Many devices have configuration registers to which the BIOS can write reasonable or correct values, based on Settings located in the system's writeable memory.
很多设备都有配置寄存器，BIOS可以基于系统可写内存中的设置向其中写入合理或正确的值。
Realize the interface between PCI9054 and the PCI bus, including the bus arbitration, read and write of the registers, the configuration of the EEPROM, the DMA transfer, interrupt response and so on.
实现PCI9054与计算机PCI总线的接口，包括总线仲裁，寄存器读写操作，EEPROM的配置和下载，DMA传输，中断响应等功能。
Realize the interface between PCI9054 and the PCI bus, including the bus arbitration, read and write of the registers, the configuration of the EEPROM, the DMA transfer, interrupt response and so on.
实现PCI9054与计算机PCI总线的接口，包括总线仲裁，寄存器读写操作，EEPROM的配置和下载，DMA传输，中断响应等功能。
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