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New games added or promoted from NOT_WORKING status

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---------------------------------------------------
(MESS) clcd.c  Commodore LCD
This commit is contained in:
smf- 2014-01-23 21:17:04 +00:00
parent 104a5e283b
commit fb32987469
1 changed files with 59 additions and 22 deletions
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81
src/mess/drivers/clcd.c
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@ -16,6 +16,7 @@
#include "machine/mos6551.h"
#include "machine/ram.h"
#include "rendlay.h"
#include "mcfglgcy.h"
class clcd_state : public driver_device
{
@ -59,15 +60,22 @@ public:
SET_TILE_INFO_MEMBER(0, code & 0x7f, ( code & 0x80 ) >> 7, 0);
}
virtual void machine_start()
virtual void driver_start()
{
// HACK: allow this to boot up
UINT8 *ROM = memregion("maincpu")->base();
ROM[0x185bb] = 0xea;
ROM[0x185bc] = 0xea;
m_mmu_mode = MMU_MODE_TEST;
update_mmu_mode(MMU_MODE_KERN);
save_item(NAME(m_mmu_mode));
save_item(NAME(m_mmu_saved_mode));
save_item(NAME(m_mmu_offset1));
save_item(NAME(m_mmu_offset2));
save_item(NAME(m_mmu_offset3));
save_item(NAME(m_mmu_offset4));
save_item(NAME(m_mmu_offset5));
save_item(NAME(m_key_clk));
save_item(NAME(m_key_poll));
save_item(NAME(m_key_column));
save_item(NAME(m_key_shift));
}
virtual void video_start()
@ -100,7 +108,7 @@ public:
}
}
enum mmu_mode_t
enum
{
MMU_MODE_KERN,
MMU_MODE_APPL,
@ -108,7 +116,7 @@ public:
MMU_MODE_TEST
};
void update_mmu_mode(mmu_mode_t new_mode)
void update_mmu_mode(int new_mode)
{
if (m_mmu_mode != new_mode)
{
@ -117,10 +125,10 @@ public:
switch( m_mmu_mode )
{
case MMU_MODE_KERN:
m_bank1->set_bank(0x04);
m_bank1->set_bank(0x04 + 0x00);
update_mmu_offset5();
m_bank3->set_bank(0xe0);
m_bank4->set_bank(0xf0);
m_bank3->set_bank(0x20 + 0xc0);
m_bank4->set_bank(0x30 + 0xc0);
break;
case MMU_MODE_APPL:
@ -138,10 +146,10 @@ public:
break;
case MMU_MODE_TEST:
m_bank1->set_bank(0x104);
m_bank2->set_bank(0x110);
m_bank3->set_bank(0x120);
m_bank4->set_bank(0x130);
m_bank1->set_bank(0x04 + 0x100);
m_bank2->set_bank(0x10 + 0x100);
m_bank3->set_bank(0x20 + 0x100);
m_bank4->set_bank(0x30 + 0x100);
break;
}
}
@ -159,7 +167,7 @@ public:
{
if (m_mmu_mode == MMU_MODE_APPL)
{
m_bank2->set_bank(0x10 + m_mmu_offset2);
m_bank2->set_bank((0x10 + m_mmu_offset2) & 0xff);
}
}
@ -167,7 +175,7 @@ public:
{
if (m_mmu_mode == MMU_MODE_APPL)
{
m_bank3->set_bank(0x20 + m_mmu_offset3);
m_bank3->set_bank((0x20 + m_mmu_offset3) & 0xff);
}
}
@ -175,7 +183,7 @@ public:
{
if (m_mmu_mode == MMU_MODE_APPL)
{
m_bank4->set_bank(0x30 + m_mmu_offset4);
m_bank4->set_bank((0x30 + m_mmu_offset4) & 0xff);
}
}
@ -183,7 +191,7 @@ public:
{
if (m_mmu_mode == MMU_MODE_KERN)
{
m_bank2->set_bank(0x10 + m_mmu_offset5);
m_bank2->set_bank((0x10 + m_mmu_offset5) & 0xff);
}
}
@ -370,6 +378,11 @@ public:
}
}
ram_device *ram()
{
return m_ram;
}
private:
required_device<cpu_device> m_maincpu;
required_device<via6522_device> m_via0;
@ -380,8 +393,8 @@ private:
required_device<address_map_bank_device> m_bank4;
tilemap_t *m_tilemap;
virtual void palette_init();
mmu_mode_t m_mmu_mode;
mmu_mode_t m_mmu_saved_mode;
int m_mmu_mode;
int m_mmu_saved_mode;
UINT8 m_mmu_offset1;
UINT8 m_mmu_offset2;
UINT8 m_mmu_offset3;
@ -402,6 +415,29 @@ private:
required_ioport m_special;
};
static NVRAM_HANDLER( clcd )
{
clcd_state *state = machine.driver_data<clcd_state>();
if (read_or_write)
{
file->write(state->ram()->pointer(), state->ram()->size());
}
else if (file)
{
file->read(state->ram()->pointer(), state->ram()->size());
}
else
{
// leave whatever ram device defaulted to
//// HACK: this forces ram to be initialised
UINT8 *ROM = state->memregion("maincpu")->base();
ROM[0x185bb] = 0xea;
ROM[0x185bc] = 0xea;
}
}
static ADDRESS_MAP_START( clcd_banked_mem, AS_PROGRAM, 8, clcd_state )
AM_RANGE(0x00000, 0x1ffff) AM_READWRITE(ram_r, ram_w)
AM_RANGE(0x20000, 0x3ffff) AM_ROM AM_REGION("maincpu",0)
@ -609,6 +645,7 @@ static MACHINE_CONFIG_START( clcd, clcd_state )
MCFG_RAM_ADD( "ram" )
MCFG_RAM_DEFAULT_VALUE(0)
MCFG_RAM_DEFAULT_SIZE( "128k" )
MCFG_NVRAM_HANDLER(clcd)
MACHINE_CONFIG_END
@ -622,4 +659,4 @@ ROM_END
/* YEAR NAME PARENT COMPAT MACHINE INPUT INIT COMPANY FULLNAME FLAGS */
COMP( 1985, clcd, 0, 0, clcd, clcd, driver_device, 0, "Commodore Business Machines", "LCD (Prototype)", GAME_NOT_WORKING | GAME_NO_SOUND )
COMP( 1985, clcd, 0, 0, clcd, clcd, driver_device, 0, "Commodore Business Machines", "LCD (Prototype)", GAME_NO_SOUND )