| 摘要 |
A computer system and method are provided, which comprise a normal mode for performing its work in a normal and regular manner and a standby mode being progressed to a power saving mode after storing information about the state of the work in process in a memory, the computer system comprising a power management controller for generating a control signal with respect to the normal mode and the standby mode and storing the power mode information about the respective modes; a power supply part for supplying a normal power at the normal mode and a standby power at the standby mode, depending upon the control signal of the power management controller; a standby mode storing portion storing information of identifying the standby mode when the mode of the system is shifted to the standby mode; and a controller for determining whether the standby mode identification information exists in the standby mode storing portion in case that the power mode information of the power management controller indicates the standby mode during the rebooting operation, and performing a normal booting in case that no standby mode identification information exists in the standby mode storing portion. With this configuration, where power is cut-off for the computer system, and then re-supplied thereto, a stable booting operation can be performed.
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