209 lines
4.2 KiB
YAML
209 lines
4.2 KiB
YAML
block/AES:
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description: Advanced encryption standard hardware accelerator
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items:
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- name: CR
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description: Control register
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byte_offset: 0
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fieldset: CR
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- name: SR
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description: Status register
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byte_offset: 4
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fieldset: SR
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- name: DINR
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description: Data input register
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byte_offset: 8
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fieldset: DINR
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- name: DOUTR
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description: Data output register
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byte_offset: 12
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fieldset: DOUTR
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- name: KEYR
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description: Key register
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array:
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offsets:
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- 0
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- 4
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- 8
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- 12
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- 32
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- 36
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- 40
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- 44
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byte_offset: 16
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fieldset: KEYR
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- name: IVR
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description: Initialization vector register
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array:
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len: 4
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stride: 4
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byte_offset: 32
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fieldset: IVR
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- name: SUSPR
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description: Suspend register
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array:
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len: 8
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stride: 4
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byte_offset: 64
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fieldset: SUSPR
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fieldset/CR:
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description: Control register
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fields:
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- name: EN
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description: AES enable
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bit_offset: 0
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bit_size: 1
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- name: DATATYPE
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description: Data type selection
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bit_offset: 1
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bit_size: 2
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enum: DATATYPE
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- name: MODE
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description: Operating mode
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bit_offset: 3
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bit_size: 2
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enum: MODE
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- name: CHMOD10
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description: Chaining mode bit1 bit0
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bit_offset: 5
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bit_size: 2
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- name: CCFC
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description: Computation Complete Flag Clear
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bit_offset: 7
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bit_size: 1
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- name: ERRC
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description: Error clear
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bit_offset: 8
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bit_size: 1
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- name: CCFIE
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description: CCF flag interrupt enable
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bit_offset: 9
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bit_size: 1
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- name: ERRIE
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description: Error interrupt enable
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bit_offset: 10
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bit_size: 1
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- name: DMAINEN
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description: Enable DMA management of data input phase
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bit_offset: 11
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bit_size: 1
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- name: DMAOUTEN
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description: Enable DMA management of data output phase
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bit_offset: 12
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bit_size: 1
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- name: GCMPH
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description: GCM or CCM phase selection
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bit_offset: 13
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bit_size: 2
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enum: GCMPH
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- name: CHMOD2
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description: Chaining mode bit2
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bit_offset: 16
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bit_size: 1
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- name: KEYSIZE
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description: Key size selection
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bit_offset: 18
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bit_size: 1
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- name: NPBLB
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description: Number of padding bytes in last block of payload
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bit_offset: 20
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bit_size: 4
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fieldset/DINR:
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description: Data input register
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fields:
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- name: DIN
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description: Input data word
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bit_offset: 0
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bit_size: 32
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fieldset/DOUTR:
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description: Data output register
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fields:
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- name: DOUT
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description: Output data word
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bit_offset: 0
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bit_size: 32
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fieldset/IVR:
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description: Initialization vector register
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fields:
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- name: IVI
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description: Initialization vector input
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bit_offset: 0
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bit_size: 32
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fieldset/KEYR:
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description: Key register
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fields:
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- name: KEY
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description: Cryptographic key
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bit_offset: 0
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bit_size: 32
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fieldset/SR:
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description: Status register
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fields:
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- name: CCF
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description: Computation complete flag
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bit_offset: 0
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bit_size: 1
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- name: RDERR
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description: Read error flag
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bit_offset: 1
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bit_size: 1
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- name: WRERR
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description: Write error flag
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bit_offset: 2
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bit_size: 1
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- name: BUSY
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description: Busy flag
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bit_offset: 3
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bit_size: 1
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fieldset/SUSPR:
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description: Suspend register
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fields:
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- name: SUSP
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description: AES suspend
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bit_offset: 0
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bit_size: 32
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enum/DATATYPE:
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bit_size: 2
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variants:
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- name: None
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description: Word
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value: 0
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- name: HalfWord
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description: Half-word (16-bit)
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value: 1
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- name: Byte
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description: Byte (8-bit)
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value: 2
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- name: Bit
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description: Bit
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value: 3
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enum/GCMPH:
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bit_size: 2
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variants:
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- name: Init phase
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description: Init phase
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value: 0
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- name: Header phase
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description: Header phase
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value: 1
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- name: Payload phase
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description: Payload phase
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value: 2
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- name: Final phase
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description: Final phase
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value: 3
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enum/MODE:
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bit_size: 2
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variants:
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- name: Mode1
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description: Encryption
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value: 0
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- name: Mode2
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description: Key derivation (or key preparation for ECB/CBC decryption)
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value: 1
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- name: Mode3
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description: Decryption
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value: 2
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- name: Mode4
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description: Key derivation then single decryption
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value: 3
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