Sprinter/mame
2
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity
d1583b9850
mame/src/mess/drivers/bbc.c
Miodrag Milanovic d1583b9850 Cleanups and version bump
2015-06-24 07:36:50 +02:00

1677 lines
82 KiB
C
Raw Blame History

// license:BSD-3-Clause
// copyright-holders:Gordon Jefferyes, Nigel Barnes
/******************************************************************************
BBC Model A,B
ANA01 - Model A
ANA02 - Model A with Econet interface
ANB01 - Model B
ANB02 - Model B with Econet interface
ANB03 - Model B with Disc interface
ANB04 - Model B with Disc and Econet interfaces
GNB14 - Model B with Disc, Econet & Speech (German model)
UNB09 - Model B with Disc, Econet & Speech (US model)
BBC Model B+
ANB51 - BBC Model B+ 64K
ANB52 - BBC Model B+ 64K with Econet
ANB53 - BBC Model B+ 64K with Disc interface
ANB54 - BBC Model B+ 64K with Disc and Econet interfaces
ANB55 - BBC Model B+ 128K with Disc interface
BBC Master
AMB15 - Master 128
ADB12 - Master Econet Terminal
AVC12 - Master AIV
ARM1 - ARM Evaluation System
ADB20 - Master Compact
MESS Driver By:
Gordon Jefferyes
mess_bbc@romvault.com
Nigel Barnes
ngbarnes@hotmail.com
******************************************************************************/
/* Core includes */
#include "emu.h"
/* Components */
#include "bus/rs232/rs232.h"
#include "cpu/m6502/m6502.h"
#include "cpu/m6502/m65sc02.h"
#include "machine/6522via.h"
#include "machine/mc146818.h" /* RTC & CMOS RAM */
#include "bus/centronics/ctronics.h"
#include "bus/econet/econet.h"
#include "sound/tms5220.h" /* Speech */
#include "video/saa5050.h" /* Teletext */
#include "bbc.lh"
/* Devices */
#include "imagedev/flopdrv.h"
#include "formats/bbc_dsk.h"
#include "formats/basicdsk.h"
#include "imagedev/cassette.h"
#include "formats/uef_cas.h"
#include "formats/csw_cas.h"
#include "includes/bbc.h"
/******************************************************************************
A = BBC Model A
B = BBC Model B
B+ = BBC Model B+
M = BBC Master
A B B+ M
+ &0000 + + + +
| | | | |
| &1000 | | | |
|1 | | |1 |1
| &2000 |1 | | |
| | | | |
+ &3000 | | + +
|2 | | | |
+ &4000 + |1 | |
| | | | |
| &5000 | | | |
| | | |2 |2
|3 &6000 |3 | | |
| | | | |
| &7000 | | | |
| | | | |
+ &8000 + + + +
|4 | | | |4
+ &9000 | | | +
| | | |4 |
|5 &A000 |4 |4 | |5
| | | | |
+ &B000 | | + |
|6 | | |6 |
+ &C000 + + + +
| | | | |7
|7 &D000 | | | |
| | | | |
+ &E000 |7 |7 |7 +
| | | | |
|8 &F000 | | | |8
| | | | |
+ &FC00 FRED + + + +
&FD00 JIM + + + +
&FE00 SHEILA + + + +
+ &FF00 + + + +
|9 |9 |9 |9 |9
+ &FFFF + + + +
&00-&07 6845 CRTC Video controller 8 ( 2 bytes x 4 ) 1MHz
&08-&0F 6850 ACIA Serial controller 8 ( 2 bytes x 4 ) 1MHz
&10-&17 Serial ULA Serial system chip 8 ( 1 byte x 8 ) 1MHz
&18-&1f INTOFF/STATID ECONET Interrupt Off / ID No. 8 ( 1 byte x 8 ) 1MHz
write:
&20-&2F Video ULA Video system chip 16 ( 2 bytes x 8 ) 2MHz
&30-&3F 74LS161 Paged ROM selector 16 ( 1 byte x 16 ) 2MHz
read:
&20-&2F INTON ECONET Interrupt On 16 ( 1 bytes x 16 ) 2MHz
&30-&3F Not Connected Not Connected 2MHz
&40-&5F 6522 VIA SYSTEM VIA 32 (16 bytes x 2 ) 1MHz
&60-&7F 6522 VIA USER VIA 32 (16 bytes x 2 ) 1MHz
&80-&9F 8271 FDC FDC Floppy disc controller 32 ( 8 bytes x 4 ) 2MHz
&A0-&BF 68B54 ADLC ECONET controller 32 ( 4 bytes x 8 ) 2MHz
&C0-&DF uPD7002 Analogue to digital converter 32 ( 4 bytes x 8 ) 1MHz
&E0-&FF Tube ULA Tube system interface 32 (32 bytes x 1 ) 2MHz
******************************************************************************/
READ8_MEMBER(bbc_state::bbc_fe_r)
{
return 0xfe;
}
static ADDRESS_MAP_START( bbca_mem, AS_PROGRAM, 8, bbc_state )
ADDRESS_MAP_UNMAP_HIGH /* Hardware marked with a # is not present in a Model A */
AM_RANGE(0x0000, 0x3fff) AM_READ_BANK("bank1") AM_WRITE(bbc_memorya1_w) /* 0000-3fff Regular Ram */
AM_RANGE(0x4000, 0x7fff) AM_READ_BANK("bank3") AM_WRITE(bbc_memoryb3_w) /* 4000-7fff Repeat of the Regular Ram */
AM_RANGE(0x8000, 0xbfff) AM_READ_BANK("bank4") /* 8000-bfff Paged ROM */
AM_RANGE(0xc000, 0xfbff) AM_READ_BANK("bank7") /* c000-fbff OS ROM */
AM_RANGE(0xfc00, 0xfdff) AM_NOP /* fc00-fdff FRED & JIM Pages */
/* fe00-feff Shiela Address Page */
AM_RANGE(0xfe00, 0xfe07) AM_READWRITE(bbc_6845_r, bbc_6845_w) /* fe00-fe07 6845 CRTC Video controller */
AM_RANGE(0xfe08, 0xfe08) AM_MIRROR(0x06) AM_DEVREADWRITE("acia6850", acia6850_device, status_r, control_w)
AM_RANGE(0xfe09, 0xfe09) AM_MIRROR(0x06) AM_DEVREADWRITE("acia6850", acia6850_device, data_r, data_w)
AM_RANGE(0xfe10, 0xfe17) AM_READWRITE(bbc_fe_r, bbc_SerialULA_w) /* fe10-fe17 Serial ULA Serial system chip */
AM_RANGE(0xfe18, 0xfe1f) AM_NOP /* fe18-fe1f INTOFF/STATID # ECONET Interrupt Off / ID No. */
AM_RANGE(0xfe20, 0xfe2f) AM_WRITE(bbc_videoULA_w) /* R: fe20-fe2f INTON # ECONET Interrupt On */
/* W: fe20-fe2f Video ULA Video system chip */
AM_RANGE(0xfe30, 0xfe3f) AM_READWRITE(bbc_fe_r, bbc_page_selecta_w) /* R: fe30-fe3f NC Not Connected */
/* W: fe30-fe3f 84LS161 Paged ROM selector */
AM_RANGE(0xfe40, 0xfe5f) AM_DEVREADWRITE("via6522_0", via6522_device, read, write) /* fe40-fe5f 6522 VIA SYSTEM VIA */
AM_RANGE(0xfe60, 0xfe7f) AM_NOP /* fe60-fe7f 6522 VIA # USER VIA */
AM_RANGE(0xfe80, 0xfe9f) AM_NOP /* fe80-fe9f 8271/1770 FDC # Floppy disc controller */
AM_RANGE(0xfea0, 0xfebf) AM_READ(bbc_fe_r) /* fea0-febf 68B54 ADLC # ECONET controller */
AM_RANGE(0xfec0, 0xfedf) AM_NOP /* fec0-fedf uPD7002 # Analogue to digital converter */
AM_RANGE(0xfee0, 0xfeff) AM_READ(bbc_fe_r) /* fee0-feff Tube ULA # Tube system interface */
AM_RANGE(0xff00, 0xffff) AM_ROM AM_REGION("os", 0x3f00) /* ff00-ffff OS Rom (continued) */
ADDRESS_MAP_END
static ADDRESS_MAP_START( bbcb_mem, AS_PROGRAM, 8, bbc_state )
ADDRESS_MAP_UNMAP_HIGH
AM_RANGE(0x0000, 0x3fff) AM_READ_BANK("bank1") AM_WRITE(bbc_memorya1_w) /* 0000-3fff Regular Ram */
AM_RANGE(0x4000, 0x7fff) AM_READ_BANK("bank3") AM_WRITE(bbc_memoryb3_w) /* 4000-7fff Repeat of the Regular Ram */
AM_RANGE(0x8000, 0xbfff) AM_READ_BANK("bank4") AM_WRITE(bbc_memoryb4_w) /* 8000-bfff Paged ROM */
AM_RANGE(0xc000, 0xfbff) AM_READ_BANK("bank7") /* c000-fbff OS ROM */
AM_RANGE(0xfc00, 0xfdff) AM_READWRITE(bbc_opus_read, bbc_opus_write) /* fc00-fdff OPUS Disc Controller */
/* fe00-feff Shiela Address Page */
AM_RANGE(0xfe00, 0xfe07) AM_READWRITE(bbc_6845_r, bbc_6845_w) /* fe00-fe07 6845 CRTC Video controller */
AM_RANGE(0xfe08, 0xfe08) AM_MIRROR(0x06) AM_DEVREADWRITE("acia6850", acia6850_device, status_r, control_w)
AM_RANGE(0xfe09, 0xfe09) AM_MIRROR(0x06) AM_DEVREADWRITE("acia6850", acia6850_device, data_r, data_w)
AM_RANGE(0xfe10, 0xfe17) AM_READWRITE(bbc_fe_r, bbc_SerialULA_w) /* fe10-fe17 Serial ULA Serial system chip */
AM_RANGE(0xfe18, 0xfe1f) AM_NOP /* fe18-fe1f INTOFF/STATID ECONET Interrupt Off / ID No. */
AM_RANGE(0xfe20, 0xfe2f) AM_WRITE(bbc_videoULA_w) /* R: fe20-fe2f INTON ECONET Interrupt On */
/* W: fe20-fe2f Video ULA Video system chip */
AM_RANGE(0xfe30, 0xfe3f) AM_READWRITE(bbc_fe_r, bbc_page_selectb_w) /* R: fe30-fe3f NC Not Connected */
/* W: fe30-fe3f 84LS161 Paged ROM selector */
AM_RANGE(0xfe40, 0xfe5f) AM_DEVREADWRITE("via6522_0", via6522_device, read, write) /* fe40-fe5f 6522 VIA SYSTEM VIA */
AM_RANGE(0xfe60, 0xfe7f) AM_DEVREADWRITE("via6522_1", via6522_device, read, write) /* fe60-fe7f 6522 VIA USER VIA */
AM_RANGE(0xfe80, 0xfe9f) AM_READWRITE(bbc_disc_r, bbc_disc_w) /* fe80-fe9f 8271 FDC Floppy disc controller */
AM_RANGE(0xfea0, 0xfebf) AM_READ(bbc_fe_r) /* fea0-febf 68B54 ADLC ECONET controller */
AM_RANGE(0xfec0, 0xfedf) AM_DEVREADWRITE("upd7002", upd7002_device, read, write) /* fec0-fedf uPD7002 Analogue to digital converter */
AM_RANGE(0xfee0, 0xfeff) AM_READ(bbc_fe_r) /* fee0-feff Tube ULA Tube system interface */
AM_RANGE(0xff00, 0xffff) AM_ROM AM_REGION("os", 0x3f00) /* ff00-ffff OS Rom (continued) */
ADDRESS_MAP_END
static ADDRESS_MAP_START( bbcbp_mem, AS_PROGRAM, 8, bbc_state )
ADDRESS_MAP_UNMAP_HIGH
AM_RANGE(0x0000, 0x2fff) AM_READ_BANK("bank1") AM_WRITE(bbc_memorybp1_w) /* 0000-2fff Regular Ram */
AM_RANGE(0x3000, 0x7fff) AM_READ_BANK("bank2") AM_WRITE(bbc_memorybp2_w) /* 3000-7fff Video/Shadow Ram */
AM_RANGE(0x8000, 0xafff) AM_READ_BANK("bank4") AM_WRITE(bbc_memorybp4_w) /* 8000-afff Paged ROM or 12K of SWRAM */
AM_RANGE(0xb000, 0xbfff) AM_READ_BANK("bank6") /* b000-bfff Rest of paged ROM area */
AM_RANGE(0xc000, 0xfbff) AM_READ_BANK("bank7") /* c000-fbff OS ROM */
AM_RANGE(0xfc00, 0xfdff) AM_NOP /* fc00-fdff FRED & JIM Pages */
/* fe00-feff Shiela Address Page */
AM_RANGE(0xfe00, 0xfe07) AM_READWRITE(bbc_6845_r, bbc_6845_w) /* fe00-fe07 6845 CRTC Video controller */
AM_RANGE(0xfe08, 0xfe08) AM_MIRROR(0x06) AM_DEVREADWRITE("acia6850", acia6850_device, status_r, control_w)
AM_RANGE(0xfe09, 0xfe09) AM_MIRROR(0x06) AM_DEVREADWRITE("acia6850", acia6850_device, data_r, data_w)
AM_RANGE(0xfe10, 0xfe17) AM_READWRITE(bbc_fe_r, bbc_SerialULA_w) /* fe10-fe17 Serial ULA Serial system chip */
AM_RANGE(0xfe18, 0xfe1f) AM_NOP /* fe18-fe1f INTOFF/STATID ECONET Interrupt Off / ID No. */
AM_RANGE(0xfe20, 0xfe2f) AM_WRITE(bbc_videoULA_w) /* R: fe20-fe2f INTON ECONET Interrupt On */
/* W: fe20-fe2f Video ULA Video system chip */
AM_RANGE(0xfe30, 0xfe3f) AM_READWRITE(bbc_fe_r, bbc_page_selectbp_w) /* R: fe30-fe3f NC Not Connected */
/* W: fe30-fe3f 84LS161 Paged ROM selector */
AM_RANGE(0xfe40, 0xfe5f) AM_DEVREADWRITE("via6522_0", via6522_device, read, write) /* fe40-fe5f 6522 VIA SYSTEM VIA */
AM_RANGE(0xfe60, 0xfe7f) AM_DEVREADWRITE("via6522_1", via6522_device, read, write) /* fe60-fe7f 6522 VIA USER VIA */
AM_RANGE(0xfe80, 0xfe9f) AM_READWRITE(bbc_wd1770_read, bbc_wd1770_write) /* fe80-fe9f 1770 FDC Floppy disc controller */
AM_RANGE(0xfea0, 0xfebf) AM_READ(bbc_fe_r) /* fea0-febf 68B54 ADLC ECONET controller */
AM_RANGE(0xfec0, 0xfedf) AM_DEVREADWRITE("upd7002", upd7002_device, read, write) /* fec0-fedf uPD7002 Analogue to digital converter */
AM_RANGE(0xfee0, 0xfeff) AM_READ(bbc_fe_r) /* fee0-feff Tube ULA Tube system interface */
AM_RANGE(0xff00, 0xffff) AM_ROM AM_REGION("os", 0x3f00) /* ff00-ffff OS Rom (continued) */
ADDRESS_MAP_END
static ADDRESS_MAP_START( bbcbp128_mem, AS_PROGRAM, 8, bbc_state )
ADDRESS_MAP_UNMAP_HIGH
AM_RANGE(0x0000, 0x2fff) AM_READ_BANK("bank1") AM_WRITE(bbc_memorybp1_w) /* 0000-2fff Regular Ram */
AM_RANGE(0x3000, 0x7fff) AM_READ_BANK("bank2") AM_WRITE(bbc_memorybp2_w) /* 3000-7fff Video/Shadow Ram */
AM_RANGE(0x8000, 0xafff) AM_READ_BANK("bank4") AM_WRITE(bbc_memorybp4_128_w) /* 8000-afff Paged ROM or 12K of SWRAM */
AM_RANGE(0xb000, 0xbfff) AM_READ_BANK("bank6") AM_WRITE(bbc_memorybp6_128_w) /* b000-bfff Rest of paged ROM area */
AM_RANGE(0xc000, 0xfbff) AM_READ_BANK("bank7") /* c000-fbff OS ROM */
AM_RANGE(0xfc00, 0xfdff) AM_NOP /* fc00-fdff FRED & JIM Pages */
/* fe00-feff Shiela Address Page */
AM_RANGE(0xfe00, 0xfe07) AM_READWRITE(bbc_6845_r, bbc_6845_w) /* fe00-fe07 6845 CRTC Video controller */
AM_RANGE(0xfe08, 0xfe08) AM_MIRROR(0x06) AM_DEVREADWRITE("acia6850", acia6850_device, status_r, control_w)
AM_RANGE(0xfe09, 0xfe09) AM_MIRROR(0x06) AM_DEVREADWRITE("acia6850", acia6850_device, data_r, data_w)
AM_RANGE(0xfe10, 0xfe17) AM_READWRITE(bbc_fe_r, bbc_SerialULA_w) /* fe10-fe17 Serial ULA Serial system chip */
AM_RANGE(0xfe10, 0xfe17) AM_NOP /* fe10-fe17 Serial ULA Serial system chip */
AM_RANGE(0xfe18, 0xfe1f) AM_NOP /* fe18-fe1f INTOFF/STATID ECONET Interrupt Off / ID No. */
AM_RANGE(0xfe20, 0xfe2f) AM_WRITE(bbc_videoULA_w) /* R: fe20-fe2f INTON ECONET Interrupt On */
/* W: fe20-fe2f Video ULA Video system chip */
AM_RANGE(0xfe30, 0xfe3f) AM_READWRITE(bbc_fe_r, bbc_page_selectbp_w) /* R: fe30-fe3f NC Not Connected */
/* W: fe30-fe3f 84LS161 Paged ROM selector */
AM_RANGE(0xfe40, 0xfe5f) AM_DEVREADWRITE("via6522_0", via6522_device, read, write) /* fe40-fe5f 6522 VIA SYSTEM VIA */
AM_RANGE(0xfe60, 0xfe7f) AM_DEVREADWRITE("via6522_1", via6522_device, read, write) /* fe60-fe7f 6522 VIA USER VIA */
AM_RANGE(0xfe80, 0xfe9f) AM_READWRITE(bbc_wd1770_read, bbc_wd1770_write) /* fe80-fe9f 1770 FDC Floppy disc controller */
AM_RANGE(0xfea0, 0xfebf) AM_READ(bbc_fe_r) /* fea0-febf 68B54 ADLC ECONET controller */
AM_RANGE(0xfec0, 0xfedf) AM_DEVREADWRITE("upd7002", upd7002_device, read, write) /* fec0-fedf uPD7002 Analogue to digital converter */
AM_RANGE(0xfee0, 0xfeff) AM_READ(bbc_fe_r) /* fee0-feff Tube ULA Tube system interface */
AM_RANGE(0xff00, 0xffff) AM_ROM AM_REGION("os", 0x3f00) /* ff00-ffff OS Rom (continued) */
ADDRESS_MAP_END
/******************************************************************************
&FC00-&FCFF FRED
&FD00-&FDFF JIM
&FE00-&FEFF SHEILA Read Write
&00-&07 6845 CRTC Video controller Video Controller 8 ( 2 bytes x 4 )
&08-&0F 6850 ACIA Serial controller Serial Controller 8 ( 2 bytes x 4 )
&10-&17 Serial ULA - Serial system chip 8 ( 1 byte x 8 )
&18-&1F uPD7002 A to D converter A to D converter 8 ( 4 bytes x 2 )
&20-&23 Video ULA - Video system chip 4 ( 2 bytes x 2 )
&24-&27 FDC Latch 1770 Control latch 1770 Control latch 4 ( 1 byte x 4 )
&28-&2F 1770 registers 1770 Disc Controller 1170 Disc Controller 8 ( 4 bytes x 2 )
&30-&33 ROMSEL - ROM Select 4 ( 1 byte x 4 )
&34-&37 ACCCON ACCCON select reg. ACCCON select reg 4 ( 1 byte x 4 )
&38-&3F NC - -
&40-&5F 6522 VIA SYSTEM VIA SYSTEM VIA 32 (16 bytes x 2 ) 1MHz
&60-&7F 6522 VIA USER VIA USER VIA 32 (16 bytes x 2 ) 1MHz
&80-&9F Int. Modem Int. Modem Int Modem
&A0-&BF 68B54 ADLC ECONET controller ECONET controller 32 ( 4 bytes x 8 ) 2MHz
&C0-&DF NC - -
&E0-&FF Tube ULA Tube system interface Tube system interface 32 (32 bytes x 1 ) 2MHz
******************************************************************************/
static ADDRESS_MAP_START(bbcm_mem, AS_PROGRAM, 8, bbc_state )
AM_RANGE(0x0000, 0x2fff) AM_READ_BANK("bank1") AM_WRITE(bbc_memorybm1_w) /* 0000-2fff Regular Ram */
AM_RANGE(0x3000, 0x7fff) AM_READ_BANK("bank2") AM_WRITE(bbc_memorybm2_w) /* 3000-7fff Video/Shadow Ram */
AM_RANGE(0x8000, 0x8fff) AM_READ_BANK("bank4") AM_WRITE(bbc_memorybm4_w) /* 8000-8fff Paged ROM/RAM or 4K of RAM ANDY */
AM_RANGE(0x9000, 0xbfff) AM_READ_BANK("bank5") AM_WRITE(bbc_memorybm5_w) /* 9000-bfff Rest of paged ROM/RAM area */
AM_RANGE(0xc000, 0xdfff) AM_READ_BANK("bank7") AM_WRITE(bbc_memorybm7_w) /* c000-dfff OS ROM or 8K of RAM HAZEL */
AM_RANGE(0xe000, 0xfbff) AM_ROM AM_REGION("os", 0x2000) /* e000-fbff OS ROM */
AM_RANGE(0xfc00, 0xfeff) AM_READ_BANK("bank8") AM_WRITE(bbcm_w) /* this is now processed directly because it can be ROM or hardware */
AM_RANGE(0xff00, 0xffff) AM_ROM AM_REGION("os", 0x3f00) /* ff00-ffff OS ROM (continued) */
ADDRESS_MAP_END
static const rgb_t bbc_palette[8]=
{
rgb_t(0x0ff,0x0ff,0x0ff),
rgb_t(0x000,0x0ff,0x0ff),
rgb_t(0x0ff,0x000,0x0ff),
rgb_t(0x000,0x000,0x0ff),
rgb_t(0x0ff,0x0ff,0x000),
rgb_t(0x000,0x0ff,0x000),
rgb_t(0x0ff,0x000,0x000),
rgb_t(0x000,0x000,0x000)
};
PALETTE_INIT_MEMBER(bbc_state, bbc)
{
palette.set_pen_colors(0, bbc_palette, ARRAY_LENGTH(bbc_palette));
}
INPUT_CHANGED_MEMBER(bbc_state::trigger_reset)
{
m_maincpu->set_input_line(INPUT_LINE_RESET, newval ? CLEAR_LINE : ASSERT_LINE);
}
/* Port Key description Emulated key Natural key Shift 1 Shift 2 (Ctrl) */
static INPUT_PORTS_START(bbc_keyboard)
PORT_START("COL0")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("SHIFT") PORT_CODE(KEYCODE_RSHIFT) PORT_CODE(KEYCODE_LSHIFT) PORT_CHAR(UCHAR_SHIFT_1)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Q") PORT_CODE(KEYCODE_Q) PORT_CHAR('Q')
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F0") PORT_CODE(KEYCODE_F1) PORT_CHAR(UCHAR_MAMEKEY(F1))
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("1 !") PORT_CODE(KEYCODE_1) PORT_CHAR('1') PORT_CHAR('!')
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("CAPSLOCK") PORT_CODE(KEYCODE_CAPSLOCK) PORT_CHAR(UCHAR_MAMEKEY(CAPSLOCK))
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("SHIFTLOCK") PORT_CODE(KEYCODE_LALT) PORT_CHAR(UCHAR_MAMEKEY(LALT))
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("TAB") PORT_CODE(KEYCODE_TAB) PORT_CHAR('\t')
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("ESCAPE") PORT_CODE(KEYCODE_ESC) PORT_CHAR(UCHAR_MAMEKEY(ESC))
PORT_START("COL1")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("CTRL") PORT_CODE(KEYCODE_LCONTROL) PORT_CODE(KEYCODE_RCONTROL) PORT_CHAR(UCHAR_SHIFT_2)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("3 #") PORT_CODE(KEYCODE_3) PORT_CHAR('3') PORT_CHAR('#')
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("W") PORT_CODE(KEYCODE_W) PORT_CHAR('W')
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("2 \"") PORT_CODE(KEYCODE_2) PORT_CHAR('2') PORT_CHAR('\"')
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("A") PORT_CODE(KEYCODE_A) PORT_CHAR('A')
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("S") PORT_CODE(KEYCODE_S) PORT_CHAR('S')
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Z") PORT_CODE(KEYCODE_Z) PORT_CHAR('Z')
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F1") PORT_CODE(KEYCODE_F2) PORT_CHAR(UCHAR_MAMEKEY(F2))
PORT_START("COL2")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("4") PORT_CODE(KEYCODE_4) PORT_CHAR('4') PORT_CHAR('$')
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("E") PORT_CODE(KEYCODE_E) PORT_CHAR('E')
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("D") PORT_CODE(KEYCODE_D) PORT_CHAR('D')
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("X") PORT_CODE(KEYCODE_X) PORT_CHAR('X')
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("C") PORT_CODE(KEYCODE_C) PORT_CHAR('C')
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("SPACE") PORT_CODE(KEYCODE_SPACE) PORT_CHAR(' ')
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F2") PORT_CODE(KEYCODE_F3) PORT_CHAR(UCHAR_MAMEKEY(F3))
PORT_START("COL3")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("5 %") PORT_CODE(KEYCODE_5) PORT_CHAR('5') PORT_CHAR('%')
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("T") PORT_CODE(KEYCODE_T) PORT_CHAR('T')
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("R") PORT_CODE(KEYCODE_R) PORT_CHAR('R')
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F") PORT_CODE(KEYCODE_F) PORT_CHAR('F')
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("G") PORT_CODE(KEYCODE_G) PORT_CHAR('G')
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("V") PORT_CODE(KEYCODE_V) PORT_CHAR('V')
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F3") PORT_CODE(KEYCODE_F4) PORT_CHAR(UCHAR_MAMEKEY(F4))
PORT_START("COL4")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F4") PORT_CODE(KEYCODE_F5) PORT_CHAR(UCHAR_MAMEKEY(F5))
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("7 \\") PORT_CODE(KEYCODE_7) PORT_CHAR('7') PORT_CHAR('\'')
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("6 &") PORT_CODE(KEYCODE_6) PORT_CHAR('6') PORT_CHAR('&')
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Y") PORT_CODE(KEYCODE_Y) PORT_CHAR('Y')
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("H") PORT_CODE(KEYCODE_H) PORT_CHAR('H')
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("B") PORT_CODE(KEYCODE_B) PORT_CHAR('B')
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F5") PORT_CODE(KEYCODE_F6) PORT_CHAR(UCHAR_MAMEKEY(F6))
PORT_START("COL5")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("8 (") PORT_CODE(KEYCODE_8) PORT_CHAR('8') PORT_CHAR('(')
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("I") PORT_CODE(KEYCODE_I) PORT_CHAR('I')
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("U") PORT_CODE(KEYCODE_U) PORT_CHAR('U')
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("J") PORT_CODE(KEYCODE_J) PORT_CHAR('J')
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("N") PORT_CODE(KEYCODE_N) PORT_CHAR('N')
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("M") PORT_CODE(KEYCODE_M) PORT_CHAR('M')
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F6") PORT_CODE(KEYCODE_F7) PORT_CHAR(UCHAR_MAMEKEY(F7))
PORT_START("COL6")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F7") PORT_CODE(KEYCODE_F8) PORT_CHAR(UCHAR_MAMEKEY(F8))
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("9 )") PORT_CODE(KEYCODE_9) PORT_CHAR('9') PORT_CHAR(')')
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("O") PORT_CODE(KEYCODE_O) PORT_CHAR('O')
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("K") PORT_CODE(KEYCODE_K) PORT_CHAR('K')
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("L") PORT_CODE(KEYCODE_L) PORT_CHAR('L')
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME(", <") PORT_CODE(KEYCODE_COMMA) PORT_CHAR(',') PORT_CHAR('<')
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F8") PORT_CODE(KEYCODE_F9) PORT_CHAR(UCHAR_MAMEKEY(F9))
PORT_START("COL7")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("- =") PORT_CODE(KEYCODE_MINUS) PORT_CHAR('-') PORT_CHAR('=')
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("0") PORT_CODE(KEYCODE_0) PORT_CHAR('0')
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("P") PORT_CODE(KEYCODE_P) PORT_CHAR('P')
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("@") PORT_CODE(KEYCODE_BACKSLASH) PORT_CHAR('@')
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("; +") PORT_CODE(KEYCODE_COLON) PORT_CHAR(';') PORT_CHAR('+')
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME(". >") PORT_CODE(KEYCODE_STOP) PORT_CHAR('.') PORT_CHAR('>')
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("F9") PORT_CODE(KEYCODE_F10) PORT_CHAR(UCHAR_MAMEKEY(F10))
PORT_START("COL8")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("^ ~") PORT_CODE(KEYCODE_EQUALS) PORT_CHAR('^') PORT_CHAR('~')
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("_ \xC2\xA3") PORT_CODE(KEYCODE_TILDE) PORT_CHAR('_') PORT_CHAR('\xA3')
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("[ {") PORT_CODE(KEYCODE_OPENBRACE) PORT_CHAR('[') PORT_CHAR('{')
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME(": *") PORT_CODE(KEYCODE_QUOTE) PORT_CHAR(':') PORT_CHAR('*')
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("] }") PORT_CODE(KEYCODE_CLOSEBRACE) PORT_CHAR(']') PORT_CHAR('}')
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("/ ?") PORT_CODE(KEYCODE_SLASH) PORT_CHAR('/') PORT_CHAR('?')
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("\\ |") PORT_CODE(KEYCODE_BACKSLASH2) PORT_CHAR('\\') PORT_CHAR('|')
PORT_START("COL9")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("LEFT") PORT_CODE(KEYCODE_LEFT) PORT_CHAR(UCHAR_MAMEKEY(LEFT))
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("DOWN") PORT_CODE(KEYCODE_DOWN) PORT_CHAR(UCHAR_MAMEKEY(DOWN))
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("UP") PORT_CODE(KEYCODE_UP) PORT_CHAR(UCHAR_MAMEKEY(UP))
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("RETURN") PORT_CODE(KEYCODE_ENTER) PORT_CHAR(13)
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("DELETE") PORT_CODE(KEYCODE_DEL) PORT_CODE(KEYCODE_BACKSPACE) PORT_CHAR(8)
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("COPY") PORT_CODE(KEYCODE_END) PORT_CHAR(UCHAR_MAMEKEY(END))
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("RIGHT") PORT_CODE(KEYCODE_RIGHT) PORT_CHAR(UCHAR_MAMEKEY(RIGHT))
PORT_START("BRK")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("BREAK") PORT_CODE(KEYCODE_F12) PORT_CHAR(UCHAR_MAMEKEY(F12)) PORT_CHANGED_MEMBER(DEVICE_SELF, bbc_state, trigger_reset, 0)
/* Keyboard columns 10 -> 12 are reserved for BBC Master */
PORT_START("COL10")
PORT_START("COL11")
PORT_START("COL12")
PORT_START("IN0")
PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_BUTTON1 )
PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_BUTTON2 )
INPUT_PORTS_END
static INPUT_PORTS_START(bbc_keypad)
PORT_MODIFY("COL10")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Keypad 6") PORT_CODE(KEYCODE_6_PAD) PORT_CHAR(UCHAR_MAMEKEY(6_PAD))
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Keypad 8") PORT_CODE(KEYCODE_8_PAD) PORT_CHAR(UCHAR_MAMEKEY(8_PAD))
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Keypad +") PORT_CODE(KEYCODE_PLUS_PAD) PORT_CHAR(UCHAR_MAMEKEY(PLUS_PAD))
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Keypad /") PORT_CODE(KEYCODE_SLASH_PAD) PORT_CHAR(UCHAR_MAMEKEY(SLASH_PAD))
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Keypad #") PORT_CODE(KEYCODE_NUMLOCK) PORT_CHAR(UCHAR_MAMEKEY(NUMLOCK))
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Keypad 0") PORT_CODE(KEYCODE_0_PAD) PORT_CHAR(UCHAR_MAMEKEY(0_PAD))
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Keypad 4") PORT_CODE(KEYCODE_4_PAD) PORT_CHAR(UCHAR_MAMEKEY(4_PAD))
PORT_MODIFY("COL11")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Keypad 7") PORT_CODE(KEYCODE_7_PAD) PORT_CHAR(UCHAR_MAMEKEY(7_PAD))
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Keypad 9") PORT_CODE(KEYCODE_9_PAD) PORT_CHAR(UCHAR_MAMEKEY(9_PAD))
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Keypad -") PORT_CODE(KEYCODE_MINUS_PAD) PORT_CHAR(UCHAR_MAMEKEY(MINUS_PAD))
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Keypad DELETE") PORT_CODE(KEYCODE_DEL_PAD) PORT_CHAR(UCHAR_MAMEKEY(DEL_PAD))
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Keypad *") PORT_CODE(KEYCODE_ASTERISK) PORT_CHAR(UCHAR_MAMEKEY(ASTERISK))
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Keypad 1") PORT_CODE(KEYCODE_1_PAD) PORT_CHAR(UCHAR_MAMEKEY(1_PAD))
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Keypad 5") PORT_CODE(KEYCODE_5_PAD) PORT_CHAR(UCHAR_MAMEKEY(5_PAD))
PORT_MODIFY("COL12")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_UNUSED)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Keypad RETURN") PORT_CODE(KEYCODE_ENTER_PAD) PORT_CHAR(UCHAR_MAMEKEY(ENTER_PAD))
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Keypad .") PORT_CODE(KEYCODE_STOP) PORT_CHAR(UCHAR_MAMEKEY(STOP))
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Keypad ,") PORT_CODE(KEYCODE_COMMA) PORT_CHAR(UCHAR_MAMEKEY(COMMA))
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Keypad 3") PORT_CODE(KEYCODE_3_PAD) PORT_CHAR(UCHAR_MAMEKEY(3_PAD))
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_NAME("Keypad 2") PORT_CODE(KEYCODE_2_PAD) PORT_CHAR(UCHAR_MAMEKEY(2_PAD))
INPUT_PORTS_END
static INPUT_PORTS_START(bbc_dipswitch)
PORT_MODIFY("COL2")
PORT_DIPNAME(0x01, 0x01, "DIP 8 (Default File System)")
PORT_DIPSETTING( 0x00, "NFS" )
PORT_DIPSETTING( 0x01, "DFS" )
PORT_MODIFY("COL3")
PORT_DIPNAME(0x01, 0x01, "DIP 7 (Not Used)")
PORT_DIPSETTING( 0x00, DEF_STR( Off ))
PORT_DIPSETTING( 0x01, DEF_STR( On ))
PORT_MODIFY("COL4")
PORT_DIPNAME(0x01, 0x01, "DIP 6 (Disc Timings)")
PORT_DIPSETTING( 0x00, DEF_STR( Off ))
PORT_DIPSETTING( 0x01, DEF_STR( On ))
PORT_MODIFY("COL5")
PORT_DIPNAME(0x01, 0x01, "DIP 5 (Disc Timings)")
PORT_DIPSETTING( 0x00, DEF_STR( Off ))
PORT_DIPSETTING( 0x01, DEF_STR( On ))
PORT_MODIFY("COL6")
PORT_DIPNAME(0x01, 0x01, "DIP 4 (Boot)")
PORT_DIPSETTING( 0x00, "SHIFT" )
PORT_DIPSETTING( 0x01, "SHIFT-BREAK" )
PORT_MODIFY("COL7")
PORT_DIPNAME(0x01, 0x01, "DIP 3 (Screen Mode)")
PORT_DIPSETTING( 0x00, "+0" )
PORT_DIPSETTING( 0x01, "+4" )
PORT_MODIFY("COL8")
PORT_DIPNAME(0x01, 0x01, "DIP 2 (Screen Mode)")
PORT_DIPSETTING( 0x00, "+0" )
PORT_DIPSETTING( 0x01, "+2" )
PORT_MODIFY("COL9")
PORT_DIPNAME(0x01, 0x01, "DIP 1 (Screen Mode)")
PORT_DIPSETTING( 0x00, "+0" )
PORT_DIPSETTING( 0x01, "+1" )
INPUT_PORTS_END
static INPUT_PORTS_START(bbc_joy)
PORT_START("JOY0")
PORT_BIT( 0xff, 0x80, IPT_AD_STICK_X) PORT_SENSITIVITY(100) PORT_KEYDELTA(10) PORT_MINMAX(0x0,0xff ) PORT_PLAYER(1)
PORT_START("JOY1")
PORT_BIT( 0xff, 0x80, IPT_AD_STICK_Y) PORT_SENSITIVITY(100) PORT_KEYDELTA(10) PORT_MINMAX(0x0,0xff ) PORT_PLAYER(1)
PORT_START("JOY2")
PORT_BIT( 0xff, 0x80, IPT_AD_STICK_X) PORT_SENSITIVITY(100) PORT_KEYDELTA(10) PORT_MINMAX(0x0,0xff ) PORT_PLAYER(2)
PORT_START("JOY3")
PORT_BIT( 0xff, 0x80, IPT_AD_STICK_Y) PORT_SENSITIVITY(100) PORT_KEYDELTA(10) PORT_MINMAX(0x0,0xff ) PORT_PLAYER(2)
INPUT_PORTS_END
static INPUT_PORTS_START(bbc_config)
PORT_START("BBCCONFIG")
// PORT_CONFNAME( 0x01, 0x00, "Speech Upgrade" )
// PORT_CONFSETTING( 0x00, DEF_STR( On ) )
// PORT_CONFSETTING( 0x01, DEF_STR( Off ) )
PORT_CONFNAME( 0x07, 0x00, "DFS Select" )
PORT_CONFSETTING( 0x00, "Acorn DFS 0.90 (read only)" )
PORT_CONFSETTING( 0x01, "Acorn DNFS 1.20 (read only)" )
PORT_CONFSETTING( 0x02, "Watford DFS 1.44 (read only)" )
PORT_CONFSETTING( 0x03, "Acorn DFS E00 (hack / read only)" )
PORT_CONFSETTING( 0x04, "Acorn DDFS" )
PORT_CONFSETTING( 0x05, "Watford DDFS (not working)" )
PORT_CONFSETTING( 0x06, "Opus Challenger 512K (RAM drive only)" )
PORT_CONFSETTING( 0x07, DEF_STR( None ) )
PORT_CONFNAME( 0x18, 0x00, "Sideways RAM Type" )
PORT_CONFSETTING( 0x00, DEF_STR( None ) )
PORT_CONFSETTING( 0x08, "Solidisk 128K (fe62)" )
PORT_CONFSETTING( 0x10, "Acorn 64K (fe30)" )
PORT_CONFSETTING( 0x18, "Acorn 128K (fe30)" )
// PORT_CONFSETTING( 0x20, "ATPL Sidewise 16K" )
INPUT_PORTS_END
static INPUT_PORTS_START(bbca)
PORT_INCLUDE(bbc_keyboard)
PORT_INCLUDE(bbc_dipswitch)
INPUT_PORTS_END
static INPUT_PORTS_START(bbcb)
PORT_INCLUDE(bbc_config)
PORT_INCLUDE(bbc_keyboard)
PORT_INCLUDE(bbc_dipswitch)
PORT_INCLUDE(bbc_joy)
INPUT_PORTS_END
static INPUT_PORTS_START(bbcm)
PORT_INCLUDE(bbc_keyboard)
PORT_INCLUDE(bbc_keypad)
PORT_INCLUDE(bbc_joy)
INPUT_PORTS_END
INTERRUPT_GEN_MEMBER(bbc_state::bbcb_vsync)
{
via6522_device *via_0 = machine().device<via6522_device>("via6522_0");
via_0->write_ca1(1);
via_0->write_ca1(0);
}
//static const struct TMS5220interface tms5220_interface =
//{
// 680000L,
// 50,
// bbc_TMSint
//};
WRITE_LINE_MEMBER(bbc_state::bbcb_acia6850_irq_w)
{
m_acia_irq = state;
check_interrupts();
}
static LEGACY_FLOPPY_OPTIONS_START(bbc)
LEGACY_FLOPPY_OPTION( ssd80, "bbc,img,ssd", "BBC SSD disk image", basicdsk_identify_default, basicdsk_construct_default, NULL,
HEADS([1])
TRACKS([80])
SECTORS([10])
SECTOR_LENGTH([256])
FIRST_SECTOR_ID([0]))
LEGACY_FLOPPY_OPTION( dsd80, "dsd", "BBC DSD disk image", basicdsk_identify_default, basicdsk_construct_default, NULL,
HEADS([2])
TRACKS([80])
SECTORS([10])
SECTOR_LENGTH([256])
FIRST_SECTOR_ID([0]))
LEGACY_FLOPPY_OPTIONS_END
static const floppy_interface bbc_floppy_interface =
{
FLOPPY_STANDARD_5_25_DSDD,
LEGACY_FLOPPY_OPTIONS_NAME(bbc),
"floppy_5_25"
};
FLOPPY_FORMATS_MEMBER( bbc_state::floppy_formats )
FLOPPY_BBC_FORMAT
FLOPPY_FORMATS_END
static SLOT_INTERFACE_START( bbc_floppies )
SLOT_INTERFACE("sssd", FLOPPY_525_SSSD)
SLOT_INTERFACE("sd", FLOPPY_525_SD)
SLOT_INTERFACE("ssdd", FLOPPY_525_SSDD)
SLOT_INTERFACE("dd", FLOPPY_525_DD)
SLOT_INTERFACE("ssqd", FLOPPY_525_SSQD)
SLOT_INTERFACE("qd", FLOPPY_525_QD)
SLOT_INTERFACE_END
WRITE_LINE_MEMBER(bbc_state::econet_clk_w)
{
m_adlc->rxc_w(state);
m_adlc->txc_w(state);
}
// 4 x EPROM sockets (16K) in BBC-A, these should grow to 16 for BBC-B and later...
static MACHINE_CONFIG_FRAGMENT( bbc_eprom_sockets )
MCFG_GENERIC_SOCKET_ADD("exp_rom1", generic_linear_slot, "bbc_cart")
MCFG_GENERIC_EXTENSIONS("bin,rom")
MCFG_GENERIC_LOAD(bbc_state, exp1_load)
MCFG_GENERIC_SOCKET_ADD("exp_rom2", generic_linear_slot, "bbc_cart")
MCFG_GENERIC_EXTENSIONS("bin,rom")
MCFG_GENERIC_LOAD(bbc_state, exp2_load)
MCFG_GENERIC_SOCKET_ADD("exp_rom3", generic_linear_slot, "bbc_cart")
MCFG_GENERIC_EXTENSIONS("bin,rom")
MCFG_GENERIC_LOAD(bbc_state, exp3_load)
MCFG_GENERIC_SOCKET_ADD("exp_rom4", generic_linear_slot, "bbc_cart")
MCFG_GENERIC_EXTENSIONS("bin,rom")
MCFG_GENERIC_LOAD(bbc_state, exp4_load)
MACHINE_CONFIG_END
static MACHINE_CONFIG_START( bbca, bbc_state )
/* basic machine hardware */
MCFG_CPU_ADD("maincpu", M6502, 2000000) /* 2.00 MHz */
MCFG_CPU_PROGRAM_MAP(bbca_mem)
MCFG_CPU_VBLANK_INT_DRIVER("screen", bbc_state, bbcb_vsync) /* screen refresh interrupts */
MCFG_CPU_PERIODIC_INT_DRIVER(bbc_state, bbcb_keyscan, 1000) /* scan keyboard */
MCFG_QUANTUM_TIME(attotime::from_hz(60))
/* internal ram */
MCFG_RAM_ADD(RAM_TAG)
MCFG_RAM_DEFAULT_SIZE("16K")
MCFG_RAM_EXTRA_OPTIONS("32K")
MCFG_RAM_DEFAULT_VALUE(0x00)
MCFG_MACHINE_START_OVERRIDE(bbc_state, bbca)
MCFG_MACHINE_RESET_OVERRIDE(bbc_state, bbca)
/* video hardware */
MCFG_SCREEN_ADD("screen", RASTER)
MCFG_SCREEN_SIZE(640, 256)
MCFG_SCREEN_VISIBLE_AREA(0, 640-1, 0, 256-1)
MCFG_SCREEN_REFRESH_RATE(50)
MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(128))
MCFG_SCREEN_UPDATE_DEVICE("mc6845", mc6845_device, screen_update)
MCFG_PALETTE_ADD("palette", 16)
MCFG_PALETTE_INIT_OWNER(bbc_state,bbc)
MCFG_DEVICE_ADD("saa5050", SAA5050, XTAL_12MHz/2)
MCFG_SAA5050_SCREEN_SIZE(40, 24, 40)
/* crtc */
MCFG_MC6845_ADD("mc6845", MC6845, "screen", 2000000)
MCFG_MC6845_SHOW_BORDER_AREA(false)
MCFG_MC6845_CHAR_WIDTH(8)
MCFG_MC6845_UPDATE_ROW_CB(bbc_state, crtc_update_row)
MCFG_MC6845_OUT_VSYNC_CB(WRITELINE(bbc_state, bbc_vsync))
MCFG_VIDEO_START_OVERRIDE(bbc_state, bbca)
MCFG_DEFAULT_LAYOUT(layout_bbc)
/* sound hardware */
MCFG_SPEAKER_STANDARD_MONO("mono")
MCFG_SOUND_ADD("sn76489", SN76489, 4000000) /* 4 MHz */
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 1.00)
/* cassette */
MCFG_CASSETTE_ADD( "cassette" )
MCFG_CASSETTE_FORMATS(bbc_cassette_formats)
MCFG_CASSETTE_DEFAULT_STATE(CASSETTE_PLAY)
MCFG_CASSETTE_INTERFACE("bbc_cass")
/* software lists */
MCFG_SOFTWARE_LIST_ADD("cass_ls_a", "bbca_cass")
/* acia */
MCFG_DEVICE_ADD("acia6850", ACIA6850, 0)
MCFG_ACIA6850_TXD_HANDLER(WRITELINE(bbc_state, bbc_txd_w))
MCFG_ACIA6850_RTS_HANDLER(WRITELINE(bbc_state, bbc_rts_w))
MCFG_ACIA6850_IRQ_HANDLER(WRITELINE(bbc_state, bbcb_acia6850_irq_w))
MCFG_RS232_PORT_ADD(RS232_TAG, default_rs232_devices, NULL)
MCFG_RS232_RXD_HANDLER(WRITELINE(bbc_state, write_rxd_serial))
MCFG_RS232_DCD_HANDLER(WRITELINE(bbc_state, write_dcd_serial))
MCFG_RS232_CTS_HANDLER(WRITELINE(bbc_state, write_cts_serial))
MCFG_DEVICE_ADD("acia_clock", CLOCK, XTAL_16MHz / 13)
MCFG_CLOCK_SIGNAL_HANDLER(WRITELINE(bbc_state, write_acia_clock))
/* system via */
MCFG_DEVICE_ADD("via6522_0", VIA6522, 1000000)
MCFG_VIA6522_READPA_HANDLER(READ8(bbc_state, bbcb_via_system_read_porta))
MCFG_VIA6522_READPB_HANDLER(READ8(bbc_state, bbcb_via_system_read_portb))
MCFG_VIA6522_WRITEPA_HANDLER(WRITE8(bbc_state, bbcb_via_system_write_porta))
MCFG_VIA6522_WRITEPB_HANDLER(WRITE8(bbc_state, bbcb_via_system_write_portb))
MCFG_VIA6522_IRQ_HANDLER(WRITELINE(bbc_state, bbcb_via_system_irq_w))
/* EPROM sockets */
MCFG_FRAGMENT_ADD(bbc_eprom_sockets)
MACHINE_CONFIG_END
static MACHINE_CONFIG_DERIVED( bbcb, bbca )
/* basic machine hardware */
MCFG_CPU_MODIFY( "maincpu" )
MCFG_CPU_PROGRAM_MAP(bbcb_mem)
MCFG_MACHINE_START_OVERRIDE(bbc_state, bbcb)
MCFG_MACHINE_RESET_OVERRIDE(bbc_state, bbcb)
MCFG_VIDEO_START_OVERRIDE(bbc_state, bbcb)
/* internal ram */
MCFG_RAM_MODIFY(RAM_TAG)
MCFG_RAM_DEFAULT_SIZE("32K")
MCFG_RAM_DEFAULT_VALUE(0x00)
/* speech hardware */
// MCFG_SOUND_ADD("tms5220", TMS5220, 640000)
// MCFG_TMS52XX_SPEECHROM("vsm")
/* user via */
MCFG_DEVICE_ADD("via6522_1", VIA6522, 1000000)
MCFG_VIA6522_READPB_HANDLER(READ8(bbc_state, bbcb_via_user_read_portb))
MCFG_VIA6522_WRITEPA_HANDLER(DEVWRITE8("cent_data_out", output_latch_device, write))
MCFG_VIA6522_WRITEPB_HANDLER(WRITE8(bbc_state, bbcb_via_user_write_portb))
MCFG_VIA6522_CA2_HANDLER(DEVWRITELINE("centronics", centronics_device, write_strobe))
MCFG_VIA6522_IRQ_HANDLER(WRITELINE(bbc_state, bbcb_via_user_irq_w))
/* adc */
MCFG_DEVICE_ADD("upd7002", UPD7002, 0)
MCFG_UPD7002_GET_ANALOGUE_CB(bbc_state, BBC_get_analogue_input)
MCFG_UPD7002_EOC_CB(bbc_state, BBC_uPD7002_EOC)
/* printer */
MCFG_CENTRONICS_ADD("centronics", centronics_devices, "printer")
MCFG_CENTRONICS_ACK_HANDLER(DEVWRITELINE("via6522_1", via6522_device, write_ca1)) MCFG_DEVCB_INVERT /* ack seems to be inverted? */
MCFG_CENTRONICS_OUTPUT_LATCH_ADD("cent_data_out", "centronics")
/* fdc */
MCFG_DEVICE_ADD("i8271", I8271, 0)
MCFG_I8271_IRQ_CALLBACK(WRITELINE(bbc_state, bbc_i8271_interrupt))
MCFG_I8271_FLOPPIES(FLOPPY_0, FLOPPY_1)
MCFG_LEGACY_FLOPPY_2_DRIVES_ADD(bbc_floppy_interface)
MCFG_WD1770_ADD("wd177x", XTAL_16MHz / 2)
MCFG_WD_FDC_INTRQ_CALLBACK(WRITELINE(bbc_state, bbc_wd177x_intrq_w))
MCFG_WD_FDC_DRQ_CALLBACK(WRITELINE(bbc_state, bbc_wd177x_drq_w))
MCFG_FLOPPY_DRIVE_ADD("wd177x:0", bbc_floppies, "qd", bbc_state::floppy_formats)
MCFG_FLOPPY_DRIVE_ADD("wd177x:1", bbc_floppies, "qd", bbc_state::floppy_formats)
/* software lists */
MCFG_DEVICE_REMOVE("cass_ls_a")
MCFG_SOFTWARE_LIST_ADD("cass_ls_b", "bbcb_cass")
MCFG_SOFTWARE_LIST_COMPATIBLE_ADD("cass_ls_a", "bbca_cass")
MACHINE_CONFIG_END
static MACHINE_CONFIG_DERIVED( bbcb_us, bbca )
/* basic machine hardware */
MCFG_CPU_MODIFY( "maincpu" )
MCFG_CPU_PROGRAM_MAP(bbcb_mem)
MCFG_MACHINE_START_OVERRIDE(bbc_state, bbcb )
MCFG_MACHINE_RESET_OVERRIDE(bbc_state, bbcb )
MCFG_VIDEO_START_OVERRIDE(bbc_state, bbcb )
/* internal ram */
MCFG_RAM_MODIFY(RAM_TAG)
MCFG_RAM_DEFAULT_SIZE("32K")
MCFG_RAM_DEFAULT_VALUE(0x00)
/* speech hardware */
// MCFG_SOUND_ADD("tms5220", TMS5220, 640000)
// MCFG_TMS52XX_SPEECHROM("vsm")
/* video hardware */
MCFG_SCREEN_MODIFY("screen")
MCFG_SCREEN_SIZE(640, 200)
MCFG_SCREEN_VISIBLE_AREA(0, 640-1, 0, 200-1)
MCFG_SCREEN_REFRESH_RATE(60)
/* system via */
MCFG_DEVICE_ADD("via6522_1", VIA6522, 1000000)
MCFG_VIA6522_READPB_HANDLER(READ8(bbc_state, bbcb_via_user_read_portb))
MCFG_VIA6522_WRITEPA_HANDLER(DEVWRITE8("cent_data_out", output_latch_device, write))
MCFG_VIA6522_WRITEPB_HANDLER(WRITE8(bbc_state, bbcb_via_user_write_portb))
MCFG_VIA6522_CA2_HANDLER(DEVWRITELINE("centronics", centronics_device, write_strobe))
MCFG_VIA6522_IRQ_HANDLER(WRITELINE(bbc_state, bbcb_via_user_irq_w))
/* adc */
MCFG_DEVICE_ADD("upd7002", UPD7002, 0)
MCFG_UPD7002_GET_ANALOGUE_CB(bbc_state, BBC_get_analogue_input)
MCFG_UPD7002_EOC_CB(bbc_state, BBC_uPD7002_EOC)
/* printer */
MCFG_CENTRONICS_ADD("centronics", centronics_devices, "printer")
MCFG_CENTRONICS_ACK_HANDLER(DEVWRITELINE("via6522_1", via6522_device, write_ca1)) MCFG_DEVCB_INVERT /* ack seems to be inverted? */
MCFG_CENTRONICS_OUTPUT_LATCH_ADD("cent_data_out", "centronics")
/* fdc */
MCFG_DEVICE_ADD("i8271", I8271, 0)
MCFG_I8271_IRQ_CALLBACK(WRITELINE(bbc_state, bbc_i8271_interrupt))
MCFG_I8271_FLOPPIES(FLOPPY_0, FLOPPY_1)
MCFG_LEGACY_FLOPPY_2_DRIVES_ADD(bbc_floppy_interface)
MCFG_WD1770_ADD("wd177x", XTAL_16MHz / 2)
MCFG_WD_FDC_INTRQ_CALLBACK(WRITELINE(bbc_state, bbc_wd177x_intrq_w))
MCFG_WD_FDC_DRQ_CALLBACK(WRITELINE(bbc_state, bbc_wd177x_drq_w))
MCFG_FLOPPY_DRIVE_ADD("wd177x:0", bbc_floppies, "qd", bbc_state::floppy_formats)
MCFG_FLOPPY_DRIVE_ADD("wd177x:1", bbc_floppies, "qd", bbc_state::floppy_formats)
/* software lists */
MCFG_DEVICE_REMOVE("cass_ls_a")
MCFG_SOFTWARE_LIST_ADD("cass_ls_b", "bbcb_cass")
MCFG_SOFTWARE_LIST_COMPATIBLE_ADD("cass_ls_a", "bbca_cass")
MACHINE_CONFIG_END
static MACHINE_CONFIG_DERIVED( bbcbp, bbcb )
/* basic machine hardware */
MCFG_CPU_MODIFY( "maincpu" ) /* M6512 */
MCFG_CPU_PROGRAM_MAP(bbcbp_mem)
MCFG_MACHINE_START_OVERRIDE(bbc_state, bbcbp)
MCFG_MACHINE_RESET_OVERRIDE(bbc_state, bbcbp)
MCFG_VIDEO_START_OVERRIDE(bbc_state, bbcbp)
/* internal ram */
MCFG_RAM_MODIFY(RAM_TAG)
MCFG_RAM_DEFAULT_SIZE("64K")
MCFG_RAM_DEFAULT_VALUE(0x00)
/* fdc */
MCFG_DEVICE_REMOVE("i8271")
MCFG_DEVICE_REMOVE(FLOPPY_0)
MCFG_DEVICE_REMOVE(FLOPPY_1)
MACHINE_CONFIG_END
static MACHINE_CONFIG_DERIVED( bbcbp128, bbcbp )
/* basic machine hardware */
MCFG_CPU_MODIFY( "maincpu" ) /* M6512 */
MCFG_CPU_PROGRAM_MAP(bbcbp128_mem)
MCFG_MACHINE_START_OVERRIDE(bbc_state, bbcbp)
MCFG_MACHINE_RESET_OVERRIDE(bbc_state, bbcbp)
MCFG_VIDEO_START_OVERRIDE(bbc_state, bbcbp)
/* internal ram */
MCFG_RAM_MODIFY(RAM_TAG)
MCFG_RAM_DEFAULT_SIZE("128K")
MCFG_RAM_DEFAULT_VALUE(0x00)
MACHINE_CONFIG_END
/* BBC Master Series */
static MACHINE_CONFIG_START( bbcm, bbc_state )
/* basic machine hardware */
MCFG_CPU_ADD("maincpu", M65SC02, 2000000) /* 2.00 MHz */
MCFG_CPU_PROGRAM_MAP(bbcm_mem)
MCFG_CPU_VBLANK_INT_DRIVER("screen", bbc_state, bbcb_vsync) /* screen refresh interrupts */
MCFG_CPU_PERIODIC_INT_DRIVER(bbc_state, bbcb_keyscan, 1000) /* scan keyboard */
MCFG_QUANTUM_TIME(attotime::from_hz(60))
/* internal ram */
MCFG_RAM_ADD(RAM_TAG)
MCFG_RAM_DEFAULT_SIZE("128K")
MCFG_RAM_DEFAULT_VALUE(0x00)
MCFG_MACHINE_START_OVERRIDE(bbc_state, bbcm)
MCFG_MACHINE_RESET_OVERRIDE(bbc_state, bbcm)
MCFG_DEFAULT_LAYOUT(layout_bbc)
/* video hardware */
MCFG_SCREEN_ADD("screen", RASTER)
MCFG_SCREEN_REFRESH_RATE(50)
MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(128))
MCFG_SCREEN_SIZE(640, 256)
MCFG_SCREEN_VISIBLE_AREA(0, 640-1, 0, 256-1)
MCFG_SCREEN_UPDATE_DEVICE("mc6845", mc6845_device, screen_update)
MCFG_PALETTE_ADD("palette", 16)
MCFG_PALETTE_INIT_OWNER(bbc_state,bbc)
MCFG_DEVICE_ADD("saa5050", SAA5050, XTAL_12MHz/2)
MCFG_SAA5050_SCREEN_SIZE(40, 24, 40)
/* crtc */
MCFG_MC6845_ADD("mc6845", MC6845, "screen", 2000000)
MCFG_MC6845_SHOW_BORDER_AREA(false)
MCFG_MC6845_CHAR_WIDTH(8)
MCFG_MC6845_UPDATE_ROW_CB(bbc_state, crtc_update_row)
MCFG_MC6845_OUT_VSYNC_CB(WRITELINE(bbc_state, bbc_vsync))
MCFG_VIDEO_START_OVERRIDE(bbc_state, bbcm)
/* sound hardware */
MCFG_SPEAKER_STANDARD_MONO("mono")
MCFG_SOUND_ADD("sn76489", SN76489, 4000000) /* 4 MHz */
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 1.00)
/* rtc and cmos */
MCFG_MC146818_ADD( "rtc", XTAL_32_768kHz )
/* printer */
MCFG_CENTRONICS_ADD("centronics", centronics_devices, "printer")
MCFG_CENTRONICS_ACK_HANDLER(DEVWRITELINE("via6522_1", via6522_device, write_ca1)) MCFG_DEVCB_INVERT /* ack seems to be inverted? */
MCFG_CENTRONICS_OUTPUT_LATCH_ADD("cent_data_out", "centronics")
/* cassette */
MCFG_CASSETTE_ADD( "cassette" )
MCFG_CASSETTE_FORMATS(bbc_cassette_formats)
MCFG_CASSETTE_DEFAULT_STATE(CASSETTE_PLAY)
MCFG_CASSETTE_INTERFACE("bbc_cass")
// 2 x EPROM sockets (32K) in BBC-Master
MCFG_GENERIC_SOCKET_ADD("exp_rom1", generic_plain_slot, "bbcm_cart")
MCFG_GENERIC_LOAD(bbc_state, bbcm_exp1_load)
MCFG_GENERIC_SOCKET_ADD("exp_rom2", generic_plain_slot, "bbcm_cart")
MCFG_GENERIC_LOAD(bbc_state, bbcm_exp2_load)
/* software lists */
MCFG_SOFTWARE_LIST_ADD("cass_ls_m", "bbcm_cass")
MCFG_SOFTWARE_LIST_COMPATIBLE_ADD("cass_ls_a", "bbca_cass")
MCFG_SOFTWARE_LIST_COMPATIBLE_ADD("cass_ls_b", "bbcb_cass")
MCFG_SOFTWARE_LIST_ADD("cart_ls_m", "bbcm_cart")
/* acia */
MCFG_DEVICE_ADD("acia6850", ACIA6850, 0)
MCFG_ACIA6850_TXD_HANDLER(WRITELINE(bbc_state, bbc_txd_w))
MCFG_ACIA6850_RTS_HANDLER(WRITELINE(bbc_state, bbc_rts_w))
MCFG_ACIA6850_IRQ_HANDLER(WRITELINE(bbc_state, bbcb_acia6850_irq_w))
MCFG_RS232_PORT_ADD(RS232_TAG, default_rs232_devices, NULL)
MCFG_RS232_RXD_HANDLER(WRITELINE(bbc_state, write_rxd_serial))
MCFG_RS232_DCD_HANDLER(WRITELINE(bbc_state, write_dcd_serial))
MCFG_RS232_CTS_HANDLER(WRITELINE(bbc_state, write_cts_serial))
MCFG_DEVICE_ADD("acia_clock", CLOCK, XTAL_16MHz / 13)
MCFG_CLOCK_SIGNAL_HANDLER(WRITELINE(bbc_state, write_acia_clock))
/* adc */
MCFG_DEVICE_ADD("upd7002", UPD7002, 0)
MCFG_UPD7002_GET_ANALOGUE_CB(bbc_state, BBC_get_analogue_input)
MCFG_UPD7002_EOC_CB(bbc_state, BBC_uPD7002_EOC)
/* system via */
MCFG_DEVICE_ADD("via6522_0", VIA6522, 1000000)
MCFG_VIA6522_READPA_HANDLER(READ8(bbc_state, bbcb_via_system_read_porta))
MCFG_VIA6522_READPB_HANDLER(READ8(bbc_state, bbcb_via_system_read_portb))
MCFG_VIA6522_WRITEPA_HANDLER(WRITE8(bbc_state, bbcb_via_system_write_porta))
MCFG_VIA6522_WRITEPB_HANDLER(WRITE8(bbc_state, bbcb_via_system_write_portb))
MCFG_VIA6522_IRQ_HANDLER(WRITELINE(bbc_state, bbcb_via_system_irq_w))
/* user via */
MCFG_DEVICE_ADD("via6522_1", VIA6522, 1000000)
MCFG_VIA6522_READPB_HANDLER(READ8(bbc_state, bbcb_via_user_read_portb))
MCFG_VIA6522_WRITEPA_HANDLER(DEVWRITE8("cent_data_out", output_latch_device, write))
MCFG_VIA6522_WRITEPB_HANDLER(WRITE8(bbc_state, bbcb_via_user_write_portb))
MCFG_VIA6522_CA2_HANDLER(DEVWRITELINE("centronics", centronics_device, write_strobe))
MCFG_VIA6522_IRQ_HANDLER(WRITELINE(bbc_state, bbcb_via_user_irq_w))
/* fdc */
MCFG_WD1770_ADD("wd177x", XTAL_16MHz / 2)
MCFG_WD_FDC_INTRQ_CALLBACK(WRITELINE(bbc_state, bbc_wd177x_intrq_w))
MCFG_WD_FDC_DRQ_CALLBACK(WRITELINE(bbc_state, bbc_wd177x_drq_w))
MCFG_FLOPPY_DRIVE_ADD("wd177x:0", bbc_floppies, "qd", bbc_state::floppy_formats)
MCFG_FLOPPY_DRIVE_ADD("wd177x:1", bbc_floppies, "qd", bbc_state::floppy_formats)
/* econet */
MCFG_DEVICE_ADD("mc6854", MC6854, 0)
MCFG_MC6854_OUT_TXD_CB(DEVWRITELINE(ECONET_TAG, econet_device, data_w))
MCFG_ECONET_ADD()
MCFG_ECONET_CLK_CALLBACK(WRITELINE(bbc_state, econet_clk_w))
MCFG_ECONET_DATA_CALLBACK(DEVWRITELINE("mc6854", mc6854_device, set_rx))
MCFG_ECONET_SLOT_ADD("econet254", 254, econet_devices, NULL)
MACHINE_CONFIG_END
static MACHINE_CONFIG_DERIVED( bbcmt, bbcm )
/* Add 65C102 co-processor */
MACHINE_CONFIG_END
static MACHINE_CONFIG_DERIVED( bbcmaiv, bbcm )
/* Add 65C102 co-processor */
/* Add Philips VP415 Laserdisc player */
/* Add Acorn Tracker Ball */
MACHINE_CONFIG_END
static MACHINE_CONFIG_DERIVED( bbcmet, bbcm )
/* Remove all devices not present in this model */
/* sound hardware */
// MCFG_DEVICE_REMOVE("mono")
// MCFG_DEVICE_REMOVE("sn76489")
/* printer */
// MCFG_DEVICE_REMOVE("centronics")
/* cassette */
MCFG_DEVICE_REMOVE("cassette")
/* software lists */
MCFG_SOFTWARE_LIST_REMOVE("cass_ls_m")
MCFG_SOFTWARE_LIST_REMOVE("cass_ls_a")
MCFG_SOFTWARE_LIST_REMOVE("cass_ls_b")
/* acia */
// MCFG_DEVICE_REMOVE("acia6850")
MCFG_DEVICE_REMOVE(RS232_TAG)
/* devices */
// MCFG_DEVICE_REMOVE("upd7002")
// MCFG_DEVICE_REMOVE("via6522_1")
/* fdc */
// MCFG_DEVICE_REMOVE("wd177x")
MACHINE_CONFIG_END
static MACHINE_CONFIG_DERIVED( bbcm512, bbcm )
/* Add Intel 80186 co-processor */
MACHINE_CONFIG_END
static MACHINE_CONFIG_DERIVED( bbcmarm, bbcm )
/* Add ARM co-processor */
MACHINE_CONFIG_END
static MACHINE_CONFIG_DERIVED( bbcmc, bbcm )
// MCFG_DEVICE_REMOVE("rtc")
/* fdc */
MCFG_DEVICE_REMOVE("wd177x")
// MCFG_WD1772_ADD("wd177x", XTAL_16MHz / 2)
MCFG_WD1770_ADD("wd177x", XTAL_16MHz / 2)
MCFG_WD_FDC_INTRQ_CALLBACK(WRITELINE(bbc_state, bbc_wd177x_intrq_w))
MCFG_WD_FDC_DRQ_CALLBACK(WRITELINE(bbc_state, bbc_wd177x_drq_w))
MCFG_FLOPPY_DRIVE_ADD("wd177x:0", bbc_floppies, "qd", bbc_state::floppy_formats)
MCFG_FLOPPY_DRIVE_ADD("wd177x:1", bbc_floppies, "qd", bbc_state::floppy_formats)
/* software lists */
MCFG_SOFTWARE_LIST_REMOVE("cart_ls_m")
MCFG_SOFTWARE_LIST_ADD("flop_ls_mc", "bbcmc_flop")
MACHINE_CONFIG_END
/* the BBC came with 4 rom sockets on the motherboard as shown in the model A driver */
/* you could get a number of rom upgrade boards that took this up to 16 roms as in the */
/* model B driver */
ROM_START(bbca)
ROM_REGION(0x08000,"maincpu",ROMREGION_ERASEFF) /* RAM */
ROM_REGION(0x14000,"option",0) /* ROM */
/* rom page 0 00000 */
/* rom page 1 04000 */
/* rom page 2 08000 */
/* rom page 3 0c000 BASIC */
ROM_DEFAULT_BIOS("os12b2")
ROM_SYSTEM_BIOS( 0, "os12b2", "OS 1.20 / BASIC2" )
ROMX_LOAD("os12.rom", 0x10000, 0x4000, CRC(3c14fc70) SHA1(0d9bcaf6a393c9ce2359ed700ddb53c232c2c45d), ROM_BIOS(1)) /* os */
ROMX_LOAD("basic2.rom", 0x0c000, 0x4000, CRC(79434781) SHA1(4a7393f3a45ea309f744441c16723e2ef447a281), ROM_BIOS(1)) /* rom page 3 0c000 */
ROM_SYSTEM_BIOS( 1, "os12b1", "OS 1.20 / BASIC1" )
ROMX_LOAD("os12.rom", 0x10000, 0x4000, CRC(3c14fc70) SHA1(0d9bcaf6a393c9ce2359ed700ddb53c232c2c45d), ROM_BIOS(2)) /* os */
ROMX_LOAD("basic1.rom", 0x0c000, 0x4000, CRC(b3364108) SHA1(890f6e3e7fab3340f75b85e93ff29332bc9ecb2e), ROM_BIOS(2)) /* rom page 3 0c000 */
ROM_SYSTEM_BIOS( 2, "os10b2", "OS 1.00 / BASIC2" )
ROMX_LOAD("os10.rom", 0x10000, 0x4000, CRC(9679b8f8) SHA1(d35f6723132aabe3c4d00fc16fd9ecc6768df753), ROM_BIOS(3)) /* os */
ROMX_LOAD("basic2.rom", 0x0c000, 0x4000, CRC(79434781) SHA1(4a7393f3a45ea309f744441c16723e2ef447a281), ROM_BIOS(3)) /* rom page 3 0c000 */
ROM_SYSTEM_BIOS( 3, "os10b1", "OS 1.00 / BASIC1" )
ROMX_LOAD("os10.rom", 0x10000, 0x4000, CRC(9679b8f8) SHA1(d35f6723132aabe3c4d00fc16fd9ecc6768df753), ROM_BIOS(4)) /* os */
ROMX_LOAD("basic1.rom", 0x0c000, 0x4000, CRC(b3364108) SHA1(890f6e3e7fab3340f75b85e93ff29332bc9ecb2e), ROM_BIOS(4)) /* rom page 3 0c000 */
ROM_SYSTEM_BIOS( 4, "os01b2", "OS 0.10 / BASIC2" )
ROMX_LOAD("os01.rom", 0x10000, 0x4000, CRC(45ee0980) SHA1(4b0ece6dc139d5d3f4fabd023716fb6f25149b80), ROM_BIOS(5)) /* os */
ROMX_LOAD("basic2.rom", 0x00000, 0x4000, CRC(79434781) SHA1(4a7393f3a45ea309f744441c16723e2ef447a281), ROM_BIOS(5)) /* rom page 0 00000 */
ROMX_LOAD("basic2.rom", 0x04000, 0x4000, CRC(79434781) SHA1(4a7393f3a45ea309f744441c16723e2ef447a281), ROM_BIOS(5)) /* rom page 1 04000 */
ROMX_LOAD("basic2.rom", 0x08000, 0x4000, CRC(79434781) SHA1(4a7393f3a45ea309f744441c16723e2ef447a281), ROM_BIOS(5)) /* rom page 2 08000 */
ROMX_LOAD("basic2.rom", 0x0c000, 0x4000, CRC(79434781) SHA1(4a7393f3a45ea309f744441c16723e2ef447a281), ROM_BIOS(5)) /* rom page 3 0c000 */
ROM_SYSTEM_BIOS( 5, "os01b1", "OS 0.10 / BASIC1" )
ROMX_LOAD("os01.rom", 0x10000, 0x4000, CRC(45ee0980) SHA1(4b0ece6dc139d5d3f4fabd023716fb6f25149b80), ROM_BIOS(6)) /* os */
ROMX_LOAD("basic1.rom", 0x00000, 0x4000, CRC(b3364108) SHA1(890f6e3e7fab3340f75b85e93ff29332bc9ecb2e), ROM_BIOS(6)) /* rom page 0 00000 */
ROMX_LOAD("basic1.rom", 0x04000, 0x4000, CRC(b3364108) SHA1(890f6e3e7fab3340f75b85e93ff29332bc9ecb2e), ROM_BIOS(6)) /* rom page 1 04000 */
ROMX_LOAD("basic1.rom", 0x08000, 0x4000, CRC(b3364108) SHA1(890f6e3e7fab3340f75b85e93ff29332bc9ecb2e), ROM_BIOS(6)) /* rom page 2 08000 */
ROMX_LOAD("basic1.rom", 0x0c000, 0x4000, CRC(b3364108) SHA1(890f6e3e7fab3340f75b85e93ff29332bc9ecb2e), ROM_BIOS(6)) /* rom page 3 0c000 */
ROM_REGION(0x4000, "os", 0)
ROM_COPY("option", 0x10000, 0, 0x4000)
ROM_END
/* 0000- 7fff ram */
/* 8000- bfff this area is mapped over with one of the roms from "option" region 0x00000-0x40000 */
/* c000- ffff OS rom and memory mapped hardware at fc00-feff, from "option" region 0x40000-0x44000 */
ROM_START(bbcb)
ROM_REGION(0x08000,"maincpu",ROMREGION_ERASEFF) /* RAM */
ROM_REGION(0x44000,"option",0) /* ROM */
/* rom page 0 00000 */
/* rom page 1 04000 */
/* rom page 2 08000 */
/* rom page 3 0c000 */
/* rom page 4 10000 */
/* rom page 5 14000 */
/* rom page 6 18000 */
/* rom page 7 1c000 */
/* rom page 8 20000 */
/* rom page 9 24000 */
/* rom page 10 28000 */
/* rom page 11 2c000 */
/* rom page 12 30000 */
/* rom page 13 34000 */
/* rom page 14 38000 */
/* rom page 15 3c000 BASIC */
ROM_DEFAULT_BIOS("os12b2")
ROM_SYSTEM_BIOS( 0, "os12b2", "OS 1.20 / BASIC2" )
ROMX_LOAD("os12.rom", 0x40000, 0x4000, CRC(3c14fc70) SHA1(0d9bcaf6a393c9ce2359ed700ddb53c232c2c45d), ROM_BIOS(1)) /* os */
ROMX_LOAD("basic2.rom", 0x3c000, 0x4000, CRC(79434781) SHA1(4a7393f3a45ea309f744441c16723e2ef447a281), ROM_BIOS(1)) /* rom page 15 3c000 */
ROM_SYSTEM_BIOS( 1, "os12b1", "OS 1.20 / BASIC1" )
ROMX_LOAD("os12.rom", 0x40000, 0x4000, CRC(3c14fc70) SHA1(0d9bcaf6a393c9ce2359ed700ddb53c232c2c45d), ROM_BIOS(2)) /* os */
ROMX_LOAD("basic1.rom", 0x3c000, 0x4000, CRC(b3364108) SHA1(890f6e3e7fab3340f75b85e93ff29332bc9ecb2e), ROM_BIOS(2)) /* rom page 15 3c000 */
ROM_SYSTEM_BIOS( 2, "os10b2", "OS 1.00 / BASIC2" )
ROMX_LOAD("os10.rom", 0x40000, 0x4000, CRC(9679b8f8) SHA1(d35f6723132aabe3c4d00fc16fd9ecc6768df753), ROM_BIOS(3)) /* os */
ROMX_LOAD("basic2.rom", 0x3c000, 0x4000, CRC(79434781) SHA1(4a7393f3a45ea309f744441c16723e2ef447a281), ROM_BIOS(3)) /* rom page 15 3c000 */
ROM_SYSTEM_BIOS( 3, "os10b1", "OS 1.00 / BASIC1" )
ROMX_LOAD("os10.rom", 0x40000, 0x4000, CRC(9679b8f8) SHA1(d35f6723132aabe3c4d00fc16fd9ecc6768df753), ROM_BIOS(4)) /* os */
ROMX_LOAD("basic1.rom", 0x3c000, 0x4000, CRC(b3364108) SHA1(890f6e3e7fab3340f75b85e93ff29332bc9ecb2e), ROM_BIOS(4)) /* rom page 15 3c000 */
ROM_REGION(0x4000, "os", 0)
ROM_COPY("option", 0x40000, 0, 0x4000)
ROM_REGION(0x20000,"dfs",0) /* DFS ROMS */
ROM_LOAD("dfs09.rom", 0x00000, 0x2000, CRC(3ce609cf) SHA1(5cc0f14b8f46855c70eaa653cca4ad079b458732))
ROM_RELOAD( 0x02000, 0x2000 )
ROM_LOAD("dnfs.rom", 0x04000, 0x4000, CRC(8ccd2157) SHA1(7e3c536baeae84d6498a14e8405319e01ee78232))
ROM_LOAD("dfs144.rom", 0x08000, 0x4000, CRC(9fb8d13f) SHA1(387d2468c6e1360f5b531784ce95d5f71a50c2b5))
ROM_LOAD("zdfs-0.90.rom",0x0C000, 0x2000, CRC(ea579d4d) SHA1(59ad2a8994f4bddad6687891f1a2bc29f2fd32b8))
ROM_LOAD("ddfs223.rom", 0x10000, 0x4000, CRC(7891f9b7) SHA1(0d7ed0b0b3852cb61970ada1993244f2896896aa))
ROM_LOAD("ddfs-1.53.rom",0x14000, 0x4000, CRC(e1be4ee4) SHA1(6719dc958f2631e6dc8f045429797b289bfe649a))
ROM_LOAD("ch103.rom", 0x18000, 0x4000, CRC(98367cf4) SHA1(eca3631aa420691f96b72bfdf2e9c2b613e1bf33))
/*NONE*/
ROM_REGION(0x80000, "disks", ROMREGION_ERASEFF) /* Opus Ram Disc Space */
//ROM_REGION(0x2000, "torch", 0)
//ROM_LOAD("torchz80_094.bin", 0x0000, 0x2000, CRC(49989bd4) SHA1(62b57c858a3baa4ff943c31f77d331c414772a61))
//ROM_LOAD("torchz80_102.bin", 0x0000, 0x2000, CRC(2eb40a21) SHA1(e6ee738e5f2f8556002b79d18caa8ef21f14e08d))
//ROM_REGION(0x8000, "vsm", 0) /* system speech PHROM */
//ROM_LOAD("phroma.bin", 0x0000, 0x4000, CRC(98e1bf9e) SHA1(b369809275cb67dfd8a749265e91adb2d2558ae6))
ROM_END
ROM_START(bbcb_de)
ROM_REGION(0x08000,"maincpu",ROMREGION_ERASEFF) /* RAM */
ROM_REGION(0x44000,"option",0) /* ROM */
/* rom page 0 00000 */
/* rom page 1 04000 */
/* rom page 2 08000 */
/* rom page 3 0c000 */
/* rom page 4 10000 */
/* rom page 5 14000 */
/* rom page 6 18000 */
/* rom page 7 1c000 */
/* rom page 8 20000 */
/* rom page 9 24000 */
/* rom page 10 28000 */
/* rom page 11 2c000 */
/* rom page 12 30000 */
/* rom page 13 34000 */
/* rom page 14 38000 */
/* rom page 15 3c000 BASIC */
ROM_DEFAULT_BIOS("os12")
ROM_SYSTEM_BIOS( 0, "os12", "OS 1.20 / BASIC2" )
ROMX_LOAD("os_de.rom", 0x40000, 0x4000, CRC(b7262caf) SHA1(aadf90338ee9d1c85dfa73beba50e930c2a38f10), ROM_BIOS(1))
ROMX_LOAD("basic2.rom", 0x3c000, 0x4000, CRC(79434781) SHA1(4a7393f3a45ea309f744441c16723e2ef447a281), ROM_BIOS(1)) /* rom page 15 3c000 */
ROM_REGION(0x4000, "os", 0)
ROM_COPY("option", 0x40000, 0, 0x4000)
ROM_REGION(0x20000,"dfs",0) /* DFS ROMS */
ROM_LOAD("dfs09.rom", 0x00000, 0x2000, CRC(3ce609cf) SHA1(5cc0f14b8f46855c70eaa653cca4ad079b458732))
ROM_RELOAD( 0x02000, 0x2000 )
ROM_LOAD("dnfs.rom", 0x04000, 0x4000, CRC(8ccd2157) SHA1(7e3c536baeae84d6498a14e8405319e01ee78232))
ROM_LOAD("dfs144.rom", 0x08000, 0x4000, CRC(9fb8d13f) SHA1(387d2468c6e1360f5b531784ce95d5f71a50c2b5))
ROM_LOAD("zdfs-0.90.rom",0x0C000, 0x2000, CRC(ea579d4d) SHA1(59ad2a8994f4bddad6687891f1a2bc29f2fd32b8))
ROM_LOAD("ddfs223.rom", 0x10000, 0x4000, CRC(7891f9b7) SHA1(0d7ed0b0b3852cb61970ada1993244f2896896aa))
ROM_LOAD("ddfs-1.53.rom",0x14000, 0x4000, CRC(e1be4ee4) SHA1(6719dc958f2631e6dc8f045429797b289bfe649a))
ROM_LOAD("ch103.rom", 0x18000, 0x4000, CRC(98367cf4) SHA1(eca3631aa420691f96b72bfdf2e9c2b613e1bf33))
/*NONE*/
ROM_REGION(0x80000, "disks", ROMREGION_ERASEFF) /* Opus Ram Disc Space */
ROM_END
ROM_START(bbcb_us)
ROM_REGION(0x08000,"maincpu",ROMREGION_ERASEFF) /* RAM */
ROM_REGION(0x44000,"option",0) /* ROM */
/* rom page 0 00000 */
/* rom page 1 04000 */
/* rom page 2 08000 */
/* rom page 3 0c000 */
/* rom page 4 10000 */
/* rom page 5 14000 */
/* rom page 6 18000 */
/* rom page 7 1c000 */
/* rom page 8 20000 */
/* rom page 9 24000 */
/* rom page 10 28000 */
/* rom page 11 2c000 */
/* rom page 12 30000 */
/* rom page 13 34000 */
/* rom page 14 38000 */
/* rom page 15 3c000 BASIC */
ROM_DEFAULT_BIOS("os10b3")
ROM_SYSTEM_BIOS( 0, "os10b3", "OS A1.0 / BASIC3" )
ROMX_LOAD("os10_us.rom", 0x40000, 0x4000, CRC(c8e946a9) SHA1(83d91d089dca092d2c8b7c3650ff8143c9069b89), ROM_BIOS(1))
ROMX_LOAD("basic3.rom", 0x3c000, 0x4000, CRC(161b9539) SHA1(b39014610a968789afd7695aa04d1277d874405c), ROM_BIOS(1)) /* rom page 15 3c000 */
ROM_REGION(0x4000, "os", 0)
ROM_COPY("option", 0x40000, 0, 0x4000)
ROM_REGION(0x20000,"dfs",0) /* DFS ROMS */
ROM_LOAD("dfs09.rom", 0x00000, 0x2000, CRC(3ce609cf) SHA1(5cc0f14b8f46855c70eaa653cca4ad079b458732))
ROM_RELOAD( 0x02000, 0x2000 )
ROM_LOAD("dnfs.rom", 0x04000, 0x4000, CRC(8ccd2157) SHA1(7e3c536baeae84d6498a14e8405319e01ee78232))
ROM_LOAD("dfs144.rom", 0x08000, 0x4000, CRC(9fb8d13f) SHA1(387d2468c6e1360f5b531784ce95d5f71a50c2b5))
ROM_LOAD("zdfs-0.90.rom",0x0C000, 0x2000, CRC(ea579d4d) SHA1(59ad2a8994f4bddad6687891f1a2bc29f2fd32b8))
ROM_LOAD("ddfs223.rom", 0x10000, 0x4000, CRC(7891f9b7) SHA1(0d7ed0b0b3852cb61970ada1993244f2896896aa))
ROM_LOAD("ddfs-1.53.rom",0x14000, 0x4000, CRC(e1be4ee4) SHA1(6719dc958f2631e6dc8f045429797b289bfe649a))
ROM_LOAD("ch103.rom", 0x18000, 0x4000, CRC(98367cf4) SHA1(eca3631aa420691f96b72bfdf2e9c2b613e1bf33))
/*NONE*/
ROM_REGION(0x80000, "disks", ROMREGION_ERASEFF) /* Opus Ram Disc Space */
ROM_REGION(0x8000, "vsm", 0) /* system speech PHROM */
ROM_LOAD("phrom_us.bin", 0x0000, 0x4000, CRC(bf4b3b64) SHA1(66876702d1d95eecc034d20f25047f893a27cde5))
ROM_END
ROM_START(bbcbp)
ROM_REGION(0x10000,"maincpu",ROMREGION_ERASEFF) /* ROM MEMORY */
ROM_REGION(0x44000,"option",0) /* ROM */
ROM_DEFAULT_BIOS("os20")
ROM_SYSTEM_BIOS( 0, "os20", "OS 2.00" )
ROMX_LOAD("bpos2.ic71", 0x3c000, 0x4000, CRC(9f356396) SHA1(ea7d3a7e3ee1ecfaa1483af994048057362b01f2), ROM_BIOS(1)) /* rom page 15 3C000 BASIC */
ROM_CONTINUE( 0x40000, 0x4000) /* OS */
/* rom page 0 00000 */
/* rom page 1 04000 */
/* rom page 2 08000 32K IN PAGE 3 */
/* rom page 3 0c000 SPARE SOCKET */
/* rom page 4 10000 32K IN PAGE 5 */
/* rom page 5 14000 SPARE SOCKET */
/* rom page 6 18000 32K IN PAGE 7 */
/* rom page 7 1c000 DDFS */
/* rom page 8 20000 32K IN PAGE 9 */
/* rom page 9 24000 SPARE SOCKET */
/* rom page 10 28000 32K IN PAGE 11 */
/* rom page 11 2c000 SPARE SOCKET */
/* rom page 12 30000 */
/* rom page 13 34000 */
/* rom page 14 38000 32K IN PAGE 15 */
/* rom page 15 3C000 BASIC */
/* ddfs 2.23 this is acorns 1770 disc controller Double density disc filing system */
ROM_LOAD("ddfs223.rom", 0x1c000, 0x4000, CRC(7891f9b7) SHA1(0d7ed0b0b3852cb61970ada1993244f2896896aa))
ROM_REGION(0x4000, "os", 0)
ROM_COPY("option", 0x40000, 0, 0x4000)
ROM_END
ROM_START(bbcbp128)
ROM_REGION(0x10000,"maincpu",ROMREGION_ERASEFF) /* ROM MEMORY */
ROM_REGION(0x44000,"option",0) /* ROM */
ROM_DEFAULT_BIOS("os20")
ROM_SYSTEM_BIOS( 0, "os20", "OS 2.00" )
ROMX_LOAD("bpos2.ic71", 0x3c000, 0x4000, CRC(9f356396) SHA1(ea7d3a7e3ee1ecfaa1483af994048057362b01f2), ROM_BIOS(1)) /* rom page 15 3C000 BASIC */
ROM_CONTINUE( 0x40000, 0x4000) /* OS */
/* rom page 0 00000 */
/* rom page 1 04000 */
/* rom page 2 08000 32K IN PAGE 3 */
/* rom page 3 0c000 SPARE SOCKET */
/* rom page 4 10000 32K IN PAGE 5 */
/* rom page 5 14000 SPARE SOCKET */
/* rom page 6 18000 32K IN PAGE 7 */
/* rom page 7 1c000 DDFS */
/* rom page 8 20000 32K IN PAGE 9 */
/* rom page 9 24000 SPARE SOCKET */
/* rom page 10 28000 32K IN PAGE 11 */
/* rom page 11 2c000 SPARE SOCKET */
/* rom page 12 30000 */
/* rom page 13 34000 */
/* rom page 14 38000 32K IN PAGE 15 */
/* rom page 15 3C000 BASIC */
/* ddfs 2.23 this is acorns 1770 disc controller Double density disc filing system */
ROM_LOAD("ddfs223.rom", 0x1c000, 0x4000, CRC(7891f9b7) SHA1(0d7ed0b0b3852cb61970ada1993244f2896896aa))
ROM_REGION(0x4000, "os", 0)
ROM_COPY("option", 0x40000, 0, 0x4000)
ROM_END
ROM_START(bbcm)
ROM_REGION(0x10000,"maincpu",ROMREGION_ERASEFF) /* ROM MEMORY */
ROM_REGION(0x44000,"option",0) /* ROM */
ROM_DEFAULT_BIOS("mos350")
ROM_SYSTEM_BIOS( 0, "mos350", "Enhanced MOS 3.50" )
ROMX_LOAD("mos350.ic24", 0x20000, 0x20000, CRC(141027b9) SHA1(85211b5bc7c7a269952d2b063b7ec0e1f0196803), ROM_BIOS(1))
ROM_SYSTEM_BIOS( 1, "mos320", "Original MOS 3.20" )
ROMX_LOAD("mos320.ic24", 0x20000, 0x20000, CRC(0cfad2ce) SHA1(0275719aa7746dd3b627f95ccc4362b564063a5e), ROM_BIOS(2))
ROM_COPY("option", 0x20000, 0x40000, 0x4000) /* Move loaded roms into place */
ROM_FILL(0x20000, 0x4000, 0xFFFF)
/* 00000 rom 0 Rear Cartridge bottom 16K */
/* 04000 rom 1 Rear Cartridge top 16K */
/* 08000 rom 2 Front Cartridge bottom 16K */
/* 0c000 rom 3 Front Cartridge top 16K */
/* 10000 rom 4 SWRAM */
/* 14000 rom 5 SWRAM */
/* 18000 rom 6 SWRAM */
/* 1c000 rom 7 SWRAM */
/* 20000 rom 8 SPARE SOCKET */
/* 24000 rom 9 DFS + SRAM */
/* 28000 rom 10 Viewsheet */
/* 2c000 rom 11 Edit */
/* 30000 rom 12 BASIC */
/* 34000 rom 13 ADFS */
/* 38000 rom 14 View + MOS code */
/* 3c000 rom 15 Terminal + Tube host + CFS */
// ROM_LOAD("anfs424.rom", 0x20000, 0x4000, CRC(1b9f75fd) SHA1(875f71edd48f87c3a55371409d0cc2015d8b5853) ) // TODO where to load this?
ROM_REGION(0x4000, "os", 0)
ROM_COPY("option", 0x40000, 0, 0x4000)
ROM_REGION(0x40,"rtc",0) /* mc146818 */
/* Factory defaulted CMOS RAM, sets default language ROM, etc. */
ROMX_LOAD("mos350.cmos", 0x00, 0x40, CRC(e84c1854) SHA1(f3cb7f12b7432caba28d067f01af575779220aac), ROM_BIOS(1))
ROMX_LOAD("mos320.cmos", 0x00, 0x40, CRC(c7f9e85a) SHA1(f24cc9db0525910689219f7204bf8b864033ee94), ROM_BIOS(2))
ROM_END
ROM_START(bbcmt)
ROM_REGION(0x10000,"maincpu",ROMREGION_ERASEFF) /* ROM MEMORY */
ROM_REGION(0x44000,"option",0) /* ROM */
ROM_DEFAULT_BIOS("mos350")
ROM_SYSTEM_BIOS( 0, "mos350", "Enhanced MOS 3.50" )
ROMX_LOAD("mos350.ic24", 0x20000, 0x20000, CRC(141027b9) SHA1(85211b5bc7c7a269952d2b063b7ec0e1f0196803), ROM_BIOS(1))
ROM_SYSTEM_BIOS( 1, "mos320", "Original MOS 3.20" )
ROMX_LOAD("mos320.ic24", 0x20000, 0x20000, CRC(0cfad2ce) SHA1(0275719aa7746dd3b627f95ccc4362b564063a5e), ROM_BIOS(2))
ROM_COPY("option", 0x20000, 0x40000, 0x4000) /* Move loaded roms into place */
ROM_FILL(0x20000, 0x4000, 0xFFFF)
/* 00000 rom 0 Rear Cartridge bottom 16K */
/* 04000 rom 1 Rear Cartridge top 16K */
/* 08000 rom 2 Front Cartridge bottom 16K */
/* 0c000 rom 3 Front Cartridge top 16K */
/* 10000 rom 4 SWRAM */
/* 14000 rom 5 SWRAM */
/* 18000 rom 6 SWRAM */
/* 1c000 rom 7 SWRAM */
/* 20000 rom 8 SPARE SOCKET */
/* 24000 rom 9 DFS + SRAM */
/* 28000 rom 10 Viewsheet */
/* 2c000 rom 11 Edit */
/* 30000 rom 12 BASIC */
/* 34000 rom 13 ADFS */
/* 38000 rom 14 View + MOS code */
/* 3c000 rom 15 Terminal + Tube host + CFS */
// ROM_LOAD("anfs424.ic27", 0x20000, 0x4000, CRC(1b9f75fd) SHA1(875f71edd48f87c3a55371409d0cc2015d8b5853) ) // TODO where to load this?
ROM_REGION(0x4000, "os", 0)
ROM_COPY("option", 0x40000, 0, 0x4000)
ROM_REGION(0x40,"rtc",0) /* mc146818 */
/* Factory defaulted CMOS RAM, sets default language ROM, etc. */
ROMX_LOAD("mos350.cmos", 0x00, 0x40, CRC(e84c1854) SHA1(f3cb7f12b7432caba28d067f01af575779220aac), ROM_BIOS(1))
ROMX_LOAD("mos320.cmos", 0x00, 0x40, CRC(c7f9e85a) SHA1(f24cc9db0525910689219f7204bf8b864033ee94), ROM_BIOS(2))
ROM_END
ROM_START(bbcmaiv)
ROM_REGION(0x10000,"maincpu",ROMREGION_ERASEFF) /* ROM MEMORY */
ROM_REGION(0x44000,"option",0) /* ROM */
ROM_DEFAULT_BIOS("mos320")
ROM_SYSTEM_BIOS( 0, "mos320", "MOS 3.20" )
ROMX_LOAD("mos320.ic24", 0x20000, 0x20000, CRC(0cfad2ce) SHA1(0275719aa7746dd3b627f95ccc4362b564063a5e), ROM_BIOS(1))
ROM_COPY("option", 0x20000, 0x40000, 0x4000) /* Move loaded roms into place */
ROM_FILL(0x20000, 0x4000, 0xFFFF)
/* 00000 rom 0 Rear Cartridge bottom 16K */
/* 04000 rom 1 Rear Cartridge top 16K */
/* 08000 rom 2 Front Cartridge bottom 16K */
/* 0c000 rom 3 Front Cartridge top 16K */
/* 10000 rom 4 SWRAM */
/* 14000 rom 5 SWRAM */
/* 18000 rom 6 SWRAM */
/* 1c000 rom 7 SWRAM */
/* 20000 rom 8 VFS */
/* 24000 rom 9 DFS + SRAM */
/* 28000 rom 10 Viewsheet */
/* 2c000 rom 11 Edit */
/* 30000 rom 12 BASIC */
/* 34000 rom 13 ADFS */
/* 38000 rom 14 View + MOS code */
/* 3c000 rom 15 Terminal + Tube host + CFS */
ROM_LOAD("vfs170.rom", 0x20000, 0x4000, CRC(b124a0bb) SHA1(ba31c757815cf470402d7829a70a0e1d3fb1355b) )
ROM_REGION(0x4000, "os", 0)
ROM_COPY("option", 0x40000, 0, 0x4000)
ROM_REGION(0x40,"rtc",0) /* mc146818 */
/* Factory defaulted CMOS RAM, sets default language ROM, etc. */
ROMX_LOAD("mos320aiv.cmos", 0x0E, 0x32, BAD_DUMP CRC(b9ae42a1) SHA1(abf3e94b013f24027ca36c96720963c3411e93f8), ROM_BIOS(1))
ROM_END
ROM_START(bbcmet)
ROM_REGION(0x10000,"maincpu",ROMREGION_ERASEFF) /* ROM MEMORY */
ROM_REGION(0x44000,"option",0) /* ROM */
ROM_DEFAULT_BIOS("mos400")
ROM_SYSTEM_BIOS( 0, "mos400", "Econet MOS 4.00" )
ROMX_LOAD("mos400.ic24", 0x20000, 0x10000, BAD_DUMP CRC(81729034) SHA1(d4bc2c7f5e66b5298786138f395908e70c772971), ROM_BIOS(1)) /* Merged individual ROM bank dumps */
ROM_COPY("option", 0x24000, 0x34000, 0xC000) /* Mirror */
ROM_COPY("option", 0x20000, 0x40000, 0x4000) /* Move loaded roms into place */
ROM_FILL(0x20000, 0x4000, 0xFFFF)
/* 00000 rom 0 Rear Cartridge bottom 16K */
/* 04000 rom 1 Rear Cartridge top 16K */
/* 08000 rom 2 Front Cartridge bottom 16K */
/* 0c000 rom 3 Front Cartridge top 16K */
/* 10000 rom 4 SWRAM */
/* 14000 rom 5 SWRAM */
/* 18000 rom 6 SWRAM */
/* 1c000 rom 7 SWRAM */
/* 20000 rom 8 NO SOCKET */
/* 24000 rom 9 BASIC */
/* 28000 rom 10 ANFS */
/* 2c000 rom 11 MOS code */
/* 30000 rom 12 UNUSED */
/* 34000 rom 13 BASIC */
/* 38000 rom 14 ANFS */
/* 3c000 rom 15 MOS code */
ROM_REGION(0x4000, "os", 0)
ROM_COPY("option", 0x40000, 0, 0x4000)
ROM_REGION(0x40,"rtc",0) /* mc146818 */
/* Factory defaulted CMOS RAM, sets default language ROM, etc. */
ROMX_LOAD("mos400.cmos", 0x0E, 0x32, BAD_DUMP CRC(fff41cc5) SHA1(3607568758f90b3bd6c7dc9533e2aa24f9806ff3), ROM_BIOS(1))
ROM_END
ROM_START(bbcm512)
ROM_REGION(0x10000,"maincpu",ROMREGION_ERASEFF) /* ROM MEMORY */
ROM_REGION(0x44000,"option",0) /* ROM */
ROM_DEFAULT_BIOS("mos350")
ROM_SYSTEM_BIOS( 0, "mos350", "Enhanced MOS 3.50" )
ROMX_LOAD("mos350.ic24", 0x20000, 0x20000, CRC(141027b9) SHA1(85211b5bc7c7a269952d2b063b7ec0e1f0196803), ROM_BIOS(1))
ROM_SYSTEM_BIOS( 1, "mos320", "Original MOS 3.20" )
ROMX_LOAD("mos320.ic24", 0x20000, 0x20000, CRC(0cfad2ce) SHA1(0275719aa7746dd3b627f95ccc4362b564063a5e), ROM_BIOS(2))
ROM_COPY("option", 0x20000, 0x40000, 0x4000) /* Move loaded roms into place */
ROM_FILL(0x20000, 0x4000, 0xFFFF)
/* 00000 rom 0 Rear Cartridge bottom 16K */
/* 04000 rom 1 Rear Cartridge top 16K */
/* 08000 rom 2 Front Cartridge bottom 16K */
/* 0c000 rom 3 Front Cartridge top 16K */
/* 10000 rom 4 SWRAM */
/* 14000 rom 5 SWRAM */
/* 18000 rom 6 SWRAM */
/* 1c000 rom 7 SWRAM */
/* 20000 rom 8 SPARE SOCKET */
/* 24000 rom 9 DFS + SRAM */
/* 28000 rom 10 Viewsheet */
/* 2c000 rom 11 Edit */
/* 30000 rom 12 BASIC */
/* 34000 rom 13 ADFS */
/* 38000 rom 14 View + MOS code */
/* 3c000 rom 15 Terminal + Tube host + CFS */
// ROM_LOAD("anfs424.ic27", 0x20000, 0x4000, CRC(1b9f75fd) SHA1(875f71edd48f87c3a55371409d0cc2015d8b5853) )
ROM_REGION(0x4000, "os", 0)
ROM_COPY("option", 0x40000, 0, 0x4000)
ROM_REGION(0x40,"rtc",0) /* mc146818 */
/* Factory defaulted CMOS RAM, sets default language ROM, etc. */
ROMX_LOAD("mos350.cmos", 0x00, 0x40, CRC(e84c1854) SHA1(f3cb7f12b7432caba28d067f01af575779220aac), ROM_BIOS(1))
ROMX_LOAD("mos320.cmos", 0x00, 0x40, CRC(c7f9e85a) SHA1(f24cc9db0525910689219f7204bf8b864033ee94), ROM_BIOS(2))
ROM_END
ROM_START(bbcmarm)
ROM_REGION(0x10000,"maincpu",ROMREGION_ERASEFF) /* ROM MEMORY */
ROM_REGION(0x44000,"option",0) /* ROM */
ROM_DEFAULT_BIOS("mos320")
ROM_SYSTEM_BIOS( 0, "mos320", "Original MOS 3.20" )
ROMX_LOAD("mos320.ic24", 0x20000, 0x20000, CRC(0cfad2ce) SHA1(0275719aa7746dd3b627f95ccc4362b564063a5e), ROM_BIOS(1))
ROM_COPY("option", 0x20000, 0x40000, 0x4000) /* Move loaded roms into place */
ROM_FILL(0x20000, 0x4000, 0xFFFF)
/* 00000 rom 0 Rear Cartridge bottom 16K */
/* 04000 rom 1 Rear Cartridge top 16K */
/* 08000 rom 2 Front Cartridge bottom 16K */
/* 0c000 rom 3 Front Cartridge top 16K */
/* 10000 rom 4 SWRAM */
/* 14000 rom 5 SWRAM */
/* 18000 rom 6 SWRAM */
/* 1c000 rom 7 SWRAM */
/* 20000 rom 8 SPARE SOCKET */
/* 24000 rom 9 DFS + SRAM */
/* 28000 rom 10 Viewsheet */
/* 2c000 rom 11 Edit */
/* 30000 rom 12 BASIC */
/* 34000 rom 13 ADFS */
/* 38000 rom 14 View + MOS code */
/* 3c000 rom 15 Terminal + Tube host + CFS */
// ROM_LOAD("anfs424.ic27", 0x20000, 0x4000, CRC(1b9f75fd) SHA1(875f71edd48f87c3a55371409d0cc2015d8b5853) )
ROM_REGION(0x4000, "os", 0)
ROM_COPY("option", 0x40000, 0, 0x4000)
ROM_REGION(0x40,"rtc",0) /* mc146818 */
/* Factory defaulted CMOS RAM, sets default language ROM, etc. */
ROMX_LOAD("mos320arm.cmos", 0x00, 0x40, CRC(56117257) SHA1(ed98563bef18f9d2a0b2d941cd20823d760fb127), ROM_BIOS(1))
ROM_END
ROM_START(bbcmc)
ROM_REGION(0x10000,"maincpu",ROMREGION_ERASEFF) /* ROM MEMORY */
ROM_REGION(0x44000,"option",0) /* ROM */
ROM_DEFAULT_BIOS("mos510")
ROM_SYSTEM_BIOS( 0, "mos510", "Enhanced MOS 5.10" )
ROMX_LOAD("mos510.ic49", 0x30000, 0x10000, BAD_DUMP CRC(9a2a6086) SHA1(094ab37b0b6437c4f1653eaa0602ef102737adb6), ROM_BIOS(1)) /* Merged individual ROM bank dumps */
ROM_SYSTEM_BIOS( 1, "mos500", "Original MOS 5.00" )
ROMX_LOAD("mos500.ic49", 0x30000, 0x10000, BAD_DUMP CRC(f6170023) SHA1(140d002d2d9cd34b47197a2ba823505af2a84633), ROM_BIOS(2)) /* Merged individual ROM bank dumps */
ROM_COPY("option", 0x30000, 0x40000, 0x4000) /* Move loaded roms into place */
ROM_FILL(0x30000, 0x4000, 0xFFFF)
/* 00000 rom 0 EXTERNAL */
/* 04000 rom 1 EXTERNAL */
/* 08000 rom 2 SPARE SOCKET */
/* 0c000 rom 3 SPARE SOCKET */
/* 10000 rom 4 SWRAM */
/* 14000 rom 5 SWRAM */
/* 18000 rom 6 SWRAM */
/* 1c000 rom 7 SWRAM */
/* 20000 rom 8 SPARE SOCKET */
/* 24000 rom 9 UNUSED */
/* 28000 rom 10 UNUSED */
/* 2c000 rom 11 UNUSED */
/* 30000 rom 12 UNUSED */
/* 34000 rom 13 ADFS */
/* 38000 rom 14 BASIC */
/* 3c000 rom 15 Utils */
ROM_REGION(0x4000, "os", 0)
ROM_COPY("option", 0x40000, 0, 0x4000)
// ROM_REGION(0x80,"mc146818",0) /* mc146818 */
/* Factory defaulted CMOS RAM, sets default language ROM, etc. */
// ROM_LOAD("mos500.cmos", 0x00, 0x80, CRC(d8458039) SHA1(72c056d493e74ceca41f48936012b012b496a226))
ROM_END
ROM_START(bbcmc_ar)
ROM_REGION(0x10000,"maincpu",ROMREGION_ERASEFF) /* ROM MEMORY */
ROM_REGION(0x44000,"option",0) /* ROM */
ROM_DEFAULT_BIOS("mos511i")
ROM_SYSTEM_BIOS( 0, "mos511i", "International MOS 5.11" )
ROMX_LOAD("mos511.ic49", 0x30000, 0x10000, BAD_DUMP CRC(8708803c) SHA1(d2170c8b9b536f3ad84a4a603a7fe712500cc751), ROM_BIOS(1)) /* Merged individual ROM bank dumps */
ROM_COPY("option", 0x30000, 0x40000, 0x4000) /* Move loaded roms into place */
ROM_FILL(0x30000, 0x4000, 0xFFFF)
/* 00000 rom 0 EXTERNAL */
/* 04000 rom 1 EXTERNAL */
/* 08000 rom 2 International */
/* 0c000 rom 3 SPARE SOCKET */
/* 10000 rom 4 SWRAM */
/* 14000 rom 5 SWRAM */
/* 18000 rom 6 SWRAM */
/* 1c000 rom 7 SWRAM */
/* 20000 rom 8 Arabian */
/* 24000 rom 9 UNUSED */
/* 28000 rom 10 UNUSED */
/* 2c000 rom 11 UNUSED */
/* 30000 rom 12 UNUSED */
/* 34000 rom 13 ADFS */
/* 38000 rom 14 BASIC */
/* 3c000 rom 15 Utils */
ROM_LOAD("international16.rom", 0x8000 , 0x4000, CRC(0ef527b1) SHA1(dc5149ccf588cd591a6ad47727474ef3313272ce) )
ROM_LOAD("arabian-c22.rom" , 0x20000, 0x4000, CRC(4f3aadff) SHA1(2bbf61ba68264ce5845aab9c54e750b0efe219c8) )
ROM_REGION(0x4000, "os", 0)
ROM_COPY("option", 0x40000, 0, 0x4000)
// ROM_REGION(0x80,"mc146818",0) /* mc146818 */
/* Factory defaulted CMOS RAM, sets default language ROM, etc. */
// ROM_LOAD("mos500.cmos", 0x00, 0x80, CRC(d8458039) SHA1(72c056d493e74ceca41f48936012b012b496a226))
ROM_END
/* YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME */
COMP ( 1981, bbcb, 0, bbca, bbcb, bbcb, bbc_state, bbc, "Acorn", "BBC Micro Model B", 0)
COMP ( 1981, bbca, bbcb, 0, bbca, bbca, bbc_state, bbc, "Acorn", "BBC Micro Model A", 0)
COMP ( 1981, bbcb_us, bbcb, 0, bbcb_us, bbcb, bbc_state, bbc, "Acorn", "Acorn Proton (US)", 0)
COMP ( 1981, bbcb_de, bbcb, 0, bbcb, bbcb, bbc_state, bbc, "Acorn", "BBC Micro Model B (German)", 0)
COMP ( 1985, bbcbp, 0, bbcb, bbcbp, bbcb, bbc_state, bbc, "Acorn", "BBC Micro Model B+ 64K", 0)
COMP ( 1985, bbcbp128, bbcbp, 0, bbcbp128, bbcb, bbc_state, bbc, "Acorn", "BBC Micro Model B+ 128K", 0)
COMP ( 1986, bbcm, 0, bbcb, bbcm, bbcm, bbc_state, bbcm, "Acorn", "BBC Master 128", 0)
COMP ( 1986, bbcmt, bbcm, 0, bbcmt, bbcm, bbc_state, bbcm, "Acorn", "BBC Master Turbo", GAME_NOT_WORKING)
COMP ( 1986, bbcmaiv, bbcm, 0, bbcmaiv, bbcm, bbc_state, bbcm, "Acorn", "BBC Master AIV", GAME_NOT_WORKING)
COMP ( 1986, bbcmet, bbcm, 0, bbcmet, bbcm, bbc_state, bbcm, "Acorn", "BBC Master ET", 0)
COMP ( 1986, bbcm512, bbcm, 0, bbcm512, bbcm, bbc_state, bbcm, "Acorn", "BBC Master 512", GAME_NOT_WORKING)
COMP ( 1986, bbcmarm, bbcm, 0, bbcmarm, bbcm, bbc_state, bbcm, "Acorn", "ARM Evaluation System", GAME_NOT_WORKING)
COMP ( 1986, bbcmc, 0, bbcm, bbcmc, bbcm, bbc_state, bbcm, "Acorn", "BBC Master Compact", 0)
COMP ( 1986, bbcmc_ar, bbcmc, 0, bbcmc, bbcm, bbc_state, bbcm, "Acorn", "BBC Master Compact (Arabic)", 0)
Reference in New Issue View Git Blame Copy Permalink