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(nw) uts10 : added keyboard rom; fixed ram error.

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This commit is contained in:
Robbbert 2018-11-11 15:30:00 +11:00
parent 22e5c837ca
commit 7894a68436
1 changed files with 33 additions and 5 deletions
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38
src/mame/drivers/univac.cpp
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@ -81,6 +81,7 @@ public:
, m_framecnt(0)
{ }
void uts10(machine_config &config);
void uts20(machine_config &config);
private:
@ -98,6 +99,7 @@ private:
void io_map(address_map &map);
void mem_map(address_map &map);
void uts10_map(address_map &map);
virtual void machine_start() override;
virtual void machine_reset() override;
virtual void device_post_load() override;
@ -191,7 +193,7 @@ WRITE8_MEMBER( univac_state::portc4_w )
WRITE8_MEMBER( univac_state::porte6_w )
{
m_beep->set_state(BIT(data, 0));
//m_beep->set_state(BIT(data, 0));
}
@ -203,6 +205,14 @@ void univac_state::mem_map(address_map &map)
map(0xc000, 0xffff).ram().w(FUNC(univac_state::ram_w)).share("videoram");
}
void univac_state::uts10_map(address_map &map)
{
map.unmap_value_high();
map(0x0000, 0x4fff).rom().region("roms", 0);
map(0x8000, 0x9fff).mirror(0x2000).rw(FUNC(univac_state::bank_r), FUNC(univac_state::bank_w));
map(0xc000, 0xffff).ram().w(FUNC(univac_state::ram_w)).share("videoram");
}
void univac_state::io_map(address_map &map)
{
map.global_mask(0xff);
@ -257,7 +267,7 @@ void univac_state::device_post_load()
uint32_t univac_state::screen_update(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
{
uint8_t y,ra,chr;
uint16_t sy=0,x,ma=0; //m_bank_mask; (it isn't port43 that selects the screen)
uint16_t sy=0,x,ma=0,gfx; //m_bank_mask; (it isn't port43 that selects the screen)
m_framecnt++;
@ -271,7 +281,7 @@ uint32_t univac_state::screen_update(screen_device &screen, bitmap_ind16 &bitmap
{
chr = m_p_videoram[x]; // bit 7 = rv attribute (or dim, depending on control-page setting)
uint16_t gfx = m_p_chargen[((chr & 0x7f)<<4) | ra] ^ (BIT(chr, 7) ? 0x1ff : 0);
gfx = m_p_chargen[((chr & 0x7f)<<4) | ra];
// chars 1C, 1D, 1F need special handling
if ((chr >= 0x1c) && (chr <= 0x1f) && BIT(gfx, 7))
@ -282,6 +292,10 @@ uint32_t univac_state::screen_update(screen_device &screen, bitmap_ind16 &bitmap
gfx = 0;
}
// reverse-video attribute
if (BIT(chr, 7))
gfx = ~gfx;
/* Display a scanline of a character */
*p++ = BIT(gfx, 8);
*p++ = BIT(gfx, 7);
@ -324,6 +338,7 @@ static const z80_daisy_config daisy_chain[] =
{ nullptr }
};
// All frequencies confirmed
MACHINE_CONFIG_START(univac_state::uts20)
/* basic machine hardware */
Z80(config, m_maincpu, 18.432_MHz_XTAL / 6); // 3.072 MHz
@ -366,6 +381,12 @@ MACHINE_CONFIG_START(univac_state::uts20)
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.05)
MACHINE_CONFIG_END
MACHINE_CONFIG_START(univac_state::uts10)
uts20(config);
MCFG_DEVICE_MODIFY( "maincpu" )
MCFG_DEVICE_PROGRAM_MAP(uts10_map)
MACHINE_CONFIG_END
/* ROM definition */
ROM_START( uts10 )
@ -379,6 +400,9 @@ ROM_START( uts10 )
ROM_REGION( 0x0800, "chargen", 0 ) // possibly some bitrot, see h,m,n in F4 displayer
ROM_LOAD( "chr_5565.bin", 0x0000, 0x0800, CRC(7d99744f) SHA1(2db330ca94a91f7b2ac2ac088ae9255f5bb0a7b4) )
ROM_REGION( 0x0800, "keyboard", 0 )
ROM_LOAD( "2716264.bin", 0x0000, 0x0800, CRC(75e188aa) SHA1(a6486576525f7eec617fd7f9db469063f8c357fc) )
ROM_END
ROM_START( uts20 )
@ -389,13 +413,17 @@ ROM_START( uts20 )
ROM_LOAD( "uts20d.rom", 0x3000, 0x1000, CRC(76757cf7) SHA1(b0509d9a35366b21955f83ec3685163844c4dbf1) )
ROM_LOAD( "uts20e.rom", 0x4000, 0x1000, CRC(0dfc8062) SHA1(cd681020bfb4829d4cebaf1b5bf618e67b55bda3) )
/* character generator not dumped, using the one from 'UTS10' for now */
// character generator not dumped, using the one from 'UTS10' for now
ROM_REGION( 0x0800, "chargen", 0 )
ROM_LOAD( "chr_5565.bin", 0x0000, 0x0800, BAD_DUMP CRC(7d99744f) SHA1(2db330ca94a91f7b2ac2ac088ae9255f5bb0a7b4) )
// keyboard not dumped, using the one from 'UTS10' for now. The keyboard looks the same, and is most likely identical.
ROM_REGION( 0x0800, "keyboard", 0 )
ROM_LOAD( "2716264.bin", 0x0000, 0x0800, BAD_DUMP CRC(75e188aa) SHA1(a6486576525f7eec617fd7f9db469063f8c357fc) )
ROM_END
/* Driver */
// YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS
COMP( 1979?, uts10, uts20, 0, uts20, uts20, univac_state, empty_init, "Sperry Univac", "UTS-10", MACHINE_NOT_WORKING | MACHINE_SUPPORTS_SAVE )
COMP( 1979?, uts10, uts20, 0, uts10, uts20, univac_state, empty_init, "Sperry Univac", "UTS-10", MACHINE_NOT_WORKING | MACHINE_SUPPORTS_SAVE )
COMP( 1980, uts20, 0, 0, uts20, uts20, univac_state, empty_init, "Sperry Univac", "UTS-20", MACHINE_NOT_WORKING | MACHINE_SUPPORTS_SAVE )