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pccard_sram: Add 1 MB variant

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This commit is contained in:
Dirk Best 2023-02-26 15:04:03 +01:00
parent 1e4b7f4bac
commit 2eac265eac
3 changed files with 46 additions and 0 deletions
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29
src/devices/machine/pccard_sram.cpp
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@ -21,6 +21,7 @@
// DEVICE DEFINITIONS
//**************************************************************************
DEFINE_DEVICE_TYPE(PCCARD_SRAM_CENTENNIAL_1M, pccard_centennial_sl01m_15_11194_device, "centennial_sl01m_15_11194", "Centennial 1 MB SRAM")
DEFINE_DEVICE_TYPE(PCCARD_SRAM_CENTENNIAL_2M, pccard_centennial_sl02m_15_11194_device, "centennial_sl02m_15_11194", "Centennial 2 MB SRAM")
DEFINE_DEVICE_TYPE(PCCARD_SRAM_CENTENNIAL_4M, pccard_centennial_sl04m_15_11194_device, "centennial_sl04m_15_11194", "Centennial 4 MB SRAM")
@ -158,6 +159,7 @@ void pccard_sram_device::card_inserted(bool state)
Centennial SRAM
SL01M-15-11194: 1 MB SRAM w/ Write Protect - 150 ns Rechargeable Lithium Battery
SL02M-15-11194: 2 MB SRAM w/ Write Protect - 150 ns Rechargeable Lithium Battery
SL04M-15-11194: 4 MB SRAM w/ Write Protect - 150 ns Rechargeable Lithium Battery
@ -233,6 +235,33 @@ void pccard_centennial_sram_device::call_unload()
card_inserted(false);
}
pccard_centennial_sl01m_15_11194_device::pccard_centennial_sl01m_15_11194_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
pccard_centennial_sram_device(mconfig, PCCARD_SRAM_CENTENNIAL_1M, tag, owner, clock)
{
m_memory_space_config = address_space_config("memory", ENDIANNESS_LITTLE, 16, 20, 0, address_map_constructor(FUNC(pccard_centennial_sl01m_15_11194_device::memory_map), this));
m_attribute_space_config = address_space_config("attribute", ENDIANNESS_LITTLE, 16, 14, 0, address_map_constructor(FUNC(pccard_centennial_sl01m_15_11194_device::attribute_map), this));
}
void pccard_centennial_sl01m_15_11194_device::memory_map(address_map &map)
{
map(0x000000, 0x0fffff).ram().share("sram");
}
void pccard_centennial_sl01m_15_11194_device::attribute_map(address_map &map)
{
map(0x00000, 0x03fff).ram().share("eeprom");
}
ROM_START( eeprom_01 )
ROM_REGION(0x2000, "eeprom", 0)
ROM_LOAD("eeprom.bin", 0x0000, 0x2000, BAD_DUMP CRC(2caacff3) SHA1(8141459dccf63a64f4bdf4e2171b0884f2cc390d))
ROM_END
const tiny_rom_entry *pccard_centennial_sl01m_15_11194_device::device_rom_region() const
{
return ROM_NAME( eeprom_01 );
}
pccard_centennial_sl02m_15_11194_device::pccard_centennial_sl02m_15_11194_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
pccard_centennial_sram_device(mconfig, PCCARD_SRAM_CENTENNIAL_2M, tag, owner, clock)
{

16
src/devices/machine/pccard_sram.h
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@ -87,6 +87,21 @@ private:
required_memory_region m_eeprom_default;
};
class pccard_centennial_sl01m_15_11194_device : public pccard_centennial_sram_device
{
public:
// construction/destruction
pccard_centennial_sl01m_15_11194_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock = 0);
protected:
// device_t overrides
virtual const tiny_rom_entry *device_rom_region() const override;
private:
void memory_map(address_map &map);
void attribute_map(address_map &map);
};
class pccard_centennial_sl02m_15_11194_device : public pccard_centennial_sram_device
{
public:
@ -118,6 +133,7 @@ private:
};
// device type definition
DECLARE_DEVICE_TYPE(PCCARD_SRAM_CENTENNIAL_1M, pccard_centennial_sl01m_15_11194_device)
DECLARE_DEVICE_TYPE(PCCARD_SRAM_CENTENNIAL_2M, pccard_centennial_sl02m_15_11194_device)
DECLARE_DEVICE_TYPE(PCCARD_SRAM_CENTENNIAL_4M, pccard_centennial_sl04m_15_11194_device)

1
src/mame/amiga/amiga.cpp
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@ -1624,6 +1624,7 @@ static void amiga_floppies(device_slot_interface &device)
static void pcmcia_devices(device_slot_interface &device)
{
device.option_add("sram_1m", PCCARD_SRAM_CENTENNIAL_1M);
device.option_add("sram_2m", PCCARD_SRAM_CENTENNIAL_2M);
device.option_add("sram_4m", PCCARD_SRAM_CENTENNIAL_4M);
}