ins8250_w));
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map(0x0c00, 0x0cff).ram(); // optional input buffer?
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map(0x4000, 0x7fff).w(FUNC(hazl1420_state::crtc_w));
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}
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void hazl1420_state::machine_start()
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@ -94,17 +116,109 @@ u32 hazl1420_state::screen_update(screen_device &screen, bitmap_rgb32 &bitmap, c
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}
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static INPUT_PORTS_START(hazl1420)
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PORT_START("KEY0")
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PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(0_PAD)) PORT_CODE(KEYCODE_0_PAD)
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PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(1_PAD)) PORT_CODE(KEYCODE_1_PAD)
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PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(2_PAD)) PORT_CODE(KEYCODE_2_PAD)
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PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(3_PAD)) PORT_CODE(KEYCODE_3_PAD)
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PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(4_PAD)) PORT_CODE(KEYCODE_4_PAD)
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PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(5_PAD)) PORT_CODE(KEYCODE_5_PAD)
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PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_UNKNOWN)
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PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(MINUS_PAD)) PORT_CODE(KEYCODE_MINUS_PAD)
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PORT_START("KEY1")
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PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(6_PAD)) PORT_CODE(KEYCODE_6_PAD)
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PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(7_PAD)) PORT_CODE(KEYCODE_7_PAD)
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PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(8_PAD)) PORT_CODE(KEYCODE_8_PAD)
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PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(9_PAD)) PORT_CODE(KEYCODE_9_PAD)
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PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(COMMA_PAD)) PORT_CODE(KEYCODE_COMMA_PAD)
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PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(DEL_PAD)) PORT_CODE(KEYCODE_DEL_PAD)
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PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_UNUSED)
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PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(UCHAR_MAMEKEY(ENTER_PAD)) PORT_CODE(KEYCODE_ENTER_PAD)
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PORT_START("KEY2")
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PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_UNUSED)
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PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('1') PORT_CHAR('!') PORT_CODE(KEYCODE_1)
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PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('2') PORT_CHAR('@') PORT_CODE(KEYCODE_2)
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PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('3') PORT_CHAR('#') PORT_CODE(KEYCODE_3)
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PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('4') PORT_CHAR('$') PORT_CODE(KEYCODE_4)
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PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('5') PORT_CHAR('%') PORT_CODE(KEYCODE_5)
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PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('6') PORT_CHAR('^') PORT_CODE(KEYCODE_6)
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PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('7') PORT_CHAR('&') PORT_CODE(KEYCODE_7)
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PORT_START("KEY3")
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PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_UNKNOWN)
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PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('q') PORT_CHAR('Q') PORT_CODE(KEYCODE_Q)
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PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('w') PORT_CHAR('W') PORT_CODE(KEYCODE_W)
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PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('e') PORT_CHAR('E') PORT_CODE(KEYCODE_E)
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PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('r') PORT_CHAR('R') PORT_CODE(KEYCODE_R)
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PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('t') PORT_CHAR('T') PORT_CODE(KEYCODE_T)
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PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('y') PORT_CHAR('Y') PORT_CODE(KEYCODE_Y)
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PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('u') PORT_CHAR('U') PORT_CODE(KEYCODE_U)
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PORT_START("KEY4")
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PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_UNUSED)
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PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('a') PORT_CHAR('A') PORT_CODE(KEYCODE_A)
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PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('s') PORT_CHAR('S') PORT_CODE(KEYCODE_S)
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PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('d') PORT_CHAR('D') PORT_CODE(KEYCODE_D)
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PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('f') PORT_CHAR('F') PORT_CODE(KEYCODE_F)
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PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('g') PORT_CHAR('G') PORT_CODE(KEYCODE_G)
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PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('h') PORT_CHAR('H') PORT_CODE(KEYCODE_H)
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PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('j') PORT_CHAR('J') PORT_CODE(KEYCODE_J)
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PORT_START("KEY5")
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PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_UNUSED)
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PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('z') PORT_CHAR('Z') PORT_CODE(KEYCODE_Z)
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PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('x') PORT_CHAR('X') PORT_CODE(KEYCODE_X)
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PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('c') PORT_CHAR('C') PORT_CODE(KEYCODE_C)
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PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('v') PORT_CHAR('V') PORT_CODE(KEYCODE_V)
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PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('b') PORT_CHAR('B') PORT_CODE(KEYCODE_B)
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PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('n') PORT_CHAR('N') PORT_CODE(KEYCODE_N)
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PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('m') PORT_CHAR('M') PORT_CODE(KEYCODE_M)
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PORT_START("KEY6")
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PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('=') PORT_CHAR('+') PORT_CODE(KEYCODE_EQUALS)
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PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('8') PORT_CHAR('*') PORT_CODE(KEYCODE_8)
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PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('9') PORT_CHAR('(') PORT_CODE(KEYCODE_9)
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PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('0') PORT_CHAR(')') PORT_CODE(KEYCODE_0)
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PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('-') PORT_CHAR('_') PORT_CODE(KEYCODE_MINUS)
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PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(0x08) PORT_CODE(KEYCODE_BACKSPACE)
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PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('`') PORT_CHAR('~') PORT_CODE(KEYCODE_TILDE)
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PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED)
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PORT_START("KEY7")
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PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(']') PORT_CHAR('}') PORT_CODE(KEYCODE_CLOSEBRACE)
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PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('i') PORT_CHAR('I') PORT_CODE(KEYCODE_I)
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PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('o') PORT_CHAR('O') PORT_CODE(KEYCODE_O)
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PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('p') PORT_CHAR('P') PORT_CODE(KEYCODE_P)
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PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('[') PORT_CHAR('{') PORT_CODE(KEYCODE_OPENBRACE)
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PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_UNUSED)
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PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('\\') PORT_CHAR('|') PORT_CODE(KEYCODE_BACKSLASH)
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PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNKNOWN)
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PORT_START("KEY8")
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PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Return") PORT_CHAR(0x0d) PORT_CODE(KEYCODE_ENTER)
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PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('k') PORT_CHAR('K') PORT_CODE(KEYCODE_K)
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PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('l') PORT_CHAR('L') PORT_CODE(KEYCODE_L)
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PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(';') PORT_CHAR(':') PORT_CODE(KEYCODE_COLON)
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PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('\'') PORT_CHAR('"') PORT_CODE(KEYCODE_QUOTE)
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PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(' ') PORT_CODE(KEYCODE_SPACE)
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PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(0x1b) PORT_CODE(KEYCODE_RALT)
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PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNKNOWN)
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PORT_START("KEY9")
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PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("LF") PORT_CHAR(0x0a) PORT_CODE(KEYCODE_INSERT)
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PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR(',') PORT_CHAR('<') PORT_CODE(KEYCODE_COMMA)
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PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('.') PORT_CHAR('>') PORT_CODE(KEYCODE_STOP)
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PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CHAR('/') PORT_CHAR('/') PORT_CODE(KEYCODE_SLASH)
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PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Del") PORT_CHAR(0x7f) PORT_CODE(KEYCODE_DEL)
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PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_UNUSED)
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PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_UNUSED)
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PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_UNUSED)
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// DIP switches are on access panel above keyboard
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// "SW1" and "SW2" are not actual names
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PORT_START("UNUSED")
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PORT_DIPNAME(0x1, 0x0, DEF_STR(Unused)) PORT_DIPLOCATION("SW1:1")
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PORT_DIPSETTING(0x1, DEF_STR(Off))
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PORT_DIPSETTING(0x0, DEF_STR(On))
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PORT_DIPNAME(0x2, 0x0, DEF_STR(Unused)) PORT_DIPLOCATION("SW1:2")
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PORT_DIPSETTING(0x2, DEF_STR(Off))
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PORT_DIPSETTING(0x0, DEF_STR(On))
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PORT_START("INP4")
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PORT_DIPNAME(0x7, 0x6, "Baud Rate") PORT_DIPLOCATION("SW1:3,4,5")
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PORT_DIPSETTING(0x0, "110")
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@ -131,9 +245,9 @@ static INPUT_PORTS_START(hazl1420)
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PORT_BIT(0x8, IP_ACTIVE_LOW, IPT_UNUSED)
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PORT_START("INP6")
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PORT_DIPNAME(0x1, 0x0, DEF_STR(Unused)) PORT_DIPLOCATION("SW2:8")
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PORT_DIPSETTING(0x1, DEF_STR(Off))
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PORT_DIPSETTING(0x0, DEF_STR(On))
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PORT_DIPNAME(0x1, 0x0, "Cursor") PORT_DIPLOCATION("SW2:2")
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PORT_DIPSETTING(0x0, "Wraparound")
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PORT_DIPSETTING(0x1, "No Wrap")
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PORT_DIPNAME(0x2, 0x2, "On Line") PORT_DIPLOCATION("SW2:7")
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PORT_DIPSETTING(0x2, DEF_STR(Off))
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PORT_DIPSETTING(0x0, DEF_STR(On))
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@ -148,13 +262,23 @@ static INPUT_PORTS_START(hazl1420)
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PORT_DIPNAME(0x1, 0x1, "Font") PORT_DIPLOCATION("SW2:4")
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PORT_DIPSETTING(0x1, "Upper/Lower Case")
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PORT_DIPSETTING(0x0, "Upper Case Only")
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PORT_DIPNAME(0x2, 0x0, DEF_STR(Unused)) PORT_DIPLOCATION("SW2:3")
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PORT_BIT(0x2, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("All Caps") PORT_CODE(KEYCODE_CAPSLOCK) PORT_TOGGLE
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PORT_BIT(0x4, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Shift") PORT_CODE(KEYCODE_LSHIFT) PORT_CODE(KEYCODE_RSHIFT)
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PORT_BIT(0x8, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Ctrl") PORT_CODE(KEYCODE_LCONTROL)
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PORT_START("UNUSED")
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PORT_DIPNAME(0x1, 0x0, DEF_STR(Unused)) PORT_DIPLOCATION("SW1:1")
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PORT_DIPSETTING(0x1, DEF_STR(Off))
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PORT_DIPSETTING(0x0, DEF_STR(On))
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PORT_DIPNAME(0x2, 0x0, DEF_STR(Unused)) PORT_DIPLOCATION("SW1:2")
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PORT_DIPSETTING(0x2, DEF_STR(Off))
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PORT_DIPSETTING(0x0, DEF_STR(On))
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PORT_DIPNAME(0x4, 0x0, "Cursor") PORT_DIPLOCATION("SW2:2")
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PORT_DIPSETTING(0x0, "Wraparound")
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PORT_DIPSETTING(0x4, "No Wrap")
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PORT_BIT(0x8, IP_ACTIVE_LOW, IPT_UNKNOWN)
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PORT_DIPNAME(0x4, 0x0, DEF_STR(Unused)) PORT_DIPLOCATION("SW2:3")
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PORT_DIPSETTING(0x4, DEF_STR(Off))
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PORT_DIPSETTING(0x0, DEF_STR(On))
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PORT_DIPNAME(0x8, 0x0, DEF_STR(Unused)) PORT_DIPLOCATION("SW2:8")
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PORT_DIPSETTING(0x8, DEF_STR(Off))
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PORT_DIPSETTING(0x0, DEF_STR(On))
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INPUT_PORTS_END
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void hazl1420_state::hazl1420(machine_config &config)
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@ -174,14 +298,17 @@ void hazl1420_state::hazl1420(machine_config &config)
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ADDRESS_MAP_BANK(config, m_bankdev);
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m_bankdev->set_addrmap(0, &hazl1420_state::bank_map);
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m_bankdev->set_data_width(8);
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m_bankdev->set_addr_width(12);
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m_bankdev->set_addr_width(15);
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m_bankdev->set_stride(0x100);
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I8243(config, m_ioexp[0]);
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m_ioexp[0]->p4_in_cb().set_ioport("INP4");
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m_ioexp[0]->p5_in_cb().set_ioport("INP5");
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m_ioexp[0]->p7_out_cb().set(FUNC(hazl1420_state::p7_w));
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I8243(config, m_ioexp[1]);
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m_ioexp[1]->p4_in_cb().set(FUNC(hazl1420_state::key_r));
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m_ioexp[1]->p5_in_cb().set(FUNC(hazl1420_state::key_r)).rshift(4);
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m_ioexp[1]->p6_in_cb().set_ioport("INP6");
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m_ioexp[1]->p7_in_cb().set_ioport("INP7");
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