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bus/msx/cart/hbi55.cpp: Updated for core interface changes.

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This commit is contained in:
Vas Crabb 2023-04-18 04:05:15 +10:00
parent 9ffd85dd7d
commit bb1cf9aa1f
1 changed files with 20 additions and 19 deletions
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39
src/devices/bus/msx/cart/hbi55.cpp
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@ -3,25 +3,32 @@
#include "emu.h"
#include "hbi55.h"
#include "imagedev/memcard.h"
#include "machine/i8255.h"
#include <memory>
#include <string>
#include <system_error>
#include <utility>
namespace {
/*
Emulation of Sony HBI-55 and Yamaha UDC-01 data cartridges.
Internally these two data cartridges are the same.
In theory these battery backed ram cartridges could use up to 8 x 2KB sram
chips but only cartridges using 2 2KB sram chips were produced.
In theory these battery-backed RAM cartridges could use up to 8 x 2KB SRAM
chips but only cartridges using 2 2KB SRAM chips were produced.
*/
class msx_cart_hbi55_device : public device_t, public msx_cart_interface, public device_image_interface
class msx_cart_hbi55_device : public device_t, public msx_cart_interface, public device_memcard_image_interface
{
public:
msx_cart_hbi55_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock)
: device_t(mconfig, MSX_CART_HBI55, tag, owner, clock)
, msx_cart_interface(mconfig, *this)
, device_image_interface(mconfig, *this)
, device_memcard_image_interface(mconfig, *this)
, m_i8255(*this, "i8255")
, m_address(0)
, m_ce(false)
@ -33,16 +40,10 @@ protected:
virtual void device_add_mconfig(machine_config &config) override;
virtual void device_start() override;
virtual void device_reset() override;
virtual bool is_readable() const noexcept override { return true; }
virtual bool is_writeable() const noexcept override { return true; }
virtual bool is_creatable() const noexcept override { return true; }
virtual bool is_reset_on_load() const noexcept override { return false; }
virtual bool support_command_line_image_creation() const noexcept override { return true; }
virtual char const *file_extensions() const noexcept override { return "bin"; }
virtual const char *image_type_name() const noexcept override { return "sramcard"; }
virtual const char *image_brief_type_name() const noexcept override { return "sram"; }
virtual image_init_result call_create(int format_type, util::option_resolution *format_options) override;
virtual image_init_result call_load() override;
virtual std::pair<std::error_condition, std::string> call_create(int format_type, util::option_resolution *format_options) override;
virtual std::pair<std::error_condition, std::string> call_load() override;
virtual void call_unload() override;
private:
@ -63,15 +64,15 @@ private:
u8 m_last_c;
};
image_init_result msx_cart_hbi55_device::call_load()
std::pair<std::error_condition, std::string> msx_cart_hbi55_device::call_load()
{
if (length() != SRAM_SIZE)
return image_init_result::FAIL;
return std::make_pair(image_error::INVALIDLENGTH, std::string());
if (fread(m_sram.get(), SRAM_SIZE) != SRAM_SIZE)
return image_init_result::FAIL;
return std::make_pair(std::errc::io_error, std::string());
return image_init_result::PASS;
return std::make_pair(std::error_condition(), std::string());
}
void msx_cart_hbi55_device::call_unload()
@ -84,14 +85,14 @@ void msx_cart_hbi55_device::call_unload()
clear_sram();
}
image_init_result msx_cart_hbi55_device::call_create(int format_type, util::option_resolution *format_options)
std::pair<std::error_condition, std::string> msx_cart_hbi55_device::call_create(int format_type, util::option_resolution *format_options)
{
clear_sram();
if (fwrite(m_sram.get(), SRAM_SIZE) != SRAM_SIZE)
return image_init_result::FAIL;
return std::make_pair(std::errc::io_error, std::string());
return image_init_result::PASS;
return std::make_pair(std::error_condition(), std::string());
}
void msx_cart_hbi55_device::device_add_mconfig(machine_config &config)