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Diffstat (limited to 'src/devices/bus/pofo/ram.h')
-rw-r--r--src/devices/bus/pofo/ram.h15
1 files changed, 8 insertions, 7 deletions
diff --git a/src/devices/bus/pofo/ram.h b/src/devices/bus/pofo/ram.h
index 2c19f807816..0332d201fb9 100644
--- a/src/devices/bus/pofo/ram.h
+++ b/src/devices/bus/pofo/ram.h
@@ -12,7 +12,6 @@
#pragma once
#include "ccm.h"
-#include "machine/nvram.h"
@@ -31,19 +30,21 @@ public:
portfolio_ram_card_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
protected:
- // device-level overrides
+ // device_t implementation
virtual void device_start() override;
- // device_nvram_interface overrides
- virtual void nvram_default() override { }
- virtual void nvram_read(emu_file &file) override { if (m_nvram != nullptr) { file.read(m_nvram, m_nvram.bytes()); } }
- virtual void nvram_write(emu_file &file) override { if (m_nvram != nullptr) { file.write(m_nvram, m_nvram.bytes()); } }
+ // device_nvram_interface implementation
+ virtual void nvram_default() override;
+ virtual bool nvram_read(util::read_stream &file) override;
+ virtual bool nvram_write(util::write_stream &file) override;
- // device_portfolio_memory_card_slot_interface overrides
+ // device_portfolio_memory_card_slot_interface implementation
virtual bool cdet() override { return 0; }
virtual uint8_t nrdi_r(offs_t offset) override;
virtual void nwri_w(offs_t offset, uint8_t data) override;
+
+ memory_share_creator<uint8_t> m_nvram;
};