| 摘要 |
PROBLEM TO BE SOLVED: To prevent a user from being extremely influenced by an inappropriate restoration processing for a fault. SOLUTION: Address indexes are allocated to respective addresses in 1st and 2nd address spaces in accordance with importance for continuing the normal operation of a system, the addresses of access destinations of a microprocessor built in a central processing unit(CPU) are stored in an address storing means, and when a fault occurs, the address of an access destination is read out from the address storing means and each fault restoring operation is executed differently at least in accordance with the address index of the address. |
