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(MESS) geniusiq: fixed missing text. (nw)

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This commit is contained in:
Sandro Ronco 2012-09-05 18:16:30 +00:00
parent 72e58d62ef
commit edbe5fd396
1 changed files with 71 additions and 3 deletions
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74
src/mess/drivers/geniusiq.c
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@ -18,7 +18,11 @@ Memory map:
???????? Cartridge port
TODO:
- Mostly everything besides CPU, RAM and ROM
- Mouse input
- Sound
- German keyboard layout
- Cartridge
- Dump the MCU and rewrites everything using low-level emulation
- Check with different countries ROMs
Not very much is known about this computer released in 1997.
@ -116,10 +120,19 @@ public:
DECLARE_READ16_MEMBER(input_r);
DECLARE_WRITE16_MEMBER(mouse_pos_w);
DECLARE_INPUT_CHANGED_MEMBER(send_input);
DECLARE_WRITE16_MEMBER(gfx_base_w);
DECLARE_WRITE16_MEMBER(gfx_dest_w);
DECLARE_WRITE16_MEMBER(gfx_color_w);
DECLARE_WRITE16_MEMBER(gfx_idx_w);
DECLARE_READ16_MEMBER(unk0_r) { return 0; }
DECLARE_READ16_MEMBER(unk_r) { return machine().rand(); }
private:
UINT16 m_gfx_y;
UINT16 m_gfx_x;
UINT32 m_gfx_base;
UINT8 m_gfx_color[2];
UINT16 m_mouse_posx;
UINT16 m_mouse_posy;
struct
@ -211,6 +224,47 @@ WRITE16_MEMBER( geniusiq_state::mouse_pos_w )
}
}
WRITE16_MEMBER(geniusiq_state::gfx_color_w)
{
m_gfx_color[offset & 1] = data & 0x0f;
}
WRITE16_MEMBER(geniusiq_state::gfx_dest_w)
{
if (offset)
m_gfx_y = data;
else
m_gfx_x = data;
}
WRITE16_MEMBER(geniusiq_state::gfx_base_w)
{
if (offset)
m_gfx_base = (m_gfx_base & 0xffff0000) | (data<<0);
else
m_gfx_base = (m_gfx_base & 0x0000ffff) | (data<<16);
}
WRITE16_MEMBER(geniusiq_state::gfx_idx_w)
{
UINT16 *gfx = ((UINT16 *)(*memregion("maincpu"))) + ((m_gfx_base + data*32)>>1);
// first 16 bits are used to define the character size
UINT8 gfx_heigh = (gfx[0]>>0) & 0xff;
UINT8 gfx_width = (gfx[0]>>8) & 0xff;
for(int y=0; y<gfx_heigh; y++)
for(int x=0; x<gfx_width; x++)
{
UINT16 src = gfx[y + 1];
UINT32 dst = (m_gfx_y + y)*512 + (m_gfx_x + x);
UINT8 pen = m_gfx_color[BIT(src,15-x)];
int bit_pos = (3 - (dst & 3)) << 2;
m_vram[dst>>2] = (m_vram[dst>>2] & ~(0x0f << bit_pos)) | (pen << bit_pos);
}
}
READ16_MEMBER( geniusiq_state::input_r )
{
/*
@ -263,13 +317,19 @@ static ADDRESS_MAP_START(geniusiq_mem, AS_PROGRAM, 16, geniusiq_state)
AM_RANGE(0x400000, 0x41ffff) AM_MIRROR(0x0e0000) AM_READWRITE8(flash_r, flash_w, 0x00ff)
AM_RANGE(0x600300, 0x600301) AM_READ(input_r)
//AM_RANGE(0x600500, 0x60050f) // read during IRQ 5
//AM_RANGE(0x600600, 0x600605) // sound ??
AM_RANGE(0x600606, 0x600609) AM_WRITE(gfx_base_w)
AM_RANGE(0x60060a, 0x60060b) AM_WRITE(gfx_idx_w)
//AM_RANGE(0x600802, 0x600803) // cartridge state
AM_RANGE(0x600918, 0x600919) AM_READ(unk0_r) // loop at start if bit 0 is set
AM_RANGE(0x601008, 0x601009) AM_READ(unk_r) // unknown, read at start and expect that bit 2 changes several times before continue
AM_RANGE(0x601010, 0x601011) AM_READ(unk0_r) // loop at start if bit 1 is set
AM_RANGE(0x601018, 0x60101b) AM_WRITE(gfx_dest_w)
AM_RANGE(0x60101c, 0x60101f) AM_WRITE(gfx_color_w)
AM_RANGE(0x601060, 0x601063) AM_WRITE(mouse_pos_w)
AM_RANGE(0x601100, 0x6011ff) AM_RAM AM_SHARE("mouse_gfx") // mouse cursor gfx (12x16)
//AM_RANGE(0xa00000, 0xa?????) // cartridge ??
// 0x600000 : some memory mapped hardware
// Somewhere : cartridge port
ADDRESS_MAP_END
@ -281,6 +341,7 @@ static INPUT_CHANGED( trigger_irq )
/* Input ports */
static INPUT_PORTS_START( geniusiq )
PORT_START( "IN0" )
PORT_BIT( 0x0001, IP_ACTIVE_HIGH, IPT_KEYBOARD ) // PORT_CHANGED_MEMBER( DEVICE_SELF, geniusiq_state, send_input, 0x00 )
PORT_BIT( 0x0002, IP_ACTIVE_HIGH, IPT_KEYBOARD ) // PORT_CHANGED_MEMBER( DEVICE_SELF, geniusiq_state, send_input, 0x01 )
PORT_BIT( 0x0004, IP_ACTIVE_HIGH, IPT_KEYBOARD ) // PORT_CHANGED_MEMBER( DEVICE_SELF, geniusiq_state, send_input, 0x02 )
PORT_BIT( 0x0008, IP_ACTIVE_HIGH, IPT_KEYBOARD ) PORT_CODE( KEYCODE_LSHIFT ) PORT_CHANGED_MEMBER( DEVICE_SELF, geniusiq_state, send_input, 0x03 )
@ -437,11 +498,18 @@ INPUT_PORTS_END
MACHINE_RESET_MEMBER( geniusiq_state )
{
m_keyboard.head = m_keyboard.tail = 0;
m_gfx_y = 0;
m_gfx_x = 0;
m_gfx_base = 0;
m_gfx_color[0] = m_gfx_color[1] = 0;
m_mouse_posx = 0;
m_mouse_posy = 0;
}
static MACHINE_CONFIG_START( geniusiq, geniusiq_state )
/* basic machine hardware */
MCFG_CPU_ADD("maincpu", M68000, 16000000) // The main crystal is at 32MHz, not sure whats the CPU freq
MCFG_CPU_ADD("maincpu", M68000, XTAL_32MHz/2) // The main crystal is at 32MHz, not sure whats the CPU freq
MCFG_CPU_PROGRAM_MAP(geniusiq_mem)
MCFG_CPU_VBLANK_INT("screen", irq6_line_hold)