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bblue2: fixups (nw)

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This commit is contained in:
mahlemiut 2020-03-06 11:08:46 +13:00
parent 9c4c4c58df
commit 7f6954dc20
2 changed files with 20 additions and 14 deletions
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30
src/devices/bus/isa/bblue2.cpp
View File

@ -13,8 +13,10 @@
*/
#include "emu.h"
#include "bblue2.h"
#include "bblue2.h"
#include "bus/rs232/terminal.h"
#include "bus/rs232/null_modem.h"
//**************************************************************************
// GLOBAL VARIABLES
@ -175,6 +177,7 @@ isa8_babyblue2_device::isa8_babyblue2_device(const machine_config &mconfig, cons
, m_dsw3(*this, "SW3")
, m_h2(*this, "H2")
, m_ram(*this, "z80ram")
, m_devices_installed(false)
{
}
@ -206,19 +209,22 @@ void isa8_babyblue2_device::device_reset()
lptloc = (m_h2->read() & 0x01) ? 0x278 : 0x378;
z80lptloc = (m_h2->read() & 0x01) ? 0x10 : 0x50;
// map Z80 LPT port based on jumper setting
m_z80->space(AS_IO).install_readwrite_handler(z80lptloc, z80lptloc+7, read8_delegate(m_parallel, FUNC(pc_lpt_device::read)), write8_delegate(m_parallel, FUNC(pc_lpt_device::write)));
// halt Z80
m_z80->set_input_line(INPUT_LINE_HALT, ASSERT_LINE);
m_isa->install_device(ioloc, ioloc+1, read8_delegate(*this, FUNC(isa8_babyblue2_device::z80_control_r)), write8_delegate(*this, FUNC(isa8_babyblue2_device::z80_control_w)));
m_isa->install_device(lptloc, lptloc+7, read8_delegate(m_parallel, FUNC(pc_lpt_device::read)), write8_delegate(m_parallel, FUNC(pc_lpt_device::write)));
m_isa->install_device(0x3f8, 0x03ff, read8sm_delegate(m_serial1, FUNC(ins8250_device::ins8250_r)), write8sm_delegate(m_serial1, FUNC(ins8250_device::ins8250_w)));
m_isa->install_device(0x2f8, 0x02ff, read8sm_delegate(m_serial2, FUNC(ins8250_device::ins8250_r)), write8sm_delegate(m_serial2, FUNC(ins8250_device::ins8250_w)));
// TODO: RTC
m_isa->install_memory(ramloc, ramloc+0xffff, read8_delegate(*this, FUNC(isa8_babyblue2_device::z80_ram_r)),write8_delegate(*this, FUNC(isa8_babyblue2_device::z80_ram_w)));
if(!m_devices_installed) // will need a hard reset to put DIP switch and jumper changes into effect
{
// map Z80 LPT port based on jumper setting
m_z80->space(AS_IO).install_readwrite_handler(z80lptloc, z80lptloc+7, read8_delegate(m_parallel, FUNC(pc_lpt_device::read)), write8_delegate(m_parallel, FUNC(pc_lpt_device::write)));
m_isa->install_device(ioloc, ioloc+1, read8_delegate(*this, FUNC(isa8_babyblue2_device::z80_control_r)), write8_delegate(*this, FUNC(isa8_babyblue2_device::z80_control_w)));
m_isa->install_device(lptloc, lptloc+7, read8_delegate(m_parallel, FUNC(pc_lpt_device::read)), write8_delegate(m_parallel, FUNC(pc_lpt_device::write)));
m_isa->install_device(0x3f8, 0x03ff, read8sm_delegate(m_serial1, FUNC(ins8250_device::ins8250_r)), write8sm_delegate(m_serial1, FUNC(ins8250_device::ins8250_w)));
m_isa->install_device(0x2f8, 0x02ff, read8sm_delegate(m_serial2, FUNC(ins8250_device::ins8250_r)), write8sm_delegate(m_serial2, FUNC(ins8250_device::ins8250_w)));
// TODO: RTC
m_isa->install_memory(ramloc, ramloc+0xffff, read8_delegate(*this, FUNC(isa8_babyblue2_device::z80_ram_r)),write8_delegate(*this, FUNC(isa8_babyblue2_device::z80_ram_w)));
m_devices_installed = true;
}
}
READ8_MEMBER(isa8_babyblue2_device::z80_control_r)

4
src/devices/bus/isa/bblue2.h
View File

@ -11,8 +11,6 @@
#include "machine/ins8250.h"
#include "bus/rs232/rs232.h"
#include "bus/rs232/terminal.h"
#include "bus/rs232/null_modem.h"
#include "machine/pc_lpt.h"
#include "cpu/z80/z80.h"
#include "machine/ram.h"
@ -60,6 +58,8 @@ private:
void z80_program_map(address_map &map);
void z80_io_map(address_map &map);
bool m_devices_installed;
};
// device type definition