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variable sys_zynq
variable sys_addr_cntrl_space
variable sys_cpu_interconnect_index
variable sys_hp0_interconnect_index
variable sys_hp1_interconnect_index
variable sys_hp2_interconnect_index
variable sys_hp3_interconnect_index
variable sys_mem_interconnect_index
variable sys_interrupts_n
variable sys_interrupts_q

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set sys_cpu_interconnect_index 0
set sys_hp0_interconnect_index 0
set sys_hp1_interconnect_index 0
set sys_hp2_interconnect_index 0
set sys_hp3_interconnect_index 0
set sys_mem_interconnect_index 0
set sys_interrupts_n 0

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proc ad_connect_type {p_name} {

  set m_name ""

  if {$m_name eq ""} {set m_name [get_bd_nets       -quiet $p_name]}
  if {$m_name eq ""} {set m_name [get_bd_pins       -quiet $p_name]}
  if {$m_name eq ""} {set m_name [get_bd_ports      -quiet $p_name]}
  if {$m_name eq ""} {set m_name [get_bd_intf_nets  -quiet $p_name]}
  if {$m_name eq ""} {set m_name [get_bd_intf_pins  -quiet $p_name]}
  if {$m_name eq ""} {set m_name [get_bd_intf_ports -quiet $p_name]}

  return $m_name
}

proc ad_connect {p_name_1 p_name_2} {

  set m_name_1 [ad_connect_type $p_name_1]
  set m_name_2 [ad_connect_type $p_name_2]

  if {[get_property CLASS $m_name_1] eq "bd_intf_pin"} {
    connect_bd_intf_net $m_name_1 $m_name_2
    return
  }

  if {[get_property CLASS $m_name_1] eq "bd_pin"} {
    connect_bd_net $m_name_1 $m_name_2
    return
  }

  if {[get_property CLASS $m_name_1] eq "bd_net"} {
    set m_source_1 [filter [get_bd_pins -of_objects [get_bd_nets $m_name_1]] -regexp "DIR == O"]
    connect_bd_net -net $m_name_1 $m_name_2 $m_source_1
    return
  }
}

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proc ad_mem_interconnect {p_sel p_name p_clk} {

  set m_clk_source [filter [get_bd_pins -of_objects [get_bd_nets $p_clk]] -regexp "DIR == O"]

  if {($p_sel == "HP0") && ($sys_zynq == 1)} {
    if {$sys_hp0_interconnect_index == 0} {
    }
  }
}

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proc ad_cpu_interrupt {p_index p_name} {

  global sys_interrupts_n
  global sys_interrupts_q

  set i_str "In$p_index"

  if {$p_index >= $sys_interrupts_n} {
    set sys_interrupts_n [expr $p_index + 1]
    set_property CONFIG.NUM_PORTS $sys_interrupts_n [get_bd_cells sys_concat_intc]
  }

  set sys_interrupts_q($p_index) $p_name
  set p_intr [filter [get_bd_pins -quiet -of_objects [get_bd_cells $p_name]] \
    -regexp "TYPE == intr"]

  connect_bd_net -net "${p_name}_intr" \
    [get_bd_pins sys_concat_intc/${i_str}] \
    [get_bd_pins ${p_intr}]
}

proc ad_cpu_interrupt_update {} {

  global sys_zynq
  global sys_interrupts_n
  global sys_interrupts_q

  if {$sys_zynq == 1} {
    connect_bd_net -net sys_cpu_interrupt \
      [get_bd_pins sys_concat_intc/dout] \
      [get_bd_pins sys_ps7/IRQ_F2P]
  } else {
    connect_bd_net -net sys_cpu_interrupt \
      [get_bd_pins sys_concat_intc/dout] \
      [get_bd_pins axi_intc/intr]
  }

  for {set p_index 0} {$p_index < $sys_interrupts_n} {incr p_index} {
    if {![info exists sys_interrupts_q($p_index)]} {
      set i_str "In$p_index"
      set o_str "unc_intr_$p_index"
      create_bd_port -dir I ${o_str}
      connect_bd_net -net ${o_str} \
        [get_bd_pins sys_concat_intc/${i_str}] \
        [get_bd_ports ${o_str}]
    }
  }
}

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proc ad_cpu_interconnect {p_address p_name} {

  global sys_zynq
  global sys_addr_cntrl_space
  global sys_cpu_interconnect_index

  set i_str "M$sys_cpu_interconnect_index"
  if {$sys_cpu_interconnect_index < 10} {
    set i_str "M0$sys_cpu_interconnect_index"
  }

  set m_clk_source [filter [get_bd_pins -of_objects [get_bd_nets sys_cpu_clk]] -regexp "DIR == O"]
  set m_reset_source [filter [get_bd_pins -of_objects [get_bd_nets sys_cpu_resetn]] -regexp "DIR == O"]

  if {($sys_cpu_interconnect_index == 0) && ($sys_zynq == 1)} {

    connect_bd_net -net sys_cpu_clk \
      [get_bd_pins sys_ps7/M_AXI_GP0_ACLK] \
      [get_bd_pins axi_cpu_interconnect/ACLK] \
      [get_bd_pins axi_cpu_interconnect/S00_ACLK] \
      $m_clk_source

    connect_bd_net -net sys_cpu_resetn \
      [get_bd_pins axi_cpu_interconnect/ARESETN] \
      [get_bd_pins axi_cpu_interconnect/S00_ARESETN] \
      $m_reset_source

    connect_bd_intf_net -intf_net sys_ps7_axi \
      [get_bd_intf_pins axi_cpu_interconnect/S00_AXI] \
      [get_bd_intf_pins sys_ps7/M_AXI_GP0]

  }

  if {($sys_cpu_interconnect_index == 0) && ($sys_zynq == 0)} {

    connect_bd_net -net sys_cpu_clk \
      [get_bd_pins sys_ps7/M_AXI_GP0_ACLK] \
      [get_bd_pins axi_cpu_interconnect/ACLK] \
      [get_bd_pins axi_cpu_interconnect/S00_ACLK] \
      $m_clk_source

    connect_bd_net -net sys_cpu_resetn \
      [get_bd_pins axi_cpu_interconnect/ARESETN] \
      [get_bd_pins axi_cpu_interconnect/S00_ARESETN] \
      $m_reset_source

    connect_bd_intf_net -intf_net sys_ps7_axi \
      [get_bd_intf_pins axi_cpu_interconnect/S00_AXI] \
      [get_bd_intf_pins sys_ps7/M_AXI_GP0]

  }

  set sys_cpu_interconnect_index [expr $sys_cpu_interconnect_index + 1]
  set p_seg [get_bd_addr_segs -of_objects [get_bd_cells $p_name]]
  set p_seg_range [get_property range $p_seg]
  set p_seg_fields [split $p_seg "/"]

  lassign $p_seg_fields no_use p_seg_name p_seg_intf p_seg_base

  set_property CONFIG.NUM_MI $sys_cpu_interconnect_index [get_bd_cells axi_cpu_interconnect]

  set p_clock [filter [get_bd_pins -quiet -of_objects [get_bd_cells $p_name]] \
    -regexp "CONFIG.ASSOCIATED_BUSIF == ${p_seg_intf}"]
  set p_reset [get_property CONFIG.ASSOCIATED_RESET [get_bd_pins ${p_clock}]]

  connect_bd_net -net sys_cpu_clk \
    [get_bd_pins "axi_cpu_interconnect/${i_str}_ACLK"] \
    [get_bd_pins ${p_clock}] \
    $m_clk_source

  connect_bd_net -net sys_cpu_resetn \
    [get_bd_pins "axi_cpu_interconnect/${i_str}_ARESETN"] \
    [get_bd_pins ${p_name}/${p_reset}] \
    $m_reset_source

  connect_bd_intf_net -intf_net "${p_name}_axi_lite" \
    [get_bd_intf_pins "axi_cpu_interconnect/${i_str}_AXI"] \
    [get_bd_intf_pins ${p_seg_name}/${p_seg_intf}]

  create_bd_addr_seg -range $p_seg_range \
    -offset $p_address $sys_addr_cntrl_space \
    $p_seg "SEG_data_${p_name}"
}

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