mirror of
https://github.com/holub/mame
synced 2025-04-26 18:23:08 +03:00
bus/amiga/zorro: Cleanups and 32-bit zorro support for various cards
This commit is contained in:
Dirk Best
parent
7800fe66c8
commit
d62e3a328a
@ -1,5 +1,5 @@
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// license:GPL-2.0+
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// copyright-holders:Dirk Best
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// license: GPL-2.0+
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// copyright-holders: Dirk Best
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/***************************************************************************
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Commodore A2052
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@ -21,12 +21,20 @@
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DEFINE_DEVICE_TYPE(ZORRO_A2052, bus::amiga::zorro::a2052_device, "zorro_a2052", "CBM A2052 Fast Memory")
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namespace bus::amiga::zorro {
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//-------------------------------------------------
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// input_ports - device-specific input ports
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//-------------------------------------------------
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a2052_device::a2052_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
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device_t(mconfig, ZORRO_A2052, tag, owner, clock),
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device_zorro2_card_interface(mconfig, *this),
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m_config(*this, "config"),
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m_ram_size(0)
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{
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}
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//**************************************************************************
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// INPUT DEFINITIONS
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//**************************************************************************
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static INPUT_PORTS_START( a2052 )
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PORT_START("config")
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@ -43,31 +51,21 @@ ioport_constructor a2052_device::device_input_ports() const
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//**************************************************************************
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// LIVE DEVICE
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// MACHINE EMULATION
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//**************************************************************************
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//-------------------------------------------------
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// a2052_device - constructor
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//-------------------------------------------------
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a2052_device::a2052_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
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device_t(mconfig, ZORRO_A2052, tag, owner, clock),
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device_zorro2_card_interface(mconfig, *this),
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m_config(*this, "config")
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{
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}
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//-------------------------------------------------
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// device_start - device-specific startup
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//-------------------------------------------------
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void a2052_device::device_start()
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{
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// setup ram
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m_ram = make_unique_clear<uint16_t[]>(0x200000/2);
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// register for save states
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save_pointer(NAME(m_ram), 0x200000/2);
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}
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//**************************************************************************
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// IMPLEMENTATION
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// AUTOCONFIG
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//**************************************************************************
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void a2052_device::autoconfig_base_address(offs_t address)
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@ -79,7 +77,7 @@ void a2052_device::autoconfig_base_address(offs_t address)
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m_slot->space().unmap_readwrite(0xe80000, 0xe8007f);
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// install access to the rom space
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m_slot->space().install_ram(address, address + m_ram.size()*2 - 1, &m_ram[0]);
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m_slot->space().install_ram(address, address + (m_ram_size << 20) - 1, m_ram.get());
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// we're done
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m_slot->cfgout_w(0);
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@ -99,20 +97,20 @@ void a2052_device::cfgin_w(int state)
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{
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case 0:
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autoconfig_board_size(BOARD_SIZE_512K);
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m_ram.resize(0x080000/2);
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m_ram_size = 0x080000 >> 20;
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break;
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case 1:
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autoconfig_board_size(BOARD_SIZE_1M);
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m_ram.resize(0x100000/2);
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m_ram_size = 0x100000 >> 20;
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break;
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case 2:
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autoconfig_board_size(BOARD_SIZE_2M);
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m_ram.resize(0x200000/2);
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m_ram_size = 0x200000 >> 20;
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break;
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}
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autoconfig_product(0x0a);
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autoconfig_manufacturer(0x0202);
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autoconfig_product(10);
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autoconfig_manufacturer(514);
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autoconfig_serial(0x00000000);
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autoconfig_link_into_memory(true);
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@ -123,8 +121,8 @@ void a2052_device::cfgin_w(int state)
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// install autoconfig handler
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m_slot->space().install_readwrite_handler(0xe80000, 0xe8007f,
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read16_delegate(*this, FUNC(amiga_autoconfig::autoconfig_read)),
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write16_delegate(*this, FUNC(amiga_autoconfig::autoconfig_write)), 0xffff);
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read16_delegate(*this, FUNC(amiga_autoconfig::autoconfig_read)),
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write16_delegate(*this, FUNC(amiga_autoconfig::autoconfig_write)), 0xffffffff);
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}
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}
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@ -1,5 +1,5 @@
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// license:GPL-2.0+
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// copyright-holders:Dirk Best
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// license: GPL-2.0+
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// copyright-holders: Dirk Best
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/***************************************************************************
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Commodore A2052
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@ -23,12 +23,9 @@ namespace bus::amiga::zorro {
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// TYPE DEFINITIONS
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//**************************************************************************
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// ======================> a2052_device
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class a2052_device : public device_t, public device_zorro2_card_interface, public amiga_autoconfig
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{
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public:
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// construction/destruction
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a2052_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
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protected:
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@ -43,12 +40,13 @@ protected:
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private:
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required_ioport m_config;
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std::vector<uint16_t> m_ram;
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std::unique_ptr<uint16_t[]> m_ram;
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int m_ram_size;
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};
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} // namespace bus::amiga::zorro
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// device type definition
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// device type declaration
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DECLARE_DEVICE_TYPE_NS(ZORRO_A2052, bus::amiga::zorro, a2052_device)
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#endif // MAME_BUS_AMIGA_ZORRO_A2052_H
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@ -1,5 +1,5 @@
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// license:GPL-2.0+
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// copyright-holders:Dirk Best
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// license: GPL-2.0+
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// copyright-holders: Dirk Best
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/***************************************************************************
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Commodore A2058
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@ -21,12 +21,20 @@
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DEFINE_DEVICE_TYPE(ZORRO_A2058, bus::amiga::zorro::a2058_device, "zorro_a2058", "CBM A2058 Fast Memory")
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namespace bus::amiga::zorro {
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//-------------------------------------------------
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// input_ports - device-specific input ports
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//-------------------------------------------------
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a2058_device::a2058_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
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device_t(mconfig, ZORRO_A2058, tag, owner, clock),
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device_zorro2_card_interface(mconfig, *this),
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m_config(*this, "config"),
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m_ram_size(0)
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{
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}
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//**************************************************************************
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// INPUT DEFINITIONS
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//**************************************************************************
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static INPUT_PORTS_START( a2058 )
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PORT_START("config")
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@ -44,25 +52,9 @@ ioport_constructor a2058_device::device_input_ports() const
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//**************************************************************************
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// LIVE DEVICE
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// MACHINE EMULATION
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//**************************************************************************
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//-------------------------------------------------
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// a2058_device - constructor
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//-------------------------------------------------
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a2058_device::a2058_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
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device_t(mconfig, ZORRO_A2058, tag, owner, clock),
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device_zorro2_card_interface(mconfig, *this),
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m_config(*this, "config"),
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m_ram_size(0)
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{
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}
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//-------------------------------------------------
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// device_start - device-specific startup
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//-------------------------------------------------
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void a2058_device::device_start()
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{
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// setup ram
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@ -74,7 +66,7 @@ void a2058_device::device_start()
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//**************************************************************************
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// IMPLEMENTATION
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// AUTOCONFIG
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//**************************************************************************
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void a2058_device::autoconfig_base_address(offs_t address)
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@ -122,8 +114,8 @@ void a2058_device::cfgin_w(int state)
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return;
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}
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autoconfig_product(0x0a);
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autoconfig_manufacturer(0x0202);
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autoconfig_product(10);
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autoconfig_manufacturer(514);
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autoconfig_serial(0x00000000);
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autoconfig_link_into_memory(true);
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@ -134,8 +126,8 @@ void a2058_device::cfgin_w(int state)
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// install autoconfig handler
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m_slot->space().install_readwrite_handler(0xe80000, 0xe8007f,
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read16_delegate(*this, FUNC(amiga_autoconfig::autoconfig_read)),
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write16_delegate(*this, FUNC(amiga_autoconfig::autoconfig_write)), 0xffff);
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read16_delegate(*this, FUNC(amiga_autoconfig::autoconfig_read)),
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write16_delegate(*this, FUNC(amiga_autoconfig::autoconfig_write)), 0xffffffff);
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}
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}
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@ -1,5 +1,5 @@
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// license:GPL-2.0+
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// copyright-holders:Dirk Best
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// license: GPL-2.0+
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// copyright-holders: Dirk Best
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/***************************************************************************
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Commodore A2058
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@ -23,12 +23,9 @@ namespace bus::amiga::zorro {
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// TYPE DEFINITIONS
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//**************************************************************************
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// ======================> a2058_device
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class a2058_device : public device_t, public device_zorro2_card_interface, public amiga_autoconfig
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{
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public:
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// construction/destruction
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a2058_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
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protected:
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@ -49,7 +46,7 @@ private:
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} // namespace bus::amiga::zorro
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// device type definition
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// device type declaration
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DECLARE_DEVICE_TYPE_NS(ZORRO_A2058, bus::amiga::zorro, a2058_device)
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#endif // MAME_BUS_AMIGA_ZORRO_A2058_H
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@ -1,5 +1,5 @@
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// license:GPL-2.0+
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// copyright-holders:Dirk Best
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// license: GPL-2.0+
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// copyright-holders: Dirk Best
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/***************************************************************************
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Commodore A2065
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@ -11,27 +11,29 @@
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#include "emu.h"
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#include "a2065.h"
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//**************************************************************************
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// CONSTANTS / MACROS
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//**************************************************************************
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#define VERBOSE 1
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#include "logmacro.h"
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//**************************************************************************
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// DEVICE DEFINITIONS
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// TYPE DEFINITIONS
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//**************************************************************************
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DEFINE_DEVICE_TYPE(ZORRO_A2065, bus::amiga::zorro::a2065_device, "zorro_a2065", "CBM A2065 Ethernet Card")
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namespace bus::amiga::zorro {
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//-------------------------------------------------
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// device_add_mconfig - add device configuration
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//-------------------------------------------------
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a2065_device::a2065_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
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device_t(mconfig, ZORRO_A2065, tag, owner, clock),
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device_zorro2_card_interface(mconfig, *this),
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m_lance(*this, "lance")
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{
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}
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//**************************************************************************
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// MACHINE DEFINITIONS
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//**************************************************************************
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void a2065_device::device_add_mconfig(machine_config &config)
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{
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@ -43,24 +45,9 @@ void a2065_device::device_add_mconfig(machine_config &config)
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//**************************************************************************
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// LIVE DEVICE
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// MACHINE EMULATION
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//**************************************************************************
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//-------------------------------------------------
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// a2065_device - constructor
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//-------------------------------------------------
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a2065_device::a2065_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
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device_t(mconfig, ZORRO_A2065, tag, owner, clock),
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device_zorro2_card_interface(mconfig, *this),
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m_lance(*this, "lance")
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{
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}
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//-------------------------------------------------
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// device_start - device-specific startup
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//-------------------------------------------------
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void a2065_device::device_start()
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{
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// setup ram
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@ -71,67 +58,6 @@ void a2065_device::device_start()
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save_pointer(NAME(m_ram), 0x4000);
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}
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//**************************************************************************
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// IMPLEMENTATION
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//**************************************************************************
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void a2065_device::autoconfig_base_address(offs_t address)
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{
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LOG("%s: autoconfig_base_address received: 0x%06x\n", shortname(), address);
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LOG("-> installing a2065\n");
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// stop responding to default autoconfig
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m_slot->space().unmap_readwrite(0xe80000, 0xe8007f);
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// install autoconfig handler to new location
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m_slot->space().install_readwrite_handler(address, address + 0x7f,
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read16_delegate(*this, FUNC(amiga_autoconfig::autoconfig_read)),
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write16_delegate(*this, FUNC(amiga_autoconfig::autoconfig_write)), 0xffff);
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// install access to lance registers
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m_slot->space().install_read_handler(address + 0x4000, address + 0x4003,
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read16m_delegate(*m_lance, FUNC(am7990_device::regs_r)), 0xffff);
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m_slot->space().install_write_handler(address + 0x4000, address + 0x4003,
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write16sm_delegate(*m_lance, FUNC(am7990_device::regs_w)), 0xffff);
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// install access to onboard ram (32k)
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m_slot->space().install_read_handler(address + 0x8000, address + 0x8000 + 0x7fff,
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read16sm_delegate(*this, FUNC(a2065_device::host_ram_r)), 0xffff);
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m_slot->space().install_write_handler(address + 0x8000, address + 0x8000 + 0x7fff,
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write16s_delegate(*this, FUNC(a2065_device::host_ram_w)), 0xffff);
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// we're done
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m_slot->cfgout_w(0);
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}
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void a2065_device::cfgin_w(int state)
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{
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LOG("%s: configin_w (%d)\n", shortname(), state);
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if (state == 0)
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{
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// setup autoconfig
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autoconfig_board_type(BOARD_TYPE_ZORRO2);
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autoconfig_board_size(BOARD_SIZE_64K);
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autoconfig_product(0x70);
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autoconfig_manufacturer(0x0202);
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autoconfig_serial(0x00123456); // last 3 bytes = last 3 bytes of mac address
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autoconfig_link_into_memory(false);
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autoconfig_rom_vector_valid(false);
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autoconfig_multi_device(false);
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autoconfig_8meg_preferred(false);
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autoconfig_can_shutup(true); // ?
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// install autoconfig handler
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m_slot->space().install_readwrite_handler(0xe80000, 0xe8007f,
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read16_delegate(*this, FUNC(amiga_autoconfig::autoconfig_read)),
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write16_delegate(*this, FUNC(amiga_autoconfig::autoconfig_write)), 0xffff);
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}
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}
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uint16_t a2065_device::host_ram_r(offs_t offset)
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{
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// logerror("host read offset %04x\n", offset);
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@ -164,4 +90,65 @@ void a2065_device::lance_irq_w(int state)
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m_slot->int2_w(!state);
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}
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//**************************************************************************
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// AUTOCONFIG
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//**************************************************************************
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void a2065_device::autoconfig_base_address(offs_t address)
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{
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LOG("%s: autoconfig_base_address received: 0x%06x\n", shortname(), address);
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LOG("-> installing a2065\n");
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// stop responding to default autoconfig
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m_slot->space().unmap_readwrite(0xe80000, 0xe8007f);
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// install autoconfig handler to new location
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m_slot->space().install_readwrite_handler(address, address + 0x7f,
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read16_delegate(*this, FUNC(amiga_autoconfig::autoconfig_read)),
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write16_delegate(*this, FUNC(amiga_autoconfig::autoconfig_write)), 0xffffffff);
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// install access to lance registers
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m_slot->space().install_read_handler(address + 0x4000, address + 0x4003,
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read16m_delegate(*m_lance, FUNC(am7990_device::regs_r)), 0xffffffff);
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m_slot->space().install_write_handler(address + 0x4000, address + 0x4003,
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write16sm_delegate(*m_lance, FUNC(am7990_device::regs_w)), 0xffffffff);
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// install access to onboard ram (32k)
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m_slot->space().install_read_handler(address + 0x8000, address + 0x8000 + 0x7fff,
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read16sm_delegate(*this, FUNC(a2065_device::host_ram_r)), 0xffffffff);
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m_slot->space().install_write_handler(address + 0x8000, address + 0x8000 + 0x7fff,
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write16s_delegate(*this, FUNC(a2065_device::host_ram_w)), 0xffffffff);
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// we're done
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m_slot->cfgout_w(0);
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}
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void a2065_device::cfgin_w(int state)
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{
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LOG("%s: configin_w (%d)\n", shortname(), state);
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if (state == 0)
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{
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// setup autoconfig
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autoconfig_board_type(BOARD_TYPE_ZORRO2);
|
||||
autoconfig_board_size(BOARD_SIZE_64K);
|
||||
|
||||
autoconfig_product(112);
|
||||
autoconfig_manufacturer(514);
|
||||
autoconfig_serial(0x00123456); // last 3 bytes = last 3 bytes of mac address
|
||||
|
||||
autoconfig_link_into_memory(false);
|
||||
autoconfig_rom_vector_valid(false);
|
||||
autoconfig_multi_device(false);
|
||||
autoconfig_8meg_preferred(false);
|
||||
autoconfig_can_shutup(true); // ?
|
||||
|
||||
// install autoconfig handler
|
||||
m_slot->space().install_readwrite_handler(0xe80000, 0xe8007f,
|
||||
read16_delegate(*this, FUNC(amiga_autoconfig::autoconfig_read)),
|
||||
write16_delegate(*this, FUNC(amiga_autoconfig::autoconfig_write)), 0xffffffff);
|
||||
}
|
||||
}
|
||||
|
||||
} // namespace bus::amiga::zorro
|
||||
|
||||
@ -1,5 +1,5 @@
|
||||
// license:GPL-2.0+
|
||||
// copyright-holders:Dirk Best
|
||||
// license: GPL-2.0+
|
||||
// copyright-holders: Dirk Best
|
||||
/***************************************************************************
|
||||
|
||||
Commodore A2065
|
||||
@ -24,12 +24,9 @@ namespace bus::amiga::zorro {
|
||||
// TYPE DEFINITIONS
|
||||
//**************************************************************************
|
||||
|
||||
// ======================> a2065_device
|
||||
|
||||
class a2065_device : public device_t, public device_zorro2_card_interface, public amiga_autoconfig
|
||||
{
|
||||
public:
|
||||
// construction/destruction
|
||||
a2065_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
|
||||
|
||||
uint16_t host_ram_r(offs_t offset);
|
||||
@ -40,7 +37,6 @@ public:
|
||||
void lance_irq_w(int state);
|
||||
|
||||
protected:
|
||||
// device-level overrides
|
||||
virtual void device_add_mconfig(machine_config &config) override ATTR_COLD;
|
||||
virtual void device_start() override ATTR_COLD;
|
||||
|
||||
@ -58,7 +54,7 @@ private:
|
||||
|
||||
} // namespace bus::amiga::zorro
|
||||
|
||||
// device type definition
|
||||
// device type declaration
|
||||
DECLARE_DEVICE_TYPE_NS(ZORRO_A2065, bus::amiga::zorro, a2065_device)
|
||||
|
||||
#endif // MAME_BUS_AMIGA_ZORRO_A2065_H
|
||||
|
||||
@ -1,5 +1,5 @@
|
||||
// license:GPL-2.0+
|
||||
// copyright-holders:Dirk Best
|
||||
// license: GPL-2.0+
|
||||
// copyright-holders: Dirk Best
|
||||
/***************************************************************************
|
||||
|
||||
Buddha
|
||||
@ -35,28 +35,42 @@
|
||||
|
||||
DEFINE_DEVICE_TYPE(ZORRO_BUDDHA, bus::amiga::zorro::buddha_device, "zorro_buddha", "Buddha IDE controller")
|
||||
|
||||
|
||||
namespace bus::amiga::zorro {
|
||||
|
||||
//-------------------------------------------------
|
||||
// mmio_map - device-specific memory mapped I/O
|
||||
//-------------------------------------------------
|
||||
buddha_device::buddha_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
|
||||
device_t(mconfig, ZORRO_BUDDHA, tag, owner, clock),
|
||||
device_zorro2_card_interface(mconfig, *this),
|
||||
m_ata_0(*this, "ata_0"),
|
||||
m_ata_1(*this, "ata_1"),
|
||||
m_bootrom(*this, "bootrom"),
|
||||
m_ide_interrupts_enabled(false),
|
||||
m_ide_0_interrupt(0),
|
||||
m_ide_1_interrupt(0)
|
||||
{
|
||||
}
|
||||
|
||||
|
||||
//**************************************************************************
|
||||
// ADDRESS MAPS
|
||||
//**************************************************************************
|
||||
|
||||
void buddha_device::mmio_map(address_map &map)
|
||||
{
|
||||
map(0x7fe, 0x7ff).rw(FUNC(buddha_device::speed_r), FUNC(buddha_device::speed_w));
|
||||
map(0x800, 0x8ff).rw(FUNC(buddha_device::ide_0_cs0_r), FUNC(buddha_device::ide_0_cs0_w));
|
||||
map(0x900, 0x9ff).rw(FUNC(buddha_device::ide_0_cs1_r), FUNC(buddha_device::ide_0_cs1_w));
|
||||
map(0xa00, 0xaff).rw(FUNC(buddha_device::ide_1_cs0_r), FUNC(buddha_device::ide_1_cs0_w));
|
||||
map(0xb00, 0xbff).rw(FUNC(buddha_device::ide_1_cs1_r), FUNC(buddha_device::ide_1_cs1_w));
|
||||
map(0xf00, 0xf3f).r(FUNC(buddha_device::ide_0_interrupt_r));
|
||||
map(0xf40, 0xf7f).r(FUNC(buddha_device::ide_1_interrupt_r));
|
||||
map(0xfc0, 0xfff).w(FUNC(buddha_device::ide_interrupt_enable_w));
|
||||
map(0x07fe, 0x07ff).rw(FUNC(buddha_device::speed_r), FUNC(buddha_device::speed_w));
|
||||
map(0x0800, 0x08ff).rw(FUNC(buddha_device::ide_0_cs0_r), FUNC(buddha_device::ide_0_cs0_w));
|
||||
map(0x0900, 0x09ff).rw(FUNC(buddha_device::ide_0_cs1_r), FUNC(buddha_device::ide_0_cs1_w));
|
||||
map(0x0a00, 0x0aff).rw(FUNC(buddha_device::ide_1_cs0_r), FUNC(buddha_device::ide_1_cs0_w));
|
||||
map(0x0b00, 0x0bff).rw(FUNC(buddha_device::ide_1_cs1_r), FUNC(buddha_device::ide_1_cs1_w));
|
||||
map(0x0f00, 0x0f3f).r(FUNC(buddha_device::ide_0_interrupt_r));
|
||||
map(0x0f40, 0x0f7f).r(FUNC(buddha_device::ide_1_interrupt_r));
|
||||
map(0x0fc0, 0x0fff).w(FUNC(buddha_device::ide_interrupt_enable_w));
|
||||
map(0x1000, 0xffff).r(FUNC(buddha_device::rom_r)).umask16(0xff00);
|
||||
}
|
||||
|
||||
//-------------------------------------------------
|
||||
// device_add_mconfig - add device configuration
|
||||
//-------------------------------------------------
|
||||
|
||||
//**************************************************************************
|
||||
// MACHINE DEFINITIONS
|
||||
//**************************************************************************
|
||||
|
||||
void buddha_device::device_add_mconfig(machine_config &config)
|
||||
{
|
||||
@ -67,17 +81,18 @@ void buddha_device::device_add_mconfig(machine_config &config)
|
||||
m_ata_1->irq_handler().set(FUNC(buddha_device::ide_1_interrupt_w));
|
||||
}
|
||||
|
||||
//-------------------------------------------------
|
||||
// rom_region - device-specific ROM region
|
||||
//-------------------------------------------------
|
||||
|
||||
//**************************************************************************
|
||||
// ROM DEFINITIONS
|
||||
//**************************************************************************
|
||||
|
||||
ROM_START( buddha )
|
||||
ROM_REGION16_BE(0x10000, "bootrom", ROMREGION_ERASEFF)
|
||||
ROM_REGION(0x8000, "bootrom", 0)
|
||||
ROM_DEFAULT_BIOS("v103-17")
|
||||
ROM_SYSTEM_BIOS(0, "v103-8", "Version 103.8")
|
||||
ROMX_LOAD("buddha_103-8.rom", 0x0000, 0x8000, CRC(44f81426) SHA1(95555c6690b5c697e1cdca2726e47c1c6c194d7c), ROM_SKIP(1) | ROM_BIOS(0))
|
||||
ROMX_LOAD("buddha_103-8.rom", 0x0000, 0x8000, CRC(44f81426) SHA1(95555c6690b5c697e1cdca2726e47c1c6c194d7c), ROM_BIOS(0))
|
||||
ROM_SYSTEM_BIOS(1, "v103-17", "Version 103.17")
|
||||
ROMX_LOAD("buddha_103-17.rom", 0x0000, 0x8000, CRC(2b7b24e0) SHA1(ec17a58962c373a2892090ec9b1722d2c326d631), ROM_SKIP(1) | ROM_BIOS(1))
|
||||
ROMX_LOAD("buddha_103-17.rom", 0x0000, 0x8000, CRC(2b7b24e0) SHA1(ec17a58962c373a2892090ec9b1722d2c326d631), ROM_BIOS(1))
|
||||
ROM_END
|
||||
|
||||
const tiny_rom_entry *buddha_device::device_rom_region() const
|
||||
@ -87,28 +102,9 @@ const tiny_rom_entry *buddha_device::device_rom_region() const
|
||||
|
||||
|
||||
//**************************************************************************
|
||||
// LIVE DEVICE
|
||||
// MACHINE EMULATION
|
||||
//**************************************************************************
|
||||
|
||||
//-------------------------------------------------
|
||||
// buddha_device - constructor
|
||||
//-------------------------------------------------
|
||||
|
||||
buddha_device::buddha_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
|
||||
device_t(mconfig, ZORRO_BUDDHA, tag, owner, clock),
|
||||
device_zorro2_card_interface(mconfig, *this),
|
||||
m_ata_0(*this, "ata_0"),
|
||||
m_ata_1(*this, "ata_1"),
|
||||
m_ide_interrupts_enabled(false),
|
||||
m_ide_0_interrupt(0),
|
||||
m_ide_1_interrupt(0)
|
||||
{
|
||||
}
|
||||
|
||||
//-------------------------------------------------
|
||||
// device_start - device-specific startup
|
||||
//-------------------------------------------------
|
||||
|
||||
void buddha_device::device_start()
|
||||
{
|
||||
save_item(NAME(m_ide_interrupts_enabled));
|
||||
@ -116,10 +112,6 @@ void buddha_device::device_start()
|
||||
save_item(NAME(m_ide_1_interrupt));
|
||||
}
|
||||
|
||||
//-------------------------------------------------
|
||||
// device_reset - device-specific reset
|
||||
//-------------------------------------------------
|
||||
|
||||
void buddha_device::device_reset()
|
||||
{
|
||||
m_ide_interrupts_enabled = false;
|
||||
@ -127,58 +119,10 @@ void buddha_device::device_reset()
|
||||
m_ide_1_interrupt = 0;
|
||||
}
|
||||
|
||||
|
||||
//**************************************************************************
|
||||
// IMPLEMENTATION
|
||||
//**************************************************************************
|
||||
|
||||
void buddha_device::autoconfig_base_address(offs_t address)
|
||||
uint8_t buddha_device::rom_r(offs_t offset)
|
||||
{
|
||||
LOG("autoconfig_base_address received: 0x%06x\n", address);
|
||||
LOG("-> installing buddha\n");
|
||||
|
||||
// stop responding to default autoconfig
|
||||
m_slot->space().unmap_readwrite(0xe80000, 0xe8007f);
|
||||
|
||||
// buddha registers
|
||||
m_slot->space().install_device(address, address + 0xfff, *this, &buddha_device::mmio_map);
|
||||
|
||||
// install autoconfig handler to new location
|
||||
m_slot->space().install_readwrite_handler(address, address + 0x7f,
|
||||
read16_delegate(*this, FUNC(amiga_autoconfig::autoconfig_read)),
|
||||
write16_delegate(*this, FUNC(amiga_autoconfig::autoconfig_write)), 0xffff);
|
||||
|
||||
// install access to the rom space
|
||||
m_slot->space().install_rom(address + 0x1000, address + 0xffff, memregion("bootrom")->base() + 0x1000);
|
||||
|
||||
// we're done
|
||||
m_slot->cfgout_w(0);
|
||||
}
|
||||
|
||||
void buddha_device::cfgin_w(int state)
|
||||
{
|
||||
LOG("configin_w (%d)\n", state);
|
||||
|
||||
if (state == 0)
|
||||
{
|
||||
// setup autoconfig
|
||||
autoconfig_board_type(BOARD_TYPE_ZORRO2);
|
||||
autoconfig_board_size(BOARD_SIZE_64K);
|
||||
autoconfig_link_into_memory(false);
|
||||
autoconfig_rom_vector_valid(true);
|
||||
autoconfig_multi_device(false);
|
||||
autoconfig_8meg_preferred(false);
|
||||
autoconfig_can_shutup(true);
|
||||
autoconfig_product(0x00);
|
||||
autoconfig_manufacturer(0x1212);
|
||||
autoconfig_serial(0x00000000);
|
||||
autoconfig_rom_vector(0x1000);
|
||||
|
||||
// install autoconfig handler
|
||||
m_slot->space().install_readwrite_handler(0xe80000, 0xe8007f,
|
||||
read16_delegate(*this, FUNC(amiga_autoconfig::autoconfig_read)),
|
||||
write16_delegate(*this, FUNC(amiga_autoconfig::autoconfig_write)), 0xffff);
|
||||
}
|
||||
// the first 0x800 bytes cannot be read
|
||||
return m_bootrom[0x800 + offset];
|
||||
}
|
||||
|
||||
uint16_t buddha_device::speed_r(offs_t offset, uint16_t mem_mask)
|
||||
@ -218,24 +162,14 @@ void buddha_device::ide_1_interrupt_w(int state)
|
||||
|
||||
uint16_t buddha_device::ide_0_interrupt_r(offs_t offset, uint16_t mem_mask)
|
||||
{
|
||||
uint16_t data;
|
||||
|
||||
data = m_ide_0_interrupt << 15;
|
||||
|
||||
// LOG("ide_0_interrupt_r %04x [mask = %04x]\n", data, mem_mask);
|
||||
|
||||
return data;
|
||||
// LOG("ide_0_interrupt_r %04x [mask = %04x]\n", m_ide_0_interrupt << 15, mem_mask);
|
||||
return m_ide_0_interrupt << 15;
|
||||
}
|
||||
|
||||
uint16_t buddha_device::ide_1_interrupt_r(offs_t offset, uint16_t mem_mask)
|
||||
{
|
||||
uint16_t data;
|
||||
|
||||
data = m_ide_1_interrupt << 15;
|
||||
|
||||
// LOG("ide_1_interrupt_r %04x [mask = %04x]\n", data, mem_mask);
|
||||
|
||||
return data;
|
||||
// LOG("ide_1_interrupt_r %04x [mask = %04x]\n", m_ide_1_interrupt << 15, mem_mask);
|
||||
return m_ide_1_interrupt << 15;
|
||||
}
|
||||
|
||||
void buddha_device::ide_interrupt_enable_w(offs_t offset, uint16_t data, uint16_t mem_mask)
|
||||
@ -248,82 +182,96 @@ void buddha_device::ide_interrupt_enable_w(offs_t offset, uint16_t data, uint16_
|
||||
|
||||
uint16_t buddha_device::ide_0_cs0_r(offs_t offset, uint16_t mem_mask)
|
||||
{
|
||||
uint16_t data = m_ata_0->cs0_r((offset >> 1) & 0x07, swapendian_int16(mem_mask));
|
||||
data = swapendian_int16(data);
|
||||
|
||||
LOG("ide_0_cs0_r(%04x) %04x [mask = %04x]\n", offset, data, mem_mask);
|
||||
|
||||
return data;
|
||||
return m_ata_0->cs0_swap_r((offset >> 1) & 0x07, mem_mask);
|
||||
}
|
||||
|
||||
void buddha_device::ide_0_cs0_w(offs_t offset, uint16_t data, uint16_t mem_mask)
|
||||
{
|
||||
LOG("ide_0_cs0_w(%04x) %04x [mask = %04x]\n", offset, data, mem_mask);
|
||||
|
||||
mem_mask = swapendian_int16(mem_mask);
|
||||
data = swapendian_int16(data);
|
||||
|
||||
m_ata_0->cs0_w((offset >> 1) & 0x07, data, mem_mask);
|
||||
m_ata_0->cs0_swap_w((offset >> 1) & 0x07, data, mem_mask);
|
||||
}
|
||||
|
||||
uint16_t buddha_device::ide_0_cs1_r(offs_t offset, uint16_t mem_mask)
|
||||
{
|
||||
uint16_t data = m_ata_0->cs1_r((offset >> 1) & 0x07, swapendian_int16(mem_mask));
|
||||
data = swapendian_int16(data);
|
||||
|
||||
LOG("ide_0_cs1_r(%04x) %04x [mask = %04x]\n", offset, data, mem_mask);
|
||||
|
||||
return data;
|
||||
return m_ata_0->cs1_swap_r((offset >> 1) & 0x07, mem_mask);
|
||||
}
|
||||
|
||||
void buddha_device::ide_0_cs1_w(offs_t offset, uint16_t data, uint16_t mem_mask)
|
||||
{
|
||||
LOG("ide_0_cs1_w(%04x) %04x [mask = %04x]\n", offset, data, mem_mask);
|
||||
|
||||
mem_mask = swapendian_int16(mem_mask);
|
||||
data = swapendian_int16(data);
|
||||
|
||||
m_ata_0->cs1_w((offset >> 1) & 0x07, data, mem_mask);
|
||||
m_ata_0->cs1_swap_w((offset >> 1) & 0x07, data, mem_mask);
|
||||
}
|
||||
|
||||
uint16_t buddha_device::ide_1_cs0_r(offs_t offset, uint16_t mem_mask)
|
||||
{
|
||||
uint16_t data = m_ata_1->cs0_r((offset >> 1) & 0x07, swapendian_int16(mem_mask));
|
||||
data = swapendian_int16(data);
|
||||
|
||||
LOG("ide_1_cs0_r(%04x) %04x [mask = %04x]\n", offset, data, mem_mask);
|
||||
|
||||
return data;
|
||||
return m_ata_1->cs0_swap_r((offset >> 1) & 0x07, mem_mask);
|
||||
}
|
||||
|
||||
void buddha_device::ide_1_cs0_w(offs_t offset, uint16_t data, uint16_t mem_mask)
|
||||
{
|
||||
LOG("ide_1_cs0_w(%04x) %04x [mask = %04x]\n", offset, data, mem_mask);
|
||||
|
||||
mem_mask = swapendian_int16(mem_mask);
|
||||
data = swapendian_int16(data);
|
||||
|
||||
m_ata_1->cs0_w((offset >> 1) & 0x07, data, mem_mask);
|
||||
m_ata_1->cs0_swap_w((offset >> 1) & 0x07, data, mem_mask);
|
||||
}
|
||||
|
||||
uint16_t buddha_device::ide_1_cs1_r(offs_t offset, uint16_t mem_mask)
|
||||
{
|
||||
uint16_t data = m_ata_1->cs1_r((offset >> 1) & 0x07, swapendian_int16(mem_mask));
|
||||
data = swapendian_int16(data);
|
||||
|
||||
LOG("ide_1_cs1_r(%04x) %04x [mask = %04x]\n", offset, data, mem_mask);
|
||||
|
||||
return data;
|
||||
return m_ata_1->cs1_swap_r((offset >> 1) & 0x07, mem_mask);
|
||||
}
|
||||
|
||||
void buddha_device::ide_1_cs1_w(offs_t offset, uint16_t data, uint16_t mem_mask)
|
||||
{
|
||||
LOG("ide_1_cs1_w(%04x) %04x [mask = %04x]\n", offset, data, mem_mask);
|
||||
m_ata_1->cs1_swap_w((offset >> 1) & 0x07, data, mem_mask);
|
||||
}
|
||||
|
||||
mem_mask = swapendian_int16(mem_mask);
|
||||
data = swapendian_int16(data);
|
||||
|
||||
m_ata_1->cs1_w((offset >> 1) & 0x07, data, mem_mask);
|
||||
//**************************************************************************
|
||||
// AUTOCONFIG
|
||||
//**************************************************************************
|
||||
|
||||
void buddha_device::autoconfig_base_address(offs_t address)
|
||||
{
|
||||
LOG("autoconfig_base_address received: 0x%06x\n", address);
|
||||
LOG("-> installing buddha\n");
|
||||
|
||||
// stop responding to initial location
|
||||
m_slot->space().unmap_readwrite(0xe80000, 0xe8ffff);
|
||||
|
||||
// install buddha memory access to final location
|
||||
m_slot->space().install_device(address, address + 0xffff, *this, &buddha_device::mmio_map);
|
||||
|
||||
// install autoconfig handler to new location
|
||||
m_slot->space().install_readwrite_handler(address, address + 0x7f,
|
||||
read16_delegate(*this, FUNC(amiga_autoconfig::autoconfig_read)),
|
||||
write16_delegate(*this, FUNC(amiga_autoconfig::autoconfig_write)), 0xffffffff);
|
||||
|
||||
// we're done
|
||||
m_slot->cfgout_w(0);
|
||||
}
|
||||
|
||||
void buddha_device::cfgin_w(int state)
|
||||
{
|
||||
LOG("configin_w (%d)\n", state);
|
||||
|
||||
if (state == 0)
|
||||
{
|
||||
// buddha memory is also active at this point
|
||||
m_slot->space().install_device(0xe80000, 0xe8ffff, *this, &buddha_device::mmio_map);
|
||||
|
||||
// setup autoconfig
|
||||
autoconfig_board_type(BOARD_TYPE_ZORRO2);
|
||||
autoconfig_board_size(BOARD_SIZE_64K);
|
||||
autoconfig_link_into_memory(false);
|
||||
autoconfig_rom_vector_valid(true);
|
||||
autoconfig_multi_device(false);
|
||||
autoconfig_8meg_preferred(false);
|
||||
autoconfig_can_shutup(true);
|
||||
autoconfig_product(0);
|
||||
autoconfig_manufacturer(4626);
|
||||
autoconfig_serial(0x00000000);
|
||||
autoconfig_rom_vector(0x1000);
|
||||
|
||||
// install autoconfig handler
|
||||
m_slot->space().install_readwrite_handler(0xe80000, 0xe8007f,
|
||||
read16_delegate(*this, FUNC(amiga_autoconfig::autoconfig_read)),
|
||||
write16_delegate(*this, FUNC(amiga_autoconfig::autoconfig_write)), 0xffffffff);
|
||||
}
|
||||
}
|
||||
|
||||
} // namespace bus::amiga::zorro
|
||||
|
||||
@ -1,5 +1,5 @@
|
||||
// license:GPL-2.0+
|
||||
// copyright-holders:Dirk Best
|
||||
// license: GPL-2.0+
|
||||
// copyright-holders: Dirk Best
|
||||
/***************************************************************************
|
||||
|
||||
Buddha
|
||||
@ -24,8 +24,6 @@ namespace bus::amiga::zorro {
|
||||
// TYPE DEFINITIONS
|
||||
//**************************************************************************
|
||||
|
||||
// ======================> buddha_device
|
||||
|
||||
class buddha_device : public device_t, public device_zorro2_card_interface, public amiga_autoconfig
|
||||
{
|
||||
public:
|
||||
@ -33,7 +31,6 @@ public:
|
||||
buddha_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
|
||||
|
||||
protected:
|
||||
// device-level overrides
|
||||
virtual void device_add_mconfig(machine_config &config) override ATTR_COLD;
|
||||
virtual const tiny_rom_entry *device_rom_region() const override ATTR_COLD;
|
||||
|
||||
@ -47,6 +44,8 @@ protected:
|
||||
virtual void autoconfig_base_address(offs_t address) override;
|
||||
|
||||
private:
|
||||
void mmio_map(address_map &map) ATTR_COLD;
|
||||
|
||||
// speed register
|
||||
uint16_t speed_r(offs_t offset, uint16_t mem_mask = ~0);
|
||||
void speed_w(offs_t offset, uint16_t data, uint16_t mem_mask = ~0);
|
||||
@ -68,10 +67,11 @@ private:
|
||||
void ide_0_interrupt_w(int state);
|
||||
void ide_1_interrupt_w(int state);
|
||||
|
||||
void mmio_map(address_map &map) ATTR_COLD;
|
||||
uint8_t rom_r(offs_t offset);
|
||||
|
||||
required_device<ata_interface_device> m_ata_0;
|
||||
required_device<ata_interface_device> m_ata_1;
|
||||
required_region_ptr<uint8_t> m_bootrom;
|
||||
|
||||
bool m_ide_interrupts_enabled;
|
||||
int m_ide_0_interrupt;
|
||||
@ -80,7 +80,7 @@ private:
|
||||
|
||||
} // namespace bus::amiga::zorro
|
||||
|
||||
// device type definition
|
||||
// device type declaration
|
||||
DECLARE_DEVICE_TYPE_NS(ZORRO_BUDDHA, bus::amiga::zorro, buddha_device)
|
||||
|
||||
#endif // MAME_BUS_AMIGA_ZORRO_BUDDHA_H
|
||||
|
||||
@ -179,26 +179,49 @@ void ripple_ide_device::autoconfig_base_address(offs_t address)
|
||||
// flash occupies our space until the ide registers are switched in
|
||||
m_slot->space().install_readwrite_handler(address, address + 0x1ffff,
|
||||
emu::rw_delegate(m_flash, FUNC(intelfsh8_device::read)),
|
||||
emu::rw_delegate(m_flash, FUNC(intelfsh8_device::write)), 0xff00);
|
||||
emu::rw_delegate(m_flash, FUNC(intelfsh8_device::write)), 0xff00ff00);
|
||||
|
||||
// install write tap to handle switching in ide registers
|
||||
m_write_tap.remove();
|
||||
m_write_tap = m_slot->space().install_write_tap(
|
||||
address, address + 0x1ffff,
|
||||
"rom_disable_w",
|
||||
[this] (offs_t offset, uint16_t &data, uint16_t mem_mask)
|
||||
{
|
||||
m_write_tap.remove();
|
||||
|
||||
// ripple registers are now available
|
||||
m_slot->space().install_device(m_base_address, m_base_address + 0x1ffff, *this, &ripple_ide_device::mmio_map);
|
||||
if (m_slot->space().data_width() == 16)
|
||||
{
|
||||
m_write_tap = m_slot->space().install_write_tap(
|
||||
address, address + 0x1ffff,
|
||||
"flash_disable_w",
|
||||
[this] (offs_t offset, uint16_t &data, uint16_t mem_mask)
|
||||
{
|
||||
m_write_tap.remove();
|
||||
|
||||
// we need to repeat the write here as this tap won't hit it yet
|
||||
// the initial write will instead hit the flash, but it's harmless
|
||||
m_slot->space().write_word(offset, data, mem_mask);
|
||||
},
|
||||
&m_write_tap
|
||||
);
|
||||
// ripple registers are now available
|
||||
m_slot->space().install_device(m_base_address, m_base_address + 0x1ffff, *this, &ripple_ide_device::mmio_map);
|
||||
|
||||
// we need to repeat the write here as this tap won't hit it yet
|
||||
// the initial write will instead hit the flash, but it's harmless
|
||||
m_slot->space().write_word(offset, data, mem_mask);
|
||||
},
|
||||
&m_write_tap
|
||||
);
|
||||
}
|
||||
else
|
||||
{
|
||||
m_write_tap = m_slot->space().install_write_tap(
|
||||
address, address + 0x1ffff,
|
||||
"flash_disable_w",
|
||||
[this] (offs_t offset, uint32_t &data, uint32_t mem_mask)
|
||||
{
|
||||
m_write_tap.remove();
|
||||
|
||||
// ripple registers are now available
|
||||
m_slot->space().install_device(m_base_address, m_base_address + 0x1ffff, *this, &ripple_ide_device::mmio_map);
|
||||
|
||||
// we need to repeat the write here as this tap won't hit it yet
|
||||
// the initial write will instead hit the flash, but it's harmless
|
||||
m_slot->space().write_dword(offset, data, mem_mask);
|
||||
},
|
||||
&m_write_tap
|
||||
);
|
||||
}
|
||||
|
||||
// we're done
|
||||
m_slot->cfgout_w(0);
|
||||
@ -226,7 +249,7 @@ void ripple_ide_device::cfgin_w(int state)
|
||||
// install autoconfig handler
|
||||
m_slot->space().install_readwrite_handler(0xe80000, 0xe8007f,
|
||||
read16_delegate(*this, FUNC(amiga_autoconfig::autoconfig_read)),
|
||||
write16_delegate(*this, FUNC(amiga_autoconfig::autoconfig_write)), 0xffff);
|
||||
write16_delegate(*this, FUNC(amiga_autoconfig::autoconfig_write)), 0xffffffff);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
@ -18,6 +18,7 @@
|
||||
#include "machine/intelfsh.h"
|
||||
#include "bus/ata/ataintf.h"
|
||||
|
||||
|
||||
namespace bus::amiga::zorro {
|
||||
|
||||
class ripple_ide_device : public device_t, public device_zorro2_card_interface, public amiga_autoconfig
|
||||
|
||||
Loading…
Reference in New Issue
Block a user