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author Robbbert <pac0446@bigpond.net.au>2015-08-02 13:41:31 +1000
committer Robbbert <pac0446@bigpond.net.au>2015-08-02 13:41:31 +1000
commit465878ee75464d12302938d8a329322ea05df8bb (patch)
treeb866acbd53e792e4e80d5d72b3613c34b5f9c926 /src/mess/includes
parentacb2ccce5f47d28ff20e6ea1d53d1b1bb358faff (diff)
New mostly-working system: SME Systems Aussie Byte SBC [Robbbert]
Diffstat (limited to 'src/mess/includes')
-rw-r--r--src/mess/includes/aussiebyte.h127
1 files changed, 127 insertions, 0 deletions
diff --git a/src/mess/includes/aussiebyte.h b/src/mess/includes/aussiebyte.h
new file mode 100644
index 00000000000..80dc6567ae5
--- /dev/null
+++ b/src/mess/includes/aussiebyte.h
@@ -0,0 +1,127 @@
+// license:BSD-3-Clause
+// copyright-holders:Robbbert
+
+/***********************************************************
+
+ Includes
+
+************************************************************/
+#include "emu.h"
+#include "cpu/z80/z80.h"
+#include "cpu/z80/z80daisy.h"
+#include "machine/z80ctc.h"
+#include "machine/z80pio.h"
+#include "machine/z80dart.h"
+#include "machine/z80dma.h"
+#include "bus/centronics/ctronics.h"
+#include "sound/speaker.h"
+#include "sound/votrax.h"
+#include "video/mc6845.h"
+#include "bus/rs232/rs232.h"
+#include "machine/wd_fdc.h"
+#include "machine/msm5832.h"
+
+
+/***********************************************************
+
+ Class
+
+************************************************************/
+class aussiebyte_state : public driver_device
+{
+public:
+ aussiebyte_state(const machine_config &mconfig, device_type type, const char *tag)
+ : driver_device(mconfig, type, tag)
+ , m_palette(*this, "palette")
+ , m_maincpu(*this, "maincpu")
+ , m_ctc(*this, "ctc")
+ , m_dma(*this, "dma")
+ , m_pio1(*this, "pio1")
+ , m_pio2(*this, "pio2")
+ , m_sio1(*this, "sio1")
+ , m_sio2(*this, "sio2")
+ , m_centronics(*this, "centronics")
+ , m_rs232(*this, "rs232")
+ , m_fdc(*this, "fdc")
+ , m_floppy0(*this, "fdc:0")
+ , m_floppy1(*this, "fdc:1")
+ , m_crtc(*this, "crtc")
+ , m_speaker(*this, "speaker")
+ , m_votrax(*this, "votrax")
+ {}
+
+ DECLARE_READ8_MEMBER(memory_read_byte);
+ DECLARE_WRITE8_MEMBER(memory_write_byte);
+ DECLARE_READ8_MEMBER(io_read_byte);
+ DECLARE_WRITE8_MEMBER(io_write_byte);
+ DECLARE_WRITE_LINE_MEMBER(write_centronics_busy);
+ DECLARE_WRITE8_MEMBER(port15_w);
+ DECLARE_WRITE8_MEMBER(port16_w);
+ DECLARE_WRITE8_MEMBER(port17_w);
+ DECLARE_WRITE8_MEMBER(port18_w);
+ DECLARE_READ8_MEMBER(port19_r);
+ DECLARE_WRITE8_MEMBER(port1a_w);
+ DECLARE_WRITE8_MEMBER(port1b_w);
+ DECLARE_WRITE8_MEMBER(port1c_w);
+ DECLARE_WRITE8_MEMBER(port20_w);
+ DECLARE_READ8_MEMBER(port28_r);
+ DECLARE_READ8_MEMBER(port33_r);
+ DECLARE_WRITE8_MEMBER(port34_w);
+ DECLARE_WRITE8_MEMBER(port35_w);
+ DECLARE_READ8_MEMBER(port36_r);
+ DECLARE_READ8_MEMBER(port37_r);
+ DECLARE_WRITE_LINE_MEMBER(fdc_intrq_w);
+ DECLARE_WRITE_LINE_MEMBER(fdc_drq_w);
+ DECLARE_WRITE_LINE_MEMBER(busreq_w);
+ DECLARE_WRITE_LINE_MEMBER(votrax_w);
+ DECLARE_WRITE_LINE_MEMBER(sio1_rdya_w);
+ DECLARE_WRITE_LINE_MEMBER(sio1_rdyb_w);
+ DECLARE_WRITE_LINE_MEMBER(sio2_rdya_w);
+ DECLARE_WRITE_LINE_MEMBER(sio2_rdyb_w);
+ DECLARE_MACHINE_RESET(aussiebyte);
+ DECLARE_DRIVER_INIT(aussiebyte);
+ TIMER_DEVICE_CALLBACK_MEMBER(ctc_tick);
+ DECLARE_WRITE_LINE_MEMBER(ctc_z0_w);
+ DECLARE_WRITE_LINE_MEMBER(ctc_z1_w);
+ DECLARE_WRITE_LINE_MEMBER(ctc_z2_w);
+ DECLARE_WRITE8_MEMBER(address_w);
+ DECLARE_WRITE8_MEMBER(register_w);
+ MC6845_UPDATE_ROW(crtc_update_row);
+ MC6845_ON_UPDATE_ADDR_CHANGED(crtc_update_addr);
+ int m_centronics_busy;
+ required_device<palette_device> m_palette;
+
+private:
+ UINT8 crt8002(UINT8 ac_ra, UINT8 ac_chr, UINT8 ac_attr, UINT16 ac_cnt, bool ac_curs);
+ bool m_port15; // rom switched in (0), out (1)
+ UINT8 m_port17;
+ UINT8 m_port17_rdy;
+ UINT8 m_port19;
+ UINT8 m_port1a; // bank to switch to when write to port 15 happens
+ UINT8 m_port28;
+ UINT8 m_port34;
+ UINT8 m_port35; // byte to be written to vram or aram
+ UINT8 m_video_index;
+ UINT16 m_cnt;
+ UINT8 *m_p_videoram;
+ UINT8 *m_p_attribram;
+ const UINT8 *m_p_chargen;
+ UINT16 m_alpha_address;
+ UINT16 m_graph_address;
+ required_device<cpu_device> m_maincpu;
+ required_device<z80ctc_device> m_ctc;
+ required_device<z80dma_device> m_dma;
+ required_device<z80pio_device> m_pio1;
+ required_device<z80pio_device> m_pio2;
+ required_device<z80sio0_device> m_sio1;
+ required_device<z80sio0_device> m_sio2;
+ required_device<centronics_device> m_centronics;
+ required_device<rs232_port_device> m_rs232;
+ required_device<wd2797_t> m_fdc;
+ required_device<floppy_connector> m_floppy0;
+ optional_device<floppy_connector> m_floppy1;
+ required_device<mc6845_device> m_crtc;
+ required_device<speaker_sound_device> m_speaker;
+ required_device<votrax_sc01_device> m_votrax;
+};
+