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model1.cpp: Add main NVRAM used for bookkeeping

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This commit is contained in:
AJR 2021-04-19 22:05:00 -04:00
parent c624eb0102
commit 0cf7fef0a1
1 changed files with 6 additions and 2 deletions
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8
src/mame/drivers/model1.cpp
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@ -597,6 +597,7 @@ Notes:
#include "machine/clock.h"
#include "machine/model1io.h"
#include "machine/model1io2.h"
#include "machine/nvram.h"
#include "speaker.h"
#include "vr.lh"
@ -609,7 +610,8 @@ Notes:
u8 model1_state::dpram_r(offs_t offset)
{
// insert waitstate
m_maincpu->adjust_icount(-1);
if (!machine().side_effects_disabled())
m_maincpu->adjust_icount(-1);
return m_dpram->right_r(offset);
}
@ -893,7 +895,7 @@ void model1_state::model1_mem(address_map &map)
/* ROMO */ map(0x100000, 0x1fffff).bankr("bank1");
/* ROMX */ map(0x200000, 0x2fffff).rom();
/* ROMY */
/* RAMA */ map(0x400000, 0x40ffff).ram();
/* RAMA */ map(0x400000, 0x40ffff).ram().share("nvram");
/* RAMB */ map(0x500000, 0x53ffff).ram();
/* TGP */ map(0x600000, 0x60ffff).ram().share("display_list0");
@ -1712,6 +1714,8 @@ void model1_state::model1(machine_config &config)
m_maincpu->set_addrmap(AS_IO, &model1_state::model1_io);
m_maincpu->set_irq_acknowledge_callback(FUNC(model1_state::irq_callback));
NVRAM(config, "nvram", nvram_device::DEFAULT_ALL_0); // exact type uncertain
GENERIC_FIFO_U32(config, "copro_fifo_in", 0);
GENERIC_FIFO_U32(config, "copro_fifo_out", 0);