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Line 47: − (:tableend:)+ − (:table border=1 cellspacing=0 cellpadding=3 bgcolor=#F0F0F0 :)+ − (:cellnr bgcolor=#E0E0E0 :)'''BIT'''+ − (:cell bgcolor=#E0E0E0 :)'''DESCRIPTION'''+ − (:cellnr:)4-0+ − (:cell:)Write fifo count+ − (:cellnr:)9-5+ − (:cell:)Read fifo count+ − (:cellnr:)10+ − (:cell:)Flush write fifo+ − (:cellnr:)11+ − (:cell:)Flush read fifo+ − (:cellnr:)15-12+ − (:cell:)?+ − (:cellnr:)18-16+ − (:cell:)MAC size (size in bytes = s*2+2, e.g, 7 == 16 bytes)+ − (:cellnr:)19+ − (:cell:)?+ − (:cellnr:)20+ − (:cell:)MAC input control (0 = read MAC from FIFO, 1 = read MAC from REG_AESMAC)+ − (:cellnr:)21+ − (:cell:)MAC status (0 = invalid, 1 = verified)+ − (:cellnr:)23-22+ − (:cell:)?+ − (:cellnr:)24+ − (:cell:)Key select+ − (:cellnr:)25+ − (:cell:)Key schedule busy+ − (:cellnr:)27-26+ − (:cell:)Key slot (0..3)+ − (:cellnr:)29-28+ − (:cell:)Mode (0=AES CCM decrypt, 1=AES CCM encrypt, 2=AES CTR)+ − (:cellnr:)30+ − (:cell:)Interrupt enable+ − (:cellnr:)31+ − (:cell:)Enable+ − (:tableend:)+ + + + + + + + + + + + + + + + + − (:table border=1 cellspacing=0 cellpadding=3 bgcolor=#F0F0F0 :)+ − (:cellnr bgcolor=#E0E0E0 :)'''BIT'''+ − (:cell bgcolor=#E0E0E0 :)'''DESCRIPTION'''+ − (:cellnr:)15-0+ − (:cell:)CBC-MAC associated data blocks to process (1 block = 4 words)+ − (:cellnr:)31-16+ − (:cell:)CTR or payload data blocks to process (1 block = 4 words)+ − (:tableend:)+ + + − (:table border=1 cellspacing=0 cellpadding=3 bgcolor=#F0F0F0 :)+ − (:cellnr bgcolor=#E0E0E0 :)'''BYTE'''+ − (:cell bgcolor=#E0E0E0 :)'''DESCRIPTION'''+ − (:cellnr:)0-15+ − (:cell:)Key data+ − (:cellnr:)16-31+ − (:cell:)Special key data X+ − (:cellnr:)32-47+ − (:cell:)Special key data Y+ − (:tableend:)+ + + +
tables
== Registers ==
== Registers ==
{| class="wikitable" border="1"
{| class="wikitable" border="1"
! NAME
! NAME
! ADDRESS
! ADDRESS
|}
== REG_AESCNT ==
== REG_AESCNT ==
{| class="wikitable" border="1"
! BIT
! DESCRIPTION
|-
| 4-0
| Write fifo count
|-
| 9-5
| Read fifo count
|-
| 10
| Flush write fifo
|-
| 11
| Flush read fifo
|-
| 15-12
| ?
|-
| 18-16
| MAC size (size in bytes = s*2+2, e.g, 7 == 16 bytes)
|-
| 19
| ?
|-
| 20
| MAC input control (0 = read MAC from FIFO, 1 = read MAC from REG_AESMAC)
|-
| 21
| MAC status (0 = invalid, 1 = verified)
|-
| 23-22
| ?
|-
| 24
| Key select
|-
| 25
| Key schedule busy
|-
| 27-26
| Key slot (0..3)
|-
| 29-28
| Mode (0=AES CCM decrypt, 1=AES CCM encrypt, 2=AES CTR)
|-
| 30
| Interrupt enable
|-
| 31
| Enable
|}
== REG_AESBLKCNT ==
== REG_AESBLKCNT ==
{| class="wikitable" border="1"
! BIT
! DESCRIPTION
|-
| 15-0
| CBC-MAC associated data blocks to process (1 block = 4 words)
|-
| 31-16
| CTR or payload data blocks to process (1 block = 4 words)
|}
== REG_AESKEY0/1/2/3 ==
== REG_AESKEY0/1/2/3 ==
{| class="wikitable" border="1"
! BYTE
! DESCRIPTION
|-
| 0-15
| Key data
|-
| 16-31
| Special key data X
|-
| 32-47
| Special key data Y
|}