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Diffstat (limited to 'src/mame/drivers/mbc55x.cpp')
-rw-r--r--src/mame/drivers/mbc55x.cpp11
1 files changed, 10 insertions, 1 deletions
diff --git a/src/mame/drivers/mbc55x.cpp b/src/mame/drivers/mbc55x.cpp
index e62bce4de00..636df2fba74 100644
--- a/src/mame/drivers/mbc55x.cpp
+++ b/src/mame/drivers/mbc55x.cpp
@@ -24,6 +24,7 @@ ToDo:
#include "bus/rs232/rs232.h"
#include "cpu/mcs48/mcs48.h"
#include "machine/clock.h"
+#include "machine/i8087.h"
#include "machine/input_merger.h"
#include "screen.h"
#include "softlist.h"
@@ -258,6 +259,14 @@ MACHINE_CONFIG_START(mbc55x_state::mbc55x)
m_maincpu->set_addrmap(AS_PROGRAM, &mbc55x_state::mbc55x_mem);
m_maincpu->set_addrmap(AS_IO, &mbc55x_state::mbc55x_io);
m_maincpu->set_irq_acknowledge_callback(PIC8259_TAG, FUNC(pic8259_device::inta_cb));
+ m_maincpu->esc_opcode_handler().set("coproc", FUNC(i8087_device::insn_w));
+ m_maincpu->esc_data_handler().set("coproc", FUNC(i8087_device::addr_w));
+
+ i8087_device &i8087(I8087(config, "coproc", 14.318181_MHz_XTAL / 4));
+ i8087.set_addrmap(AS_PROGRAM, &mbc55x_state::mbc55x_mem);
+ i8087.set_data_width(8);
+ i8087.irq().set(m_pic, FUNC(pic8259_device::ir6_w));
+ i8087.busy().set_inputline("maincpu", INPUT_LINE_TEST);
ADDRESS_MAP_BANK(config, m_iodecode);
m_iodecode->endianness(ENDIANNESS_LITTLE);
@@ -331,7 +340,7 @@ MACHINE_CONFIG_START(mbc55x_state::mbc55x)
/* Software list */
MCFG_SOFTWARE_LIST_ADD("disk_list","mbc55x")
- isa8_device &isa(ISA8(config, "isa", 0));
+ isa8_device &isa(ISA8(config, "isa", 14.318181_MHz_XTAL / 4));
isa.set_cputag(m_maincpu);
isa.irq7_callback().set(m_pic, FUNC(pic8259_device::ir7_w)); // all other IRQ and DRQ lines are NC
//isa.iochck_callback().set_inputline(m_maincpu, INPUT_LINE_NMI));