| 摘要 |
PROBLEM TO BE SOLVED: To increase the load on a disk drive by providing a common memory part 2 with information for exclusively controlling a device, and performing exclusive control over the tested device by a diagnostic program and performing unique device exclusive control different from an OS. SOLUTION: The common memory part 2 is provided with a device exclusive management table 201 containing the information for exclusively managing and controlling the device. Common memory acquisition parts 102 of diagnostic programs 1A and 1B acquire the device exclusive management table 201 at the common memory part 2 and common memory exclusive control parts 101 when updating and referring to the common memory exclusively control the common memory so that common memory will not be updated by other programs. Device acquisition parts 104 registers the exclusive control information in the device exclusive management table 201 so that other programs can not access the device. The common memory exclusive control parts 101 call the exclusive control process of the common memory of the OS. |
