diff options
author | Anthony Gutierrez <atgutier@umich.edu> | 2014-04-01 12:44:30 -0400 |
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committer | Anthony Gutierrez <atgutier@umich.edu> | 2014-04-01 12:44:30 -0400 |
commit | e553a7bfa7f0eb47b78632cd63e6e1e814025c9a (patch) | |
tree | f69a8e3e0ed55b95bf276b6f857793b9ef7b6490 /ext/mcpat/ARM_A9_2000.xml | |
parent | 8d665ee166bf5476bb9b73a0016843ff9953c266 (diff) | |
download | gem5-e553a7bfa7f0eb47b78632cd63e6e1e814025c9a.tar.xz |
ext: add McPAT source
this patch adds the source for mcpat, a power, area, and timing modeling
framework.
Diffstat (limited to 'ext/mcpat/ARM_A9_2000.xml')
-rw-r--r-- | ext/mcpat/ARM_A9_2000.xml | 463 |
1 files changed, 463 insertions, 0 deletions
diff --git a/ext/mcpat/ARM_A9_2000.xml b/ext/mcpat/ARM_A9_2000.xml new file mode 100644 index 000000000..c040e1be3 --- /dev/null +++ b/ext/mcpat/ARM_A9_2000.xml @@ -0,0 +1,463 @@ +<?xml version="1.0" ?> +<component id="root" name="root"> + <component id="system" name="system"> + <!--McPAT will skip the components if number is set to 0 --> + <!--Duty cycles in this file are set according to "ARM MPcore + ARchitecture performance Enhancement" in MPF Japan 2008 --> + <param name="number_of_cores" value="2"/> + <param name="number_of_L1Directories" value="2"/> + <param name="number_of_L2Directories" value="0"/> + <param name="number_of_L2s" value="0"/> <!-- This number means how many L2 clusters in each cluster there can be multiple banks/ports --> + <param name="Private_L2" value="0"/><!--1 Private, 0 shared/coherent --> + <param name="number_of_L3s" value="0"/> <!-- This number means how many L3 clusters --> + <param name="number_of_NoCs" value="1"/> + <param name="homogeneous_cores" value="1"/><!--1 means homo --> + <param name="homogeneous_L2s" value="1"/> + <param name="homogeneous_L1Directorys" value="1"/> + <param name="homogeneous_L2Directorys" value="1"/> + <param name="homogeneous_L3s" value="1"/> + <param name="homogeneous_ccs" value="1"/><!--cache coherece hardware --> + <param name="homogeneous_NoCs" value="1"/> + <param name="core_tech_node" value="22"/><!-- nm --> + <param name="target_core_clockrate" value="2000"/><!--MHz --> + <param name="temperature" value="340"/> <!-- Kelvin --> + <param name="number_cache_levels" value="2"/> + <param name="interconnect_projection_type" value="1"/><!--0: agressive wire technology; 1: conservative wire technology --> + <param name="device_type" value="2"/><!--0: HP(High Performance Type); 1: LSTP(Low standby power) 2: LOP (Low Operating Power) --> + <param name="longer_channel_device" value="1"/><!-- 0 no use; 1 use when approperiate --> + <param name="Embedded" value="1"/><!-- Embedded processor like ARM or general purpose processors? --> + <param name="opt_clockrate" value="1"/> + <param name="machine_bits" value="32"/> + <param name="virtual_address_width" value="32"/> + <param name="physical_address_width" value="32"/> + <param name="virtual_memory_page_size" value="4096"/> + <!-- address width determins the tag_width in Cache, LSQ and buffers in cache controller + default value is machine_bits, if not set --> + <stat name="total_cycles" value="100000"/> + <stat name="idle_cycles" value="0"/> + <stat name="busy_cycles" value="100000"/> + <!--This page size(B) is complete different from the page size in Main memo secction. this page size is the size of + virtual memory from OS/Archi perspective; the page size in Main memo secction is the actuall physical line in a DRAM bank --> + <!-- *********************** cores ******************* --> + <component id="system.core0" name="core0"> + <!-- Core property --> + <param name="clock_rate" value="2000"/> + <!-- for cores with unknow timing, set to 0 to force off the opt flag --> + <param name="opt_local" value="1"/> + <param name="instruction_length" value="32"/> + <param name="opcode_width" value="7"/> + <param name="x86" value="0"/> + <param name="micro_opcode_width" value="8"/> + <param name="machine_type" value="0"/> + <!-- inorder/OoO; 1 inorder; 0 OOO--> + <param name="number_hardware_threads" value="1"/> + <!-- number_instruction_fetch_ports(icache ports) is always 1 in single-thread processor, + it only may be more than one in SMT processors. BTB ports always equals to fetch ports since + branch information in consective branch instructions in the same fetch group can be read out from BTB once.--> + <param name="fetch_width" value="2"/> + <!-- fetch_width determins the size of cachelines of L1 cache block --> + <param name="number_instruction_fetch_ports" value="1"/> + <param name="decode_width" value="2"/> + <!-- decode_width determins the number of ports of the + renaming table (both RAM and CAM) scheme --> + <param name="issue_width" value="4"/> + <param name="peak_issue_width" value="7"/> + <!-- issue_width determins the number of ports of Issue window and other logic + as in the complexity effective proccessors paper; issue_width==dispatch_width --> + <param name="commit_width" value="4"/> + <!-- commit_width determins the number of ports of register files --> + <param name="fp_issue_width" value="1"/> + <param name="prediction_width" value="1"/> + <!-- number of branch instructions can be predicted simultannouesl--> + <!-- Current version of McPAT does not distinguish int and floating point pipelines + Theses parameters are reserved for future use.--> + <param name="pipelines_per_core" value="1,1"/> + <!--integer_pipeline and floating_pipelines, if the floating_pipelines is 0, then the pipeline is shared--> + <param name="pipeline_depth" value="8,8"/> + <!-- pipeline depth of int and fp, if pipeline is shared, the second number is the average cycles of fp ops --> + <!-- issue and exe unit--> + <param name="ALU_per_core" value="3"/> + <!-- contains an adder, a shifter, and a logical unit --> + <param name="MUL_per_core" value="1"/> + <!-- For MUL and Div --> + <param name="FPU_per_core" value="1"/> + <!-- buffer between IF and ID stage --> + <param name="instruction_buffer_size" value="32"/> + <!-- buffer between ID and sche/exe stage --> + <param name="decoded_stream_buffer_size" value="16"/> + <param name="instruction_window_scheme" value="0"/><!-- 0 PHYREG based, 1 RSBASED--> + <!-- McPAT support 2 types of OoO cores, RS based and physical reg based--> + <param name="instruction_window_size" value="20"/> + <param name="fp_instruction_window_size" value="15"/> + <!-- Numbers need to be confirmed --> + <!-- the instruction issue Q as in Alpha 21264; The RS as in Intel P6 --> + <param name="ROB_size" value="0"/> + <!-- each in-flight instruction has an entry in ROB --> + <!-- registers --> + <param name="archi_Regs_IRF_size" value="32"/> + <param name="archi_Regs_FRF_size" value="32"/> + <!-- if OoO processor, phy_reg number is needed for renaming logic, + renaming logic is for both integer and floating point insts. --> + <param name="phy_Regs_IRF_size" value="64"/> + <param name="phy_Regs_FRF_size" value="64"/> + <!-- rename logic --> + <param name="rename_scheme" value="0"/> + <!-- can be RAM based(0) or CAM based(1) rename scheme + RAM-based scheme will have free list, status table; + CAM-based scheme have the valid bit in the data field of the CAM + both RAM and CAM need RAM-based checkpoint table, checkpoint_depth=# of in_flight instructions; + Detailed RAT Implementation see TR --> + <param name="register_windows_size" value="0"/> + <!-- how many windows in the windowed register file, sun processors; + no register windowing is used when this number is 0 --> + <!-- In OoO cores, loads and stores can be issued whether inorder(Pentium Pro) or (OoO)out-of-order(Alpha), + They will always try to exeute out-of-order though. --> + <param name="LSU_order" value="inorder"/> + <param name="store_buffer_size" value="4"/> + <!-- By default, in-order cores do not have load buffers --> + <param name="load_buffer_size" value="0"/> + <!-- number of ports refer to sustainable concurrent memory accesses --> + <param name="memory_ports" value="1"/> + <!-- max_allowed_in_flight_memo_instructions determins the # of ports of load and store buffer + as well as the ports of Dcache which is connected to LSU --> + <!-- dual-pumped Dcache can be used to save the extra read/write ports --> + <param name="RAS_size" value="4"/> + <!-- general stats, defines simulation periods;require total, idle, and busy cycles for senity check --> + <!-- please note: if target architecture is X86, then all the instrucions refer to (fused) micro-ops --> + <stat name="total_instructions" value="400000"/> + <stat name="int_instructions" value="200000"/> + <stat name="fp_instructions" value="100000"/> + <stat name="branch_instructions" value="100000"/> + <stat name="branch_mispredictions" value="0"/> + <stat name="load_instructions" value="0"/> + <stat name="store_instructions" value="50000"/> + <stat name="committed_instructions" value="400000"/> + <stat name="committed_int_instructions" value="200000"/> + <stat name="committed_fp_instructions" value="100000"/> + <stat name="pipeline_duty_cycle" value="1"/><!--<=1, runtime_ipc/peak_ipc; averaged for all cores if homogenous --> + <!-- the following cycle stats are used for heterogeneouse cores only, + please ignore them if homogeneouse cores --> + <stat name="total_cycles" value="100000"/> + <stat name="idle_cycles" value="0"/> + <stat name="busy_cycles" value="100000"/> + <!-- instruction buffer stats --> + <!-- ROB stats, both RS and Phy based OoOs have ROB + performance simulator should capture the difference on accesses, + otherwise, McPAT has to guess based on number of commited instructions. --> + <stat name="ROB_reads" value="400000"/> + <stat name="ROB_writes" value="400000"/> + <!-- RAT accesses --> + <stat name="rename_reads" value="800000"/> <!--lookup in renaming logic --> + <stat name="rename_writes" value="400000"/><!--update dest regs. renaming logic --> + <stat name="fp_rename_reads" value="200000"/> + <stat name="fp_rename_writes" value="100000"/> + <!-- decode and rename stage use this, should be total ic - nop --> + <!-- Inst window stats --> + <stat name="inst_window_reads" value="400000"/> + <stat name="inst_window_writes" value="400000"/> + <stat name="inst_window_wakeup_accesses" value="800000"/> + <stat name="fp_inst_window_reads" value="200000"/> + <stat name="fp_inst_window_writes" value="200000"/> + <stat name="fp_inst_window_wakeup_accesses" value="400000"/> + <!-- RF accesses --> + <stat name="int_regfile_reads" value="600000"/> + <stat name="float_regfile_reads" value="100000"/> + <stat name="int_regfile_writes" value="300000"/> + <stat name="float_regfile_writes" value="50000"/> + <!-- accesses to the working reg --> + <stat name="function_calls" value="5"/> + <stat name="context_switches" value="260343"/> + <!-- Number of Windowes switches (number of function calls and returns)--> + <!-- Alu stats by default, the processor has one FPU that includes the divider and + multiplier. The fpu accesses should include accesses to multiplier and divider --> + <stat name="ialu_accesses" value="300000"/> + <stat name="fpu_accesses" value="100000"/> + <stat name="mul_accesses" value="200000"/> + <stat name="cdb_alu_accesses" value="300000"/> + <stat name="cdb_mul_accesses" value="200000"/> + <stat name="cdb_fpu_accesses" value="100000"/> + <!-- multiple cycle accesses should be counted multiple times, + otherwise, McPAT can use internal counter for different floating point instructions + to get final accesses. But that needs detailed info for floating point inst mix --> + <!-- currently the performance simulator should + make sure all the numbers are final numbers, + including the explicit read/write accesses, + and the implicite accesses such as replacements and etc. + Future versions of McPAT may be able to reason the implicite access + based on param and stats of last level cache + The same rule applies to all cache access stats too! --> + <!-- following is AF for max power computation. + Do not change them, unless you understand them--> + <stat name="IFU_duty_cycle" value="0.9"/> + <stat name="BR_duty_cycle" value="0.72"/><!--branch--> + <stat name="LSU_duty_cycle" value="0.71"/> + <stat name="MemManU_I_duty_cycle" value="0.9"/> + <stat name="MemManU_D_duty_cycle" value="0.71"/> + <stat name="ALU_duty_cycle" value="0.76"/> + <!-- (.78*2+.71)/3 --> + <stat name="MUL_duty_cycle" value="0.82"/> + <stat name="FPU_duty_cycle" value="0.0"/> + <stat name="ALU_cdb_duty_cycle" value="0.76"/> + <stat name="MUL_cdb_duty_cycle" value="0.82"/> + <stat name="FPU_cdb_duty_cycle" value="0.0"/> + <param name="number_of_BPT" value="2"/> + <component id="system.core0.predictor" name="PBT"> + <!-- branch predictor; tournament predictor see Alpha implementation --> + <param name="local_predictor_size" value="10,3"/> + <param name="local_predictor_entries" value="4"/> + <param name="global_predictor_entries" value="4096"/> + <param name="global_predictor_bits" value="2"/> + <param name="chooser_predictor_entries" value="4096"/> + <param name="chooser_predictor_bits" value="2"/> + <!-- These parameters can be combined like below in next version + <param name="load_predictor" value="10,3,1024"/> + <param name="global_predictor" value="4096,2"/> + <param name="predictor_chooser" value="4096,2"/> + --> + </component> + <component id="system.core0.itlb" name="itlb"> + <param name="number_entries" value="64"/> + <stat name="total_accesses" value="200000"/> + <stat name="total_misses" value="4"/> + <stat name="conflicts" value="0"/> + <!-- there is no write requests to itlb although writes happen to itlb after miss, + which is actually a replacement --> + </component> + <component id="system.core0.icache" name="icache"> + <!-- there is no write requests to itlb although writes happen to it after miss, + which is actually a replacement --> + <param name="icache_config" value="32768,8,4,1,10,10,32,0"/> + <!-- the parameters are capacity,block_width, associativity, bank, throughput w.r.t. core clock, latency w.r.t. core clock,output_width, cache policy, --> + <!-- cache_policy;//0 no write or write-though with non-write allocate;1 write-back with write-allocate --> + <param name="buffer_sizes" value="4, 4, 4,0"/> + <!-- cache controller buffer sizes: miss_buffer_size(MSHR),fill_buffer_size,prefetch_buffer_size,wb_buffer_size--> + <stat name="read_accesses" value="200000"/> + <stat name="read_misses" value="0"/> + <stat name="conflicts" value="0"/> + </component> + <component id="system.core0.dtlb" name="dtlb"> + <param name="number_entries" value="64"/><!--dual threads--> + <stat name="total_accesses" value="400000"/> + <stat name="total_misses" value="4"/> + <stat name="conflicts" value="0"/> + </component> + <component id="system.core0.dcache" name="dcache"> + <!-- all the buffer related are optional --> + <param name="dcache_config" value="32768,8,4,1, 10,10, 32,1 "/> + <param name="buffer_sizes" value="4, 4, 4, 4"/> + <!-- cache controller buffer sizes: miss_buffer_size(MSHR),fill_buffer_size,prefetch_buffer_size,wb_buffer_size--> + <stat name="read_accesses" value="800000"/> + <stat name="write_accesses" value="27276"/> + <stat name="read_misses" value="1632"/> + <stat name="write_misses" value="183"/> + <stat name="conflicts" value="0"/> + </component> + <param name="number_of_BTB" value="2"/> + <component id="system.core0.BTB" name="BTB"> + <!-- all the buffer related are optional --> + <param name="BTB_config" value="4096,4,2, 2, 1,1"/> + <!-- the parameters are capacity,block_width,associativity,bank, throughput w.r.t. core clock, latency w.r.t. core clock,--> + <stat name="read_accesses" value="400000"/> <!--See IFU code for guideline --> + <stat name="write_accesses" value="0"/> + </component> + </component> + <component id="system.L1Directory0" name="L1Directory0"> + <param name="Directory_type" value="0"/> + <!--0 cam based shadowed tag. 1 directory cache --> + <param name="Dir_config" value="2048,1,0,1, 4, 4, 8"/> + <!-- the parameters are capacity,block_width, associativity,bank, throughput w.r.t. core clock, latency w.r.t. core clock,--> + <param name="buffer_sizes" value="8, 8, 8, 8"/> + <!-- all the buffer related are optional --> + <param name="clockrate" value="2000"/> + <param name="ports" value="1,1,1"/> + <!-- number of r, w, and rw search ports --> + <param name="device_type" value="2"/> + <!-- altough there are multiple access types, + Performance simulator needs to cast them into reads or writes + e.g. the invalidates can be considered as writes --> + <stat name="read_accesses" value="800000"/> + <stat name="write_accesses" value="27276"/> + <stat name="read_misses" value="1632"/> + <stat name="write_misses" value="183"/> + <stat name="conflicts" value="20"/> + <stat name="duty_cycle" value="0.1"/> + </component> + <component id="system.L2Directory0" name="L2Directory0"> + <param name="Directory_type" value="1"/> + <!--0 cam based shadowed tag. 1 directory cache --> + <param name="Dir_config" value="1048576,16,16,1,2, 100"/> + <!-- the parameters are capacity,block_width, associativity,bank, throughput w.r.t. core clock, latency w.r.t. core clock,--> + <param name="buffer_sizes" value="8, 8, 8, 8"/> + <!-- all the buffer related are optional --> + <param name="clockrate" value="3400"/> + <param name="ports" value="1,1,1"/> + <!-- number of r, w, and rw search ports --> + <param name="device_type" value="0"/> + <!-- altough there are multiple access types, + Performance simulator needs to cast them into reads or writes + e.g. the invalidates can be considered as writes --> + <stat name="read_accesses" value="58824"/> + <stat name="write_accesses" value="27276"/> + <stat name="read_misses" value="1632"/> + <stat name="write_misses" value="183"/> + <stat name="conflicts" value="100"/> + <stat name="duty_cycle" value="0.1"/> + </component> + <component id="system.L20" name="L20"> + <!-- all the buffer related are optional --> + <param name="L2_config" value="1048576,32, 8, 8, 8, 23, 32, 1"/> + <!-- the parameters are capacity,block_width, associativity, bank, throughput w.r.t. core clock, latency w.r.t. core clock,output_width, cache policy --> + <param name="buffer_sizes" value="16, 16, 16, 16"/> + <!-- cache controller buffer sizes: miss_buffer_size(MSHR),fill_buffer_size,prefetch_buffer_size,wb_buffer_size--> + <param name="clockrate" value="3400"/> + <param name="ports" value="1,1,1"/> + <!-- number of r, w, and rw ports --> + <param name="device_type" value="0"/> + <stat name="read_accesses" value="200000"/> + <stat name="write_accesses" value="27276"/> + <stat name="read_misses" value="1632"/> + <stat name="write_misses" value="183"/> + <stat name="conflicts" value="0"/> + <stat name="duty_cycle" value="1.0"/> + </component> + +<!--**********************************************************************--> +<component id="system.L30" name="L30"> + <param name="L3_config" value="16777216,64,16, 16, 16, 100,1"/> + <!-- the parameters are capacity,block_width, associativity,bank, throughput w.r.t. core clock, latency w.r.t. core clock,--> + <param name="clockrate" value="800"/> + <param name="ports" value="1,1,1"/> + <!-- number of r, w, and rw ports --> + <param name="device_type" value="0"/> + <param name="buffer_sizes" value="16, 16, 16, 16"/> + <!-- cache controller buffer sizes: miss_buffer_size(MSHR),fill_buffer_size,prefetch_buffer_size,wb_buffer_size--> + <stat name="read_accesses" value="11824"/> + <stat name="write_accesses" value="11276"/> + <stat name="read_misses" value="1632"/> + <stat name="write_misses" value="183"/> + <stat name="conflicts" value="0"/> + <stat name="duty_cycle" value="1.0"/> + </component> +<!--**********************************************************************--> + <component id="system.NoC0" name="noc0"> + <param name="clockrate" value="2000"/> + <param name="type" value="0"/> + <!--0:bus, 1:NoC , for bus no matter how many nodes sharing the bus + at each time only one node can send req --> + <param name="horizontal_nodes" value="1"/> + <param name="vertical_nodes" value="1"/> + <param name="has_global_link" value="0"/> + <!-- 1 has global link, 0 does not have global link --> + <param name="link_throughput" value="1"/><!--w.r.t clock --> + <param name="link_latency" value="1"/><!--w.r.t clock --> + <!-- througput >= latency --> + <!-- Router architecture --> + <param name="input_ports" value="1"/> + <param name="output_ports" value="1"/> + <!-- For bus the I/O ports should be 1 --> + <param name="flit_bits" value="64"/> + <param name="chip_coverage" value="1"/> + <!-- When multiple NOC present, one NOC will cover part of the whole chip. + chip_coverage <=1 --> + <param name="link_routing_over_percentage" value="0.5"/> + <!-- Links can route over other components or occupy whole area. + by default, 50% of the NoC global links routes over other + components --> + <stat name="total_accesses" value="100000"/> + <!-- This is the number of total accesses within the whole network not for each router --> + <stat name="duty_cycle" value="0.2"/> + </component> +<!--**********************************************************************--> + <component id="system.mem" name="mem"> + <!-- Main memory property --> + <param name="mem_tech_node" value="32"/> + <param name="device_clock" value="200"/><!--MHz, this is clock rate of the actual memory device, not the FSB --> + <param name="peak_transfer_rate" value="6400"/><!--MB/S--> + <param name="internal_prefetch_of_DRAM_chip" value="4"/> + <!-- 2 for DDR, 4 for DDR2, 8 for DDR3...--> + <!-- the device clock, peak_transfer_rate, and the internal prefetch decide the DIMM property --> + <!-- above numbers can be easily found from Wikipedia --> + <param name="capacity_per_channel" value="4096"/> <!-- MB --> + <!-- capacity_per_Dram_chip=capacity_per_channel/number_of_dimms/number_ranks/Dram_chips_per_rank + Current McPAT assumes single DIMMs are used.--> + <param name="number_ranks" value="2"/> + <param name="num_banks_of_DRAM_chip" value="8"/> + <param name="Block_width_of_DRAM_chip" value="64"/> <!-- B --> + <param name="output_width_of_DRAM_chip" value="8"/> + <!--number of Dram_chips_per_rank=" 72/output_width_of_DRAM_chip--> + <!--number of Dram_chips_per_rank=" 72/output_width_of_DRAM_chip--> + <param name="page_size_of_DRAM_chip" value="8"/> <!-- 8 or 16 --> + <param name="burstlength_of_DRAM_chip" value="8"/> + <stat name="memory_accesses" value="1052"/> + <stat name="memory_reads" value="1052"/> + <stat name="memory_writes" value="1052"/> + </component> + <component id="system.mc" name="mc"> + <!-- Memeory controllers are for DDR(2,3...) DIMMs --> + <!-- current version of McPAT uses published values for base parameters of memory controller + improvments on MC will be added in later versions. --> + <param name="type" value="1"/> <!-- 1: low power; 0 high performance --> + <param name="mc_clock" value="400"/><!--MHz--> + <param name="peak_transfer_rate" value="6400"/><!--MB/S--> + <param name="block_size" value="64"/><!--(B) the block size of last level cache, which is the unit for one memory burst transfer --> + <param name="number_mcs" value="1"/> + <!-- current McPAT only supports homogeneous memory controllers --> + <param name="memory_channels_per_mc" value="1"/> + <param name="number_ranks" value="0"/> + <!-- # of ranks of each channel--> + <param name="req_window_size_per_channel" value="32"/> + <param name="IO_buffer_size_per_channel" value="32"/> + <param name="databus_width" value="128"/> + <param name="addressbus_width" value="51"/> + <!-- McPAT will add the control bus width to the addressbus width automatically --> + <stat name="memory_accesses" value="66666"/> + <stat name="memory_reads" value="33333"/> + <stat name="memory_writes" value="33333"/> + <param name="withPHY" value="1"/> + <!-- McPAT does not track individual mc, instead, it takes the total accesses and calculate + the average power per MC or per channel. This is sufficent for most application. + Further trackdown can be easily added in later versions. --> + </component> +<!--**********************************************************************--> + <component id="system.niu" name="niu"> + <!-- On chip 10Gb Ethernet NIC, including XAUI Phy and MAC controller --> + <!-- For a minimum IP packet size of 84B at 10Gb/s, a new packet arrives every 67.2ns. + the low bound of clock rate of a 10Gb MAC is 150Mhz --> + <param name="type" value="1"/> <!-- 1: low power; 0 high performance --> + <param name="clockrate" value="350"/> + <param name="number_units" value="1"/> <!-- unlike PCIe and memory controllers, each Ethernet controller only have one port --> + <stat name="duty_cycle" value="1.0"/> <!-- achievable max load <= 1.0 --> + <stat name="total_load_perc" value="0.7"/> <!-- ratio of total achived load to total achivable bandwidth --> + <!-- McPAT does not track individual nic, instead, it takes the total accesses and calculate + the average power per nic or per channel. This is sufficent for most application. --> + </component> +<!--**********************************************************************--> + <component id="system.pcie" name="pcie"> + <!-- On chip PCIe controller, including Phy--> + <!-- For a minimum PCIe packet size of 84B at 8Gb/s per lane (PCIe 3.0), a new packet arrives every 84ns. + the low bound of clock rate of a PCIe per lane logic is 120Mhz --> + <param name="type" value="1"/> <!-- 1: low power; 0 high performance --> + <param name="withPHY" value="1"/> + <param name="clockrate" value="350"/> + <param name="number_units" value="1"/> + <param name="num_channels" value="8"/> <!-- 2 ,4 ,8 ,16 ,32 --> + <stat name="duty_cycle" value="1.0"/> <!-- achievable max load <= 1.0 --> + <stat name="total_load_perc" value="0.7"/> <!-- Percentage of total achived load to total achivable bandwidth --> + <!-- McPAT does not track individual pcie controllers, instead, it takes the total accesses and calculate + the average power per pcie controller or per channel. This is sufficent for most application. --> + </component> +<!--**********************************************************************--> + <component id="system.flashc" name="flashc"> + <param name="number_flashcs" value="1"/> + <param name="type" value="1"/> <!-- 1: low power; 0 high performance --> + <param name="withPHY" value="1"/> + <param name="peak_transfer_rate" value="200"/><!--Per controller sustainable reak rate MB/S --> + <stat name="duty_cycle" value="1.0"/> <!-- achievable max load <= 1.0 --> + <stat name="total_load_perc" value="0.7"/> <!-- Percentage of total achived load to total achivable bandwidth --> + <!-- McPAT does not track individual flash controller, instead, it takes the total accesses and calculate + the average power per fc or per channel. This is sufficent for most application --> + </component> +<!--**********************************************************************--> + + </component> +</component> |