Sprinter/mame
2
0
Fork 0
mirror of https://github.com/holub/mame synced 2025-04-23 00:39:36 +03:00
Code Issues Actions 1 Packages Projects Releases Wiki Activity

poisk1: trap port fix (makes HyperBIOS run); unbreak cassette i/o; adapt to Memory Fun (TM)

Browse Source
This commit is contained in:
Sergey Svishchev 2016-07-30 13:53:26 +03:00
parent 1317019974
commit 932bb545fc
1 changed files with 15 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

20
src/mame/drivers/poisk1.cpp
View File

@ -151,6 +151,11 @@ WRITE8_MEMBER(p1_state::p1_trap_w)
READ8_MEMBER(p1_state::p1_cga_r)
{
UINT16 port = offset + 0x3d0;
DBG_LOG(1,"cga",("R %.4x\n", port));
m_video.trap[1] = 0x40 | ((port >> 8) & 0x3f);
m_video.trap[0] = port & 255;
m_maincpu->set_input_line(INPUT_LINE_NMI, ASSERT_LINE);
return 0;
}
@ -189,15 +194,18 @@ WRITE8_MEMBER(p1_state::p1_vram_w)
WRITE8_MEMBER(p1_state::p1_ppi2_porta_w)
{
address_space &program = m_maincpu->space(AS_PROGRAM);
DBG_LOG(1,"color_select_68",("W $%02x\n", data));
// NMI DISABLE
if (BIT((data ^ m_video.color_select_68), 3)) {
program.unmap_readwrite( 0xb8000, 0xbbfff, 0 );
if (BIT(data, 3)) {
space.install_readwrite_bank( 0xb8000, 0xbbfff, "bank11" );
program.install_readwrite_bank( 0xb8000, 0xbbfff, "bank11" );
} else {
space.install_read_bank( 0xb8000, 0xbbfff, "bank11" );
space.install_write_handler( 0xb8000, 0xbbfff, WRITE8_DELEGATE(p1_state, p1_vram_w) );
program.install_read_bank( 0xb8000, 0xbbfff, "bank11" );
program.install_write_handler( 0xb8000, 0xbbfff, WRITE8_DELEGATE(p1_state, p1_vram_w) );
}
}
// DISPLAY BANK
@ -386,8 +394,10 @@ void p1_state::video_start()
m_video.videoram = m_video.videoram_base.get();
m_video.stride = 80;
space.install_readwrite_bank(0xb8000, 0xbffff, "bank11" );
space.install_readwrite_bank(0xb8000, 0xbbfff, "bank11" );
machine().root_device().membank("bank11")->set_base(m_video.videoram);
space.install_readwrite_bank(0xbc000, 0xbffff, "bank12" );
machine().root_device().membank("bank12")->set_base(m_video.videoram + 0x4000);
}
UINT32 p1_state::screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect)
@ -641,7 +651,7 @@ static MACHINE_CONFIG_START( poisk1, p1_state )
MCFG_ISA8_SLOT_ADD("isa", "isa4", p1_isa8_cards, nullptr, false)
MCFG_CASSETTE_ADD( "cassette" )
MCFG_CASSETTE_DEFAULT_STATE(CASSETTE_PLAY | CASSETTE_MOTOR_DISABLED | CASSETTE_SPEAKER_ENABLED)
MCFG_CASSETTE_DEFAULT_STATE(CASSETTE_STOPPED | CASSETTE_MOTOR_ENABLED | CASSETTE_SPEAKER_ENABLED)
MCFG_SOFTWARE_LIST_ADD("flop_list","poisk1_flop")
// MCFG_SOFTWARE_LIST_ADD("cass_list","poisk1_cass")