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(MESS) Apple II: Another pass on tagmaps, plus preliminary emulation of the standard and extended 80-column cards for the IIe [R. Belmont]

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This commit is contained in:
R. Belmont 2013-02-08 14:40:27 +00:00
parent 3fad03b0b2
commit 82547ea6dd
13 changed files with 805 additions and 112 deletions
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4
.gitattributes vendored
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@ -6719,6 +6719,10 @@ src/mess/machine/a2eauxslot.c svneol=native#text/plain
src/mess/machine/a2eauxslot.h svneol=native#text/plain
src/mess/machine/a2echoii.c svneol=native#text/plain
src/mess/machine/a2echoii.h svneol=native#text/plain
src/mess/machine/a2eext80col.c svneol=native#text/plain
src/mess/machine/a2eext80col.h svneol=native#text/plain
src/mess/machine/a2estd80col.c svneol=native#text/plain
src/mess/machine/a2estd80col.h svneol=native#text/plain
src/mess/machine/a2lang.c svneol=native#text/plain
src/mess/machine/a2lang.h svneol=native#text/plain
src/mess/machine/a2memexp.c svneol=native#text/plain

14
src/mess/drivers/apple2.c
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@ -212,6 +212,8 @@ Apple 3.5 and Apple 5.25 drives - up to three devices
#include "machine/a2echoii.h"
#include "machine/a2arcadebd.h"
#include "machine/a2midi.h"
#include "machine/a2estd80col.h"
#include "machine/a2eext80col.h"
/***************************************************************************
PARAMETERS
@ -635,6 +637,8 @@ static SLOT_INTERFACE_START(apple2_cards)
SLOT_INTERFACE_END
static SLOT_INTERFACE_START(apple2eaux_cards)
SLOT_INTERFACE("std80", A2EAUX_STD80COL) /* Apple IIe Standard 80 Column Card */
SLOT_INTERFACE("ext80", A2EAUX_EXT80COL) /* Apple IIe Extended 80 Column Card */
SLOT_INTERFACE_END
static MACHINE_CONFIG_START( apple2_common, apple2_state )
@ -721,7 +725,7 @@ static MACHINE_CONFIG_DERIVED( apple2e, apple2_common )
MCFG_A2BUS_ONBOARD_ADD("a2bus", "sl0", A2BUS_LANG, NULL)
MCFG_A2EAUXSLOT_BUS_ADD(AUXSLOT_TAG, "maincpu", a2eauxbus_intf)
MCFG_A2EAUXSLOT_SLOT_ADD(AUXSLOT_TAG, "slaux", apple2eaux_cards, NULL, NULL)
MCFG_A2EAUXSLOT_SLOT_ADD(AUXSLOT_TAG, "aux", apple2eaux_cards, "ext80", NULL) // default to an extended 80-column card
MACHINE_CONFIG_END
@ -750,6 +754,7 @@ MACHINE_CONFIG_END
static MACHINE_CONFIG_DERIVED( mprof3, apple2e )
MCFG_MACHINE_START_OVERRIDE(apple2_state,apple2)
MCFG_VIDEO_START_OVERRIDE(apple2_state,apple2c)
/* internal ram */
MCFG_RAM_MODIFY(RAM_TAG)
@ -766,6 +771,7 @@ MACHINE_CONFIG_END
static MACHINE_CONFIG_DERIVED( apple2c, apple2ee )
MCFG_MACHINE_START_OVERRIDE(apple2_state,apple2)
MCFG_VIDEO_START_OVERRIDE(apple2_state,apple2c)
MCFG_A2BUS_SLOT_REMOVE("sl1") // IIc has no slots, of course :)
MCFG_A2BUS_SLOT_REMOVE("sl2")
@ -778,8 +784,12 @@ static MACHINE_CONFIG_DERIVED( apple2c, apple2ee )
// TODO: populate the IIc's other virtual slots with ONBOARD_ADD
MCFG_A2BUS_ONBOARD_ADD("a2bus", "sl6", A2BUS_DISKII, NULL)
MCFG_A2EAUXSLOT_SLOT_REMOVE("slaux")
MCFG_A2EAUXSLOT_SLOT_REMOVE("aux")
MCFG_A2EAUXSLOT_BUS_REMOVE(AUXSLOT_TAG)
MCFG_RAM_MODIFY(RAM_TAG)
MCFG_RAM_DEFAULT_SIZE("128K")
MCFG_RAM_EXTRA_OPTIONS("128K")
MACHINE_CONFIG_END
static MACHINE_CONFIG_DERIVED( apple2c_iwm, apple2c )

61
src/mess/includes/apple2.h
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@ -174,8 +174,8 @@ public:
int m_last_key;
int m_last_key_unmodified;
unsigned int m_time_until_repeat;
const UINT8 *m_a2_videoram;
UINT32 m_a2_videomask;
const UINT8 *m_a2_videoram, *m_a2_videoaux, *m_textgfx_data;
UINT32 m_a2_videomask, m_textgfx_datalen;
UINT32 m_old_a2;
int m_fgcolor;
int m_bgcolor;
@ -188,8 +188,13 @@ public:
UINT8 *m_rambase;
UINT8 *m_rom, *m_slot_ram;
UINT32 m_rom_length, m_slot_length;
machine_type_t m_machinetype;
device_a2eauxslot_card_interface *m_auxslotdevice;
READ8_MEMBER(apple2_c0xx_r);
WRITE8_MEMBER(apple2_c0xx_w);
READ8_MEMBER(apple2_c080_r);
@ -209,10 +214,43 @@ public:
WRITE8_MEMBER ( apple2_c05x_w );
WRITE8_MEMBER ( apple2_c07x_w );
READ8_MEMBER ( apple2_mainram0000_r );
READ8_MEMBER ( apple2_mainram0200_r );
READ8_MEMBER ( apple2_mainram0400_r );
READ8_MEMBER ( apple2_mainram0800_r );
READ8_MEMBER ( apple2_mainram2000_r );
READ8_MEMBER ( apple2_mainram4000_r );
READ8_MEMBER ( apple2_mainramc000_r );
READ8_MEMBER ( apple2_mainramd000_r );
READ8_MEMBER ( apple2_mainrame000_r );
READ8_MEMBER ( apple2_auxram0000_r );
READ8_MEMBER ( apple2_auxram0200_r );
READ8_MEMBER ( apple2_auxram0400_r );
READ8_MEMBER ( apple2_auxram0800_r );
READ8_MEMBER ( apple2_auxram2000_r );
READ8_MEMBER ( apple2_auxram4000_r );
READ8_MEMBER ( apple2_auxramc000_r );
READ8_MEMBER ( apple2_auxramd000_r );
READ8_MEMBER ( apple2_auxrame000_r );
WRITE8_MEMBER ( apple2_mainram0000_w );
WRITE8_MEMBER ( apple2_mainram0200_w );
WRITE8_MEMBER ( apple2_mainram0400_w );
WRITE8_MEMBER ( apple2_mainram0800_w );
WRITE8_MEMBER ( apple2_mainram2000_w );
WRITE8_MEMBER ( apple2_mainram4000_w );
WRITE8_MEMBER ( apple2_mainramc000_w );
WRITE8_MEMBER ( apple2_mainramd000_w );
WRITE8_MEMBER ( apple2_mainrame000_w );
WRITE8_MEMBER ( apple2_auxram0000_w );
WRITE8_MEMBER ( apple2_auxram0200_w );
WRITE8_MEMBER ( apple2_auxram0400_w );
WRITE8_MEMBER ( apple2_auxram0800_w );
WRITE8_MEMBER ( apple2_auxram2000_w );
WRITE8_MEMBER ( apple2_auxram4000_w );
WRITE8_MEMBER ( apple2_auxramc000_w );
WRITE8_MEMBER ( apple2_auxramd000_w );
WRITE8_MEMBER ( apple2_auxrame000_w );
READ8_MEMBER ( apple2_c1xx_r );
WRITE8_MEMBER ( apple2_c1xx_w );
@ -241,8 +279,24 @@ public:
read8_delegate read_delegates_master[4];
write8_delegate write_delegates_master[3];
write8_delegate write_delegates_0000[2];
write8_delegate write_delegates_0200[2];
write8_delegate write_delegates_0400[2];
write8_delegate write_delegates_0800[2];
write8_delegate write_delegates_2000[2];
write8_delegate write_delegates_4000[2];
write8_delegate write_delegates_c000[2];
write8_delegate write_delegates_d000[2];
write8_delegate write_delegates_e000[2];
read8_delegate read_delegates_0000[2];
read8_delegate read_delegates_0200[2];
read8_delegate read_delegates_0400[2];
read8_delegate read_delegates_0800[2];
read8_delegate read_delegates_2000[2];
read8_delegate read_delegates_4000[2];
read8_delegate read_delegates_c000[2];
read8_delegate read_delegates_d000[2];
read8_delegate read_delegates_e000[2];
read8_delegate rd_c000;
write8_delegate wd_c000;
read8_delegate rd_c080;
@ -264,6 +318,7 @@ public:
DECLARE_MACHINE_START(apple2orig);
DECLARE_VIDEO_START(apple2p);
DECLARE_VIDEO_START(apple2e);
DECLARE_VIDEO_START(apple2c);
DECLARE_MACHINE_START(tk2000);
DECLARE_MACHINE_START(laser128);
DECLARE_MACHINE_START(space84);
@ -312,7 +367,7 @@ int apple2_pressed_specialkey(running_machine &machine, UINT8 key);
/*----------- defined in video/apple2.c -----------*/
void apple2_video_start(running_machine &machine, const UINT8 *vram, size_t vram_size, UINT32 ignored_softswitches, int hires_modulo);
void apple2_video_start(running_machine &machine, const UINT8 *vram, const UINT8 *aux_vram, UINT32 ignored_softswitches, int hires_modulo);
#endif /* APPLE2_H_ */

6
src/mess/machine/a2eauxslot.h
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@ -119,7 +119,11 @@ public:
device_a2eauxslot_card_interface(const machine_config &mconfig, device_t &device);
virtual ~device_a2eauxslot_card_interface();
virtual void write_c07x(address_space &space, UINT8 offset, UINT8 data) { printf("a2eauxslot: unhandled write %02x to C07%x\n", data, offset); }
virtual UINT8 read_auxram(UINT16 offset) { printf("a2eauxslot: unhandled auxram read @ %04x\n", offset); return 0xff; }
virtual void write_auxram(UINT16 offset, UINT8 data) { printf("a2eauxslot: unhandled auxram write %02x @ %04x\n", data, offset); }
virtual void write_c07x(address_space &space, UINT8 offset, UINT8 data) {}
virtual UINT8 *get_vram_ptr() = 0;
virtual bool allow_dhr() { return true; }
device_a2eauxslot_card_interface *next() const { return m_next; }

69
src/mess/machine/a2eext80col.c Normal file
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@ -0,0 +1,69 @@
/*********************************************************************
a2eext80col.c
Apple IIe Extended 80 Column Card (64K of RAM, double-hi-res)
*********************************************************************/
#include "emu.h"
#include "includes/apple2.h"
#include "machine/a2eext80col.h"
/***************************************************************************
PARAMETERS
***************************************************************************/
//**************************************************************************
// GLOBAL VARIABLES
//**************************************************************************
const device_type A2EAUX_EXT80COL = &device_creator<a2eaux_ext80col_device>;
//**************************************************************************
// LIVE DEVICE
//**************************************************************************
a2eaux_ext80col_device::a2eaux_ext80col_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) :
device_t(mconfig, A2EAUX_EXT80COL, "Apple IIe Extended 80-Column Card", tag, owner, clock),
device_a2eauxslot_card_interface(mconfig, *this)
{
m_shortname = "a2eext80";
}
a2eaux_ext80col_device::a2eaux_ext80col_device(const machine_config &mconfig, device_type type, const char *name, const char *tag, device_t *owner, UINT32 clock) :
device_t(mconfig, type, name, tag, owner, clock),
device_a2eauxslot_card_interface(mconfig, *this)
{
m_shortname = "a2eext80";
}
//-------------------------------------------------
// device_start - device-specific startup
//-------------------------------------------------
void a2eaux_ext80col_device::device_start()
{
set_a2eauxslot_device();
}
void a2eaux_ext80col_device::device_reset()
{
}
UINT8 a2eaux_ext80col_device::read_auxram(UINT16 offset)
{
return m_ram[offset];
}
void a2eaux_ext80col_device::write_auxram(UINT16 offset, UINT8 data)
{
m_ram[offset] = data;
}
UINT8 *a2eaux_ext80col_device::get_vram_ptr()
{
return &m_ram[0];
}

45
src/mess/machine/a2eext80col.h Normal file
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@ -0,0 +1,45 @@
/*********************************************************************
a2eext80col.c
Apple IIe Extended 80 Column Card
*********************************************************************/
#ifndef __A2EAUX_EXT80COL__
#define __A2EAUX_EXT80COL__
#include "emu.h"
#include "machine/a2eauxslot.h"
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
class a2eaux_ext80col_device:
public device_t,
public device_a2eauxslot_card_interface
{
public:
// construction/destruction
a2eaux_ext80col_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
a2eaux_ext80col_device(const machine_config &mconfig, device_type type, const char *name, const char *tag, device_t *owner, UINT32 clock);
protected:
virtual void device_start();
virtual void device_reset();
virtual UINT8 read_auxram(UINT16 offset);
virtual void write_auxram(UINT16 offset, UINT8 data);
virtual UINT8 *get_vram_ptr();
virtual bool allow_dhr() { return true; }
private:
UINT8 m_ram[64*1024];
};
// device type definition
extern const device_type A2EAUX_EXT80COL;
#endif /* __A2EAUX_EXT80COL__ */

77
src/mess/machine/a2estd80col.c Normal file
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@ -0,0 +1,77 @@
/*********************************************************************
a2estd80col.c
Apple IIe Standard 80 Column Card (2K of RAM, no double-hi-res)
*********************************************************************/
#include "emu.h"
#include "includes/apple2.h"
#include "machine/a2estd80col.h"
/***************************************************************************
PARAMETERS
***************************************************************************/
//**************************************************************************
// GLOBAL VARIABLES
//**************************************************************************
const device_type A2EAUX_STD80COL = &device_creator<a2eaux_std80col_device>;
//**************************************************************************
// LIVE DEVICE
//**************************************************************************
a2eaux_std80col_device::a2eaux_std80col_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) :
device_t(mconfig, A2EAUX_STD80COL, "Apple IIe Standard 80-Column Card", tag, owner, clock),
device_a2eauxslot_card_interface(mconfig, *this)
{
m_shortname = "a2estd80";
}
a2eaux_std80col_device::a2eaux_std80col_device(const machine_config &mconfig, device_type type, const char *name, const char *tag, device_t *owner, UINT32 clock) :
device_t(mconfig, type, name, tag, owner, clock),
device_a2eauxslot_card_interface(mconfig, *this)
{
m_shortname = "a2estd80";
}
//-------------------------------------------------
// device_start - device-specific startup
//-------------------------------------------------
void a2eaux_std80col_device::device_start()
{
set_a2eauxslot_device();
}
void a2eaux_std80col_device::device_reset()
{
}
UINT8 a2eaux_std80col_device::read_auxram(UINT16 offset)
{
if (offset < 0x800)
{
return m_ram[offset];
}
return 0xff;
}
void a2eaux_std80col_device::write_auxram(UINT16 offset, UINT8 data)
{
if (offset < 0x800)
{
m_ram[offset] = data;
}
}
UINT8 *a2eaux_std80col_device::get_vram_ptr()
{
return &m_ram[0];
}

45
src/mess/machine/a2estd80col.h Normal file
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@ -0,0 +1,45 @@
/*********************************************************************
a2estd80col.c
Apple IIe Standard 80 Column Card
*********************************************************************/
#ifndef __A2EAUX_STD80COL__
#define __A2EAUX_STD80COL__
#include "emu.h"
#include "machine/a2eauxslot.h"
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
class a2eaux_std80col_device:
public device_t,
public device_a2eauxslot_card_interface
{
public:
// construction/destruction
a2eaux_std80col_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
a2eaux_std80col_device(const machine_config &mconfig, device_type type, const char *name, const char *tag, device_t *owner, UINT32 clock);
protected:
virtual void device_start();
virtual void device_reset();
virtual UINT8 read_auxram(UINT16 offset);
virtual void write_auxram(UINT16 offset, UINT8 data);
virtual UINT8 *get_vram_ptr();
virtual bool allow_dhr() { return false; } // we don't allow DHR
private:
UINT8 m_ram[2*1024];
};
// device type definition
extern const device_type A2EAUX_STD80COL;
#endif /* __A2EAUX_STD80COL__ */

536
src/mess/machine/apple2.c
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@ -65,8 +65,8 @@ void apple2_state::apple2_update_memory()
read8_delegate *rh;
write8_delegate *wh;
offs_t begin, end_r, end_w;
UINT8 *rbase, *wbase, *rom;
UINT32 rom_length, offset;
UINT8 *rbase, *wbase;
UINT32 offset;
bank_disposition_t bank_disposition;
int wh_nop = 0;
@ -79,10 +79,6 @@ void apple2_state::apple2_update_memory()
full_update = 1;
}
/* get critical info */
rom = memregion("maincpu")->base();
rom_length = memregion("maincpu")->bytes() & ~0xFFF;
/* loop through the entire memory map */
bank = m_mem_config.first_bank;
for (i = 0; m_mem_config.memmap[i].get_meminfo; i++)
@ -149,7 +145,7 @@ void apple2_state::apple2_update_memory()
{
/* ROM */
offset = meminfo.read_mem & APPLE2_MEM_MASK;
rbase = &rom[offset % rom_length];
rbase = &m_rom[offset % m_rom_length];
}
else
{
@ -388,16 +384,8 @@ WRITE8_MEMBER(apple2_state::apple2_c080_w)
INT8 apple2_slotram_r(address_space &space, int slotnum, int offset)
{
apple2_state *state = space.machine().driver_data<apple2_state>();
UINT8 *rom, *slot_ram;
UINT32 rom_length, slot_length;
// find slot_ram if any
rom = state->memregion("maincpu")->base();
rom_length = state->memregion("maincpu")->bytes() & ~0xFFF;
slot_length = state->memregion("maincpu")->bytes() - rom_length;
slot_ram = (slot_length > 0) ? &rom[rom_length] : NULL;
if (slot_ram)
if (state->m_slot_ram)
{
if (!space.debugger_access())
{
@ -406,7 +394,7 @@ INT8 apple2_slotram_r(address_space &space, int slotnum, int offset)
state->apple2_update_memory();
}
return slot_ram[offset];
return state->m_slot_ram[offset];
}
// else fall through to floating bus
@ -445,14 +433,6 @@ WRITE8_MEMBER(apple2_state::apple2_c1xx_w )
{
int slotnum;
device_a2bus_card_interface *slotdevice;
UINT8 *rom, *slot_ram;
UINT32 rom_length, slot_length;
// find slot_ram if any
rom = memregion("maincpu")->base();
rom_length = memregion("maincpu")->bytes() & ~0xFFF;
slot_length = memregion("maincpu")->bytes() - rom_length;
slot_ram = (slot_length > 0) ? &rom[rom_length] : NULL;
slotnum = ((offset>>8) & 0xf) + 1;
@ -464,8 +444,8 @@ WRITE8_MEMBER(apple2_state::apple2_c1xx_w )
}
else
{
if (slot_ram)
slot_ram[offset] = data;
if (m_slot_ram)
m_slot_ram[offset] = data;
}
}
@ -501,14 +481,6 @@ WRITE8_MEMBER(apple2_state::apple2_c3xx_w )
{
int slotnum;
device_a2bus_card_interface *slotdevice;
UINT8 *rom, *slot_ram;
UINT32 rom_length, slot_length;
// find slot_ram if any
rom = memregion("maincpu")->base();
rom_length = memregion("maincpu")->bytes() & ~0xFFF;
slot_length = memregion("maincpu")->bytes() - rom_length;
slot_ram = (slot_length > 0) ? &rom[rom_length] : NULL;
slotnum = 3;
slotdevice = m_a2bus->get_a2bus_card(slotnum);
@ -525,8 +497,8 @@ WRITE8_MEMBER(apple2_state::apple2_c3xx_w )
}
else
{
if (slot_ram)
slot_ram[offset] = data;
if (m_slot_ram)
m_slot_ram[offset] = data;
}
}
@ -561,14 +533,6 @@ WRITE8_MEMBER ( apple2_state::apple2_c4xx_w )
{
int slotnum;
device_a2bus_card_interface *slotdevice;
UINT8 *rom, *slot_ram;
UINT32 rom_length, slot_length;
// find slot_ram if any
rom = memregion("maincpu")->base();
rom_length = memregion("maincpu")->bytes() & ~0xFFF;
slot_length = memregion("maincpu")->bytes() - rom_length;
slot_ram = (slot_length > 0) ? &rom[rom_length] : NULL;
slotnum = ((offset>>8) & 0xf) + 4;
slotdevice = m_a2bus->get_a2bus_card(slotnum);
@ -585,8 +549,8 @@ WRITE8_MEMBER ( apple2_state::apple2_c4xx_w )
}
else
{
if (slot_ram)
slot_ram[offset] = data;
if (m_slot_ram)
m_slot_ram[offset] = data;
}
}
@ -720,15 +684,15 @@ WRITE8_MEMBER(apple2_state::apple2_inh_e000_w )
static void apple2_mem_0000(running_machine &machine, offs_t begin, offs_t end, apple2_meminfo *meminfo)
{
apple2_state *state = machine.driver_data<apple2_state>();
meminfo->read_mem = (state->m_flags & VAR_ALTZP) ? 0x010000 : 0x000000;
meminfo->write_mem = (state->m_flags & VAR_ALTZP) ? 0x010000 : 0x000000;
meminfo->read_handler = (state->m_flags & VAR_ALTZP) ? &state->read_delegates_0000[0] : &state->read_delegates_0000[1];
meminfo->write_handler = (state->m_flags & VAR_ALTZP) ? &state->write_delegates_0000[0] : &state->write_delegates_0000[1];
}
static void apple2_mem_0200(running_machine &machine, offs_t begin, offs_t end, apple2_meminfo *meminfo)
{
apple2_state *state = machine.driver_data<apple2_state>();
meminfo->read_mem = (state->m_flags & VAR_RAMRD) ? 0x010200 : 0x000200;
meminfo->write_mem = (state->m_flags & VAR_RAMWRT) ? 0x010200 : 0x000200;
meminfo->read_handler = (state->m_flags & VAR_RAMRD) ? &state->read_delegates_0200[0] : &state->read_delegates_0200[1];
meminfo->write_handler = (state->m_flags & VAR_RAMWRT) ? &state->write_delegates_0200[0] : &state->write_delegates_0200[1];
}
static void apple2_mem_0400(running_machine &machine, offs_t begin, offs_t end, apple2_meminfo *meminfo)
@ -737,14 +701,12 @@ static void apple2_mem_0400(running_machine &machine, offs_t begin, offs_t end,
if (state->m_flags & VAR_80STORE)
{
meminfo->read_mem = (state->m_flags & VAR_PAGE2) ? 0x010400 : 0x000400;
meminfo->write_mem = (state->m_flags & VAR_PAGE2) ? 0x010400 : 0x000400;
meminfo->read_handler = (state->m_flags & VAR_PAGE2) ? &state->read_delegates_0400[0] : &state->read_delegates_0400[1];
meminfo->write_handler = (state->m_flags & VAR_PAGE2) ? &state->write_delegates_0400[0] : &state->write_delegates_0400[1];
}
else
{
meminfo->read_mem = (state->m_flags & VAR_RAMRD) ? 0x010400 : 0x000400;
meminfo->write_mem = (state->m_flags & VAR_RAMWRT) ? 0x010400 : 0x000400;
meminfo->read_handler = (state->m_flags & VAR_RAMRD) ? &state->read_delegates_0400[0] : &state->read_delegates_0400[1];
meminfo->write_handler = (state->m_flags & VAR_RAMWRT) ? &state->write_delegates_0400[0] : &state->write_delegates_0400[1];
}
}
@ -752,8 +714,8 @@ static void apple2_mem_0400(running_machine &machine, offs_t begin, offs_t end,
static void apple2_mem_0800(running_machine &machine, offs_t begin, offs_t end, apple2_meminfo *meminfo)
{
apple2_state *state = machine.driver_data<apple2_state>();
meminfo->read_mem = (state->m_flags & VAR_RAMRD) ? 0x010800 : 0x000800;
meminfo->write_mem = (state->m_flags & VAR_RAMWRT) ? 0x010800 : 0x000800;
meminfo->read_handler = (state->m_flags & VAR_RAMRD) ? &state->read_delegates_0800[0] : &state->read_delegates_0800[1];
meminfo->write_handler = (state->m_flags & VAR_RAMWRT) ? &state->write_delegates_0800[0] : &state->write_delegates_0800[1];
}
static void apple2_mem_2000(running_machine &machine, offs_t begin, offs_t end, apple2_meminfo *meminfo)
@ -761,14 +723,12 @@ static void apple2_mem_2000(running_machine &machine, offs_t begin, offs_t end,
apple2_state *state = machine.driver_data<apple2_state>();
if ((state->m_flags & (VAR_80STORE|VAR_HIRES)) == (VAR_80STORE|VAR_HIRES))
{
meminfo->read_mem = (state->m_flags & VAR_PAGE2) ? 0x012000 : 0x002000;
meminfo->write_mem = (state->m_flags & VAR_PAGE2) ? 0x012000 : 0x002000;
meminfo->read_handler = (state->m_flags & VAR_PAGE2) ? &state->read_delegates_2000[0] : &state->read_delegates_2000[1];
meminfo->write_handler = (state->m_flags & VAR_PAGE2) ? &state->write_delegates_2000[0] : &state->write_delegates_2000[1];
}
else
{
meminfo->read_mem = (state->m_flags & VAR_RAMRD) ? 0x012000 : 0x002000;
meminfo->write_mem = (state->m_flags & VAR_RAMWRT) ? 0x012000 : 0x002000;
meminfo->read_handler = (state->m_flags & VAR_RAMRD) ? &state->read_delegates_2000[0] : &state->read_delegates_2000[1];
meminfo->write_handler = (state->m_flags & VAR_RAMWRT) ? &state->write_delegates_2000[0] : &state->write_delegates_2000[1];
}
}
@ -776,8 +736,8 @@ static void apple2_mem_2000(running_machine &machine, offs_t begin, offs_t end,
static void apple2_mem_4000(running_machine &machine, offs_t begin, offs_t end, apple2_meminfo *meminfo)
{
apple2_state *state = machine.driver_data<apple2_state>();
meminfo->read_mem = (state->m_flags & VAR_RAMRD) ? 0x014000 : 0x004000;
meminfo->write_mem = (state->m_flags & VAR_RAMWRT) ? 0x014000 : 0x004000;
meminfo->read_handler = (state->m_flags & VAR_RAMRD) ? &state->read_delegates_4000[0] : &state->read_delegates_4000[1];
meminfo->write_handler = (state->m_flags & VAR_RAMWRT) ? &state->write_delegates_4000[0] : &state->write_delegates_4000[1];
}
static void apple2_mem_C000(running_machine &machine, offs_t begin, offs_t end, apple2_meminfo *meminfo)
@ -896,9 +856,13 @@ static void apple2_mem_D000(running_machine &machine, offs_t begin, offs_t end,
if (state->m_flags & VAR_LCRAM)
{
if (state->m_flags & VAR_LCRAM2)
meminfo->read_mem = (state->m_flags & VAR_ALTZP) ? 0x01C000 : 0x00C000;
{
meminfo->read_handler = (state->m_flags & VAR_ALTZP) ? &state->read_delegates_c000[0] : &state->read_delegates_c000[1];
}
else
meminfo->read_mem = (state->m_flags & VAR_ALTZP) ? 0x01D000 : 0x00D000;
{
meminfo->read_handler = (state->m_flags & VAR_ALTZP) ? &state->read_delegates_d000[0] : &state->read_delegates_d000[1];
}
}
else
{
@ -909,9 +873,13 @@ static void apple2_mem_D000(running_machine &machine, offs_t begin, offs_t end,
if (state->m_flags & VAR_LCWRITE)
{
if (state->m_flags & VAR_LCRAM2)
meminfo->write_mem = (state->m_flags & VAR_ALTZP) ? 0x01C000 : 0x00C000;
{
meminfo->write_handler = (state->m_flags & VAR_ALTZP) ? &state->write_delegates_c000[0] : &state->write_delegates_c000[1];
}
else
meminfo->write_mem = (state->m_flags & VAR_ALTZP) ? 0x01D000 : 0x00D000;
{
meminfo->write_handler = (state->m_flags & VAR_ALTZP) ? &state->write_delegates_d000[0] : &state->write_delegates_d000[1];
}
}
else
{
@ -933,7 +901,7 @@ static void apple2_mem_E000(running_machine &machine, offs_t begin, offs_t end,
{
if (state->m_flags & VAR_LCRAM)
{
meminfo->read_mem = (state->m_flags & VAR_ALTZP) ? 0x01E000 : 0x00E000;
meminfo->read_handler = (state->m_flags & VAR_ALTZP) ? &state->read_delegates_e000[0] : &state->read_delegates_e000[1];
}
else
{
@ -943,7 +911,7 @@ static void apple2_mem_E000(running_machine &machine, offs_t begin, offs_t end,
if (state->m_flags & VAR_LCWRITE)
{
meminfo->write_mem = (state->m_flags & VAR_ALTZP) ? 0x01E000 : 0x00E000;
meminfo->write_handler = (state->m_flags & VAR_ALTZP) ? &state->write_delegates_e000[0] : &state->write_delegates_e000[1];
}
else
{
@ -1220,37 +1188,397 @@ TIMER_DEVICE_CALLBACK_MEMBER(apple2_state::apple2_interrupt)
/***************************************************************************
apple2_mainram0400_w
apple2_mainram2000_w
apple2_auxram0400_w
apple2_auxram2000_w
apple2_mainramxx00_r
apple2_mainramxx00_w
apple2_auxramxx00_r
apple2_auxramxx00_w
***************************************************************************/
READ8_MEMBER ( apple2_state::apple2_mainram0000_r )
{
return m_rambase[offset];
}
READ8_MEMBER ( apple2_state::apple2_mainram0200_r )
{
offset += 0x200;
return m_rambase[offset];
}
READ8_MEMBER ( apple2_state::apple2_mainram0400_r )
{
offset += 0x400;
return m_rambase[offset];
}
READ8_MEMBER ( apple2_state::apple2_mainram0800_r )
{
offset += 0x800;
return m_rambase[offset];
}
READ8_MEMBER ( apple2_state::apple2_mainram2000_r )
{
offset += 0x2000;
return m_rambase[offset];
}
READ8_MEMBER ( apple2_state::apple2_mainram4000_r )
{
offset += 0x4000;
return m_rambase[offset];
}
READ8_MEMBER ( apple2_state::apple2_mainramc000_r )
{
offset += 0xc000;
return m_rambase[offset];
}
READ8_MEMBER ( apple2_state::apple2_mainramd000_r )
{
offset += 0xd000;
return m_rambase[offset];
}
READ8_MEMBER ( apple2_state::apple2_mainrame000_r )
{
offset += 0xe000;
return m_rambase[offset];
}
READ8_MEMBER ( apple2_state::apple2_auxram0000_r )
{
if (m_auxslotdevice)
{
return m_auxslotdevice->read_auxram(offset);
}
else if (m_machinetype == APPLE_IIE)
{
return 0xff;
}
offset += 0x10000;
return m_rambase[offset];
}
READ8_MEMBER ( apple2_state::apple2_auxram0200_r )
{
if (m_auxslotdevice)
{
return m_auxslotdevice->read_auxram(offset+0x200);
}
else if (m_machinetype == APPLE_IIE)
{
return 0xff;
}
offset += 0x10200;
return m_rambase[offset];
}
READ8_MEMBER ( apple2_state::apple2_auxram0400_r )
{
if (m_auxslotdevice)
{
return m_auxslotdevice->read_auxram(offset+0x400);
}
else if (m_machinetype == APPLE_IIE)
{
return 0xff;
}
offset += 0x10400;
return m_rambase[offset];
}
READ8_MEMBER ( apple2_state::apple2_auxram0800_r )
{
if (m_auxslotdevice)
{
return m_auxslotdevice->read_auxram(offset+0x800);
}
else if (m_machinetype == APPLE_IIE)
{
return 0xff;
}
offset += 0x10800;
return m_rambase[offset];
}
READ8_MEMBER ( apple2_state::apple2_auxram2000_r )
{
if (m_auxslotdevice)
{
return m_auxslotdevice->read_auxram(offset+0x2000);
}
else if (m_machinetype == APPLE_IIE)
{
return 0xff;
}
offset += 0x12000;
return m_rambase[offset];
}
READ8_MEMBER ( apple2_state::apple2_auxram4000_r )
{
if (m_auxslotdevice)
{
return m_auxslotdevice->read_auxram(offset+0x4000);
}
else if (m_machinetype == APPLE_IIE)
{
return 0xff;
}
offset += 0x14000;
return m_rambase[offset];
}
READ8_MEMBER ( apple2_state::apple2_auxramc000_r )
{
if (m_auxslotdevice)
{
return m_auxslotdevice->read_auxram(offset+0xc000);
}
else if (m_machinetype == APPLE_IIE)
{
return 0xff;
}
offset += 0x1c000;
return m_rambase[offset];
}
READ8_MEMBER ( apple2_state::apple2_auxramd000_r )
{
if (m_auxslotdevice)
{
return m_auxslotdevice->read_auxram(offset+0xd000);
}
else if (m_machinetype == APPLE_IIE)
{
return 0xff;
}
offset += 0x1d000;
return m_rambase[offset];
}
READ8_MEMBER ( apple2_state::apple2_auxrame000_r )
{
if (m_auxslotdevice)
{
return m_auxslotdevice->read_auxram(offset+0xe000);
}
else if (m_machinetype == APPLE_IIE)
{
return 0xff;
}
offset += 0x1e000;
return m_rambase[offset];
}
WRITE8_MEMBER ( apple2_state::apple2_mainram0000_w )
{
m_rambase[offset] = data;
}
WRITE8_MEMBER ( apple2_state::apple2_mainram0200_w )
{
offset += 0x200;
m_rambase[offset] = data;
}
WRITE8_MEMBER ( apple2_state::apple2_mainram0400_w )
{
offset += 0x400;
m_rambase[offset] = data;
}
WRITE8_MEMBER ( apple2_state::apple2_mainram0800_w )
{
offset += 0x800;
m_rambase[offset] = data;
}
WRITE8_MEMBER ( apple2_state::apple2_mainram2000_w )
{
offset += 0x2000;
m_rambase[offset] = data;
}
WRITE8_MEMBER ( apple2_state::apple2_mainram4000_w )
{
offset += 0x4000;
m_rambase[offset] = data;
}
WRITE8_MEMBER ( apple2_state::apple2_mainramc000_w )
{
offset += 0xc000;
m_rambase[offset] = data;
}
WRITE8_MEMBER ( apple2_state::apple2_mainramd000_w )
{
offset += 0xd000;
m_rambase[offset] = data;
}
WRITE8_MEMBER ( apple2_state::apple2_mainrame000_w )
{
offset += 0xe000;
m_rambase[offset] = data;
}
WRITE8_MEMBER ( apple2_state::apple2_auxram0000_w )
{
if (m_auxslotdevice)
{
m_auxslotdevice->write_auxram(offset, data);
return;
}
else if (m_machinetype == APPLE_IIE)
{
return;
}
offset += 0x10000;
m_rambase[offset] = data;
}
WRITE8_MEMBER ( apple2_state::apple2_auxram0200_w )
{
if (m_auxslotdevice)
{
m_auxslotdevice->write_auxram(offset+0x200, data);
return;
}
else if (m_machinetype == APPLE_IIE)
{
return;
}
offset += 0x10200;
m_rambase[offset] = data;
}
WRITE8_MEMBER ( apple2_state::apple2_auxram0400_w )
{
if (m_auxslotdevice)
{
m_auxslotdevice->write_auxram(offset+0x400, data);
return;
}
else if (m_machinetype == APPLE_IIE)
{
return;
}
offset += 0x10400;
m_rambase[offset] = data;
}
WRITE8_MEMBER ( apple2_state::apple2_auxram0800_w )
{
if (m_auxslotdevice)
{
m_auxslotdevice->write_auxram(offset+0x800, data);
return;
}
else if (m_machinetype == APPLE_IIE)
{
return;
}
offset += 0x10800;
m_rambase[offset] = data;
}
WRITE8_MEMBER ( apple2_state::apple2_auxram2000_w )
{
if (m_auxslotdevice)
{
m_auxslotdevice->write_auxram(offset+0x2000, data);
return;
}
else if (m_machinetype == APPLE_IIE)
{
return;
}
offset += 0x12000;
m_rambase[offset] = data;
}
WRITE8_MEMBER ( apple2_state::apple2_auxram4000_w )
{
if (m_auxslotdevice)
{
m_auxslotdevice->write_auxram(offset+0x4000, data);
return;
}
else if (m_machinetype == APPLE_IIE)
{
return;
}
offset += 0x14000;
m_rambase[offset] = data;
}
WRITE8_MEMBER ( apple2_state::apple2_auxramc000_w )
{
if (m_auxslotdevice)
{
m_auxslotdevice->write_auxram(offset+0xc000, data);
return;
}
else if (m_machinetype == APPLE_IIE)
{
return;
}
offset += 0x1c000;
m_rambase[offset] = data;
}
WRITE8_MEMBER ( apple2_state::apple2_auxramd000_w )
{
if (m_auxslotdevice)
{
m_auxslotdevice->write_auxram(offset+0xd000, data);
return;
}
else if (m_machinetype == APPLE_IIE)
{
return;
}
offset += 0x1d000;
m_rambase[offset] = data;
}
WRITE8_MEMBER ( apple2_state::apple2_auxrame000_w )
{
if (m_auxslotdevice)
{
m_auxslotdevice->write_auxram(offset+0xe000, data);
return;
}
else if (m_machinetype == APPLE_IIE)
{
return;
}
offset += 0x1e000;
m_rambase[offset] = data;
}
/***************************************************************************
apple2_c00x_r
@ -1582,16 +1910,9 @@ READ8_MEMBER ( apple2_state::apple2_c07x_r )
WRITE8_MEMBER ( apple2_state::apple2_c07x_w )
{
// this a machine with an aux slot?
if (m_machinetype == APPLE_IIE)
if (m_auxslotdevice)
{
device_a2eauxslot_card_interface *auxslotdevice = NULL;
auxslotdevice = m_a2eauxslot->get_a2eauxslot_card();
if (auxslotdevice)
{
auxslotdevice->write_c07x(space, offset&0xf, data);
}
m_auxslotdevice->write_c07x(space, offset&0xf, data);
}
// AE RamWorks manual indicates that even if the auxslot card sees the c07x write,
@ -1771,6 +2092,18 @@ void apple2_init_common(running_machine &machine)
state->m_flags = 0;
state->m_fdc_diskreg = 0;
// do these lookups once at startup
state->m_rom = state->memregion("maincpu")->base();
state->m_rom_length = state->memregion("maincpu")->bytes() & ~0xFFF;
state->m_slot_length = state->memregion("maincpu")->bytes() - state->m_rom_length;
state->m_slot_ram = (state->m_slot_length > 0) ? &state->m_rom[state->m_rom_length] : NULL;
state->m_auxslotdevice = NULL;
if (state->m_machinetype == APPLE_IIE)
{
state->m_auxslotdevice = state->m_a2eauxslot->get_a2eauxslot_card();
}
AY3600_init(machine);
/* state save registers */
@ -1937,9 +2270,6 @@ void apple2_state::apple2_refresh_delegates()
write_delegates_master[1] = write8_delegate(FUNC(apple2_state::apple2_c3xx_w), this);
write_delegates_master[2] = write8_delegate(FUNC(apple2_state::apple2_c4xx_w), this);
write_delegates_2000[0] = write8_delegate(FUNC(apple2_state::apple2_auxram2000_w), this);
write_delegates_2000[1] = write8_delegate(FUNC(apple2_state::apple2_mainram2000_w), this);
rd_c000 = read8_delegate(FUNC(apple2_state::apple2_c0xx_r), this);
wd_c000 = write8_delegate(FUNC(apple2_state::apple2_c0xx_w), this);
@ -1961,7 +2291,41 @@ void apple2_state::apple2_refresh_delegates()
rd_inh_e000 = read8_delegate(FUNC(apple2_state::apple2_inh_e000_r), this);
wd_inh_e000 = write8_delegate(FUNC(apple2_state::apple2_inh_e000_w), this);
read_delegates_0000[0] = read8_delegate(FUNC(apple2_state::apple2_auxram0000_r), this);
read_delegates_0000[1] = read8_delegate(FUNC(apple2_state::apple2_mainram0000_r), this);
read_delegates_0200[0] = read8_delegate(FUNC(apple2_state::apple2_auxram0200_r), this);
read_delegates_0200[1] = read8_delegate(FUNC(apple2_state::apple2_mainram0200_r), this);
read_delegates_0400[0] = read8_delegate(FUNC(apple2_state::apple2_auxram0400_r), this);
read_delegates_0400[1] = read8_delegate(FUNC(apple2_state::apple2_mainram0400_r), this);
read_delegates_0800[0] = read8_delegate(FUNC(apple2_state::apple2_auxram0800_r), this);
read_delegates_0800[1] = read8_delegate(FUNC(apple2_state::apple2_mainram0800_r), this);
read_delegates_2000[0] = read8_delegate(FUNC(apple2_state::apple2_auxram2000_r), this);
read_delegates_2000[1] = read8_delegate(FUNC(apple2_state::apple2_mainram2000_r), this);
read_delegates_4000[0] = read8_delegate(FUNC(apple2_state::apple2_auxram4000_r), this);
read_delegates_4000[1] = read8_delegate(FUNC(apple2_state::apple2_mainram4000_r), this);
read_delegates_c000[0] = read8_delegate(FUNC(apple2_state::apple2_auxramc000_r), this);
read_delegates_c000[1] = read8_delegate(FUNC(apple2_state::apple2_mainramc000_r), this);
read_delegates_d000[0] = read8_delegate(FUNC(apple2_state::apple2_auxramd000_r), this);
read_delegates_d000[1] = read8_delegate(FUNC(apple2_state::apple2_mainramd000_r), this);
read_delegates_e000[0] = read8_delegate(FUNC(apple2_state::apple2_auxrame000_r), this);
read_delegates_e000[1] = read8_delegate(FUNC(apple2_state::apple2_mainrame000_r), this);
write_delegates_0000[0] = write8_delegate(FUNC(apple2_state::apple2_auxram0000_w), this);
write_delegates_0000[1] = write8_delegate(FUNC(apple2_state::apple2_mainram0000_w), this);
write_delegates_0200[0] = write8_delegate(FUNC(apple2_state::apple2_auxram0200_w), this);
write_delegates_0200[1] = write8_delegate(FUNC(apple2_state::apple2_mainram0200_w), this);
write_delegates_0400[0] = write8_delegate(FUNC(apple2_state::apple2_auxram0400_w), this);
write_delegates_0400[1] = write8_delegate(FUNC(apple2_state::apple2_mainram0400_w), this);
write_delegates_0800[0] = write8_delegate(FUNC(apple2_state::apple2_auxram0800_w), this);
write_delegates_0800[1] = write8_delegate(FUNC(apple2_state::apple2_mainram0800_w), this);
write_delegates_2000[0] = write8_delegate(FUNC(apple2_state::apple2_auxram2000_w), this);
write_delegates_2000[1] = write8_delegate(FUNC(apple2_state::apple2_mainram2000_w), this);
write_delegates_4000[0] = write8_delegate(FUNC(apple2_state::apple2_auxram4000_w), this);
write_delegates_4000[1] = write8_delegate(FUNC(apple2_state::apple2_mainram4000_w), this);
write_delegates_c000[0] = write8_delegate(FUNC(apple2_state::apple2_auxramc000_w), this);
write_delegates_c000[1] = write8_delegate(FUNC(apple2_state::apple2_mainramc000_w), this);
write_delegates_d000[0] = write8_delegate(FUNC(apple2_state::apple2_auxramd000_w), this);
write_delegates_d000[1] = write8_delegate(FUNC(apple2_state::apple2_mainramd000_w), this);
write_delegates_e000[0] = write8_delegate(FUNC(apple2_state::apple2_auxrame000_w), this);
write_delegates_e000[1] = write8_delegate(FUNC(apple2_state::apple2_mainrame000_w), this);
}

7
src/mess/machine/apple2gs.c
View File

@ -1060,7 +1060,7 @@ READ8_MEMBER( apple2gs_state::apple2gs_c0xx_r )
case 0x78: case 0x79: case 0x7a: case 0x7b:
case 0x7c: case 0x7d: case 0x7e: case 0x7f:
offset |= (memregion("maincpu")->bytes() - 1) & ~0x3FFF;
result = memregion("maincpu")->base()[offset];
result = m_rom[offset];
break;
case 0x21: /* C021 - MONOCOLOR */
@ -1564,13 +1564,14 @@ static const apple2_memmap_entry apple2gs_memmap_entries[] =
static UINT8 *apple2gs_getslotmem(running_machine &machine, offs_t address)
{
apple2gs_state *state = machine.driver_data<apple2gs_state>();
UINT8 *rom;
address %= 0x00FFFF;
assert(address >= 0xC000);
assert(address <= 0xCFFF);
rom = machine.root_device().memregion("maincpu")->base();
rom = state->m_rom;
rom += 0x030000 % machine.root_device().memregion("maincpu")->bytes();
return &rom[address];
}
@ -1878,7 +1879,7 @@ static void apple2gs_setup_memory(running_machine &machine)
begin = 0x1000000 - state->memregion("maincpu")->bytes();
end = 0xffffff;
space.install_read_bank(begin, end, "bank3");
state->membank("bank3")->set_base(state->memregion("maincpu")->base());
state->membank("bank3")->set_base(state->m_rom);
/* install new xxC000-xxCFFF handlers */
space.install_legacy_read_handler(0x00c000, 0x00cfff, FUNC(apple2gs_00Cxxx_r));

2
src/mess/mess.mak
View File

@ -695,6 +695,8 @@ $(MESSOBJ)/apple.a: \
$(MESS_MACHINE)/a2echoii.o \
$(MESS_MACHINE)/a2arcadebd.o \
$(MESS_MACHINE)/a2midi.o \
$(MESS_MACHINE)/a2estd80col.o \
$(MESS_MACHINE)/a2eext80col.o \
$(MESS_MACHINE)/lisa.o \
$(MESS_DRIVERS)/lisa.o \
$(MESS_MACHINE)/nubus.o \

49
src/mess/video/apple2.c
View File

@ -160,8 +160,6 @@ static void apple2_text_draw(running_machine &machine, bitmap_ind16 &bitmap, con
int row, col;
UINT32 start_address = (page ? 0x0800 : 0x0400);
UINT32 address;
const UINT8 *textgfx_data = machine.root_device().memregion("gfx1")->base();
UINT32 textgfx_datalen = state->memregion("gfx1")->bytes();
UINT32 my_a2 = effective_a2(state);
/* perform adjustments */
@ -176,15 +174,15 @@ static void apple2_text_draw(running_machine &machine, bitmap_ind16 &bitmap, con
if (my_a2 & VAR_80COL)
{
apple2_plot_text_character(machine, bitmap, col * 14 + 0, row, 1, state->m_a2_videoram[address + 0x10000],
textgfx_data, textgfx_datalen, my_a2);
apple2_plot_text_character(machine, bitmap, col * 14 + 7, row, 1, state->m_a2_videoram[address + 0x00000],
textgfx_data, textgfx_datalen, my_a2);
apple2_plot_text_character(machine, bitmap, col * 14 + 0, row, 1, state->m_a2_videoaux[address],
state->m_textgfx_data, state->m_textgfx_datalen, my_a2);
apple2_plot_text_character(machine, bitmap, col * 14 + 7, row, 1, state->m_a2_videoram[address],
state->m_textgfx_data, state->m_textgfx_datalen, my_a2);
}
else
{
apple2_plot_text_character(machine, bitmap, col * 14, row, 2, state->m_a2_videoram[address],
textgfx_data, textgfx_datalen, my_a2);
state->m_textgfx_data, state->m_textgfx_datalen, my_a2);
}
}
}
@ -239,7 +237,7 @@ static void apple2_lores_draw(running_machine &machine, bitmap_ind16 &bitmap, co
static void apple2_hires_draw(running_machine &machine, bitmap_ind16 &bitmap, const rectangle &cliprect, int page, int beginrow, int endrow)
{
apple2_state *state = machine.driver_data<apple2_state>();
const UINT8 *vram;
const UINT8 *vram, *vaux;
int row, col, b;
int offset;
int columns;
@ -259,11 +257,13 @@ static void apple2_hires_draw(running_machine &machine, bitmap_ind16 &bitmap, co
if (state->m_machinetype == TK2000)
{
vram = state->m_a2_videoram + (page ? 0xa000 : 0x2000);
vram = state->m_a2_videoram + (page ? 0xa000 : 0x2000);
vaux = state->m_a2_videoaux + (page ? 0xa000 : 0x2000);
}
else
{
vram = state->m_a2_videoram + (page ? 0x4000 : 0x2000);
vram = state->m_a2_videoram + (page ? 0x4000 : 0x2000);
vaux = state->m_a2_videoaux + (page ? 0x4000 : 0x2000);
}
columns = ((effective_a2(state) & (VAR_DHIRES|VAR_80COL)) == (VAR_DHIRES|VAR_80COL)) ? 80 : 40;
@ -283,8 +283,8 @@ static void apple2_hires_draw(running_machine &machine, bitmap_ind16 &bitmap, co
break;
case 80:
vram_row[1+(col*2)+0] = vram[offset + 0x10000];
vram_row[1+(col*2)+1] = vram[offset + 0x00000];
vram_row[1+(col*2)+0] = vaux[offset];
vram_row[1+(col*2)+1] = vram[offset];
break;
default:
@ -347,7 +347,7 @@ static void apple2_hires_draw(running_machine &machine, bitmap_ind16 &bitmap, co
VIDEO CORE
***************************************************************************/
void apple2_video_start(running_machine &machine, const UINT8 *vram, size_t vram_size, UINT32 ignored_softswitches, int hires_modulo)
void apple2_video_start(running_machine &machine, const UINT8 *vram, const UINT8 *aux_vram, UINT32 ignored_softswitches, int hires_modulo)
{
apple2_state *state = machine.driver_data<apple2_state>();
int i, j;
@ -374,6 +374,10 @@ void apple2_video_start(running_machine &machine, const UINT8 *vram, size_t vram
apple2_font = machine.root_device().memregion("gfx1")->base();
state->m_alt_charset_value = machine.root_device().memregion("gfx1")->bytes() / 16;
state->m_a2_videoram = vram;
state->m_a2_videoaux = aux_vram;
state->m_textgfx_data = machine.root_device().memregion("gfx1")->base();
state->m_textgfx_datalen = state->memregion("gfx1")->bytes();
/* 2^3 dependent pixels * 2 color sets * 2 offsets */
state->m_hires_artifact_map = auto_alloc_array(machine, UINT16, 8 * 2 * 2);
@ -444,7 +448,7 @@ void apple2_video_start(running_machine &machine, const UINT8 *vram, size_t vram
VIDEO_START_MEMBER(apple2_state,apple2)
{
apple2_video_start(machine(), machine().device<ram_device>(RAM_TAG)->pointer(), machine().device<ram_device>(RAM_TAG)->size(), VAR_80COL | VAR_ALTCHARSET | VAR_DHIRES, 4);
apple2_video_start(machine(), m_ram->pointer(), m_ram->pointer()+0x10000, VAR_80COL | VAR_ALTCHARSET | VAR_DHIRES, 4);
/* hack to fix the colors on apple2/apple2p */
m_fgcolor = 0;
@ -456,7 +460,7 @@ VIDEO_START_MEMBER(apple2_state,apple2)
VIDEO_START_MEMBER(apple2_state,apple2p)
{
apple2_video_start(machine(), machine().device<ram_device>(RAM_TAG)->pointer(), machine().device<ram_device>(RAM_TAG)->size(), VAR_80COL | VAR_ALTCHARSET | VAR_DHIRES, 8);
apple2_video_start(machine(), m_ram->pointer(), m_ram->pointer(), VAR_80COL | VAR_ALTCHARSET | VAR_DHIRES, 8);
/* hack to fix the colors on apple2/apple2p */
m_fgcolor = 0;
@ -468,10 +472,23 @@ VIDEO_START_MEMBER(apple2_state,apple2p)
VIDEO_START_MEMBER(apple2_state,apple2e)
{
apple2_video_start(machine(), machine().device<ram_device>(RAM_TAG)->pointer(), machine().device<ram_device>(RAM_TAG)->size(), 0, 8);
device_a2eauxslot_card_interface *auxslotdevice = m_a2eauxslot->get_a2eauxslot_card();
if (auxslotdevice)
{
apple2_video_start(machine(), m_ram->pointer(), auxslotdevice->get_vram_ptr(), auxslotdevice->allow_dhr() ? 0 : VAR_DHIRES, 8);
}
else
{
apple2_video_start(machine(), m_ram->pointer(), m_ram->pointer(), VAR_80COL | VAR_DHIRES, 8);
}
}
VIDEO_START_MEMBER(apple2_state,apple2c)
{
apple2_video_start(machine(), m_ram->pointer(), m_ram->pointer()+0x10000, 0, 8);
}
UINT32 apple2_state::screen_update_apple2(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
{
int page;

2
src/mess/video/apple2gs.c
View File

@ -16,7 +16,7 @@
VIDEO_START_MEMBER(apple2gs_state,apple2gs)
{
m_bordercolor = 0;
apple2_video_start(machine(), m_slowmem, 0x20000, 0, 8);
apple2_video_start(machine(), m_slowmem, m_slowmem+0x10000, 0, 8);
m_legacy_gfx = auto_bitmap_ind16_alloc(machine(), 560, 192);
state_save_register_item(machine(), "BORDERCLR", NULL, 0, m_bordercolor);