Class: Yast::ArchClass

Inherits:
Module
  • Object
show all
Defined in:
../../library/general/src/modules/Arch.rb

Instance Method Summary (collapse)

Instance Method Details

- (Object) alpha

true for all alpha architectures



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# File '../../library/general/src/modules/Arch.rb', line 147

def alpha
  architecture == "alpha"
end

- (String) arch_short

Returns general architecture type (one of sparc, mips, ppc, s390, i386, alpha, ia64, x86_64)

Returns:

  • (String)

    arch_short



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# File '../../library/general/src/modules/Arch.rb', line 185

def arch_short
  if sparc
    return "sparc"
  elsif mips
    return "mips"
  elsif ppc
    return "ppc"
  elsif s390
    return "s390"
  else
    return architecture
  end
end

- (String) architecture

Returns full architecture type (one of i386, sparc, sparc64, mips, mips64, ppc, ppc64, alpha, s390_32, s390_64, ia64, x86_64)

Returns:

  • (String)

    architecture



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# File '../../library/general/src/modules/Arch.rb', line 69

def architecture
  if @_architecture == nil
    @_architecture = Convert.to_string(
      SCR.Read(path(".probe.architecture"))
    )
  end
  @_architecture
end

- (Object) board_chrp

true for all “CHRP” ppc boards



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# File '../../library/general/src/modules/Arch.rb', line 303

def board_chrp
  ppc && board_compatible == "CHRP"
end

- (Object) board_compatible

************************************************************ general system board types (initialized in constructor)



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# File '../../library/general/src/modules/Arch.rb', line 202

def board_compatible
  if @_board_compatible == nil
    @_checkgeneration = ""
    systemProbe = Convert.convert(
      SCR.Read(path(".probe.system")),
      :from => "any",
      :to   => "list <map>"
    )
    systemProbe = [] if systemProbe == nil

    Builtins.foreach(systemProbe) do |systemEntry|
      checksys = Ops.get_string(systemEntry, "system", "")
      @_checkgeneration = Ops.get_string(systemEntry, "generation", "")
      @_board_compatible = checksys if checksys != ""
    end
    Builtins.y2milestone("_board_compatible '%1' \n", @_board_compatible)
    @_board_compatible = "wintel" if i386 || x86_64
    # hwinfo expects CHRP/PReP/iSeries/MacRISC* in /proc/cpuinfo
    # there is no standard for the board identification
    # Cell and Maple based boards have no CHRP in /proc/cpuinfo
    # Pegasos and Cell do have CHRP in /proc/cpuinfo, but Pegasos2 should no be handled as CHRP
    # Efika is handled like Pegasos for the time being
    if ppc && (@_board_compatible == nil || @_board_compatible == "CHRP")
      device_type = Convert.to_map(
        SCR.Execute(
          path(".target.bash_output"),
          "echo -n `cat /proc/device-tree/device_type`",
          {}
        )
      )
      model = Convert.to_map(
        SCR.Execute(
          path(".target.bash_output"),
          "echo -n `cat /proc/device-tree/model`",
          {}
        )
      )
      board = Ops.get_string(model, "stdout", "")
      Builtins.y2milestone(
        "model %1 , device_type %2\n",
        model,
        device_type
      )
      # catch remaining IBM boards
      if Builtins.issubstring(
          Ops.get_string(device_type, "stdout", ""),
          "chrp"
        )
        @_board_compatible = "CHRP"
      end
      # Maple has its own way of pretenting OF1275 compliance
      if board == "Momentum,Maple-D" || board == "Momentum,Maple-L" ||
          board == "Momentum,Maple"
        @_board_compatible = "CHRP"
      end
      # Pegasos has CHRP in /proc/cpuinfo and 'chrp' in /proc/device-tree/device_type
      if board == "Pegasos2" ||
          Builtins.issubstring(
            Builtins.tolower(Ops.get_string(device_type, "stdout", "")),
            "pegasos2"
          )
        @_board_compatible = "Pegasos"
      end
      # Efika has CHRP in /proc/cpuinfo and 'efika' in /proc/device-tree/device_type
      if Builtins.issubstring(Builtins.tolower(board), "efika") ||
          Builtins.issubstring(
            Builtins.tolower(Ops.get_string(device_type, "stdout", "")),
            "efika"
          )
        @_board_compatible = "Pegasos"
      end
    end
    # avoid future re-probing if probing failed
    # also avoid passing nil outside the module
    if fun_ref(method(:board_compatible), "string ()") == nil
      @_board_compatible = ""
    end
  end
  @_board_compatible
end

- (Object) board_iseries

true for all “iSeries” ppc boards



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# File '../../library/general/src/modules/Arch.rb', line 308

def board_iseries
  ppc && board_compatible == "iSeries"
end

- (Object) board_mac

true for all PPC “MacRISC” boards



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# File '../../library/general/src/modules/Arch.rb', line 283

def board_mac
  ppc &&
    (board_compatible == "MacRISC" || board_compatible == "MacRISC2" ||
      board_compatible == "MacRISC3" ||
      board_compatible == "MacRISC4")
end

- (Object) board_mac_new

true for all “NewWorld” PowerMacs



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# File '../../library/general/src/modules/Arch.rb', line 291

def board_mac_new
  # board_mac calls board_compatible which initializes _checkgeneration
  board_mac && @_checkgeneration == "NewWorld"
end

- (Object) board_mac_old

true for all “OldWorld” powermacs



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# File '../../library/general/src/modules/Arch.rb', line 297

def board_mac_old
  # board_mac calls board_compatible which initializes _checkgeneration
  board_mac && @_checkgeneration == "OldWorld"
end

- (Object) board_pegasos

true for all “Pegasos” and “Efika” ppc boards



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# File '../../library/general/src/modules/Arch.rb', line 318

def board_pegasos
  ppc && board_compatible == "Pegasos"
end

- (Object) board_prep

true for all “PReP” ppc boards



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# File '../../library/general/src/modules/Arch.rb', line 313

def board_prep
  ppc && board_compatible == "PReP"
end

- (Object) board_wintel

true for all “Windows/Intel” compliant boards (x86 based)



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# File '../../library/general/src/modules/Arch.rb', line 323

def board_wintel
  board_compatible == "wintel"
end

- (Object) has_pcmcia

true if the system supports PCMCIA But modern notebook computers do not have it. See also Bugzilla #151813#c10

Returns:

  • true if the system supports PCMCIA

See Also:



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# File '../../library/general/src/modules/Arch.rb', line 335

def has_pcmcia
  if @_has_pcmcia == nil
    @_has_pcmcia = Convert.to_boolean(SCR.Read(path(".probe.has_pcmcia")))
  end
  @_has_pcmcia
end

- (Object) has_smp

true if running on multiprocessor board. This only reflects the board, not the actual number of CPUs or the running kernel!

Returns:

  • true if running on multiprocessor board



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# File '../../library/general/src/modules/Arch.rb', line 472

def has_smp
  if @_has_smp == nil
    @_has_smp = Convert.to_boolean(SCR.Read(path(".probe.has_smp")))
  end
  if alpha
    # get smp for alpha from /etc/install.inf
    setSMP(SCR.Read(path(".etc.install_inf.SMP")) == "1")
  end
  @_has_smp
end

- (Object) i386

true for all x86 compatible architectures



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# File '../../library/general/src/modules/Arch.rb', line 79

def i386
  architecture == "i386"
end

- (Object) ia64

true for all IA64 (itanium) architectures



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# File '../../library/general/src/modules/Arch.rb', line 173

def ia64
  architecture == "ia64"
end

- (Object) is_kvm

true if KVM is running

Returns:

  • true if we are running on KVM hypervisor



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# File '../../library/general/src/modules/Arch.rb', line 443

def is_kvm
  if @_is_kvm == nil
    # KVM hypervisor has /dev/kvm file
    stat = Convert.to_map(SCR.Read(path(".target.stat"), "/dev/kvm"))
    Builtins.y2milestone("stat /dev/kvm: %1", stat)

    @_is_kvm = Ops.greater_than(Builtins.size(stat), 0)
  end

  @_is_kvm
end

- (Object) is_laptop

true if the system runs on laptop

Returns:

  • if the system is a laptop



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# File '../../library/general/src/modules/Arch.rb', line 345

def is_laptop
  if @_is_laptop == nil
    system = Convert.convert(
      SCR.Read(path(".probe.system")),
      :from => "any",
      :to   => "list <map>"
    )
    formfactor = Ops.get_string(system, [0, "formfactor"], "")
    @_is_laptop = formfactor == "laptop"
  end
  @_is_laptop
end

- (Object) is_uml

Deprecated.

true if UML

Returns:

  • true if the system is UML



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# File '../../library/general/src/modules/Arch.rb', line 364

def is_uml
  if @_is_uml == nil
    @_is_uml = Convert.to_boolean(SCR.Read(path(".probe.is_uml")))
  end
  @_is_uml
end

- (Object) is_xen

true if Xen kernel is running (dom0 or domU)

Returns:

  • true if the Xen kernel is running



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# File '../../library/general/src/modules/Arch.rb', line 375

def is_xen
  if @_is_xen == nil
    # XEN kernel has /proc/xen directory
    stat = Convert.to_map(SCR.Read(path(".target.stat"), "/proc/xen"))
    Builtins.y2milestone("stat /proc/xen: %1", stat)

    @_is_xen = Ops.greater_than(Builtins.size(stat), 0)

    if @_is_xen
      Builtins.y2milestone("/proc/xen exists")

      # check also the running kernel
      # a FV machine has also /proc/xen, but the kernel is kernel-default
      out = Convert.to_map(
        SCR.Execute(path(".target.bash_output"), "uname -r", {})
      )

      kernel_ver = Ops.get_string(out, "stdout", "")
      l = Builtins.splitstring(kernel_ver, "\n")
      kernel_ver = Ops.get(l, 0, "")
      Builtins.y2milestone("Kernel version: %1", kernel_ver)

      if !Builtins.regexpmatch(kernel_ver, "-xen$") &&
          !Builtins.regexpmatch(kernel_ver, "-xenpae$")
        # kernel default is running
        @_is_xen = false
      end

      Builtins.y2milestone("kernel-xen is running: %1", @_is_xen)
    end
  end

  @_is_xen
end

- (Object) is_xen0

true if dom0 Xen kernel is running

Returns:

  • true if the Xen kernel is running in dom0

See Also:



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# File '../../library/general/src/modules/Arch.rb', line 414

def is_xen0
  if @_is_xen0 == nil
    # dom0 Xen kernel has /proc/xen/xsd_port file
    stat = Convert.to_map(
      SCR.Read(path(".target.stat"), "/proc/xen/xsd_port")
    )
    Builtins.y2milestone("stat /proc/xen/xsd_port: %1", stat)

    @_is_xen0 = Ops.greater_than(Builtins.size(stat), 0)
  end

  @_is_xen0
end

- (Object) is_xenU

true if domU Xen kernel is running

Returns:

  • true if the Xen kernel is running in another domain than dom0

See Also:



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# File '../../library/general/src/modules/Arch.rb', line 433

def is_xenU
  is_xen && !is_xen0
end

- (Object) main



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# File '../../library/general/src/modules/Arch.rb', line 35

def main

  # local variables

  @_architecture = nil

  @_board_compatible = nil

  @_checkgeneration = ""

  @_has_pcmcia = nil

  @_is_laptop = nil

  @_is_uml = nil

  @_has_smp = nil

  # Xen domain (dom0 or domU)
  @_is_xen = nil

  # Xen dom0
  @_is_xen0 = nil

  # KVM
  @_is_kvm = nil
end

- (Object) mips

true for all mips architectures (32 or 64 bit)

See Also:



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# File '../../library/general/src/modules/Arch.rb', line 121

def mips
  mips32 || mips64
end

- (Object) mips32

true for all 32bit mips architectures

See Also:



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# File '../../library/general/src/modules/Arch.rb', line 107

def mips32
  architecture == "mips"
end

- (Object) mips64

true for all 64bit mips architectures

See Also:



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# File '../../library/general/src/modules/Arch.rb', line 114

def mips64
  architecture == "mips64"
end

- (Object) ppc

true for all ppc architectures (32 or 64 bit)

See Also:



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# File '../../library/general/src/modules/Arch.rb', line 142

def ppc
  ppc32 || ppc64
end

- (Object) ppc32

true for all 32bit ppc architectures

See Also:



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# File '../../library/general/src/modules/Arch.rb', line 128

def ppc32
  architecture == "ppc"
end

- (Object) ppc64

true for all 64bit ppc architectures

See Also:



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# File '../../library/general/src/modules/Arch.rb', line 135

def ppc64
  architecture == "ppc64"
end

- (Object) s390

true for all S/390 architectures (32 or 64 bit)

See Also:



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# File '../../library/general/src/modules/Arch.rb', line 168

def s390
  s390_32 || s390_64
end

- (Object) s390_32

true for all 32bit S/390 architectures

See Also:



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# File '../../library/general/src/modules/Arch.rb', line 154

def s390_32
  architecture == "s390_32"
end

- (Object) s390_64

true for all 64bit S/390 architectures

See Also:



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# File '../../library/general/src/modules/Arch.rb', line 161

def s390_64
  architecture == "s390_64"
end

- (Object) setSMP(is_smp)

Set “Arch::has_smp ()”. Since Alpha doesn't reliably probe smp, 'has_smp' must be set later with this function.

Examples:

setSMP(true);

Parameters:

  • is_smp (Boolean)

    true if has_smp should be true



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# File '../../library/general/src/modules/Arch.rb', line 462

def setSMP(is_smp)
  @_has_smp = is_smp

  nil
end

- (Object) sparc

true for all sparc architectures (32 or 64 bit)

See Also:



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# File '../../library/general/src/modules/Arch.rb', line 100

def sparc
  sparc32 || sparc64
end

- (Object) sparc32

true for all 32bit sparc architectures

See Also:



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# File '../../library/general/src/modules/Arch.rb', line 86

def sparc32
  architecture == "sparc"
end

- (Object) sparc64

true for all 64bit sparc architectures

See Also:



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# File '../../library/general/src/modules/Arch.rb', line 93

def sparc64
  architecture == "sparc64"
end

- (Object) x11_setup_needed

run X11 configuration after inital boot this is false in case of: installation on iSeries, installation on S390

Returns:

  • true when the X11 configuration is needed after inital boot

See Also:

  • Yast::ArchClass#Installation#Installation::x11_setup_needed


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# File '../../library/general/src/modules/Arch.rb', line 490

def x11_setup_needed
  # disable X11 setup after initial boot
  return false if board_iseries || s390 || mips
  true
end

- (Object) x86_64

true for all x86-64 (AMD Hammer) architectures



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# File '../../library/general/src/modules/Arch.rb', line 178

def x86_64
  architecture == "x86_64"
end