/*************************************************************************** SAPI-1 driver by Miodrag Milanovic 09/09/2008 Preliminary driver. ****************************************************************************/ #include "includes/sapi1.h" /* Driver initialization */ DRIVER_INIT_MEMBER(sapi1_state,sapi1) { } MACHINE_RESET_MEMBER(sapi1_state,sapi1) { m_keyboard_mask = 0; } MACHINE_START_MEMBER(sapi1_state,sapi1) { } READ8_MEMBER( sapi1_state::sapi1_keyboard_r ) { UINT8 key = 0xff; if (BIT(m_keyboard_mask, 0)) { key &= m_line0->read(); } if (BIT(m_keyboard_mask, 1)) { key &= m_line1->read(); } if (BIT(m_keyboard_mask, 2)) { key &= m_line2->read(); } if (BIT(m_keyboard_mask, 3)) { key &= m_line3->read(); } if (BIT(m_keyboard_mask, 4)) { key &= m_line4->read(); } return key; } WRITE8_MEMBER( sapi1_state::sapi1_keyboard_w ) { m_keyboard_mask = (data ^ 0xff ) & 0x1f; } MACHINE_RESET_MEMBER(sapi1_state,sapizps3) { m_keyboard_mask = 0; m_bank1->set_entry(1); } DRIVER_INIT_MEMBER(sapi1_state,sapizps3) { UINT8 *RAM = memregion("maincpu")->base(); m_bank1->configure_entries(0, 2, &RAM[0x0000], 0xf800); }