CN101238425A - 使用低功率虚拟线程的软件指定的电源性能管理装置和方法 - Google Patents
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- G06F1/26—Power supply means, e.g. regulation thereof
- G06F1/32—Means for saving power
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- G06F9/3885—Concurrent instruction execution, e.g. pipeline or look ahead using a plurality of independent parallel functional units
- G06F9/3888—Concurrent instruction execution, e.g. pipeline or look ahead using a plurality of independent parallel functional units controlled by a single instruction for multiple threads [SIMT] in parallel
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- G06F9/4881—Scheduling strategies for dispatcher, e.g. round robin, multi-level priority queues
- G06F9/4893—Scheduling strategies for dispatcher, e.g. round robin, multi-level priority queues taking into account power or heat criteria
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
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Abstract
Description
信号名 | 方向 | 描述 | ||
PM_gclk | 输入 | 处理器时钟 | ||
PM_gfclk | 输入 | 释放运行的处理器时钟 | ||
PM_greset_pre | 输入 | 使用之前全局复位寄存器 | ||
PM_gscanenable | 输入 | 全局扫描起动 | ||
PM_vpemap[8:0] | 输入 | 将TC分配到VPE | ||
编码 | 意义 | |||
1#0 | TC属于VPE0 | |||
1#1 | TC属于VPE1 | |||
PM_cp0_reg_ex | 输入 | cp0读的寄存器号 | ||
PM_cp0_sel_ex | 输入 | cp0读的寄存器选择 | ||
PM_cp0_rvpe_ex | 输入 | cp0读的VPE选择 | ||
PM_cp0_rtc_ex | 输入 | cp0读的TC选择 | ||
PM_cp0_run_ex | 输入 | 保存PM_cp0_rdata_ms的寄存器的时钟起动 | ||
PM_cp0_rdata_ms | 输出 | cp0读数据。当不选择PM CP0寄存器时对PM_cp0_run_ex控制的保持寄存器的输入应当是零。 | ||
PM_cp0_wr_er | 输入 | CP0寄存器写选通 | ||
PM_cp0_reg_er | 输入 | CP0写的寄存器号 | ||
PM cp0_sel_er | 输入 | cp0写的寄存器选择 | ||
PM_cp0_wvpe_er | 输入 | cp0写的VPE选择 | ||
信号名 | 方向 | 描述 | ||
PM_cp0_wt_er | 输入 | cp0写的TC选择 | ||
PM cp0_wdata_e | 输入 | cp0写数据 | ||
PM_vpe_dm[1:0] | 输入 | 调试模式。用于两个VPE的CP0调试寄存器的DM位。 | ||
PM_vpe_ex[1:0] | 输出 | 异常电平。用于两个VPE的CP0状态寄存器的EXL位。 | ||
PM_vpe_er[1:0] | 输入 | 出错电平。用于两个VPE的CP0状态寄存器的ERL位。 | ||
PM_tc_state_0[2:0] | 输入 | TC0的状态。 | ||
编码 | 意义 | |||
3#000 | 待用 | |||
3#001 | 活动 | |||
3#010 | 退让 | |||
3#011 | 暂停 | |||
3#100 | 挂起 | |||
3#101 | 等待ITC | |||
3#110 | 由于WAIT而等待 | |||
3#111 | 作为SRS使用 | |||
PM_tc_state_1[2:0] | 输入 | TC1的状态。编码见PM_tc_state_0 | ||
PM_tc_state_2[2:0] | 输入 | TC2的状态。编码见PM_tc_state_0 | ||
PM_tc_state_3[2:0] | 输入 | TC3的状态。编码见PM_tc_state_0 | ||
PM_tc_state_4[2:0] | 输入 | TC4的状态。编码见PM_tc_state_0 | ||
PM_tc_state_5[2:0] | 输入 | TC5的状态。编码见PM_tc_state_0 | ||
PM_tc_state_6[2:0] | 输入 | TC6的状态。编码见PM_tc_state_0 |
信号名 | 方向 | 描述 |
PM_tc_state_7[2:0] | 输入 | TC7的状态。编码见PM_tc_state_0 |
PM_tc_state_8[2:0] | 输入 | TC8的状态。编码见PM_tc_state_0 |
PM_tc_ss[8:0] | 输入 | 单步进。用于9个TC的调试寄存器的SSt位。 |
PM_tc_inst_issued[8:0] | 输入 | 由分派调度器发出的指令。 |
PM_tc_instr_committed[8:0] | 输入 | 提交的指令。 |
PM_tc_fork[8:0] | 输入 | FORK指令已经创建了新的TC。PM_tc_instr_committed包含哪个TC执行该FORK。 |
PM_tc_priority_0[1:0] | 输出 | TC0的优先级 |
PM_tc_priority_1[1:0] | 输出 | TC1的优先级 |
PM_tc_priority_2[1:0] | 输出 | TC2的优先级 |
PM_tc_priority_3[1:0] | 输出 | TC3的优先级 |
PM_tc_priority_4[1:0] | 输出 | TC4的优先级 |
PM_tc_priority_5[1:0] | 输出 | TC5的优先级 |
PM_tc_priority_6[1:0] | 输出 | TC6的优先级 |
PM_tc_priority_7[1:0] | 输出 | TC7的优先级 |
PM_tc_priority_8[1:0] | 输出 | TC8的优先级 |
PM_tc_block[8:0] | 输出 | 阻止分派调度器为选中的TC发布指令 |
PM_vpe_relax_enable[1:0] | 输出 | 允许用于两个VPE的衰减函数 |
PM_vpe_relax_priority_0[1:0] | 输出 | VPE0的衰减优先级 |
PM_vpe_relax_priority_1[1:0] | 输出 | VPE1的衰减优先级 |
PM_vpe_exc_enable[1:0] | 输出 | 允许用于两个VPE的异常函数 |
PM_vpe_exc_priority_0[1:0] | 输出 | VPE0的异常优先级 |
PM_vpe_exc_priority_1 [ 1:0] | 输出 | VPE1的异常优先级 |
Claims (28)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/107,489 US7600135B2 (en) | 2005-04-14 | 2005-04-14 | Apparatus and method for software specified power management performance using low power virtual threads |
US11/107,489 | 2005-04-14 | ||
PCT/US2006/011326 WO2006113067A2 (en) | 2005-04-14 | 2006-03-28 | Apparatus and method for software specified power management performance using low power virtual threads |
Publications (2)
Publication Number | Publication Date |
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CN101238425A true CN101238425A (zh) | 2008-08-06 |
CN101238425B CN101238425B (zh) | 2011-11-16 |
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Country Status (4)
Country | Link |
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US (1) | US7600135B2 (zh) |
CN (1) | CN101238425B (zh) |
GB (1) | GB2439253B (zh) |
WO (1) | WO2006113067A2 (zh) |
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-
2005
- 2005-04-14 US US11/107,489 patent/US7600135B2/en active Active
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2006
- 2006-03-28 CN CN2006800167751A patent/CN101238425B/zh active Active
- 2006-03-28 GB GB0719536A patent/GB2439253B/en active Active
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Cited By (5)
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CN108108188A (zh) * | 2011-03-25 | 2018-06-01 | 英特尔公司 | 用于通过使用由可分区引擎实例化的虚拟核来支持代码块执行的存储器片段 |
US11204769B2 (en) | 2011-03-25 | 2021-12-21 | Intel Corporation | Memory fragments for supporting code block execution by using virtual cores instantiated by partitionable engines |
CN108108188B (zh) * | 2011-03-25 | 2022-06-28 | 英特尔公司 | 用于通过使用由可分区引擎实例化的虚拟核来支持代码块执行的存储器片段 |
US11656875B2 (en) | 2013-03-15 | 2023-05-23 | Intel Corporation | Method and system for instruction block to execution unit grouping |
CN108073459A (zh) * | 2018-01-02 | 2018-05-25 | 联想(北京)有限公司 | 一种电子设备的cpu的管理方法及装置 |
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GB0719536D0 (en) | 2007-11-14 |
WO2006113067A3 (en) | 2008-01-24 |
US20060236135A1 (en) | 2006-10-19 |
US7600135B2 (en) | 2009-10-06 |
WO2006113067A2 (en) | 2006-10-26 |
GB2439253A (en) | 2007-12-19 |
CN101238425B (zh) | 2011-11-16 |
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