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Diffstat (limited to 'src/devices/bus/c64/dqbb.h')
-rw-r--r--src/devices/bus/c64/dqbb.h13
1 files changed, 6 insertions, 7 deletions
diff --git a/src/devices/bus/c64/dqbb.h b/src/devices/bus/c64/dqbb.h
index aaa8c0e1bf4..35a18f7e344 100644
--- a/src/devices/bus/c64/dqbb.h
+++ b/src/devices/bus/c64/dqbb.h
@@ -13,7 +13,6 @@
#include "exp.h"
-#include "machine/nvram.h"
@@ -32,16 +31,16 @@ public:
c64_dqbb_cartridge_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;
virtual void device_reset() 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_c64_expansion_card_interface overrides
+ // device_c64_expansion_card_interface implementation
virtual uint8_t c64_cd_r(offs_t offset, uint8_t data, int sphi2, int ba, int roml, int romh, int io1, int io2) override;
virtual void c64_cd_w(offs_t offset, uint8_t data, int sphi2, int ba, int roml, int romh, int io1, int io2) override;