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Diffstat (limited to 'src/devices/bus/coco/cococart.h')
-rw-r--r--src/devices/bus/coco/cococart.h29
1 files changed, 14 insertions, 15 deletions
diff --git a/src/devices/bus/coco/cococart.h b/src/devices/bus/coco/cococart.h
index 26c17a93e36..3056bfeed62 100644
--- a/src/devices/bus/coco/cococart.h
+++ b/src/devices/bus/coco/cococart.h
@@ -13,7 +13,7 @@
#pragma once
-#include "softlist_dev.h"
+#include "imagedev/cartrom.h"
/***************************************************************************
@@ -31,7 +31,7 @@ class device_cococart_interface;
class cococart_slot_device final : public device_t,
public device_single_card_slot_interface<device_cococart_interface>,
- public device_image_interface
+ public device_cartrom_image_interface
{
public:
// output lines on the CoCo cartridge slot
@@ -67,25 +67,17 @@ public:
auto nmi_callback() { return m_nmi_callback.bind(); }
auto halt_callback() { return m_halt_callback.bind(); }
- // device-level overrides
+ // device_t implementation
virtual void device_start() override;
- virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) override;
- // image-level overrides
- virtual image_init_result call_load() override;
- virtual const software_list_loader &get_software_list_loader() const override { return rom_software_list_loader::instance(); }
+ // device_image_interface implementation
+ virtual std::pair<std::error_condition, std::string> call_load() override;
- virtual iodevice_t image_type() const noexcept override { return IO_CARTSLOT; }
-
- virtual bool is_readable() const noexcept override { return true; }
- virtual bool is_writeable() const noexcept override { return false; }
- virtual bool is_creatable() const noexcept override { return false; }
- virtual bool must_be_loaded() const noexcept override { return false; }
virtual bool is_reset_on_load() const noexcept override { return true; }
virtual const char *image_interface() const noexcept override { return "coco_cart"; }
virtual const char *file_extensions() const noexcept override { return "ccc,rom"; }
- // slot interface overrides
+ // device_slot_interface implementation
virtual std::string get_default_card_software(get_default_card_software_hook &hook) const override;
// reading and writing to $C000-$FFEF
@@ -128,10 +120,12 @@ private:
coco_cartridge_line m_cart_line;
coco_cartridge_line m_nmi_line;
coco_cartridge_line m_halt_line;
+
public:
devcb_write_line m_cart_callback;
devcb_write_line m_nmi_callback;
devcb_write_line m_halt_callback;
+
private:
// cartridge
device_cococart_interface *m_cart;
@@ -140,6 +134,11 @@ private:
void set_line(line ln, coco_cartridge_line &line, line_value value);
void set_line_timer(coco_cartridge_line &line, line_value value);
void twiddle_line_if_q(coco_cartridge_line &line);
+
+ TIMER_CALLBACK_MEMBER(cart_line_timer_tick);
+ TIMER_CALLBACK_MEMBER(nmi_line_timer_tick);
+ TIMER_CALLBACK_MEMBER(halt_line_timer_tick);
+
public:
static const char *line_value_string(line_value value);
};
@@ -222,7 +221,7 @@ protected:
private:
cococart_base_update_delegate m_update;
- cococart_slot_device * m_owning_slot;
+ cococart_slot_device * const m_owning_slot;
device_cococart_host_interface * m_host;
};