<?xml version='1.0' encoding='utf-8'?>
<!DOCTYPE register_page SYSTEM "registers.dtd">
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<?xml-stylesheet href="one_register.xsl" type="text/xsl" ?>







<register_page>
  <registers>
  
    <register is_register="True" is_internal="False" is_stub_entry="False">
      <reg_short_name>GICC_NSAPR&lt;n&gt;</reg_short_name>
        
        <reg_long_name>CPU Interface Non-secure Active Priorities Registers</reg_long_name>



      
            <reg_condition otherwise="RES0">when FEAT_GICv3_LEGACY is implemented</reg_condition>
          <reg_array>
              <reg_array_start>0</reg_array_start>
              <reg_array_end>3</reg_array_end>
         </reg_array>
      

    
  <reg_address
      external_access="False"
    mem_map_access="True"
      power_domain="None"
  >
    <reg_component>GIC CPU interface</reg_component>
    <reg_offset><hexnumber>0x00E0</hexnumber> + (4 * n)</reg_offset>
    <reg_instance>GICC_NSAPR&lt;n&gt;</reg_instance>
    <reg_access>
      
        
      <reg_access_state>
          <reg_access_level>When GICD_CTLR.DS == '0'</reg_access_level>
          <reg_access_type>RW</reg_access_type>
      </reg_access_state>
        
      <reg_access_state>
          <reg_access_level>When an access is Secure</reg_access_level>
          <reg_access_type>RW</reg_access_type>
      </reg_access_state>
        
      <reg_access_state>
          <reg_access_level>When an access is Non-secure</reg_access_level>
          <reg_access_type>RW</reg_access_type>
      </reg_access_state>
    </reg_access>
</reg_address>



          <reg_reset_value></reg_reset_value>

      <reg_mappings>
        




      </reg_mappings>

        <reg_purpose>
          
    
      <purpose_text>
        <para>Provides information about Group 1 interrupt active priorities.</para>
      </purpose_text>

        </reg_purpose>

      <reg_groups>
            <reg_group>GICC</reg_group>
      </reg_groups>
      <reg_configuration>
        
    
      <configuration_text>
        <para>The contents of these registers are <arm-defined-word>IMPLEMENTATION DEFINED</arm-defined-word> with the one architectural requirement that the value <hexnumber>0x00000000</hexnumber> is consistent with no interrupts being active.</para>

      </configuration_text>
      <configuration_text>
        <para>When <register_link state="ext" id="ext-gicd_ctlr.xml">GICD_CTLR</register_link>.DS==0, these registers are RAZ/WI to Non-secure accesses.</para>

      </configuration_text>
      <configuration_text>
        <para>GICC_NSAPR1 is implemented only in implementations that support 6 or more bits of priority. GICC_NSAPR2 and GICC_NSAPR3 are implemented only in implementations that support 7 bits of priority.</para>
      </configuration_text>

      </reg_configuration>
      
      
        
      <reg_attributes>
          
    
      <attributes_text>
        <para>GICC_NSAPR&lt;n&gt; is a 32-bit register.</para>
      </attributes_text>

      </reg_attributes>
      <reg_fieldsets>
        






<fields id="fieldset_0" length="32">
  <text_before_fields/>
  <field id="fieldset_0-31_0" has_partial_fieldset="False" is_linked_to_partial_fieldset="False" is_access_restriction_possible="False" is_variable_length="False" is_constant_value="False" is_partial_field="False" is_conditional_field_name="False">
    <field_name>IMPLEMENTATION DEFINED</field_name>
    <field_msb>31</field_msb>
    <field_lsb>0</field_lsb>
    <rel_range>31:0</rel_range>
    <field_description order="before">
      <para><arm-defined-word>IMPLEMENTATION DEFINED</arm-defined-word>.</para>
    </field_description>
    <field_resets>
      <field_reset reset_type="Warm">
        <field_reset_expression>0x00000000</field_reset_expression>
      </field_reset>
    </field_resets>
  </field>
  <text_after_fields/>
</fields>




<reg_fieldset length="32">
  <fieldat id="fieldset_0-31_0" msb="31" lsb="0"/>
</reg_fieldset>


      </reg_fieldsets>
        <reg_variables>
              <reg_variable variable="n" max="3"/>
        </reg_variables>

      <access_mechanisms>
          






    

      </access_mechanisms>

      <arch_variants>
      </arch_variants>
  </register>
</registers>
<timestamp>2026-03-26 20:27:25</timestamp>
<commit_id>2026-03_rel</commit_id>
</register_page>