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Diffstat (limited to 'src/devices/bus/isa/ne1000.h')
-rw-r--r-- | src/devices/bus/isa/ne1000.h | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/src/devices/bus/isa/ne1000.h b/src/devices/bus/isa/ne1000.h new file mode 100644 index 00000000000..c246c70d02f --- /dev/null +++ b/src/devices/bus/isa/ne1000.h @@ -0,0 +1,37 @@ +// license:BSD-3-Clause +// copyright-holders:Carl +#ifndef __NE1000_H__ +#define __NE1000_H__ + +// NE1000 is 8bit has 8KB ram; NE2000 is 16bit has 16KB ram + +#include "emu.h" +#include "isa.h" +#include "machine/dp8390.h" + +class ne1000_device: public device_t, + public device_isa8_card_interface +{ +public: + ne1000_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock); + virtual machine_config_constructor device_mconfig_additions() const; + virtual ioport_constructor device_input_ports() const; + + void ne1000_irq_w(int state); + DECLARE_READ8_MEMBER(ne1000_mem_read); + DECLARE_WRITE8_MEMBER(ne1000_mem_write); + DECLARE_READ8_MEMBER(ne1000_port_r); + DECLARE_WRITE8_MEMBER(ne1000_port_w); +protected: + virtual void device_start(); + virtual void device_reset(); +private: + required_device<dp8390d_device> m_dp8390; + UINT8 m_irq; + UINT8 m_board_ram[8*1024]; + UINT8 m_prom[16]; +}; + +extern const device_type NE1000; + +#endif |