Module: CtrlLogic

Included in:
String
Defined in:
lib/tdl/Logic/logic_latency.rb

Instance Method Summary collapse

Instance Method Details

#broaden_and_cross_clk(phase: "POSITIVE", len: 4, lat: 2, wclk: nil, rreset: "1'b1".to_nq, rclk: nil, wreset: "1'b1".to_nq, belong_to_module: nil, name: nil) ⇒ Object 



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# File 'lib/tdl/Logic/logic_latency.rb', line 167

def broaden_and_cross_clk(phase:"POSITIVE",len:4,lat:2,wclk:nil,rreset:"1'b1".to_nq,rclk:nil,wreset:"1'b1".to_nq,belong_to_module:nil,name:nil)
    if wclk.nil? || rclk.nil?
        raise TdlError.new("\n #{self.to_s} BROADEN_AND_CROSS_CLK <clock = nil> \n")
    end
    new_l = belong_to_module.Def().logic(name:name || "broaden_and_cross_clk_#{globle_random_name_flag()}",dsize:1)
    large_name_len(phase,len,wclk,wreset,rclk,rreset)
body =
"
broaden_and_cross_clk #(
	.PHASE     (#{align_signal(phase)}),  //POSITIVE NEGATIVE
	.LEN       (#{align_signal(len)}),
	.LAT       (#{align_signal(lat)})
)#{new_l.signal}_inst_#{globle_random_name_flag()}(
/* input    */  .rclk       (#{align_signal(rclk,q_mark=false)}),
/* input    */  .rd_rst_n   (#{align_signal(rreset,q_mark=false)}),
/* input    */  .wclk       (#{align_signal(wclk,q_mark=false)}),
/* input    */  .wr_rst_n   (#{align_signal(wreset,q_mark=false)}),
/* input    */  .d          (#{align_signal(self,q_mark=false)}),
/* output   */  .q          (#{align_signal(new_l,q_mark=false)})
);
"
    belong_to_module.Logic_draw << page(tag:"BROADEN_AND_CROSS_CLK",body:body)

    return new_l
end

#cross_clock(clock: nil, dsize: 1, belong_to_module: nil, reset: "1'b1".to_nq, name: nil) ⇒ Object

Raises:



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# File 'lib/tdl/Logic/logic_latency.rb', line 143

def cross_clock(clock:nil,dsize:1,belong_to_module:nil,reset:"1'b1".to_nq,name:nil)
    raise TdlError.new("\n #{self.to_s} CROSS CLOCK <clock = nil> \n") unless clock

    # new_l = Logic.new(name:"crock_clk",dsize:self.dsize)
    # new_l = self.logic(name:"crock_clk",dsize:self.dsize)
    new_l = belong_to_module.Def().logic(name:name || "crock_clk_#{globle_random_name_flag()}",dsize:dsize)
    str = %Q{
//----->> #{self.to_s} cross clock <<------------------
cross_clk_sync #(
	.LAT   (2      ),
	.DSIZE (#{dsize})
)#{new_l.signal}_cross_clk_inst__#{globle_random_name_flag()}(
/* input              */ .clk       (#{align_signal(clock)}),
/* input              */ .rst_n     (#{align_signal(reset)}),
/* input [DSIZE-1:0]  */ .d         (#{align_signal(self)}),
/* output[DSIZE-1:0]  */ .q         (#{align_signal(new_l)})
);
//-----<< #{self.to_s} cross clock >>------------------
}
    # Logic.class_variable_get("@@logic_expression") << lambda{ str }
    belong_to_module.Logic_draw << str
    return new_l
end

#latency(num, clock: nil, reset: nil) ⇒ Object 



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# File 'lib/tdl/Logic/logic_latency.rb', line 110

def latency(num,clock:nil,reset:nil)


    # new_l = Logic.new(name:"lat",dsize:1)
    new_l = self.logic(name:"lat",dsize:1)
    new_l.clock = clock
    new_l.reset = reset
    if reset
        reset_str = reset.low_signal
    else
        reset_str = "1'b1"
    end

    str = %Q{
//----->> #{self.to_s} LAST DELAY <<------------------
latency #(
.LAT    (#{num}),
.DSIZE  (1)
)#{new_l.signal}_lat_#{globle_random_name_flag()}(
#{clock},
#{reset_str},
#{self.to_s},
#{new_l.signal}
);
//-----<< #{self.to_s} LAST DELAY >>------------------
}

    # Logic.class_variable_get("@@logic_expression") << lambda{ str }
    belong_to_module.Logic_draw << str

    return new_l
end