Chipset feature detection and configuration by an I/O device
    9.
    发明授权
    Chipset feature detection and configuration by an I/O device 有权
    芯片组特征检测和I / O设备配置

    公开(公告)号:US07363393B2

    公开(公告)日:2008-04-22

    申请号:US10750060

    申请日:2003-12-30

    IPC分类号: G06F3/00

    CPC分类号: G06F13/4027

    摘要: Apparatus and method for a first device to query a second device for the availability of a hardware feature within the second device, and for the second to receive and analyze the query to determine whether or not to respond, depending on the version of hardware feature sought, a code identifying a vendor, etc., and responding with a reply providing an indication of availability of the hardware feature and/or an address at which the hardware feature may be accessed, if the determination is made to reply.

    摘要翻译: 用于第一设备的第二设备查询第二设备内的硬件特征的可用性的装置和方法,以及第二设备接收和分析查询以确定是否响应,取决于所寻求的硬件特征的版本 ,识别供应商等的代码,并且如果确定作出回复,则响应提供硬件特征的可用性的指示和/或可以访问硬件特征的地址。

    Readdressable virtual DMA control and status registers
    10.
    发明授权
    Readdressable virtual DMA control and status registers 有权
    可追溯的虚拟DMA控制和状态寄存器

    公开(公告)号:US07120708B2

    公开(公告)日:2006-10-10

    申请号:US10610660

    申请日:2003-06-30

    IPC分类号: G06F13/28

    CPC分类号: G06F13/28

    摘要: Apparatus and method for carrying out a DMA transfer wherein an address is written into a DMA register of a DMA controller specifying a memory location within a memory device at which either the parameters for a transfer of a block of data are provided or the status of the transfer of a block of data is to be written by the DMA controller.

    摘要翻译: 用于执行DMA传输的装置和方法,其中地址被写入DMA控制器的DMA寄存器,该DMA控制器指定存储器设备内的存储器位置,在存储器设备内提供用于传送数据块的参数或者 数据块的传送由DMA控制器写入。