From 3efebdaa7e5c5c1811d68b3d8bd1ec3d79b66b24 Mon Sep 17 00:00:00 2001 From: Robbbert Date: Mon, 10 Jun 2013 15:01:39 +0000 Subject: [PATCH] (MESS) poly1: added devices, fixed kbd for bios 1 --- src/mess/drivers/poly.c | 47 +++++++++++++++++++++++++++++++++++------ 1 file changed, 41 insertions(+), 6 deletions(-) diff --git a/src/mess/drivers/poly.c b/src/mess/drivers/poly.c index ce726d316b0..a4b9e587210 100644 --- a/src/mess/drivers/poly.c +++ b/src/mess/drivers/poly.c @@ -14,13 +14,16 @@ The keyboard controller is one of those custom XR devices. Will use the terminal keyboard instead. + With bios 1, after entering your userid and password, you get a black + screen. This is normal, because it joins to a network which isn't there. + ToDo: - Almost Everything! - Connect up the device ports & lines - Find out about graphics mode and how it is selected - There is a beeper or speaker connected to the 6840 - how? - Fix Keyboard so that the Enter key tells BASIC to do something - - Fix If ^G is pressed, emulation freezes + - Fix If ^G is pressed, the system pauses for about 30 seconds. - Find out how to make 2nd teletext screen to display ****************************************************************************/ @@ -30,6 +33,8 @@ #include "cpu/z80/z80.h" #include "machine/6821pia.h" #include "machine/6840ptm.h" +#include "machine/6850acia.h" +#include "machine/mc6854.h" #include "video/saa5050.h" #include "machine/keyboard.h" @@ -65,10 +70,12 @@ static ADDRESS_MAP_START(poly_mem, AS_PROGRAM, 8, poly_state) AM_RANGE(0xa000,0xcfff) AM_ROM AM_RANGE(0xd000,0xdfff) AM_RAM AM_RANGE(0xe000,0xe003) AM_DEVREADWRITE("pia0", pia6821_device, read, write) //video control PIA 6821 - // AM_RANGE(0xe004,0xe006) optional RS232C interface + AM_RANGE(0xe004,0xe004) AM_DEVREADWRITE("acia", acia6850_device, status_read, control_write) + AM_RANGE(0xe005,0xe005) AM_DEVREADWRITE("acia", acia6850_device, data_read, data_write) + //AM_RANGE(0xe006, 0xe006) // baud rate controller (0=9600,2=4800,4=2400,6=1200,8=600,A=300) AM_RANGE(0xe00c,0xe00f) AM_DEVREADWRITE("pia1", pia6821_device, read, write) //keyboard PIA 6821 AM_RANGE(0xe020,0xe027) AM_DEVREADWRITE("ptm", ptm6840_device, read, write) //timer 6840 - // AM_RANGE(0xe030,0xe037) Data Link Controller 6854 + AM_RANGE(0xe030,0xe037) AM_DEVREADWRITE_LEGACY("adlc", mc6854_r, mc6854_w) //Data Link Controller 6854 AM_RANGE(0xe040,0xe040) AM_NOP //Set protect flip-flop after 1 E-cycle AM_RANGE(0xe050,0xe05f) AM_RAM //Dynamic Address Translater (arranges memory banks) // AM_RANGE(0xe060,0xe060) Select Map 1 @@ -137,7 +144,7 @@ static const pia6821_interface poly_pia1_intf= static const ptm6840_interface poly_ptm_intf = { - XTAL_10MHz/10, // not correct + XTAL_12MHz / 3, { 0, 0, 0 }, { DEVCB_NULL, DEVCB_NULL, @@ -145,6 +152,28 @@ static const ptm6840_interface poly_ptm_intf = DEVCB_NULL }; +static ACIA6850_INTERFACE( acia_intf ) +{ + 1, + 1, + DEVCB_NULL,//DEVCB_DEVICE_LINE_MEMBER("rs232", serial_port_device, rx), + DEVCB_NULL,//DEVCB_DEVICE_LINE_MEMBER("rs232", serial_port_device, tx), + DEVCB_NULL,//DEVCB_DEVICE_LINE_MEMBER("rs232", rs232_port_device, cts_r), + DEVCB_NULL,//DEVCB_DEVICE_LINE_MEMBER("rs232", rs232_port_device, rts_w), + DEVCB_NULL, + DEVCB_NULL +}; + +static const mc6854_interface adlc_intf = +{ + DEVCB_NULL, + DEVCB_NULL,//DEVCB_DEVICE_LINE_MEMBER(ECONET_TAG, econet_device, data_r), + DEVCB_NULL,//DEVCB_DEVICE_LINE_MEMBER(ECONET_TAG, econet_device, data_w), + NULL, + DEVCB_NULL, + DEVCB_NULL +}; + READ8_MEMBER( poly_state::videoram_r ) { return m_videoram[offset]; @@ -160,9 +189,13 @@ static SAA5050_INTERFACE( poly_saa5050_intf ) WRITE8_MEMBER( poly_state::kbd_put ) { m_term_data = data; + + //m_pia1->cb1_w(1); + //m_pia1->cb1_w(0); //m_term_key = 1; address_space &mem = m_maincpu->space(AS_PROGRAM); - mem.write_byte(0xebec, data); // this has to be 0xecf1 for bios 1 + mem.write_byte(0xebec, data); // bios 0 + mem.write_byte(0xebf1, data); // bios 1 mem.write_byte(0xebd0, 1); // any non-zero here } @@ -173,7 +206,7 @@ static ASCII_KEYBOARD_INTERFACE( keyboard_intf ) static MACHINE_CONFIG_START( poly, poly_state ) /* basic machine hardware */ - MCFG_CPU_ADD("maincpu", M6809E, XTAL_4MHz) + MCFG_CPU_ADD("maincpu", M6809E, XTAL_12MHz / 3) // 12.0576MHz MCFG_CPU_PROGRAM_MAP(poly_mem) @@ -190,6 +223,8 @@ static MACHINE_CONFIG_START( poly, poly_state ) MCFG_PIA6821_ADD( "pia0", poly_pia0_intf ) MCFG_PIA6821_ADD( "pia1", poly_pia1_intf ) MCFG_PTM6840_ADD("ptm", poly_ptm_intf) + MCFG_ACIA6850_ADD("acia", acia_intf) + MCFG_MC6854_ADD("adlc", adlc_intf) // temporary hack MCFG_ASCII_KEYBOARD_ADD(KEYBOARD_TAG, keyboard_intf)