summaryrefslogtreecommitdiffstatshomepage
path: root/src/devices/bus/intv/rom.h
diff options
context:
space:
mode:
Diffstat (limited to 'src/devices/bus/intv/rom.h')
-rw-r--r--src/devices/bus/intv/rom.h84
1 files changed, 84 insertions, 0 deletions
diff --git a/src/devices/bus/intv/rom.h b/src/devices/bus/intv/rom.h
new file mode 100644
index 00000000000..15a66e10817
--- /dev/null
+++ b/src/devices/bus/intv/rom.h
@@ -0,0 +1,84 @@
+// license:BSD-3-Clause
+// copyright-holders:Fabio Priuli
+#ifndef __INTV_ROM_H
+#define __INTV_ROM_H
+
+#include "slot.h"
+
+
+// ======================> intv_rom_device
+
+class intv_rom_device : public device_t,
+ public device_intv_cart_interface
+{
+public:
+ // construction/destruction
+ intv_rom_device(const machine_config &mconfig, device_type type, const char *name, const char *tag, device_t *owner, UINT32 clock, const char *shortname, const char *source);
+ intv_rom_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+ // reading and writing
+ virtual DECLARE_READ16_MEMBER(read_rom04) { return INTV_ROM16_READ(offset + 0x0400); }
+ virtual DECLARE_READ16_MEMBER(read_rom20) { return INTV_ROM16_READ(offset + 0x2000); }
+ virtual DECLARE_READ16_MEMBER(read_rom40) { return INTV_ROM16_READ(offset + 0x4000); }
+ virtual DECLARE_READ16_MEMBER(read_rom48) { return INTV_ROM16_READ(offset + 0x4800); }
+ virtual DECLARE_READ16_MEMBER(read_rom50) { return INTV_ROM16_READ(offset + 0x5000); }
+ virtual DECLARE_READ16_MEMBER(read_rom60) { return INTV_ROM16_READ(offset + 0x6000); }
+ virtual DECLARE_READ16_MEMBER(read_rom70) { return INTV_ROM16_READ(offset + 0x7000); }
+ virtual DECLARE_READ16_MEMBER(read_rom80) { return INTV_ROM16_READ(offset + 0x8000); }
+ virtual DECLARE_READ16_MEMBER(read_rom90) { return INTV_ROM16_READ(offset + 0x9000); }
+ virtual DECLARE_READ16_MEMBER(read_roma0) { return INTV_ROM16_READ(offset + 0xa000); }
+ virtual DECLARE_READ16_MEMBER(read_romb0) { return INTV_ROM16_READ(offset + 0xb000); }
+ virtual DECLARE_READ16_MEMBER(read_romc0) { return INTV_ROM16_READ(offset + 0xc000); }
+ virtual DECLARE_READ16_MEMBER(read_romd0) { return INTV_ROM16_READ(offset + 0xd000); }
+ virtual DECLARE_READ16_MEMBER(read_rome0) { return INTV_ROM16_READ(offset + 0xe000); }
+ virtual DECLARE_READ16_MEMBER(read_romf0) { return INTV_ROM16_READ(offset + 0xf000); }
+
+ // device-level overrides
+ virtual void device_start() {}
+ virtual void device_reset() {}
+};
+
+// ======================> intv_ram_device
+
+class intv_ram_device : public intv_rom_device
+{
+public:
+ // construction/destruction
+ intv_ram_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+ // reading and writing
+ virtual DECLARE_READ16_MEMBER(read_ram) { return (int)m_ram[offset & (m_ram.size() - 1)]; }
+ virtual DECLARE_WRITE16_MEMBER(write_ram) { m_ram[offset & (m_ram.size() - 1)] = data & 0xff; }
+};
+
+// ======================> intv_gfact_device
+
+class intv_gfact_device : public intv_rom_device
+{
+public:
+ // construction/destruction
+ intv_gfact_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+ // reading and writing
+ virtual DECLARE_READ16_MEMBER(read_ram) { return (int)m_ram[offset & (m_ram.size() - 1)]; }
+ virtual DECLARE_WRITE16_MEMBER(write_ram) { m_ram[offset & (m_ram.size() - 1)] = data & 0xff; }
+};
+
+// ======================> intv_wsmlb_device
+
+class intv_wsmlb_device : public intv_rom_device
+{
+public:
+ // construction/destruction
+ intv_wsmlb_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+};
+
+
+
+// device type definition
+extern const device_type INTV_ROM_STD;
+extern const device_type INTV_ROM_RAM;
+extern const device_type INTV_ROM_GFACT;
+extern const device_type INTV_ROM_WSMLB;
+
+#endif