func: static void patch_pcihp(int slot, uint8_t *ssdt_ptr, uint32_t eject)
  
  {
  
      ssdt_ptr[ACPI_PCIHP_OFFSET_HEX] = acpi_get_hex(slot >> 4);
  
      ssdt_ptr[ACPI_PCIHP_OFFSET_HEX + 1] = acpi_get_hex(slot);
  
      ssdt_ptr[ACPI_PCIHP_OFFSET_ID] = slot;
  
      ssdt_ptr[ACPI_PCIHP_OFFSET_ADR + 2] = slot;
  
  
  
      /* Runtime patching of ACPI_EJ0: to disable hotplug for a slot,
  
       * replace the method name: _EJ0 by ACPI_EJ0_.
  
       */
  
      /* Sanity check */
  
      assert(!memcmp(ssdt_ptr + ACPI_PCIHP_OFFSET_EJ0, "_EJ0", 4));
  
  
  
      if (!eject) {
  
          memcpy(ssdt_ptr + ACPI_PCIHP_OFFSET_EJ0, "EJ0_", 4);
  
      }
  
  }
  