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author	Bin Meng <bmeng.cn@gmail.com>	2017-08-15 22:41:58 -0700
committer	Bin Meng <bmeng.cn@gmail.com>	2017-09-16 14:57:44 +0800
commit	de9ac9a1b9c0899d05d582917330092d577d5ebe (patch)
tree	b290700167bcb6395540951993d8f08e3dce64c9 /arch/x86/cpu/ivybridge
parent	b3fd2126dc8114d648b1e769b9fa621e3537bf48 (diff)

x86: Add Intel Braswell SoC support

This adds initial Intel Braswell SoC support. It uses Intel FSP to initialize the chipset. Similar to its predecessor BayTrail, there are some work to do to enable the legacy UART integrated in the Braswell SoC. Signed-off-by: Bin Meng <bmeng.cn@gmail.com> Reviewed-by: Simon Glass <sjg@chromium.org>

Diffstat (limited to 'arch/x86/cpu/ivybridge')

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require 'test/unit'
require 'pp'
require_relative 'envutil'

$m0 = Module.nesting

class TestModule < Test::Unit::TestCase
  def _wrap_assertion
    yield
  end

  def assert_method_defined?(klass, mid, message="")
    message = build_message(message, "#{klass}\##{mid} expected to be defined.")
    _wrap_assertion do
      klass.method_defined?(mid) or
        raise Test::Unit::AssertionFailedError, message, caller(3)
    end
  end

  def assert_method_not_defined?(klass, mid, message="")
    message = build_message(message, "#{klass}\##{mid} expected to not be defined.")
    _wrap_assertion do
      klass.method_defined?(mid) and
        raise Test::Unit::AssertionFailedError, message, caller(3)
    end
  end

  def setup
    @verbose = $VERBOSE
    $VERBOSE = nil
  end

  def teardown
    $VERBOSE = @verbose
  end

  def test_LT_0
    assert_equal true, String < Object
    assert_equal false, Object < String
    assert_nil String < Array
    assert_equal true, Array < Enumerable
    assert_equal false, Enumerable < Array
    assert_nil Proc < Comparable
    assert_nil Comparable < Proc
  end

  def test_GT_0
    assert_equal false, String > Object
    assert_equal true, Object > String
    assert_nil String > Array
    assert_equal false, Array > Enumerable
    assert_equal true, Enumerable > Array
    assert_nil Comparable > Proc
    assert_nil Proc > Comparable
  end

  def test_CMP_0
    assert_equal -1, (String <=> Object)
    assert_equal 1, (Object <=> String)
    assert_nil(Array <=> String)
  end

  ExpectedException = NoMethodError

  # Support stuff

  def remove_pp_mixins(list)
    list.reject {|c| c == PP::ObjectMixin }
  end

  def remove_json_mixins(list)
    list.reject {|c| c.to_s.start_with?("JSON") }
  end

  module Mixin
    MIXIN = 1
    def mixin
    end
  end

  module User
    USER = 2
    include Mixin
    def user
    end
  end

  module Other
    def other
    end
  end

  class AClass
    def AClass.cm1
      "cm1"
    end
    def AClass.cm2
      cm1 + "cm2" + cm3
    end
    def AClass.cm3
      "cm3"
    end
    
    private_class_method :cm1, "cm3"

    def aClass
    end

    def aClass1
    end

    def aClass2
    end

    private :aClass1
    protected :aClass2
  end

  class BClass < AClass
    def bClass1
    end

    private

    def bClass2
    end

    protected
    def bClass3
    end
  end

  MyClass = AClass.clone
  class MyClass
    public_class_method :cm1
  end

  # -----------------------------------------------------------

  def test_CMP # '<=>'
    assert_equal( 0, Mixin <=> Mixin)
    assert_equal(-1, User <=> Mixin)
    assert_equal( 1, Mixin <=> User)

    assert_equal( 0, Object <=> Object)
    assert_equal(-1, String <=> Object)
    assert_equal( 1, Object <=> String)
  end

  def test_GE # '>='
    assert(Mixin >= User)
    assert(Mixin >= Mixin)
    assert(!(User >= Mixin))

    assert(Object >= String)
    assert(String >= String)
    assert(!(String >= Object))
  end

  def test_GT # '>'
    assert(Mixin   > User)
    assert(!(Mixin > Mixin))
    assert(!(User  > Mixin))

    assert(Object > String)
    assert(!(String > String))
    assert(!(String > Object))
  end

  def test_LE # '<='
    assert(User <= Mixin)
    assert(Mixin <= Mixin)
    assert(!(Mixin <= User))

    assert(String <= Object)
    assert(String <= String)
    assert(!(Object <= String))
  end

  def test_LT # '<'
    assert(User < Mixin)
    assert(!(Mixin < Mixin))
    assert(!(Mixin < User))

    assert(String < Object)
    assert(!(String < String))
    assert(!(Object < String))
  end

  def test_VERY_EQUAL # '==='
    assert(Object === self)
    assert(Test::Unit::TestCase === self)
    assert(TestModule === self)
    assert(!(String === self))
  end

  def test_ancestors
    assert_equal([User, Mixin],      User.ancestors)
    assert_equal([Mixin],            Mixin.ancestors)

    assert_equal([Object, Kernel, BasicObject],
                 remove_json_mixins(remove_pp_mixins(Object.ancestors)))
    assert_equal([String, Comparable, Object, Kernel, BasicObject],
                 remove_json_mixins(remove_pp_mixins(String.ancestors)))
  end

  def test_class_eval
    Other.class_eval("CLASS_EVAL = 1")
    assert_equal(1, Other::CLASS_EVAL)
    assert(Other.constants.include?(:CLASS_EVAL))
  end

  def test_const_defined?
    assert(Math.const_defined?(:PI))
    assert(Math.const_defined?("PI"))
    assert(!Math.const_defined?(:IP))
    assert(!Math.const_defined?("IP"))
  end

  def test_const_get
    assert_equal(Math::PI, Math.const_get("PI"))
    assert_equal(Math::PI, Math.const_get(:PI))
  end

  def test_const_set
    assert(!Other.const_defined?(:KOALA))
    Other.const_set(:KOALA, 99)
    assert(Other.const_defined?(:KOALA))
    assert_equal(99, Other::KOALA)
    Other.const_set("WOMBAT", "Hi")
    assert_equal("Hi", Other::WOMBAT)
  end

  def test_constants
    assert_equal([:MIXIN], Mixin.constants)
    assert_equal([:MIXIN, :USER], User.constants.sort)
  end

  def test_included_modules
    assert_equal([], Mixin.included_modules)
    assert_equal([Mixin], User.included_modules)
    assert_equal([Kernel],
                 remove_json_mixins(remove_pp_mixins(Object.included_modules)))
    assert_equal([Comparable, Kernel],
                 remove_json_mixins(remove_pp_mixins(String.included_modules)))
  end

  def test_instance_methods
    assert_equal([:user], User.instance_methods(false))
    assert_equal([:user, :mixin].sort, User.instance_methods(true).sort)
    assert_equal([:mixin], Mixin.instance_methods)
    assert_equal([:mixin], Mixin.instance_methods(true))
    # Ruby 1.8 feature change:
    # #instance_methods includes protected methods.
    #assert_equal([:aClass], AClass.instance_methods(false))
    assert_equal([:aClass, :aClass2], AClass.instance_methods(false).sort)
    assert_equal([:aClass, :aClass2],
        (AClass.instance_methods(true) - Object.instance_methods(true)).sort)
  end

  def test_method_defined?
    assert_method_not_defined?(User, :wombat)
    assert_method_defined?(User, :user)
    assert_method_defined?(User, :mixin)
    assert_method_not_defined?(User, :wombat)
    assert_method_defined?(User, :user)
    assert_method_defined?(User, :mixin)
  end

  def module_exec_aux
    Proc.new do
      def dynamically_added_method_3; end
    end
  end
  def module_exec_aux_2(&block)
    User.module_exec(&block)
  end

  def test_module_exec
    User.module_exec do
      def dynamically_added_method_1; end
    end
    assert_method_defined?(User, :dynamically_added_method_1)

    block = Proc.new do
      def dynamically_added_method_2; end
    end
    User.module_exec(&block)
    assert_method_defined?(User, :dynamically_added_method_2)

    User.module_exec(&module_exec_aux)
    assert_method_defined?(User, :dynamically_added_method_3)

    module_exec_aux_2 do
      def dynamically_added_method_4; end
    end
    assert_method_defined?(User, :dynamically_added_method_4)
  end

  def test_module_eval
    User.module_eval("MODULE_EVAL = 1")
    assert_equal(1, User::MODULE_EVAL)
    assert(User.constants.include?(:MODULE_EVAL))
    User.instance_eval("remove_const(:MODULE_EVAL)")
    assert(!User.constants.include?(:MODULE_EVAL))
  end

  def test_name
    assert_equal("Fixnum", Fixnum.name)
    assert_equal("TestModule::Mixin",  Mixin.name)
    assert_equal("TestModule::User",   User.name)
  end

  def test_private_class_method
    assert_raise(ExpectedException) { AClass.cm1 }
    assert_raise(ExpectedException) { AClass.cm3 }
    assert_equal("cm1cm2cm3", AClass.cm2)
  end

  def test_private_instance_methods
    assert_equal([:aClass1], AClass.private_instance_methods(false))
    assert_equal([:bClass2], BClass.private_instance_methods(false))
    assert_equal([:aClass1, :bClass2],
        (BClass.private_instance_methods(true) -
         Object.private_instance_methods(true)).sort)
  end

  def test_protected_instance_methods
    assert_equal([:aClass2], AClass.protected_instance_methods)
    assert_equal([:bClass3], BClass.protected_instance_methods(false))
    assert_equal([:bClass3, :aClass2].sort,
                 (BClass.protected_instance_methods(true) -
                  Object.protected_instance_methods(true)).sort)
  end

  def test_public_class_method
    assert_equal("cm1",       MyClass.cm1)
    assert_equal("cm1cm2cm3", MyClass.cm2)
    assert_raise(ExpectedException) { eval "MyClass.cm3" }
  end

  def test_public_instance_methods
    assert_equal([:aClass],  AClass.public_instance_methods(false))
    assert_equal([:bClass1], BClass.public_instance_methods(false))
  end

  def test_s_constants
    c1 = Module.constants
    Object.module_eval "WALTER = 99"
    c2 = Module.constants
    assert_equal([:WALTER], c2 - c1)
  end

  module M1
    $m1 = Module.nesting
    module M2
      $m2 = Module.nesting
    end
  end

  def test_s_nesting
    assert_equal([],                               $m0)
    assert_equal([TestModule::M1, TestModule],     $m1)
    assert_equal([TestModule::M1::M2,
                  TestModule::M1, TestModule],     $m2)
  end

  def test_s_new
    m = Module.new
    assert_instance_of(Module, m)
  end

  def test_freeze
    m = Module.new
    m.freeze
    assert_raise(RuntimeError) do
      m.module_eval do
        def foo; end
      end
    end
  end

  def test_attr_obsoleted_flag
    c = Class.new
    c.class_eval do
      def initialize
        @foo = :foo
        @bar = :bar
      end
      attr :foo, true
      attr :bar, false
    end
    o = c.new
    assert_equal(true, o.respond_to?(:foo))
    assert_equal(true, o.respond_to?(:foo=))
    assert_equal(true, o.respond_to?(:bar))
    assert_equal(false, o.respond_to?(:bar=))
  end

  def test_const_get2
    c1 = Class.new
    c2 = Class.new(c1)

    eval("c1::Foo = :foo")
    assert_equal(:foo, c1::Foo)
    assert_equal(:foo, c2::Foo)
    assert_equal(:foo, c2.const_get(:Foo))
    assert_raise(NameError) { c2.const_get(:Foo, false) }

    eval("c1::Foo = :foo")
    assert_raise(NameError) { c1::Bar }
    assert_raise(NameError) { c2::Bar }
    assert_raise(NameError) { c2.const_get(:Bar) }
    assert_raise(NameError) { c2.const_get(:Bar, false) }

    c1.instance_eval do
      def const_missing(x)
        x
      end
    end

    assert_equal(:Bar, c1::Bar)
    assert_equal(:Bar, c2::Bar)
    assert_equal(:Bar, c2.const_get(:Bar))
    assert_equal(:Bar, c2.const_get(:Bar, false))

    assert_raise(NameError) { c1.const_get(:foo) }
  end

  def test_const_set2
    c1 = Class.new
    assert_raise(NameError) { c1.const_set(:foo, :foo) }
  end

  def test_const_get3
    c1 = Class.new
    assert_raise(NameError) { c1.const_defined?(:foo) }
  end

  def test_class_variable_get
    c = Class.new
    c.class_eval { @@foo = :foo }
    assert_equal(:foo, c.class_variable_get(:@@foo))
    assert_raise(NameError) { c.class_variable_get(:@@bar) } # c.f. instance_variable_get
    assert_raise(NameError) { c.class_variable_get(:foo) }
  end

  def test_class_variable_set
    c = Class.new
    c.class_variable_set(:@@foo, :foo)
    assert_equal(:foo, c.class_eval { @@foo })
    assert_raise(NameError) { c.class_variable_set(:foo, 1) }
  end

  def test_class_variable_defined
    c = Class.new
    c.class_eval { @@foo = :foo }
    assert_equal(true, c.class_variable_defined?(:@@foo))
    assert_equal(false, c.class_variable_defined?(:@@bar))
    assert_raise(NameError) { c.class_variable_defined?(:foo) }
  end

  def test_remove_class_variable
    c = Class.new
    c.class_eval { @@foo = :foo }
    c.class_eval { remove_class_variable(:@@foo) }
    assert_equal(false, c.class_variable_defined?(:@@foo))
  end

  def test_export_method
    m = Module.new
    assert_raise(NameError) do
      m.instance_eval { public(:foo) }
    end
  end

  def test_attr
    assert_in_out_err([], <<-INPUT, %w(:ok nil), /warning: private attribute\?$/)
      $VERBOSE = true
      c = Class.new
      c.instance_eval do
        private
        attr_reader :foo
      end
      o = c.new
      o.foo rescue p(:ok)
      p(o.instance_eval { foo })
    INPUT

    c = Class.new
    assert_raise(NameError) do
      c.instance_eval { attr_reader :"$" }
    end
  end

  def test_undef
    assert_raise(SecurityError) do
      Thread.new do
        $SAFE = 4
        Class.instance_eval { undef_method(:foo) }
      end.join
    end

    c = Class.new
    assert_raise(NameError) do
      c.instance_eval { undef_method(:foo) }
    end

    m = Module.new
    assert_raise(NameError) do
      m.instance_eval { undef_method(:foo) }
    end

    o = Object.new
    assert_raise(NameError) do
      class << o; self; end.instance_eval { undef_method(:foo) }
    end

    %w(object_id __send__ initialize).each do |m|
      assert_in_out_err([], <<-INPUT, [], /warning: undefining `#{m}' may cause serious problem$/)
        $VERBOSE = false
        Class.new.instance_eval { undef_method(:#{m}) }
      INPUT
    end
  end

  def test_alias
    m = Module.new
    assert_raise(NameError) do
      m.class_eval { alias foo bar }
    end

    assert_in_out_err([], <<-INPUT, %w(2), /warning: discarding old foo$/)
      $VERBOSE = true
      c = Class.new
      c.class_eval do
        def foo; 1; end
        def bar; 2; end
      end
      c.class_eval { alias foo bar }
      p c.new.foo
    INPUT
  end

  def test_mod_constants
    m = Module.new
    m.const_set(:Foo, :foo)
    assert_equal([:Foo], m.constants(true))
    assert_equal([:Foo], m.constants(false))
    m.instance_eval { remove_const(:Foo) }
  end

  def test_frozen_class
    m = Module.new
    m.freeze
    assert_raise(RuntimeError) do
      m.instance_eval { undef_method(:foo) }
    end

    c = Class.new
    c.freeze
    assert_raise(RuntimeError) do
      c.instance_eval { undef_method(:foo) }
    end

    o = Object.new
    c = class << o; self; end
    c.freeze
    assert_raise(RuntimeError) do
      c.instance_eval { undef_method(:foo) }
    end
  end

  def test_method_defined
    c = Class.new
    c.class_eval do
      def foo; end
      def bar; end
      def baz; end
      public :foo
      protected :bar
      private :baz
    end

    assert_equal(true, c.public_method_defined?(:foo))
    assert_equal(false, c.public_method_defined?(:bar))
    assert_equal(false, c.public_method_defined?(:baz))

    assert_equal(false, c.protected_method_defined?(:foo))
    assert_equal(true, c.protected_method_defined?(:bar))
    assert_equal(false, c.protected_method_defined?(:baz))

    assert_equal(false, c.private_method_defined?(:foo))
    assert_equal(false, c.private_method_defined?(:bar))
    assert_equal(true, c.private_method_defined?(:baz))
  end

  def test_change_visibility_under_safe4
    c = Class.new
    c.class_eval do
      def foo; end
    end
    assert_raise(SecurityError) do
      Thread.new do
        $SAFE = 4
        c.class_eval { private :foo }
      end.join
    end
  end

  def test_top_public_private
    assert_in_out_err([], <<-INPUT, %w([:foo] [:bar]), [])
      private
      def foo; :foo; end
      public
      def bar; :bar; end
      p self.private_methods.grep(/^foo$|^bar$/)
      p self.methods.grep(/^foo$|^bar$/)
    INPUT
  end

  def test_append_features
    t = nil
    m = Module.new
    m.module_eval do
      def foo; :foo; end
    end
    class << m; self; end.class_eval do
      define_method(:append_features) do |mod|
        t = mod
        super(mod)
      end
    end

    m2 = Module.new
    m2.module_eval { include(m) }
    assert_equal(m2, t)

    o = Object.new
    o.extend(m2)
    assert_equal(true, o.respond_to?(:foo))
  end

  def test_append_features_raise
    m = Module.new
    m.module_eval do
      def foo; :foo; end
    end
    class << m; self; end.class_eval do
      define_method(:append_features) {|mod| raise }
    end

    m2 = Module.new
    assert_raise(RuntimeError) do
      m2.module_eval { include(m) }
    end

    o = Object.new
    o.extend(m2)
    assert_equal(false, o.respond_to?(:foo))
  end

  def test_append_features_type_error
    assert_raise(TypeError) do
      Module.new.instance_eval { append_features(1) }
    end
  end

  def test_included
    m = Module.new
    m.module_eval do
      def foo; :foo; end
    end
    class << m; self; end.class_eval do
      define_method(:included) {|mod| raise }
    end

    m2 = Module.new
    assert_raise(RuntimeError) do
      m2.module_eval { include(m) }
    end

    o = Object.new
    o.extend(m2)
    assert_equal(true, o.respond_to?(:foo))
  end

  def test_cyclic_include
    m1 = Module.new
    m2 = Module.new
    m1.instance_eval { include(m2) }
    assert_raise(ArgumentError) do
      m2.instance_eval { include(m1) }
    end
  end

  def test_include_p
    m = Module.new
    c1 = Class.new
    c1.instance_eval { include(m) }
    c2 = Class.new(c1)
    assert_equal(true, c1.include?(m))
    assert_equal(true, c2.include?(m))
    assert_equal(false, m.include?(m))
  end

  def test_include_under_safe4
    m = Module.new
    c1 = Class.new
    assert_raise(SecurityError) do
      lambda {
        $SAFE = 4
        c1.instance_eval { include(m) }
      }.call
    end
    assert_nothing_raised do
      lambda {
        $SAFE = 4
        c2 = Class.new
        c2.instance_eval { include(m) }
      }.call
    end
  end
end


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