summaryrefslogtreecommitdiffstatshomepage
path: root/src/devices/bus/generic/rom.h
diff options
context:
space:
mode:
Diffstat (limited to 'src/devices/bus/generic/rom.h')
-rw-r--r--src/devices/bus/generic/rom.h75
1 files changed, 75 insertions, 0 deletions
diff --git a/src/devices/bus/generic/rom.h b/src/devices/bus/generic/rom.h
new file mode 100644
index 00000000000..f6c9da14341
--- /dev/null
+++ b/src/devices/bus/generic/rom.h
@@ -0,0 +1,75 @@
+// license:BSD-3-Clause
+// copyright-holders:Fabio Priuli
+#ifndef __GENERIC_ROM_H
+#define __GENERIC_ROM_H
+
+#include "slot.h"
+
+
+// ======================> generic_rom_device
+
+class generic_rom_device : public device_t,
+ public device_generic_cart_interface
+{
+public:
+ // construction/destruction
+ generic_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);
+
+ // device-level overrides
+ virtual void device_start() {}
+};
+
+
+// ======================> generic_rom_plain_device
+
+class generic_rom_plain_device : public generic_rom_device
+{
+public:
+ // construction/destruction
+ generic_rom_plain_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);
+ generic_rom_plain_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+ // reading and writing
+ virtual DECLARE_READ8_MEMBER(read_rom);
+ virtual DECLARE_READ16_MEMBER(read16_rom);
+ virtual DECLARE_READ32_MEMBER(read32_rom);
+};
+
+
+// ======================> generic_romram_plain_device
+
+class generic_romram_plain_device : public generic_rom_plain_device
+{
+public:
+ // construction/destruction
+ generic_romram_plain_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+ // reading and writing
+ virtual DECLARE_READ8_MEMBER(read_ram);
+ virtual DECLARE_WRITE8_MEMBER(write_ram);
+};
+
+
+// ======================> generic_rom_linear_device
+
+class generic_rom_linear_device : public generic_rom_device
+{
+public:
+ // construction/destruction
+ generic_rom_linear_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+ // reading and writing
+ virtual DECLARE_READ8_MEMBER(read_rom);
+ virtual DECLARE_READ16_MEMBER(read16_rom);
+ virtual DECLARE_READ32_MEMBER(read32_rom);
+};
+
+
+
+// device type definition
+extern const device_type GENERIC_ROM_PLAIN;
+extern const device_type GENERIC_ROM_LINEAR;
+extern const device_type GENERIC_ROMRAM_PLAIN;
+
+
+#endif