block/RSA:
  description: RSA (Rivest Shamir Adleman) Accelerator.
  items:
  - name: M_MEM
    description: The memory that stores M.
    array:
      len: 96
      stride: 4
    byte_offset: 0
  - name: Z_MEM
    description: The memory that stores Z.
    array:
      len: 96
      stride: 4
    byte_offset: 512
  - name: Y_MEM
    description: The memory that stores Y.
    array:
      len: 96
      stride: 4
    byte_offset: 1024
  - name: X_MEM
    description: The memory that stores X.
    array:
      len: 96
      stride: 4
    byte_offset: 1536
  - name: M_PRIME
    description: RSA M_prime register.
    byte_offset: 2048
    fieldset: M_PRIME
  - name: MODE
    description: RSA mode register.
    byte_offset: 2052
    fieldset: MODE
  - name: QUERY_CLEAN
    description: RSA query clean register.
    byte_offset: 2056
    fieldset: QUERY_CLEAN
  - name: SET_START_MODEXP
    description: RSA modular exponentiation trigger register.
    byte_offset: 2060
    fieldset: SET_START_MODEXP
  - name: SET_START_MODMULT
    description: RSA modular multiplication trigger register.
    byte_offset: 2064
    fieldset: SET_START_MODMULT
  - name: SET_START_MULT
    description: RSA normal multiplication trigger register.
    byte_offset: 2068
    fieldset: SET_START_MULT
  - name: QUERY_IDLE
    description: RSA query idle register.
    byte_offset: 2072
    fieldset: QUERY_IDLE
  - name: INT_CLR
    description: RSA interrupt clear register.
    byte_offset: 2076
    fieldset: INT_CLR
  - name: CONSTANT_TIME
    description: RSA constant time option register.
    byte_offset: 2080
    fieldset: CONSTANT_TIME
  - name: SEARCH_ENABLE
    description: RSA search option.
    byte_offset: 2084
    fieldset: SEARCH_ENABLE
  - name: SEARCH_POS
    description: RSA search position configure register.
    byte_offset: 2088
    fieldset: SEARCH_POS
  - name: INT_ENA
    description: RSA interrupt enable register.
    byte_offset: 2092
    fieldset: INT_ENA
  - name: DATE
    description: RSA version control register.
    byte_offset: 2096
    fieldset: DATE
fieldset/CONSTANT_TIME:
  description: RSA constant time option register.
  fields:
  - name: CONSTANT_TIME
    description: 'Configure this bit to 0 for acceleration. 0: with acceleration, 1: without acceleration(defalut).'
    bit_offset: 0
    bit_size: 1
fieldset/DATE:
  description: RSA version control register.
  fields:
  - name: DATE
    description: rsa version information.
    bit_offset: 0
    bit_size: 30
fieldset/INT_CLR:
  description: RSA interrupt clear register.
  fields:
  - name: CLEAR_INTERRUPT
    description: set this bit to clear RSA interrupt.
    bit_offset: 0
    bit_size: 1
fieldset/INT_ENA:
  description: RSA interrupt enable register.
  fields:
  - name: INT_ENA
    description: 'Set this bit to enable interrupt that occurs when rsa calculation is done. 1''b0: disable, 1''b1: enable(default).'
    bit_offset: 0
    bit_size: 1
fieldset/MODE:
  description: RSA mode register.
  fields:
  - name: MODE
    description: rsa mode (rsa length).
    bit_offset: 0
    bit_size: 7
fieldset/M_PRIME:
  description: RSA M_prime register.
  fields:
  - name: M_PRIME
    description: Those bits stores m'.
    bit_offset: 0
    bit_size: 32
fieldset/QUERY_CLEAN:
  description: RSA query clean register.
  fields:
  - name: QUERY_CLEAN
    description: query clean.
    bit_offset: 0
    bit_size: 1
fieldset/QUERY_IDLE:
  description: RSA query idle register.
  fields:
  - name: QUERY_IDLE
    description: 'query rsa idle. 1''b0: busy, 1''b1: idle.'
    bit_offset: 0
    bit_size: 1
fieldset/SEARCH_ENABLE:
  description: RSA search option.
  fields:
  - name: SEARCH_ENABLE
    description: 'Configure this bit to 1 for acceleration. 1: with acceleration, 0: without acceleration(default). This option should be used together with RSA_SEARCH_POS.'
    bit_offset: 0
    bit_size: 1
fieldset/SEARCH_POS:
  description: RSA search position configure register.
  fields:
  - name: SEARCH_POS
    description: Configure this field to set search position. This field should be used together with RSA_SEARCH_ENABLE. The field is only meaningful when RSA_SEARCH_ENABLE is high.
    bit_offset: 0
    bit_size: 12
fieldset/SET_START_MODEXP:
  description: RSA modular exponentiation trigger register.
  fields:
  - name: SET_START_MODEXP
    description: start modular exponentiation.
    bit_offset: 0
    bit_size: 1
fieldset/SET_START_MODMULT:
  description: RSA modular multiplication trigger register.
  fields:
  - name: SET_START_MODMULT
    description: start modular multiplication.
    bit_offset: 0
    bit_size: 1
fieldset/SET_START_MULT:
  description: RSA normal multiplication trigger register.
  fields:
  - name: SET_START_MULT
    description: start multiplicaiton.
    bit_offset: 0
    bit_size: 1