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-rw-r--r--src/emu/machine/nvram.c4
-rw-r--r--src/emu/machine/nvram.h7
-rw-r--r--src/emu/machine/timekpr.c64
-rw-r--r--src/emu/machine/timekpr.h13
-rw-r--r--src/mame/drivers/nbmj9195.c28
-rw-r--r--src/mame/drivers/neogeo.c22
-rw-r--r--src/mame/drivers/segas24.c16
-rw-r--r--src/mame/drivers/vegas.c85
8 files changed, 103 insertions, 136 deletions
diff --git a/src/emu/machine/nvram.c b/src/emu/machine/nvram.c
index bd3154c46e2..33894e7a6a3 100644
--- a/src/emu/machine/nvram.c
+++ b/src/emu/machine/nvram.c
@@ -187,6 +187,10 @@ void nvram_device::nvram_default()
case nvram_device_config::DEFAULT_CUSTOM:
m_custom_handler(*this, m_base, m_length);
break;
+
+ // none - do nothing
+ case nvram_device_config::DEFAULT_NONE:
+ break;
}
}
diff --git a/src/emu/machine/nvram.h b/src/emu/machine/nvram.h
index 0fc03c82552..3d1add8fc72 100644
--- a/src/emu/machine/nvram.h
+++ b/src/emu/machine/nvram.h
@@ -60,6 +60,10 @@
MCFG_DEVICE_ADD(_tag, NVRAM, 0) \
nvram_device_config::static_set_default_value(device, nvram_device_config::DEFAULT_RANDOM); \
+#define MCFG_NVRAM_ADD_NO_FILL(_tag) \
+ MCFG_DEVICE_ADD(_tag, NVRAM, 0) \
+ nvram_device_config::static_set_default_value(device, nvram_device_config::DEFAULT_NONE); \
+
#define MCFG_NVRAM_ADD_CUSTOM(_tag, _class, _method) \
MCFG_DEVICE_ADD(_tag, NVRAM, 0) \
nvram_device_config::static_set_custom_handler(device, nvram_init_proto_delegate::_create_member<_class, &_class::_method>(#_class "::" #_method)); \
@@ -112,7 +116,8 @@ public:
DEFAULT_ALL_0,
DEFAULT_ALL_1,
DEFAULT_RANDOM,
- DEFAULT_CUSTOM
+ DEFAULT_CUSTOM,
+ DEFAULT_NONE
};
// allocators
diff --git a/src/emu/machine/timekpr.c b/src/emu/machine/timekpr.c
index efb042ba5ac..2cce3bc68eb 100644
--- a/src/emu/machine/timekpr.c
+++ b/src/emu/machine/timekpr.c
@@ -5,6 +5,7 @@
Various ST Microelectronics timekeeper SRAM implementations:
- M48T02
- M48T35
+ - M48T37
- M48T58
- MK48T08
@@ -34,14 +35,16 @@
#define SECONDS_ST ( 0x80 )
-#define DAY_FT ( 0x40 ) /* not emulated */
+#define DAY_FT ( 0x40 ) /* M48T37 - not emulated */
#define DAY_CEB ( 0x20 ) /* M48T35/M48T58 */
#define DAY_CB ( 0x10 ) /* M48T35/M48T58 */
#define DATE_BLE ( 0x80 ) /* M48T58: not emulated */
#define DATE_BL ( 0x40 ) /* M48T58: not emulated */
-#define FLAGS_BL ( 0x10 ) /* MK48T08: not emulated */
+#define FLAGS_BL ( 0x10 ) /* MK48T08/M48T37: not emulated */
+#define FLAGS_AF ( 0x40 ) /* M48T37: not emulated */
+#define FLAGS_WDF ( 0x80 ) /* M48T37: not emulated */
#define TIMEKPR_DEV_DERIVED_CTOR(devtype) \
devtype##_device::devtype##_device(running_machine &_machine, const devtype##_device_config &config) \
@@ -164,11 +167,13 @@ static int counter_from_ram( UINT8 *data, int offset )
const device_type M48T02 = m48t02_device_config::static_alloc_device_config;
const device_type M48T35 = m48t35_device_config::static_alloc_device_config;
+const device_type M48T37 = m48t37_device_config::static_alloc_device_config;
const device_type M48T58 = m48t58_device_config::static_alloc_device_config;
const device_type MK48T08 = mk48t08_device_config::static_alloc_device_config;
TIMEKPR_DERIVE(m48t02, "M48T02", "m48t02")
TIMEKPR_DERIVE(m48t35, "M48T35", "m48t35")
+TIMEKPR_DERIVE(m48t37, "M48T37", "m48t37")
TIMEKPR_DERIVE(m48t58, "M48T58", "m48t58")
TIMEKPR_DERIVE(mk48t08, "MK48T08", "mk48t08")
@@ -190,8 +195,6 @@ timekeeper_device::timekeeper_device(running_machine &_machine, const timekeeper
void timekeeper_device::device_start()
{
- emu_timer *timer;
- attotime duration;
system_time systime;
/* validate some basic stuff */
@@ -227,9 +230,8 @@ void timekeeper_device::device_start()
save_item( NAME(m_century) );
save_pointer( NAME(m_data), m_size );
- timer = m_machine.scheduler().timer_alloc( FUNC(timekeeper_tick_callback), (void *)this );
- duration = attotime::from_seconds(1);
- timer->adjust( duration, 0, duration );
+ emu_timer *timer = timer_alloc();
+ timer->adjust(attotime::from_seconds(1), 0, attotime::from_seconds(1));
}
void m48t02_device::device_start()
@@ -266,6 +268,23 @@ void m48t35_device::device_start()
timekeeper_device::device_start();
}
+void m48t37_device::device_start()
+{
+ m_offset_control = 0x7ff8;
+ m_offset_seconds = 0x7ff9;
+ m_offset_minutes = 0x7ffa;
+ m_offset_hours = 0x7ffb;
+ m_offset_day = 0x7ffc;
+ m_offset_date = 0x7ffd;
+ m_offset_month = 0x7ffe;
+ m_offset_year = 0x7fff;
+ m_offset_century = 0x7ff1;
+ m_offset_flags = 0x7ff0;
+ m_size = 0x8000;
+
+ timekeeper_device::device_start();
+}
+
void m48t58_device::device_start()
{
m_offset_control = 0x1ff8;
@@ -307,6 +326,7 @@ void mk48t08_device::device_start()
void timekeeper_device::device_reset() { }
void m48t02_device::device_reset() { }
void m48t35_device::device_reset() { }
+void m48t37_device::device_reset() { }
void m48t58_device::device_reset() { }
void mk48t08_device::device_reset() { }
@@ -336,12 +356,7 @@ void timekeeper_device::counters_from_ram()
m_century = counter_from_ram( m_data, m_offset_century );
}
-TIMER_CALLBACK( timekeeper_device::timekeeper_tick_callback )
-{
- reinterpret_cast<timekeeper_device *>(ptr)->timekeeper_tick();
-}
-
-void timekeeper_device::timekeeper_tick()
+void timekeeper_device::device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr)
{
if( ( m_seconds & SECONDS_ST ) != 0 ||
( m_control & CONTROL_W ) != 0 )
@@ -431,21 +446,22 @@ void timekeeper_device::write(UINT16 offset, UINT8 data)
m_day = ( m_day & ~DAY_CEB ) | ( data & DAY_CEB );
}
}
- else if( offset == m_offset_date && type() == M48T58 )
- {
- data &= ~DATE_BL;
- }
- else if( offset == m_offset_flags && type() == MK48T08 )
- {
- data &= ~FLAGS_BL;
- }
m_data[ offset ] = data;
}
UINT8 timekeeper_device::read(UINT16 offset)
{
- return m_data[ offset ];
+ UINT8 result = m_data[ offset ];
+ if( offset == m_offset_date && type() == M48T58 )
+ {
+ result &= ~DATE_BL;
+ }
+ else if( offset == m_offset_flags && (type() == MK48T08 || type() == M48T37) )
+ {
+ result = 0;
+ }
+ return result;
}
//-------------------------------------------------
@@ -463,6 +479,10 @@ void timekeeper_device::nvram_default()
{
memset( m_data, 0xff, m_size );
}
+
+ if ( m_offset_flags >= 0 )
+ m_data[ m_offset_flags ] = 0;
+ counters_to_ram();
}
diff --git a/src/emu/machine/timekpr.h b/src/emu/machine/timekpr.h
index e80211a7f26..67e48aae1b5 100644
--- a/src/emu/machine/timekpr.h
+++ b/src/emu/machine/timekpr.h
@@ -5,6 +5,7 @@
Various ST Microelectronics timekeeper SRAM implementations:
- M48T02
- M48T35
+ - M48T37
- M48T58
- MK48T08
@@ -30,6 +31,9 @@
#define MCFG_M48T35_ADD(_tag) \
MCFG_DEVICE_ADD(_tag, M48T35, 0)
+#define MCFG_M48T37_ADD(_tag) \
+ MCFG_DEVICE_ADD(_tag, M48T37, 0)
+
#define MCFG_M48T58_ADD(_tag) \
MCFG_DEVICE_ADD(_tag, M48T58, 0)
@@ -59,6 +63,7 @@ class timekeeper_device_config : public device_config,
friend class timekeeper_device;
friend class m48t02_device_config;
friend class m48t35_device_config;
+ friend class m48t37_device_config;
friend class m48t58_device_config;
friend class mk48t08_device_config;
@@ -81,6 +86,7 @@ class timekeeper_device : public device_t,
friend class timekeeper_device_config;
friend class m48t02_device;
friend class m48t35_device;
+ friend class m48t37_device;
friend class m48t58_device;
friend class mk48t08_device;
@@ -88,8 +94,6 @@ class timekeeper_device : public device_t,
timekeeper_device(running_machine &_machine, const timekeeper_device_config &config);
public:
- void timekeeper_tick();
-
void write(UINT16 offset, UINT8 data);
UINT8 read(UINT16 offset);
@@ -97,6 +101,7 @@ protected:
// device-level overrides
virtual void device_start();
virtual void device_reset();
+ virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr);
// device_nvram_interface overrides
virtual void nvram_default();
@@ -106,8 +111,6 @@ protected:
// internal state
const timekeeper_device_config &m_config;
- static TIMER_CALLBACK( timekeeper_tick_callback );
-
private:
void counters_to_ram();
void counters_from_ram();
@@ -140,12 +143,14 @@ private:
GENERIC_DEVICE_DERIVED_CONFIG(timekeeper, m48t02)
GENERIC_DEVICE_DERIVED_CONFIG(timekeeper, m48t35)
+GENERIC_DEVICE_DERIVED_CONFIG(timekeeper, m48t37)
GENERIC_DEVICE_DERIVED_CONFIG(timekeeper, m48t58)
GENERIC_DEVICE_DERIVED_CONFIG(timekeeper, mk48t08)
// device type definition
extern const device_type M48T02;
extern const device_type M48T35;
+extern const device_type M48T37;
extern const device_type M48T58;
extern const device_type MK48T08;
diff --git a/src/mame/drivers/nbmj9195.c b/src/mame/drivers/nbmj9195.c
index d59ff2db2bb..f073310640e 100644
--- a/src/mame/drivers/nbmj9195.c
+++ b/src/mame/drivers/nbmj9195.c
@@ -22,6 +22,7 @@ Notes:
#include "emu.h"
#include "cpu/z80/z80.h"
#include "machine/z80ctc.h"
+#include "machine/nvram.h"
#include "includes/nb1413m3.h" // needed for mahjong input controller
#include "sound/3812intf.h"
#include "sound/dac.h"
@@ -37,19 +38,6 @@ Notes:
#endif
-static NVRAM_HANDLER( nbmj9195 )
-{
- nbmj9195_state *state = machine->driver_data<nbmj9195_state>();
- if (read_or_write)
- file->write(state->nvram, state->nvram_size);
- else {
- if (file)
- file->read(state->nvram, state->nvram_size);
- else
- memset(state->nvram, 0, state->nvram_size);
- }
-}
-
static WRITE8_HANDLER( nbmj9195_soundbank_w )
{
UINT8 *SNDROM = space->machine->region("audiocpu")->base();
@@ -721,7 +709,7 @@ ADDRESS_MAP_END
static ADDRESS_MAP_START( sailorws_map, ADDRESS_SPACE_PROGRAM, 8 )
AM_RANGE(0x0000, 0xefff) AM_ROM
AM_RANGE(0xf000, 0xf1ff) AM_READWRITE(nbmj9195_palette_r,nbmj9195_palette_w)
- AM_RANGE(0xf800, 0xffff) AM_RAM AM_BASE_MEMBER(nbmj9195_state, nvram) AM_SIZE_MEMBER(nbmj9195_state, nvram_size)
+ AM_RANGE(0xf800, 0xffff) AM_RAM AM_SHARE("nvram")
ADDRESS_MAP_END
static ADDRESS_MAP_START( mjuraden_map, ADDRESS_SPACE_PROGRAM, 8 )
@@ -733,7 +721,7 @@ ADDRESS_MAP_END
static ADDRESS_MAP_START( koinomp_map, ADDRESS_SPACE_PROGRAM, 8 )
AM_RANGE(0x0000, 0xdfff) AM_ROM
AM_RANGE(0xe000, 0xe1ff) AM_READWRITE(nbmj9195_palette_r,nbmj9195_palette_w)
- AM_RANGE(0xe800, 0xefff) AM_RAM AM_BASE_MEMBER(nbmj9195_state, nvram) AM_SIZE_MEMBER(nbmj9195_state, nvram_size)
+ AM_RANGE(0xe800, 0xefff) AM_RAM AM_SHARE("nvram")
ADDRESS_MAP_END
static ADDRESS_MAP_START( ngpgal_map, ADDRESS_SPACE_PROGRAM, 8 )
@@ -3199,7 +3187,7 @@ static MACHINE_CONFIG_DERIVED( janbari, NBMJDRV1 )
MCFG_CPU_MODIFY("maincpu")
MCFG_CPU_IO_MAP(patimono_io_map)
- MCFG_NVRAM_HANDLER(nbmj9195)
+ MCFG_NVRAM_ADD_0FILL("nvram")
MACHINE_CONFIG_END
@@ -3210,7 +3198,7 @@ static MACHINE_CONFIG_DERIVED( mmehyou, NBMJDRV1 )
MCFG_CPU_PROGRAM_MAP(koinomp_map)
MCFG_CPU_IO_MAP(mmehyou_io_map)
- MCFG_NVRAM_HANDLER(nbmj9195)
+ MCFG_NVRAM_ADD_0FILL("nvram")
MACHINE_CONFIG_END
@@ -3221,7 +3209,7 @@ static MACHINE_CONFIG_DERIVED( ultramhm, NBMJDRV1 )
MCFG_CPU_PROGRAM_MAP(koinomp_map)
MCFG_CPU_IO_MAP(koinomp_io_map)
- MCFG_NVRAM_HANDLER(nbmj9195)
+ MCFG_NVRAM_ADD_0FILL("nvram")
MACHINE_CONFIG_END
@@ -3263,7 +3251,7 @@ static MACHINE_CONFIG_DERIVED( pachiten, NBMJDRV1 )
MCFG_CPU_MODIFY("maincpu")
MCFG_CPU_IO_MAP(pachiten_io_map)
- MCFG_NVRAM_HANDLER(nbmj9195)
+ MCFG_NVRAM_ADD_0FILL("nvram")
MACHINE_CONFIG_END
@@ -3279,7 +3267,7 @@ static MACHINE_CONFIG_DERIVED( sailorwr, NBMJDRV1 )
MCFG_CPU_MODIFY("maincpu")
MCFG_CPU_IO_MAP(sailorwr_io_map)
- MCFG_NVRAM_HANDLER(nbmj9195)
+ MCFG_NVRAM_ADD_0FILL("nvram")
MACHINE_CONFIG_END
diff --git a/src/mame/drivers/neogeo.c b/src/mame/drivers/neogeo.c
index e1586caabb0..eb5e1b25012 100644
--- a/src/mame/drivers/neogeo.c
+++ b/src/mame/drivers/neogeo.c
@@ -194,6 +194,7 @@ NOTE: On CTRG2-B, The "A" lines start at "A1". If you trace this on an
#include "emu.h"
#include "cpu/m68000/m68000.h"
#include "includes/neogeo.h"
+#include "machine/nvram.h"
#include "machine/pd4990a.h"
#include "cpu/z80/z80.h"
#include "sound/2610intf.h"
@@ -536,22 +537,6 @@ static CUSTOM_INPUT( get_calendar_status )
*
*************************************/
-static NVRAM_HANDLER( neogeo )
-{
- if (read_or_write)
- /* save the SRAM settings */
- file->write(save_ram, 0x2000);
- else
- {
- /* load the SRAM settings */
- if (file)
- file->read(save_ram, 0x2000);
- else
- memset(save_ram, 0, 0x10000);
- }
-}
-
-
static void set_save_ram_unlock( running_machine *machine, UINT8 data )
{
neogeo_state *state = machine->driver_data<neogeo_state>();
@@ -1058,6 +1043,9 @@ static MACHINE_START( neogeo )
{
neogeo_state *state = machine->driver_data<neogeo_state>();
+ /* configure NVRAM */
+ machine->device<nvram_device>("saveram")->set_base(save_ram, 0x2000);
+
/* set the BIOS bank */
memory_set_bankptr(machine, NEOGEO_BANK_BIOS, machine->region("mainbios")->base());
@@ -1355,7 +1343,7 @@ static MACHINE_CONFIG_START( neogeo, neogeo_state )
MCFG_MACHINE_START(neogeo)
MCFG_MACHINE_RESET(neogeo)
- MCFG_NVRAM_HANDLER(neogeo)
+ MCFG_NVRAM_ADD_0FILL("saveram")
MCFG_MEMCARD_HANDLER(neogeo)
/* video hardware */
diff --git a/src/mame/drivers/segas24.c b/src/mame/drivers/segas24.c
index a00a04d8c66..dd0a3497397 100644
--- a/src/mame/drivers/segas24.c
+++ b/src/mame/drivers/segas24.c
@@ -337,6 +337,7 @@ Notes:
#include "sound/ym2151.h"
#include "sound/dac.h"
#include "sound/2151intf.h"
+#include "machine/nvram.h"
#include "video/segaic24.h"
#include "includes/segas24.h"
@@ -1066,18 +1067,11 @@ ADDRESS_MAP_END
*
*************************************/
-static NVRAM_HANDLER(system24)
-{
- if(!track_size || !file)
- return;
- if(read_or_write)
- file->write(machine->region("floppy")->base(), 2*track_size);
- else
- file->read(machine->region("floppy")->base(), 2*track_size);
-}
-
static MACHINE_START( system24 )
{
+ if (track_size)
+ machine->device<nvram_device>("floppy_nvram")->set_base(machine->region("floppy")->base(), 2*track_size);
+
UINT8 *usr1 = machine->region("romboard")->base();
if (usr1)
{
@@ -1813,7 +1807,7 @@ static MACHINE_CONFIG_START( system24, driver_device )
MACHINE_CONFIG_END
static MACHINE_CONFIG_DERIVED( system24_floppy, system24 )
- MCFG_NVRAM_HANDLER(system24)
+ MCFG_NVRAM_ADD_NO_FILL("floppy_nvram")
MACHINE_CONFIG_END
diff --git a/src/mame/drivers/vegas.c b/src/mame/drivers/vegas.c
index 533c45a993f..7e1f1094240 100644
--- a/src/mame/drivers/vegas.c
+++ b/src/mame/drivers/vegas.c
@@ -276,6 +276,7 @@
#include "cpu/adsp2100/adsp2100.h"
#include "cpu/mips/mips3.h"
#include "audio/dcs.h"
+#include "machine/timekpr.h"
#include "machine/idectrl.h"
#include "machine/midwayic.h"
#include "machine/smc91c9x.h"
@@ -458,8 +459,10 @@ class vegas_state : public driver_device
{
public:
vegas_state(running_machine &machine, const driver_device_config_base &config)
- : driver_device(machine, config) { }
+ : driver_device(machine, config),
+ timekeeper(*this, "timekeeper") { }
+ required_device<m48t37_device> timekeeper;
UINT32 *rambase;
UINT32 *rombase;
size_t ramsize;
@@ -478,8 +481,6 @@ public:
UINT8 sio_led_state;
UINT8 pending_analog_read;
UINT8 cmos_unlocked;
- UINT32 *timekeeper_nvram;
- size_t timekeeper_nvram_size;
device_t *voodoo;
UINT8 dcs_idma_cs;
int count;
@@ -611,7 +612,14 @@ static WRITE32_HANDLER( timekeeper_w )
vegas_state *state = space->machine->driver_data<vegas_state>();
if (state->cmos_unlocked)
{
- COMBINE_DATA(&state->timekeeper_nvram[offset]);
+ if ((mem_mask & 0x000000ff) != 0)
+ state->timekeeper->write(offset * 4 + 0, data >> 0);
+ if ((mem_mask & 0x0000ff00) != 0)
+ state->timekeeper->write(offset * 4 + 1, data >> 8);
+ if ((mem_mask & 0x00ff0000) != 0)
+ state->timekeeper->write(offset * 4 + 2, data >> 16);
+ if ((mem_mask & 0xff000000) != 0)
+ state->timekeeper->write(offset * 4 + 3, data >> 24);
if (offset*4 >= 0x7ff0)
if (LOG_TIMEKEEPER) logerror("timekeeper_w(%04X & %08X) = %08X\n", offset*4, mem_mask, data);
state->cmos_unlocked = 0;
@@ -621,64 +629,24 @@ static WRITE32_HANDLER( timekeeper_w )
}
-INLINE UINT8 make_bcd(UINT8 data)
-{
- return ((data / 10) << 4) | (data % 10);
-}
-
-
static READ32_HANDLER( timekeeper_r )
{
vegas_state *state = space->machine->driver_data<vegas_state>();
- UINT32 result = state->timekeeper_nvram[offset];
-
- /* upper bytes are a realtime clock */
- if ((offset*4) >= 0x7ff0)
- {
- /* get the time */
- system_time systime;
- space->machine->base_datetime(systime);
-
- /* return portions thereof */
- switch (offset*4)
- {
- case 0x7ff0:
- result &= 0x00ff0000;
- result |= (make_bcd(systime.local_time.year) / 100) << 8;
- break;
- case 0x7ff4:
- break;
- case 0x7ff8:
- result &= 0x000000ff;
- result |= make_bcd(systime.local_time.second) << 8;
- result |= make_bcd(systime.local_time.minute) << 16;
- result |= make_bcd(systime.local_time.hour) << 24;
- break;
- case 0x7ffc:
- result = systime.local_time.weekday + 1;
- result |= 0x40; /* frequency test */
- result |= make_bcd(systime.local_time.mday) << 8;
- result |= make_bcd(systime.local_time.month + 1) << 16;
- result |= make_bcd(systime.local_time.year % 100) << 24;
- break;
- }
- }
+ UINT32 result = 0xffffffff;
+ if ((mem_mask & 0x000000ff) != 0)
+ result = (result & ~0x000000ff) | (state->timekeeper->read(offset * 4 + 0) << 0);
+ if ((mem_mask & 0x0000ff00) != 0)
+ result = (result & ~0x0000ff00) | (state->timekeeper->read(offset * 4 + 1) << 8);
+ if ((mem_mask & 0x00ff0000) != 0)
+ result = (result & ~0x00ff0000) | (state->timekeeper->read(offset * 4 + 2) << 16);
+ if ((mem_mask & 0xff000000) != 0)
+ result = (result & ~0xff000000) | (state->timekeeper->read(offset * 4 + 3) << 24);
+ if (offset*4 >= 0x7ff0)
+ if (LOG_TIMEKEEPER) logerror("timekeeper_r(%04X & %08X) = %08X\n", offset*4, mem_mask, result);
return result;
}
-static NVRAM_HANDLER( timekeeper_save )
-{
- vegas_state *state = machine->driver_data<vegas_state>();
- if (read_or_write)
- file->write(state->timekeeper_nvram, state->timekeeper_nvram_size);
- else if (file)
- file->read(state->timekeeper_nvram, state->timekeeper_nvram_size);
- else
- memset(state->timekeeper_nvram, 0xff, state->timekeeper_nvram_size);
-}
-
-
/*************************************
*
@@ -2260,7 +2228,7 @@ static MACHINE_CONFIG_START( vegascore, vegas_state )
MCFG_MACHINE_START(vegas)
MCFG_MACHINE_RESET(vegas)
- MCFG_NVRAM_HANDLER(timekeeper_save)
+ MCFG_M48T37_ADD("timekeeper")
MCFG_IDE_CONTROLLER_ADD("ide", ide_interrupt)
MCFG_IDE_BUS_MASTER_SPACE("maincpu", PROGRAM)
@@ -2504,14 +2472,9 @@ ROM_END
static void init_common(running_machine *machine, int ioasic, int serialnum)
{
- vegas_state *state = machine->driver_data<vegas_state>();
/* initialize the subsystems */
midway_ioasic_init(machine, ioasic, serialnum, 80, ioasic_irq);
midway_ioasic_set_auto_ack(1);
-
- /* allocate RAM for the timekeeper */
- state->timekeeper_nvram_size = 0x8000;
- state->timekeeper_nvram = auto_alloc_array(machine, UINT32, state->timekeeper_nvram_size/4);
}