Class: C99::SOC

Inherits:
Object
  • Object
show all
Includes:
Origen::Callbacks, Origen::Pins, Origen::TopLevel
Defined in:
lib/c99/soc.rb

Instance Method Summary collapse

Constructor Details

#initialize ⇒ SOC

Returns a new instance of SOC.



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# File 'lib/c99/soc.rb', line 7

def initialize
  add_pin :reset,   reset: :drive_hi,  name: 'nvm_reset'
  add_pin :clk,     reset: :drive_hi,  name: 'nvm_clk'
  add_pin :clk_mux, reset: :drive_hi,  name: 'nvm_clk_mux'
  add_pins :porta,   reset: :drive_lo,  size: 8
  add_pins :portb,   reset: :drive_lo,  size: 8, endian: :little
  add_pin :invoke,  reset: :drive_lo,  name: 'nvm_invoke'
  add_pin :done,    reset: :expect_hi, name: 'nvm_done'
  add_pin :fail,    reset: :expect_lo, name: 'nvm_fail'
  add_pin :alvtst,  reset: :dont_care, name: 'nvm_alvtst'
  add_pin :ahvtst,  reset: :dont_care, name: 'nvm_ahvtst'
  add_pin :dtst,    reset: :dont_care, name: 'nvm_dtst'

  add_pin :tclk, reset: :drive_lo
  add_pin :trst, reset: :drive_hi

  add_pin_alias :extal,     :clk
  add_pin_alias :extal_mux, :clk_mux
  add_pin_alias :tms,       :done
  add_pin_alias :tdo,       :fail
  add_pin_alias :tdi,       :invoke
  add_pin_alias :resetb,    :ahvtst

  add_pin_alias :pa5, :porta, pin: 5
  add_pin_alias :pa_lower, :porta, pins: [3..0]
  add_pin_alias :pa_upper, :porta, pins: [7, 6, 5, 4]
  add_pin_alias :porta_alias, :porta

  @a = 2
end

Instance Method Details

#base_address(reg, options = {}) ⇒ Object 



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# File 'lib/c99/soc.rb', line 62

def base_address(reg, options = {})
  if reg.owned_by?(:nvm)
    0x4000_0000
  else
    0
  end
end

#has_margin0_bug? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/c99/soc.rb', line 50

def has_margin0_bug?
  false
end

#origen_dot_app ⇒ Object 



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# File 'lib/c99/soc.rb', line 78

def origen_dot_app
  Origen.app
end

#origen_dot_app! ⇒ Object 



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# File 'lib/c99/soc.rb', line 82

def origen_dot_app!
  Origen.app!
end

#origen_dot_root ⇒ Object 



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# File 'lib/c99/soc.rb', line 70

def origen_dot_root
  Origen.root
end

#origen_dot_root! ⇒ Object 



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# File 'lib/c99/soc.rb', line 74

def origen_dot_root!
  Origen.root!
end

#read_register(reg, options = {}) ⇒ Object 



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# File 'lib/c99/soc.rb', line 58

def read_register(reg, options = {})
  reg
end

#startup(options) ⇒ Object 



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# File 'lib/c99/soc.rb', line 38

def startup(options)
  if options[:add_additional_pins]
    add_pin :late_added_pin, reset: :drive_hi
  else
    # Test that rendering some vectors from a template works...
    if $tester.is_a?(OrigenTesters::J750)
      $tester.render("#{Origen.root}/pattern/j750/_mode_entry.atp.erb", hold_cycles: 5)
    end
  end
  $tester.set_timeset('nvmbist', 40) if $tester.is_vector_based?
end

#write_register(reg, options = {}) ⇒ Object 



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# File 'lib/c99/soc.rb', line 54

def write_register(reg, options = {})
  reg
end