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< void readBlob(Addr addr, uint8_t *p, int size) const override;
< void writeBlob(Addr addr, const uint8_t *p, int size) const override;
< void memsetBlob(Addr addr, uint8_t val, int size) const override;
---
> bool tryReadBlob(Addr addr, uint8_t *p, int size) const override;
> bool tryWriteBlob(Addr addr, const uint8_t *p, int size) const override;
> bool tryMemsetBlob(Addr addr, uint8_t val, int size) const override;