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- Explore the concept of memory-mapped I/O (MMIO) in embedded systems and its relationship with memory-mapped files.Data that has been saved in memory may be retrieved using one of two unique methods: either sequentially or directly. Both of these methods have their advantages and disadvantages. Why do contemporary equipment that are vital make use of direct access, and what are the benefits of doing so? How can the data that has been written on a device that only supports the sequential access technique be translated in such a manner that it can be read by a device that only supports the direct access method? Both devices only support their respective access techniques.Analyze the trade-offs involved in choosing between ECC (Error-Correcting Code) and non-ECC memory for server systems.
- Describe the challenges and solutions related to address translation in virtual memory systems and its impact on system performance.Data that has been stored in memory may be retrieved in one of two distinct ways: either sequentially or directly. Why do essential modern devices make use of direct access, and what are the advantages of doing so? How can the data that has been written on a device that only supports the sequential access technique be translated in such a way that it can be read by a device that only supports the direct access method?It is also utilised as an overflow location for the implementation of programmes, such the ones that are listed below: The hard disc, CD-ROM, CMOS, and ROM are the components that make up the whole. They are arranged in that specific order.
- Give a detailed description of three pros and three cons of paging for memory management.Draw a generic Computer system block diagram showing the top level connectivity of a Processer/Cache/Main Memory architecture with buses and /O modules such as eMMC (Embedded MultiMedia Card) Flash Memory or SSD (Solid State Drive) or HDD (Hard Disk Drive).When designing a new computer system, is it better to have a large or a small TLB (translation look aside buffer)? For example, what are the pros of a high capacity / large TLB, and what are the cons?