sramtest.map.rpt

FPGA的SRAM存储器的控制程序

Encoding Type:  One-Hot
+---------------------------------------+
; State Machine - |SRAMtest|ST          ;
+-------+-------+-------+-------+-------+
; Name  ; ST.11 ; ST.01 ; ST.10 ; ST.00 ;
+-------+-------+-------+-------+-------+
; ST.00 ; 0     ; 0     ; 0     ; 0     ;
; ST.10 ; 0     ; 0     ; 1     ; 1     ;
; ST.01 ; 0     ; 1     ; 0     ; 1     ;
; ST.11 ; 1     ; 0     ; 0     ; 1     ;
+-------+-------+-------+-------+-------+


+---------------------------------------------------------------------------------+
; Registers Removed During Synthesis                                              ;
+----------------------------------------+----------------------------------------+
; Register name                          ; Reason for Removal                     ;
+----------------------------------------+----------------------------------------+
; iOE_N                                  ; Stuck at GND due to stuck port data_in ;
; iDATA[15]                              ; Stuck at GND due to stuck port data_in ;
; iDATA[14]                              ; Stuck at GND due to stuck port data_in ;
; iDATA[13]                              ; Stuck at GND due to stuck port data_in ;
; iDATA[12]                              ; Stuck at GND due to stuck port data_in ;
; iDATA[11]                              ; Stuck at GND due to stuck port data_in ;
; iDATA[10]                              ; Stuck at GND due to stuck port data_in ;
; iDATA[9]                               ; Stuck at GND due to stuck port data_in ;
; iDATA[8]                               ; Stuck at GND due to stuck port data_in ;
; iADDR[10]                              ; Merged with iADDR[17]                  ;
; iADDR[16]                              ; Merged with iADDR[17]                  ;
; iADDR[14]                              ; Merged with iADDR[17]                  ;
; iADDR[13]                              ; Merged with iADDR[17]                  ;
; iADDR[12]                              ; Merged with iADDR[17]                  ;
; iADDR[15]                              ; Merged with iADDR[17]                  ;
; iADDR[11]                              ; Merged with iADDR[17]                  ;
; iADDR[17]                              ; Stuck at GND due to stuck port data_in ;
; ST.11                                  ; Lost fanout                            ;
; ST~25                                  ; Lost fanout                            ;
; ST~26                                  ; Lost fanout                            ;
; Total Number of Removed Registers = 20 ;                                        ;
+----------------------------------------+----------------------------------------+


+------------------------------------------------------+
; General Register Statistics                          ;
+----------------------------------------------+-------+
; Statistic                                    ; Value ;
+----------------------------------------------+-------+
; Total registers                              ; 77    ;
; Number of registers using Synchronous Clear  ; 0     ;
; Number of registers using Synchronous Load   ; 0     ;
; Number of registers using Asynchronous Clear ; 40    ;
; Number of registers using Asynchronous Load  ; 0     ;
; Number of registers using Clock Enable       ; 55    ;
; Number of registers using Preset             ; 0     ;
+----------------------------------------------+-------+


+--------------------------------------------------+
; Inverted Register Statistics                     ;
+----------------------------------------+---------+
; Inverted Register                      ; Fan out ;
+----------------------------------------+---------+
; iWE_N                                  ; 18      ;
; Total number of inverted registers = 1 ;         ;
+----------------------------------------+---------+


+------------------------------------------------------------------------------------------------------------------------------------------+
; Multiplexer Restructuring Statistics (Restructuring Performed)                                                                           ;
+--------------------+-----------+---------------+----------------------+------------------------+------------+----------------------------+
; Multiplexer Inputs ; Bus Width ; Baseline Area ; Area if Restructured ; Saving if Restructured ; Registered ; Example Multiplexer Output ;
+--------------------+-----------+---------------+----------------------+------------------------+------------+----------------------------+
; 4:1                ; 10 bits   ; 20 LEs        ; 0 LEs                ; 20 LEs                 ; Yes        ; |SRAMtest|iADDR[9]         ;
; 4:1                ; 16 bits   ; 32 LEs        ; 16 LEs               ; 16 LEs                 ; Yes        ; |SRAMtest|temp_DATA[15]    ;
+--------------------+-----------+---------------+----------------------+------------------------+------------+----------------------------+


+-------------------------------+
; Analysis & Synthesis Messages ;
+-------------------------------+
Info: *******************************************************************
Info: Running Quartus II Analysis & Synthesis
    Info: Version 7.0 Build 33 02/05/2007 SJ Full Version
    Info: Processing started: Thu Dec 13 11:29:49 2007
Info: Command: quartus_map --read_settings_files=on --write_settings_files=off SRAMtest -c SRAMtest
Info: Found 1 design units, including 1 entities, in source file SEG7_LUT_4.v
    Info: Found entity 1: SEG7_LUT_4
Info: Found 1 design units, including 1 entities, in source file SEG7_LUT.v
    Info: Found entity 1: SEG7_LUT
Info: Found 1 design units, including 1 entities, in source file SRAM_16Bit_512K.v
    Info: Found entity 1: SRAM_16Bit_512K
Info: Found 1 design units, including 1 entities, in source file Reset_Delay.v
    Info: Found entity 1: Reset_Delay
Info: Found 1 design units, including 1 entities, in source file SRAMtest.v
    Info: Found entity 1: SRAMtest
Info: Elaborating entity "SRAMtest" for the top level hierarchy
Warning (10230): Verilog HDL assignment warning at SRAMtest.v(82): truncated value with size 32 to match size of target (2)
Warning (10034): Output port "LEDR[7]" at SRAMtest.v(22) has no driver
Warning (10034): Output port "LEDR[6]" at SRAMtest.v(22) has no driver
Warning (10034): Output port "LEDR[5]" at SRAMtest.v(22) has no driver
Warning (10034): Output port "LEDR[4]" at SRAMtest.v(22) has no driver
Warning (10034): Output port "LEDR[3]" at SRAMtest.v(22) has no driver
Warning (10034): Output port "LEDR[2]" at SRAMtest.v(22) has no driver
Warning (10034): Output port "LEDR[1]" at SRAMtest.v(22) has no driver
Warning (10034): Output port "LEDR[0]" at SRAMtest.v(22) has no driver
Info: Elaborating entity "Reset_Delay" for hierarchy "Reset_Delay:r0"
Warning (10230): Verilog HDL assignment warning at Reset_Delay.v(11): truncated value with size 32 to match size of target (20)
Info: Elaborating entity "SRAM_16Bit_512K" for hierarchy "SRAM_16Bit_512K:the_SRAM_16Bit_512K"
Info: Elaborating entity "SEG7_LUT_4" for hierarchy "SEG7_LUT_4:seg_4"
Info: Elaborating entity "SEG7_LUT" for hierarchy "SEG7_LUT_4:seg_4|SEG7_LUT:u0"
Warning: Reduced register "iOE_N" with stuck data_in port to stuck value GND
Warning: Reduced register "iDATA[15]" with stuck data_in port to stuck value GND
Warning: Reduced register "iDATA[14]" with stuck data_in port to stuck value GND
Warning: Reduced register "iDATA[13]" with stuck data_in port to stuck value GND
Warning: Reduced register "iDATA[12]" with stuck data_in port to stuck value GND
Warning: Reduced register "iDATA[11]" with stuck data_in port to stuck value GND
Warning: Reduced register "iDATA[10]" with stuck data_in port to stuck value GND
Warning: Reduced register "iDATA[9]" with stuck data_in port to stuck value GND
Warning: Reduced register "iDATA[8]" with stuck data_in port to stuck value GND
Info: Duplicate registers merged to single register
    Info: Duplicate register "iADDR[10]" merged to single register "iADDR[17]"
    Info: Duplicate register "iADDR[16]" merged to single register "iADDR[17]"
    Info: Duplicate register "iADDR[14]" merged to single register "iADDR[17]"
    Info: Duplicate register "iADDR[13]" merged to single register "iADDR[17]"
    Info: Duplicate register "iADDR[12]" merged to single register "iADDR[17]"
    Info: Duplicate register "iADDR[15]" merged to single register "iADDR[17]"
    Info: Duplicate register "iADDR[11]" merged to single register "iADDR[17]"
Warning: Reduced register "iADDR[17]" with stuck data_in port to stuck value GND
Info: State machine "|SRAMtest|ST" contains 4 states
Info: Selected Auto state machine encoding method for state machine "|SRAMtest|ST"
Info: Encoding result for state machine "|SRAMtest|ST"
    Info: Completed encoding using 4 state bits
        Info: Encoded state bit "ST.11"
        Info: Encoded state bit "ST.01"
        Info: Encoded state bit "ST.10"
        Info: Encoded state bit "ST.00"
    Info: State "|SRAMtest|ST.00" uses code string "0000"
    Info: State "|SRAMtest|ST.10" uses code string "0011"
    Info: State "|SRAMtest|ST.01" uses code string "0101"
    Info: State "|SRAMtest|ST.11" uses code string "1001"
Info: Registers with preset signals will power-up high
Info: DEV_CLRn pin will set, and not reset, register with preset signal due to NOT Gate Push-Back
Warning: Output pins are stuck at VCC or GND
    Warning: Pin "LEDR[0]" stuck at GND
    Warning: Pin "LEDR[1]" stuck at GND
    Warning: Pin "LEDR[2]" stuck at GND
    Warning: Pin "LEDR[3]" stuck at GND
    Warning: Pin "LEDR[4]" stuck at GND
    Warning: Pin "LEDR[5]" stuck at GND
    Warning: Pin "LEDR[6]" stuck at GND
    Warning: Pin "LEDR[7]" stuck at GND
    Warning: Pin "SRAM_ADDR[10]" stuck at GND
    Warning: Pin "SRAM_ADDR[11]" stuck at GND
    Warning: Pin "SRAM_ADDR[12]" stuck at GND
    Warning: Pin "SRAM_ADDR[13]" stuck at GND
    Warning: Pin "SRAM_ADDR[14]" stuck at GND
    Warning: Pin "SRAM_ADDR[15]" stuck at GND
    Warning: Pin "SRAM_ADDR[16]" stuck at GND
    Warning: Pin "SRAM_ADDR[17]" stuck at GND
    Warning: Pin "SRAM_UB_N" stuck at GND
    Warning: Pin "SRAM_LB_N" stuck at GND
    Warning: Pin "SRAM_CE_N" stuck at GND
    Warning: Pin "SRAM_OE_N" stuck at GND
Info: 3 registers lost all their fanouts during netlist optimizations. The first 3 are displayed below.
    Info: Register "ST.11" lost all its fanouts during netlist optimizations.
    Info: Register "ST~25" lost all its fanouts during netlist optimizations.
    Info: Register "ST~26" lost all its fanouts during netlist optimizations.
Info: Implemented 253 device resources after synthesis - the final resource count might be different
    Info: Implemented 23 input pins
    Info: Implemented 77 output pins
    Info: Implemented 32 bidirectional pins
    Info: Implemented 121 logic cells
Info: Quartus II Analysis & Synthesis was successful. 0 errors, 41 warnings
    Info: Allocated 127 megabytes of memory during processing
    Info: Processing ended: Thu Dec 13 11:29:52 2007
    Info: Elapsed time: 00:00:03