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Added preliminary sound and rs232 support [smf]

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smf- 2014-01-24 20:11:40 +00:00
parent 99c6a2db2c
commit c4da0d36ee
1 changed files with 66 additions and 48 deletions
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114
src/mess/drivers/clcd.c
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@ -15,6 +15,8 @@
#include "machine/bankdev.h"
#include "machine/mos6551.h"
#include "machine/ram.h"
#include "machine/serial.h"
#include "sound/speaker.h"
#include "rendlay.h"
#include "mcfglgcy.h"
@ -83,21 +85,22 @@ public:
{
if (m_lcd_mode & LCD_MODE_GRAPH)
{
for (int y=0; y<128; y++)
for (int y = 0; y < 128; y++)
{
int offset = (m_lcd_scrolly * 128) + m_lcd_scrollx + (y*64);
int offset = (m_lcd_scrolly * 128) + (y * 64);
for (int x = 0; x < 60; x++)
{
UINT8 bit = m_ram->pointer()[offset++];
bitmap.pix16(y, (x*8)+0) = (bit>>7) & 1;
bitmap.pix16(y, (x*8)+1) = (bit>>6) & 1;
bitmap.pix16(y, (x*8)+2) = (bit>>5) & 1;
bitmap.pix16(y, (x*8)+3) = (bit>>4) & 1;
bitmap.pix16(y, (x*8)+4) = (bit>>3) & 1;
bitmap.pix16(y, (x*8)+5) = (bit>>2) & 1;
bitmap.pix16(y, (x*8)+6) = (bit>>1) & 1;
bitmap.pix16(y, (x*8)+7) = (bit>>0) & 1;
bitmap.pix16(y, (x * 8) + 0) = (bit >> 7) & 1;
bitmap.pix16(y, (x * 8) + 1) = (bit >> 6) & 1;
bitmap.pix16(y, (x * 8) + 2) = (bit >> 5) & 1;
bitmap.pix16(y, (x * 8) + 3) = (bit >> 4) & 1;
bitmap.pix16(y, (x * 8) + 4) = (bit >> 3) & 1;
bitmap.pix16(y, (x * 8) + 5) = (bit >> 2) & 1;
bitmap.pix16(y, (x * 8) + 6) = (bit >> 1) & 1;
bitmap.pix16(y, (x * 8) + 7) = (bit >> 0) & 1;
}
}
}
@ -106,27 +109,27 @@ public:
UINT8 *chargen = memregion("maincpu")->base() + 0x1f700;
int chrw = (m_lcd_size & LCD_SIZE_CHRW) ? 8 : 6;
for (int y=0; y<16; y++)
for (int y = 0; y < 16; y++)
{
int offset = (m_lcd_scrolly * 128) + m_lcd_scrollx + (y * 128);
int offset = (m_lcd_scrolly * 128) + (m_lcd_scrollx & 0x7f) + (y * 128);
for (int x=0; x<480; x++)
for (int x = 0; x < 480; x++)
{
UINT8 ch = m_ram->pointer()[offset + (x / chrw)];
UINT8 bit = chargen[((ch & 127) * chrw) + (x % chrw)];
if (ch & 128)
UINT8 bit = chargen[((ch & 0x7f) * chrw) + (x % chrw)];
if (ch & 0x80)
{
bit = ~bit;
}
bitmap.pix16(y*8+0, x) = (bit>>0) & 1;
bitmap.pix16(y*8+1, x) = (bit>>1) & 1;
bitmap.pix16(y*8+2, x) = (bit>>2) & 1;
bitmap.pix16(y*8+3, x) = (bit>>3) & 1;
bitmap.pix16(y*8+4, x) = (bit>>4) & 1;
bitmap.pix16(y*8+5, x) = (bit>>5) & 1;
bitmap.pix16(y*8+6, x) = (bit>>6) & 1;
bitmap.pix16(y*8+7, x) = (bit>>7) & 1;
bitmap.pix16((y * 8) + 0, x) = (bit >> 0) & 1;
bitmap.pix16((y * 8) + 1, x) = (bit >> 1) & 1;
bitmap.pix16((y * 8) + 2, x) = (bit >> 2) & 1;
bitmap.pix16((y * 8) + 3, x) = (bit >> 3) & 1;
bitmap.pix16((y * 8) + 4, x) = (bit >> 4) & 1;
bitmap.pix16((y * 8) + 5, x) = (bit >> 5) & 1;
bitmap.pix16((y * 8) + 6, x) = (bit >> 6) & 1;
bitmap.pix16((y * 8) + 7, x) = (bit >> 7) & 1;
}
}
}
@ -176,7 +179,7 @@ public:
{
m_mmu_mode = new_mode;
switch( m_mmu_mode )
switch (m_mmu_mode)
{
case MMU_MODE_KERN:
m_bank1->set_bank(0x04 + 0x00);
@ -349,34 +352,34 @@ public:
return m_mmu_offset5;
}
WRITE8_MEMBER( lcd_scrollx_w )
WRITE8_MEMBER(lcd_scrollx_w)
{
m_lcd_scrollx = data;
}
WRITE8_MEMBER( lcd_scrolly_w )
WRITE8_MEMBER(lcd_scrolly_w)
{
m_lcd_scrolly = data;
}
WRITE8_MEMBER( lcd_mode_w )
WRITE8_MEMBER(lcd_mode_w)
{
m_lcd_mode = data;
}
WRITE8_MEMBER( lcd_size_w )
WRITE8_MEMBER(lcd_size_w)
{
m_lcd_size = data;
}
WRITE8_MEMBER( via0_pa_w )
WRITE8_MEMBER(via0_pa_w)
{
m_key_column = data;
}
int read_column( int column )
int read_column(int column)
{
switch( column )
switch (column)
{
case 0:
return m_col0->read();
@ -406,42 +409,42 @@ public:
return 0;
}
WRITE8_MEMBER( via0_pb_w )
WRITE8_MEMBER(via0_pb_w)
{
write_key_poll(data & 1);
}
WRITE_LINE_MEMBER( write_key_poll )
WRITE_LINE_MEMBER(write_key_poll)
{
if( m_key_poll != state )
if (m_key_poll != state)
{
m_key_poll = state;
if( m_key_poll != 0 )
if (m_key_poll != 0)
{
m_key_shift = m_special->read();
for( int i = 0; i < 8; i++ )
for (int i = 0; i < 8; i++)
{
if( ( m_key_column & ( 128 >> i ) ) == 0 )
if ((m_key_column & (128 >> i)) == 0)
{
m_key_shift |= read_column( i ) << 8;
m_key_shift |= read_column(i) << 8;
}
}
}
}
}
WRITE_LINE_MEMBER( via0_cb1_w )
WRITE_LINE_MEMBER(via0_cb1_w)
{
int newm_key_clk = state & 1;
if( m_key_clk != newm_key_clk )
if (m_key_clk != newm_key_clk)
{
m_key_clk = newm_key_clk;
if( m_key_clk )
if (m_key_clk)
{
m_via0->write_cb2( ( m_key_shift & 0x8000 ) != 0 );
m_via0->write_cb2((m_key_shift & 0x8000) != 0);
m_key_shift <<= 1;
}
}
@ -487,7 +490,7 @@ private:
required_ioport m_special;
};
static NVRAM_HANDLER( clcd )
static NVRAM_HANDLER(clcd)
{
clcd_state *state = machine.driver_data<clcd_state>();
@ -653,7 +656,7 @@ void clcd_state::palette_init()
palette_set_color(machine(), 3, MAKE_RGB(32,240,32));
}
static MACHINE_CONFIG_START( clcd, clcd_state )
static MACHINE_CONFIG_START(clcd, clcd_state)
/* basic machine hardware */
MCFG_CPU_ADD("maincpu",M65C02, 2000000)
MCFG_CPU_PROGRAM_MAP(clcd_mem)
@ -666,8 +669,19 @@ static MACHINE_CONFIG_START( clcd, clcd_state )
MCFG_DEVICE_ADD("via1", VIA6522, 0)
MCFG_VIA6522_IRQ_HANDLER(DEVWRITELINE("maincpu", m65c02_device, nmi_line))
MCFG_VIA6522_CB1_HANDLER(DEVWRITELINE("speaker", speaker_sound_device, level_w))
MCFG_DEVICE_ADD("acia", MOS6551, XTAL_1_8432MHz)
MCFG_MOS6551_IRQ_HANDLER(DEVWRITELINE("maincpu", m65c02_device, nmi_line))
MCFG_MOS6551_TXD_HANDLER(DEVWRITELINE("rs232", rs232_port_device, tx))
MCFG_MOS6551_RTS_HANDLER(DEVWRITELINE("rs232", rs232_port_device, rts_w))
MCFG_MOS6551_DTR_HANDLER(DEVWRITELINE("rs232", rs232_port_device, dtr_w))
MCFG_RS232_PORT_ADD("rs232", default_rs232_devices, NULL)
MCFG_SERIAL_OUT_RX_HANDLER(DEVWRITELINE("acia", mos6551_device, rxd_w))
MCFG_RS232_OUT_DCD_HANDLER(DEVWRITELINE("acia", mos6551_device, dcd_w))
MCFG_RS232_OUT_DSR_HANDLER(DEVWRITELINE("acia", mos6551_device, dsr_w))
MCFG_RS232_OUT_CTS_HANDLER(DEVWRITELINE("acia", mos6551_device, cts_w))
MCFG_DEVICE_ADD("bank1", ADDRESS_MAP_BANK, 0)
MCFG_DEVICE_PROGRAM_MAP(clcd_banked_mem)
@ -701,12 +715,16 @@ static MACHINE_CONFIG_START( clcd, clcd_state )
MCFG_SCREEN_VISIBLE_AREA(0, 480-1, 0, 128-1)
MCFG_DEFAULT_LAYOUT(layout_lcd)
MCFG_PALETTE_LENGTH(4)
MCFG_RAM_ADD( "ram" )
// sound hardware
MCFG_SPEAKER_STANDARD_MONO("mono")
MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0)
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25)
MCFG_RAM_ADD("ram")
MCFG_RAM_DEFAULT_VALUE(0)
MCFG_RAM_DEFAULT_SIZE( "128k" )
MCFG_RAM_DEFAULT_SIZE("128k")
MCFG_NVRAM_HANDLER(clcd)
MACHINE_CONFIG_END
@ -721,4 +739,4 @@ 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_NO_SOUND )
COMP( 1985, clcd, 0, 0, clcd, clcd, driver_device, 0, "Commodore Business Machines", "LCD (Prototype)", 0 )