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author angelosa <lordkale4@gmail.com>2024-03-03 01:07:59 +0100
committer angelosa <lordkale4@gmail.com>2024-03-03 01:08:02 +0100
commit66ca98948821ceb79303bdf9036cfb83f7f47acc (patch)
tree7d9006ee065a3add71b55b0a678e10559e6c0c89 /src/devices/machine/w83787f.h
parent780764ae7a439a6a6f4aa0410609c2297ecaacb3 (diff)
pc/pcipc_sis: preliminary W83787F Super I/O core;
machine/sis85c496: add ISA irq pins;
Diffstat (limited to 'src/devices/machine/w83787f.h')
-rw-r--r--src/devices/machine/w83787f.h95
1 files changed, 95 insertions, 0 deletions
diff --git a/src/devices/machine/w83787f.h b/src/devices/machine/w83787f.h
new file mode 100644
index 00000000000..3fa9e6e4b8c
--- /dev/null
+++ b/src/devices/machine/w83787f.h
@@ -0,0 +1,95 @@
+// license:BSD-3-Clause
+// copyright-holders: Angelo Salese
+
+#ifndef MAME_MACHINE_W83787F_H
+#define MAME_MACHINE_W83787F_H
+
+#pragma once
+
+#include "bus/isa/isa.h"
+#include "machine/ins8250.h"
+#include "machine/pc_lpt.h"
+
+class w83787f_device : public device_t,
+ public device_isa16_card_interface,
+ public device_memory_interface
+{
+public:
+ w83787f_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
+ ~w83787f_device() {}
+
+ void remap(int space_id, offs_t start, offs_t end) override;
+
+// auto gp20_reset() { return m_gp20_reset_callback.bind(); }
+// auto gp25_gatea20() { return m_gp25_gatea20_callback.bind(); }
+ auto irq1() { return m_irq1_callback.bind(); }
+ auto irq8() { return m_irq8_callback.bind(); }
+ auto irq9() { return m_irq9_callback.bind(); }
+ auto txd1() { return m_txd1_callback.bind(); }
+ auto ndtr1() { return m_ndtr1_callback.bind(); }
+ auto nrts1() { return m_nrts1_callback.bind(); }
+ auto txd2() { return m_txd2_callback.bind(); }
+ auto ndtr2() { return m_ndtr2_callback.bind(); }
+ auto nrts2() { return m_nrts2_callback.bind(); }
+
+ void rxd1_w(int state);
+ void ndcd1_w(int state);
+ void ndsr1_w(int state);
+ void nri1_w(int state);
+ void ncts1_w(int state);
+ void rxd2_w(int state);
+ void ndcd2_w(int state);
+ void ndsr2_w(int state);
+ void nri2_w(int state);
+ void ncts2_w(int state);
+
+protected:
+ virtual void device_start() override;
+ virtual void device_reset() override;
+
+ virtual space_config_vector memory_space_config() const override;
+ virtual void device_add_mconfig(machine_config &config) override;
+
+private:
+ const address_space_config m_space_config;
+
+ required_device_array<ns16550_device, 2> m_pc_com;
+ required_device<pc_lpt_device> m_pc_lpt;
+
+ devcb_write_line m_irq1_callback;
+ devcb_write_line m_irq8_callback;
+ devcb_write_line m_irq9_callback;
+ devcb_write_line m_txd1_callback;
+ devcb_write_line m_ndtr1_callback;
+ devcb_write_line m_nrts1_callback;
+ devcb_write_line m_txd2_callback;
+ devcb_write_line m_ndtr2_callback;
+ devcb_write_line m_nrts2_callback;
+
+ void request_irq(int irq, int state);
+
+ u8 read(offs_t offset);
+ void write(offs_t offset, u8 data);
+
+ void config_map(address_map &map);
+
+ void irq_parallel_w(int state);
+
+ void irq_serial1_w(int state);
+ void txd_serial1_w(int state);
+ void dtr_serial1_w(int state);
+ void rts_serial1_w(int state);
+ void irq_serial2_w(int state);
+ void txd_serial2_w(int state);
+ void dtr_serial2_w(int state);
+ void rts_serial2_w(int state);
+
+ u8 m_index = 0;
+
+ bool m_locked_state = true;
+ u8 m_cr1 = 0;
+};
+
+DECLARE_DEVICE_TYPE(W83787F, w83787f_device);
+
+#endif // MAME_MACHINE_W83787F_H