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hunter2: save RAM contents as NVRAM (no whatsnew)

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This commit is contained in:
mahlemiut 2014-03-15 09:39:37 +00:00
parent bdbd5b0798
commit b565b5bf22
1 changed files with 16 additions and 7 deletions
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23
src/mess/drivers/hunter2.c
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@ -32,6 +32,7 @@
#include "machine/nsc810.h"
#include "bus/rs232/rs232.h"
#include "bus/rs232/null_modem.h"
#include "machine/nvram.h"
class hunter2_state : public driver_device
{
@ -41,6 +42,9 @@ public:
, m_maincpu(*this, "maincpu")
, m_speaker(*this, "speaker")
, m_rs232(*this, "serial")
, m_rom(*this, "roms")
, m_ram(*this, "rams")
, m_nvram(*this, "nvram")
{ }
DECLARE_READ8_MEMBER(port00_r);
@ -69,6 +73,9 @@ private:
required_device<cpu_device> m_maincpu;
required_device<speaker_sound_device> m_speaker;
required_device<rs232_port_device> m_rs232;
required_memory_region m_rom;
required_memory_region m_ram;
required_device<nvram_device> m_nvram;
};
static ADDRESS_MAP_START(hunter2_mem, AS_PROGRAM, 8, hunter2_state)
@ -235,19 +242,19 @@ WRITE8_MEMBER( hunter2_state::port80_w )
WRITE8_MEMBER( hunter2_state::port81_w )
{
m_rs232->write_txd(data & 0x01);
logerror("TXD write %02x\n",data);
// logerror("TXD write %02x\n",data);
}
WRITE8_MEMBER( hunter2_state::port82_w )
{
m_rs232->write_dtr(data & 0x01);
logerror("DTR write %02x\n",data);
// logerror("DTR write %02x\n",data);
}
WRITE8_MEMBER( hunter2_state::port84_w )
{
m_rs232->write_rts(data & 0x01);
logerror("RTS write %02x\n",data);
// logerror("RTS write %02x\n",data);
}
WRITE8_MEMBER( hunter2_state::port86_w )
@ -270,8 +277,6 @@ WRITE8_MEMBER( hunter2_state::portbb_w )
m_maincpu->set_input_line(NSC800_RSTB, CLEAR_LINE);
if(!(data & 0x02))
m_maincpu->set_input_line(NSC800_RSTC, CLEAR_LINE);
logerror("SYS: IRQ mask set %02x\n",data);
}
/*
@ -324,8 +329,8 @@ void hunter2_state::machine_reset()
// it is presumed that writing to rom will go nowhere
DRIVER_INIT_MEMBER( hunter2_state, hunter2 )
{
UINT8 *rom = memregion("roms")->base();
UINT8 *ram = memregion("rams")->base();
UINT8 *rom = m_rom->base();
UINT8 *ram = m_ram->base();
membank("bankr0")->configure_entries( 0, 10, &rom[0x00000], 0x0000);
membank("bankr0")->configure_entries(16, 16, &ram[0x00000], 0xc000);
membank("bankr1")->configure_entries( 0, 10, &rom[0x04000], 0x0000);
@ -338,6 +343,8 @@ DRIVER_INIT_MEMBER( hunter2_state, hunter2 )
membank("bankw1")->configure_entries(16, 16, &ram[0x04000], 0xc000);
membank("bankw2")->configure_entries( 0, 10, &ram[0xc0000], 0x0000);
membank("bankw2")->configure_entries(16, 16, &ram[0x08000], 0xc000);
m_nvram->set_base(ram,m_ram->bytes());
}
PALETTE_INIT_MEMBER(hunter2_state, hunter2)
@ -427,6 +434,8 @@ static MACHINE_CONFIG_START( hunter2, hunter2_state )
MCFG_RS232_PORT_ADD("serial",hunter2_rs232_devices,NULL)
MCFG_RS232_CTS_HANDLER(WRITELINE(hunter2_state,cts_w))
MCFG_RS232_RXD_HANDLER(WRITELINE(hunter2_state,rxd_w))
MCFG_NVRAM_ADD_0FILL("nvram")
MACHINE_CONFIG_END
/* ROM definition */