summaryrefslogtreecommitdiffstatshomepage
path: root/src/devices/bus/intv/voice.h
diff options
context:
space:
mode:
Diffstat (limited to 'src/devices/bus/intv/voice.h')
-rw-r--r--src/devices/bus/intv/voice.h78
1 files changed, 78 insertions, 0 deletions
diff --git a/src/devices/bus/intv/voice.h b/src/devices/bus/intv/voice.h
new file mode 100644
index 00000000000..412d3de7760
--- /dev/null
+++ b/src/devices/bus/intv/voice.h
@@ -0,0 +1,78 @@
+// license:BSD-3-Clause
+// copyright-holders:Fabio Priuli
+#ifndef __INTV_VOICE_H
+#define __INTV_VOICE_H
+
+#include "slot.h"
+#include "rom.h"
+#include "sound/sp0256.h"
+
+
+// ======================> intv_voice_device
+
+class intv_voice_device : public intv_rom_device
+{
+public:
+ // construction/destruction
+ intv_voice_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+ // device-level overrides
+ virtual void device_start();
+ virtual machine_config_constructor device_mconfig_additions() const;
+ virtual const rom_entry *device_rom_region() const;
+
+ // reading and writing
+ // actual IntelliVoice access
+ virtual DECLARE_READ16_MEMBER(read_speech);
+ virtual DECLARE_WRITE16_MEMBER(write_speech);
+
+ // passthru access
+ virtual DECLARE_READ16_MEMBER(read_rom04) { return m_subslot->read_rom04(space, offset, mem_mask); }
+ virtual DECLARE_READ16_MEMBER(read_rom20) { return m_subslot->read_rom20(space, offset, mem_mask); }
+ virtual DECLARE_READ16_MEMBER(read_rom40) { return m_subslot->read_rom40(space, offset, mem_mask); }
+ virtual DECLARE_READ16_MEMBER(read_rom48) { return m_subslot->read_rom48(space, offset, mem_mask); }
+ virtual DECLARE_READ16_MEMBER(read_rom50) { return m_subslot->read_rom50(space, offset, mem_mask); }
+ virtual DECLARE_READ16_MEMBER(read_rom60) { return m_subslot->read_rom60(space, offset, mem_mask); }
+ virtual DECLARE_READ16_MEMBER(read_rom70) { return m_subslot->read_rom70(space, offset, mem_mask); }
+ virtual DECLARE_READ16_MEMBER(read_rom80)
+ {
+ if (m_ram88_enabled && offset >= 0x800)
+ return m_subslot->read_ram(space, offset & 0x7ff, mem_mask);
+ else
+ return m_subslot->read_rom80(space, offset, mem_mask);
+ }
+ virtual DECLARE_READ16_MEMBER(read_rom90) { return m_subslot->read_rom90(space, offset, mem_mask); }
+ virtual DECLARE_READ16_MEMBER(read_roma0) { return m_subslot->read_roma0(space, offset, mem_mask); }
+ virtual DECLARE_READ16_MEMBER(read_romb0) { return m_subslot->read_romb0(space, offset, mem_mask); }
+ virtual DECLARE_READ16_MEMBER(read_romc0) { return m_subslot->read_romc0(space, offset, mem_mask); }
+ virtual DECLARE_READ16_MEMBER(read_romd0)
+ {
+ if (m_ramd0_enabled && offset < 0x800)
+ return m_subslot->read_ram(space, offset, mem_mask);
+ else
+ return m_subslot->read_romd0(space, offset, mem_mask);
+ }
+ virtual DECLARE_READ16_MEMBER(read_rome0) { return m_subslot->read_rome0(space, offset, mem_mask); }
+ virtual DECLARE_READ16_MEMBER(read_romf0) { return m_subslot->read_romf0(space, offset, mem_mask); }
+
+ // RAM passthru write
+ virtual DECLARE_WRITE16_MEMBER(write_88) { if (m_ram88_enabled) m_subslot->write_ram(space, offset, data, mem_mask); }
+ virtual DECLARE_WRITE16_MEMBER(write_d0) { if (m_ramd0_enabled) m_subslot->write_ram(space, offset, data, mem_mask); }
+ virtual DECLARE_READ16_MEMBER(read_ram) { return m_subslot->read_ram(space, offset, mem_mask); }
+ virtual DECLARE_WRITE16_MEMBER(write_ram) { m_subslot->write_ram(space, offset, data, mem_mask); }
+
+ virtual void late_subslot_setup();
+
+private:
+ required_device<sp0256_device> m_speech;
+ required_device<intv_cart_slot_device> m_subslot;
+ bool m_ramd0_enabled, m_ram88_enabled;
+};
+
+
+
+
+// device type definition
+extern const device_type INTV_ROM_VOICE;
+
+#endif