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    • 3. 发明授权
    • Information processing apparatus with address extension function
    • 具有地址扩展功能的信息处理设备
    • US5426751A
    • 1995-06-20
    • US153612
    • 1993-11-17
    • Hideo Sawamoto
    • Hideo Sawamoto
    • G06F9/34G06F12/02G06F12/06G06F12/10G06F12/00
    • G06F12/1036G06F12/0292
    • An information processing apparatus with an address extension function includes a set of address adders for performing address addition with respect to a first fraction of an address for an instruction and/or a data, which fraction corresponds to the not extended bit portion of the address, and a set of domain registers for storing a second fraction of the address for an instruction or an operand, which fraction corresponds to the extended bit portion of the address. If address extension is not made, address translation into a real address is performed using a virtual address obtained through addition operation by the address adder and in accordance with a conventional not address extended program. If address extension is made, address translation into a real address is performed using a virtual address obtained by concatinating the addition result by the address adder with the content of the domain register.
    • 具有地址扩展功能的信息处理装置包括一组地址加法器,用于相对于指令的地址的第一部分和/或数据执行地址相加,该部分对应于地址的未扩展位部分, 以及用于存储用于指令或操作数的地址的第二部分的一组域寄存器,该部分对应于地址的扩展位部分。 如果不进行地址扩展,则使用通过地址加法器的加法运算获得的虚拟地址,并根据常规的非地址扩展程序来执行地址转换为实际地址。 如果进行地址扩展,则使用通过地址加法器将相加结果与域寄存器的内容相加而获得的虚拟地址来执行地址转换为实际地址。
    • 5. 发明授权
    • Invalidation of entries in a translation table by providing the machine
a unique identification thereby disallowing a match and rendering the
entries invalid
    • 通过为机器提供唯一的标识,从而不允许匹配并使条目无效,使转换表中条目无效
    • US5317710A
    • 1994-05-31
    • US681446
    • 1991-04-03
    • Mari AraHideo SawamotoRyo Yamagata
    • Mari AraHideo SawamotoRyo Yamagata
    • G06F9/46G06F12/10G06F12/02G06F7/04
    • G06F12/1036
    • A virtual computer system having a translation lookaside buffer which converts a virtual address to a real address comprises a register (VMNR) for storing the identification number (VMID) of a currently running virtual machine, the translation lookaside buffer having a bit for holding the VMID and a comparison circuit which compares the VMID held in the bit with the VMID provided by the VMNR and predicates the success of conversion from a virtual address to a real address on the basis of a matching result of comparison, a management table for holding data indicative of VMIDs used to define virtual machines which have run up to the current time point, and a control circuit which, when an invalidation command for the translation lookaside buffer is issued during a run of a virtual machine, selects an unused VMID as first information for defining the running virtual machine on the basis of the contents of the management table and sets the selected VMID in the VMNR.
    • 具有将虚拟地址转换为实际地址的翻译后备缓冲器的虚拟计算机系统包括用于存储当前正在运行的虚拟机的标识号(VMID)的寄存器(VMNR),具有用于保存VMID的位的转换后备缓冲器 以及比较电路,其将保持在该比特中的VMID与由VMNR提供的VMID进行比较,并且基于比较的匹配结果来确定从虚拟地址到真实地址的转换的成功;用于保存数据的管理表 用于定义已经运行到当前时间点的虚拟机的VMID;以及控制电路,当在虚拟机的运行期间发出用于翻译后备缓冲器的无效命令时,选择未使用的VMID作为第一信息, 根据管理表的内容定义正在运行的虚拟机,并在VMNR中设置选定的VMID。
    • 7. 发明授权
    • Information processing system using domain table address extension for
address translation without software modification
    • 信息处理系统使用域表地址扩展进行地址转换,无需软件修改
    • US5023777A
    • 1991-06-11
    • US252815
    • 1988-10-03
    • Hideo Sawamoto
    • Hideo Sawamoto
    • G06F9/34G06F12/02G06F12/06G06F12/10
    • G06F12/1036G06F12/0292
    • An information processing apparatus with an address extension function includes a set of address adders for performing address addition with respect to a first fraction of an address for an instruction and/or a data, which fraction corresponds to the not extended bit portion of the address, and a set of domain registers for storing a second fraction of the address for an instruction or an operand, which fraction corresponds to the extended bit portion of the address. If address extension is not made, address translation into a real address is performed using a virtual address obtained through addition operation by the address adder and in accordance with a conventional not address extended program. If address extension is made, address translation into a real address is performed using a virtual address obtained by concatinating the addition result by the address adder with the content of the domain register.
    • 具有地址扩展功能的信息处理装置包括一组地址加法器,用于相对于指令的地址的第一部分和/或数据执行地址相加,该部分对应于地址的未扩展位部分, 以及用于存储用于指令或操作数的地址的第二部分的一组域寄存器,该部分对应于地址的扩展位部分。 如果不进行地址扩展,则使用通过地址加法器的加法运算获得的虚拟地址,并根据常规的非地址扩展程序来执行地址转换为实际地址。 如果进行地址扩展,则使用通过地址加法器将相加结果与域寄存器的内容相加而获得的虚拟地址来执行地址转换为实际地址。
    • 8. 发明授权
    • Command controlled multi-storage space protection key pretesting system
permitting access regardless of test result if selected key is
predetermined value
    • 命令控制的多存储空间保护密钥预测试系统允许访问,不管测试结果如果选择的密钥是预定值
    • US4999770A
    • 1991-03-12
    • US84092
    • 1987-08-11
    • Mari AraHideo SawamotoKaname Imai
    • Mari AraHideo SawamotoKaname Imai
    • G06F12/10G06F12/14
    • G06F12/1475
    • A multi-address space control for use in a information processing system includes accessing a plurality of address spaces produced by different address translation table based on a selection command for a plurality of first address registers, and comparing a program status word key with a main storage key in a main storage to protect the main storage. The multi-address space control between different address spaces includes a PSW key register for holding the program status word key, a work access key register capable of arbitrarily designating an access key in accordance with a data transfer instruction, access apparatus for allowing an access to the main storage irrespective of the value of a main storage key when the value of the key selected by a selector as an access key from the work access key register and the PSW key register is a predetermined value, and setting apparatus for accessing the different address spaces by changing-over the plurality of leading address registers and the work access key register and PSW register, detecting an access exception, and setting the predetermined value in the work access key register to judge the work access key as an access key if an access exception is not detected.
    • 用于信息处理系统的多地址空间控制包括基于多个第一地址寄存器的选择命令访问由不同的地址转换表产生的多个地址空间,以及将程序状态字键与主存储器 键入主存储以保护主存储。 不同地址空间之间的多地址空间控制包括用于保存程序状态字键的PSW密钥寄存器,能够根据数据传送指令任意指定访问密钥的工作访问密钥寄存器,用于允许访问 当从由工作访问键寄存器和PSW密钥寄存器作为访问键的选择器选择的密钥的值是预定值时,与主存储密钥的值无关的主存储器,以及用于访问不同地址的设置设备 通过切换多个前导地址寄存器和工作访问密钥寄存器和PSW寄存器,检测访问异常,并且将工作访问密钥寄存器中的预定值设置为将访问密钥判断为访问密钥,如果访问 未检测到异常。