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Diffstat (limited to 'src/devices/bus/a7800/a78_slot.h')
-rw-r--r--src/devices/bus/a7800/a78_slot.h40
1 files changed, 15 insertions, 25 deletions
diff --git a/src/devices/bus/a7800/a78_slot.h b/src/devices/bus/a7800/a78_slot.h
index 9cd5971f6f6..9f9b8126c82 100644
--- a/src/devices/bus/a7800/a78_slot.h
+++ b/src/devices/bus/a7800/a78_slot.h
@@ -5,15 +5,13 @@
#pragma once
-#include "softlist_dev.h"
+#include "imagedev/cartrom.h"
/***************************************************************************
TYPE DEFINITIONS
***************************************************************************/
-#define A78SLOT_ROM_REGION_TAG ":cart:rom"
-
/* PCB */
enum
{
@@ -58,7 +56,7 @@ public:
virtual void write_30xx(offs_t offset, uint8_t data) {}
virtual void write_40xx(offs_t offset, uint8_t data) {}
- void rom_alloc(uint32_t size, const char *tag);
+ void rom_alloc(uint32_t size);
void ram_alloc(uint32_t size);
void nvram_alloc(uint32_t size);
uint8_t* get_rom_base() { return m_rom; }
@@ -85,41 +83,36 @@ protected:
// ======================> a78_cart_slot_device
class a78_cart_slot_device : public device_t,
- public device_image_interface,
+ public device_cartrom_image_interface,
public device_slot_interface
{
public:
// construction/destruction
template <typename T>
- a78_cart_slot_device(machine_config const &mconfig, char const *tag, device_t *owner, T &&opts, char const *dflt)
- : a78_cart_slot_device(mconfig, tag, owner, (uint32_t)0)
+ a78_cart_slot_device(machine_config const &mconfig, char const *tag, device_t *owner, uint32_t clock, T &&opts, char const *dflt)
+ : a78_cart_slot_device(mconfig, tag, owner, clock)
{
option_reset();
opts(*this);
set_default_option(dflt);
set_fixed(false);
}
- a78_cart_slot_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock = 0);
+ a78_cart_slot_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
virtual ~a78_cart_slot_device();
- // image-level overrides
- virtual image_init_result call_load() override;
+ // device_image_interface implementation
+ virtual std::pair<std::error_condition, std::string> call_load() override;
virtual void call_unload() 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 "a7800_cart"; }
virtual const char *file_extensions() const noexcept override { return "a78"; }
virtual u32 unhashed_header_length() const noexcept override { return 128; }
- // slot interface overrides
+ // device_slot_interface implementation
virtual std::string get_default_card_software(get_default_card_software_hook &hook) const override;
- int get_cart_type() { return m_type; };
+ int get_cart_type() { return m_type; }
bool has_cart() { return m_cart != nullptr; }
// reading and writing
@@ -133,18 +126,15 @@ public:
void write_40xx(offs_t offset, uint8_t data);
private:
- // device-level overrides
+ // device_t implementation
virtual void device_start() override;
- // device_image_interface implementation
- virtual const software_list_loader &get_software_list_loader() const override { return rom_software_list_loader::instance(); }
+ std::pair<std::error_condition, std::string> verify_header(const uint8_t *header);
+ int validate_header(int head, bool log) const;
+ void internal_header_logging(const uint8_t *header, uint32_t len);
- device_a78_cart_interface* m_cart;
+ device_a78_cart_interface *m_cart;
int m_type;
-
- image_verify_result verify_header(char *header);
- int validate_header(int head, bool log) const;
- void internal_header_logging(uint8_t *header, uint32_t len);
};