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-rw-r--r--src/emu/bus/lpci/mpc105.h58
1 files changed, 58 insertions, 0 deletions
diff --git a/src/emu/bus/lpci/mpc105.h b/src/emu/bus/lpci/mpc105.h
new file mode 100644
index 00000000000..ae3f4f2b1cc
--- /dev/null
+++ b/src/emu/bus/lpci/mpc105.h
@@ -0,0 +1,58 @@
+/***************************************************************************
+
+ mpc105.h
+
+ Motorola MPC105 PCI bridge
+
+***************************************************************************/
+
+#ifndef MPC105_H
+#define MPC105_H
+
+#include "pci.h"
+
+#define MPC105_MEMORYBANK_COUNT 8
+
+#define MCFG_MPC105_CPU( _tag ) \
+ mpc105_device::static_set_cpu(*device, _tag);
+
+#define MCFG_MPC105_BANK_BASE_DEFAULT( bank_base_default ) \
+ mpc105_device::static_set_bank_base_default(*device, bank_base_default);
+
+// ======================> mpc105_device
+
+class mpc105_device : public device_t,
+ public pci_device_interface
+{
+public:
+ // construction/destruction
+ mpc105_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
+
+ static void static_set_cpu(device_t &device, const char *tag) { dynamic_cast<mpc105_device &>(device).m_cpu_tag = tag; }
+ static void static_set_bank_base_default(device_t &device, int bank_base_default) { dynamic_cast<mpc105_device &>(device).m_bank_base_default = bank_base_default; }
+
+ virtual UINT32 pci_read(pci_bus_device *pcibus, int function, int offset, UINT32 mem_mask);
+ virtual void pci_write(pci_bus_device *pcibus, int function, int offset, UINT32 data, UINT32 mem_mask);
+
+protected:
+ // device-level overrides
+ virtual void device_start();
+ virtual void device_reset();
+
+ void update_memory();
+
+private:
+ const char *m_cpu_tag;
+ int m_bank_base_default;
+ int m_bank_base;
+ UINT8 m_bank_enable;
+ UINT32 m_bank_registers[8];
+
+ cpu_device* m_maincpu;
+};
+
+
+// device type definition
+extern const device_type MPC105;
+
+#endif /* MPC105_H */