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TSEC (view source)

Revision as of 20:31, 5 June 2020

2,232 bytes added ,  20:31, 5 June 2020
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Line 652: Line 652:  
| 0x04
 
| 0x04
 
|-
 
|-
−
| TSEC_SCP_CTL_SCP
+
| [[#TSEC_SCP_CTL_SCP|TSEC_SCP_CTL_SCP]]
 
| 0x54501414
 
| 0x54501414
 
| 0x04
 
| 0x04
Line 660: Line 660:  
| 0x04
 
| 0x04
 
|-
 
|-
−
| TSEC_SCP_CTL_DBG
+
| [[#TSEC_SCP_CTL_DBG|TSEC_SCP_CTL_DBG]]
 
| 0x5450141C
 
| 0x5450141C
 
| 0x04
 
| 0x04
Line 696: Line 696:  
| 0x04
 
| 0x04
 
|-
 
|-
−
| TSEC_SCP_RND_STAT1
+
| [[#TSEC_SCP_RND_STAT1|TSEC_SCP_RND_STAT1]]
 
| 0x54501474
 
| 0x54501474
 
| 0x04
 
| 0x04
Line 712: Line 712:  
| 0x04
 
| 0x04
 
|-
 
|-
−
| TSEC_SCP_SEC_ERR
+
| [[#TSEC_SCP_SEC_ERR|TSEC_SCP_SEC_ERR]]
 
| 0x54501494
 
| 0x54501494
 
| 0x04
 
| 0x04
Line 2,429: Line 2,429:  
|-
 
|-
 
| 4-5
 
| 4-5
−
| TSEC_FALCON_SCTL_OLD_SEC_MODE
+
| Previous security mode
 
  0: Non-secure
 
  0: Non-secure
 
  1: Light Secure
 
  1: Light Secure
Line 2,597: Line 2,597:  
!  Description
 
!  Description
 
|-
 
|-
−
| 20
+
| 10
−
| Enable the [[#TSEC_SCP_CMD|TSEC_SCP_CMD]] register
+
| Enable the LOAD interface
 
|-
 
|-
−
| 16
+
| 12
−
| Enable the SEQ controller
+
| Enable the STORE interface
 
|-
 
|-
 
| 14
 
| 14
 
| Enable the CMD interface
 
| Enable the CMD interface
 
|-
 
|-
−
| 12
+
| 16
−
| Enable the STORE interface
+
| Enable the SEQ controller
 
|-
 
|-
−
| 10
+
| 20
−
| Enable the LOAD interface
+
| Enable the [[#TSEC_SCP_CMD|TSEC_SCP_CMD]] register
 
|}
 
|}
   Line 2,619: Line 2,619:  
|-
 
|-
 
| 0
 
| 0
−
| Flush SEQ controller
+
| Flush the SEQ controller
 +
|-
 +
| 8
 +
| Unknown
 
|-
 
|-
 
| 11
 
| 11
Line 2,626: Line 2,629:  
| 12
 
| 12
 
| Enable the RND controller
 
| Enable the RND controller
−
|}
  −
  −
=== TSEC_SCP_CFG ===
  −
{| class="wikitable" border="1"
  −
!  Bits
  −
!  Description
   
|-
 
|-
−
| 16-31
+
| 16
−
| Timeout value
+
| Enable LOAD interface dummy mode (all reads return 0)
 +
|-
 +
| 20
 +
| Enable LOAD interface bypassing (all reads are dropped)
 +
|-
 +
| 24
 +
| Enable STORE interface bypassing (all writes are dropped)
 
|}
 
|}
   Line 2,653: Line 2,656:  
| 0
 
| 0
 
| Enable lockdown mode
 
| Enable lockdown mode
 +
|-
 +
| 1
 +
| Unknown
 +
|-
 +
| 2
 +
| Unknown
 +
|-
 +
| 3
 +
| Unknown
 
|-
 
|-
 
| 4
 
| 4
−
| Lock SCP and RND
+
| Lock the SCP
 +
|-
 +
| 5
 +
| Unknown
 +
|-
 +
| 6
 +
| Unknown
 +
|-
 +
| 7
 +
| Unknown
 
|}
 
|}
    
Controls lockdown mode and can only be cleared in Heavy Secure mode.
 
Controls lockdown mode and can only be cleared in Heavy Secure mode.
   −
=== TSEC_SCP_CTL_PKEY ===
+
=== TSEC_SCP_CFG ===
 
{| class="wikitable" border="1"
 
{| class="wikitable" border="1"
 
!  Bits
 
!  Bits
Line 2,666: Line 2,687:  
|-
 
|-
 
| 0
 
| 0
−
| TSEC_SCP_CTL_PKEY_REQUEST_RELOAD
+
| Unknown
 
|-
 
|-
 
| 1
 
| 1
−
| TSEC_SCP_CTL_PKEY_LOADED
+
| Unknown
−
|}
  −
 
  −
=== TSEC_SCP_DBG0 ===
  −
{| class="wikitable" border="1"
  −
!  Bits
  −
!  Description
   
|-
 
|-
−
| 0-3
+
| 2
−
| Index
+
| Unknown
 +
|-
 +
| 3
 +
| Unknown
 
|-
 
|-
 
| 4
 
| 4
−
| Automatic increment
+
| Unknown
 +
|-
 +
| 8
 +
| Flush the CMD interface
 
|-
 
|-
−
| 5-6
+
| 12-13
−
| Target
+
| Carry chain size
−
  0: None
+
  0: 32 bits
−
  1: Unknown
+
  1: 64 bits
−
  2: Unknown
+
  2: 96 bits
−
  3: SEQ
+
  3: 128 bits
 
|-
 
|-
−
| 8-12
+
| 16-31
−
| SEQ size
+
| Timeout value
 
|}
 
|}
   −
Used for debugging crypto controllers such as the SEQ (crypto sequence).
+
=== TSEC_SCP_CTL_SCP ===
−
 
  −
=== TSEC_SCP_DBG1 ===
   
{| class="wikitable" border="1"
 
{| class="wikitable" border="1"
 
!  Bits
 
!  Bits
 
!  Description
 
!  Description
 
|-
 
|-
−
| 0-3
+
| 0
−
| SEQ instruction's first operand
+
| Swap SCP master
 
|-
 
|-
−
| 4-9
+
| 1
−
| SEQ instruction's second operand
+
| Current SCP master
−
|-
+
0: Falcon
−
| 10-14
+
1: External
−
| SEQ instruction's opcode
   
|}
 
|}
   −
Used for retrieving debug data. Contains information on the last crypto sequence created when debugging the SEQ controller.
+
=== TSEC_SCP_CTL_PKEY ===
−
 
  −
=== TSEC_SCP_DBG2 ===
   
{| class="wikitable" border="1"
 
{| class="wikitable" border="1"
 
!  Bits
 
!  Bits
 
!  Description
 
!  Description
 
|-
 
|-
−
| 0-1
+
| 0
−
| SEQ state
+
| TSEC_SCP_CTL_PKEY_REQUEST_RELOAD
−
  0: Idle
+
|-
−
1: Recording is active (cs0begin/cs1begin)
+
| 1
 +
| TSEC_SCP_CTL_PKEY_LOADED
 +
|}
 +
 
 +
=== TSEC_SCP_CTL_DBG ===
 +
{| class="wikitable" border="1"
 +
!  Bits
 +
! Description
 +
|-
 +
| 0
 +
| Unknown
 +
|-
 +
| 4
 +
| Unknown
 
|-
 
|-
−
| 4-7
+
| 8
−
| Number of SEQ instructions left
+
| Unknown
 
|-
 
|-
−
| 12-15
+
| 12
−
| Active crypto key register
+
| Unknown
 
|}
 
|}
   −
Used for retrieving additional debug data associated with the SEQ controller.
+
=== TSEC_SCP_DBG0 ===
−
 
  −
=== TSEC_SCP_CMD ===
   
{| class="wikitable" border="1"
 
{| class="wikitable" border="1"
 
!  Bits
 
!  Bits
Line 2,738: Line 2,765:  
|-
 
|-
 
| 0-3
 
| 0-3
−
| Destination register
+
| Index
 
|-
 
|-
−
| 8-13
+
| 4
−
| Source register or immediate value
+
| Automatic increment
 +
|-
 +
| 5-6
 +
| Target
 +
0: None
 +
1: STORE
 +
2: LOAD
 +
3: SEQ
 +
|-
 +
| 8-12
 +
| SEQ size
 +
|-
 +
| 13-16
 +
| Unknown
 +
|-
 +
| 17
 +
| SEQ instruction is valid
 +
|-
 +
| 18
 +
| SEQ controller is running in HS mode
 +
|-
 +
| 19-22
 +
| LOAD size
 
|-
 
|-
−
| 20-24
+
| 23
−
| Command opcode
+
| LOAD instruction is valid
−
0x0:  nop (fuc5 opcode 0x00)
+
|-
−
0x1:  cmov (fuc5 opcode 0x84)
+
| 24
−
0x2:  cxsin (fuc5 opcode 0x88) or xdst (with cxset)
+
| LOAD interface is running in HS mode
−
0x3:  cxsout (fuc5 opcode 0x8C) or xdld (with cxset)
+
|-
−
0x4:  crnd (fuc5 opcode 0x90)
+
| 25-26
−
0x5:  cs0begin (fuc5 opcode 0x94)
+
| STORE size
−
0x6:  cs0exec (fuc5 opcode 0x98)
  −
0x7:  cs1begin (fuc5 opcode 0x9C)
  −
0x8:  cs1exec (fuc5 opcode 0xA0)
  −
0x9:  invalid (fuc5 opcode 0xA4)
  −
0xA:  cchmod (fuc5 opcode 0xA8)
  −
0xB:  cxor (fuc5 opcode 0xAC)
  −
0xC:  cadd (fuc5 opcode 0xB0)
  −
0xD:  cand (fuc5 opcode 0xB4)
  −
0xE:  crev (fuc5 opcode 0xB8)
  −
0xF:  cprecmac (fuc5 opcode 0xBC)
  −
0x10: csecret (fuc5 opcode 0xC0)
  −
0x11: ckeyreg (fuc5 opcode 0xC4)
  −
0x12: ckexp (fuc5 opcode 0xC8)
  −
0x13: ckrexp (fuc5 opcode 0xCC)
  −
0x14: cenc (fuc5 opcode 0xD0)
  −
0x15: cdec (fuc5 opcode 0xD4)
  −
0x16: csigauth (fuc5 opcode 0xD8)
  −
0x17: csigenc (fuc5 opcode 0xDC)
  −
0x18: csigclr (fuc5 opcode 0xE0)
   
|-
 
|-
−
| 28
+
| 30
−
| Set if the command is valid
+
| STORE instruction is valid
 
|-
 
|-
 
| 31
 
| 31
−
| Set if running in HS mode
+
| STORE interface is running in HS mode
 
|}
 
|}
   −
Contains information on the last crypto command executed.
+
Used for debugging crypto controllers such as the SEQ (crypto sequence).
   −
=== TSEC_SCP_STAT0 ===
+
=== TSEC_SCP_DBG1 ===
 
{| class="wikitable" border="1"
 
{| class="wikitable" border="1"
 
!  Bits
 
!  Bits
 
!  Description
 
!  Description
 
|-
 
|-
−
| 0
+
| 0-3
−
| SCP is active
+
| SEQ instruction's first operand
 
|-
 
|-
−
| 2
+
| 4-9
−
| CMD interface is active
+
| SEQ instruction's second operand
 
|-
 
|-
−
| 6
+
| 10-14
−
| SEQ controller is active
+
| SEQ instruction's opcode
−
|-
  −
| 14
  −
| AES controller is active
  −
|-
  −
| 16
  −
| RND controller is active
   
|}
 
|}
   −
Contains the status of the crypto controllers and interfaces.
+
Used for retrieving debug data. Contains information on the last crypto sequence created when debugging the SEQ controller.
   −
=== TSEC_SCP_STAT1 ===
+
=== TSEC_SCP_DBG2 ===
 
{| class="wikitable" border="1"
 
{| class="wikitable" border="1"
 
!  Bits
 
!  Bits
Line 2,809: Line 2,833:  
|-
 
|-
 
| 0-1
 
| 0-1
−
| Signature comparison result
+
| SEQ controller's state
−
  0: None
+
  0: Idle
−
  1: Running
+
  1: Recording is active (cs0begin/cs1begin)
−
2: Failed
+
|-
−
3: Succeeded
+
| 4-7
 +
| Number of SEQ instructions left
 +
|-
 +
| 12-15
 +
| Active crypto key register
 
|}
 
|}
   −
Contains the status of the last authentication attempt.
+
Used for retrieving additional debug data associated with the SEQ controller.
   −
=== TSEC_SCP_STAT2 ===
+
=== TSEC_SCP_CMD ===
 
{| class="wikitable" border="1"
 
{| class="wikitable" border="1"
 
!  Bits
 
!  Bits
 
!  Description
 
!  Description
 
|-
 
|-
−
| 0-4
+
| 0-3
−
| Current SEQ opcode
+
| Destination register
 
|-
 
|-
−
| 5-9
+
| 8-13
−
| Current CMD opcode
+
| Source register or immediate value
 
|-
 
|-
−
| 10-14
+
| 20-24
−
| Pending CMD opcode
+
| Command opcode
 +
0x0:  nop (fuc5 opcode 0x00)
 +
0x1:  cmov (fuc5 opcode 0x84)
 +
0x2:  cxsin (fuc5 opcode 0x88) or xdst (with cxset)
 +
0x3:  cxsout (fuc5 opcode 0x8C) or xdld (with cxset)
 +
0x4:  crnd (fuc5 opcode 0x90)
 +
0x5:  cs0begin (fuc5 opcode 0x94)
 +
0x6:  cs0exec (fuc5 opcode 0x98)
 +
0x7:  cs1begin (fuc5 opcode 0x9C)
 +
0x8:  cs1exec (fuc5 opcode 0xA0)
 +
0x9:  invalid (fuc5 opcode 0xA4)
 +
0xA:  cchmod (fuc5 opcode 0xA8)
 +
0xB:  cxor (fuc5 opcode 0xAC)
 +
0xC:  cadd (fuc5 opcode 0xB0)
 +
0xD:  cand (fuc5 opcode 0xB4)
 +
0xE:  crev (fuc5 opcode 0xB8)
 +
0xF:  cprecmac (fuc5 opcode 0xBC)
 +
0x10: csecret (fuc5 opcode 0xC0)
 +
0x11: ckeyreg (fuc5 opcode 0xC4)
 +
0x12: ckexp (fuc5 opcode 0xC8)
 +
0x13: ckrexp (fuc5 opcode 0xCC)
 +
0x14: cenc (fuc5 opcode 0xD0)
 +
0x15: cdec (fuc5 opcode 0xD4)
 +
0x16: csigauth (fuc5 opcode 0xD8)
 +
0x17: csigenc (fuc5 opcode 0xDC)
 +
0x18: csigclr (fuc5 opcode 0xE0)
 
|-
 
|-
−
| 15-16
+
| 28
−
| AES operation
+
| CMD instruction is valid
−
0: Encryption
  −
1: Decryption
  −
2: Key expansion
  −
3: Key reverse expansion
   
|-
 
|-
−
| 25
+
| 31
−
| STORE operation is stalled
+
| CMD interface is running in HS mode
−
|-
  −
| 26
  −
| LOAD operation is stalled
  −
|-
  −
| 27
  −
| RND operation is stalled
  −
|-
  −
| 29
  −
| AES operation is stalled
   
|}
 
|}
   −
Contains the status of crypto operations.
+
Contains information on the last crypto command executed.
   −
=== TSEC_SCP_RND_STAT0 ===
+
=== TSEC_SCP_STAT0 ===
 
{| class="wikitable" border="1"
 
{| class="wikitable" border="1"
 
!  Bits
 
!  Bits
Line 2,860: Line 2,900:  
|-
 
|-
 
| 0
 
| 0
−
| RND is ready
+
| SCP is active
−
|}
  −
 
  −
Contains the status of the RND controller.
  −
 
  −
=== TSEC_SCP_IRQSTAT ===
  −
{| class="wikitable" border="1"
  −
!  Bits
  −
!  Description
   
|-
 
|-
−
| 0
+
| 2
−
| RND ready
+
| CMD interface is active
 
|-
 
|-
−
| 8
+
| 4
−
| ACL error
+
| STORE interface is active
 
|-
 
|-
−
| 12
+
| 6
−
| SEC error
+
| SEQ controller is active
 
|-
 
|-
−
| 16
+
| 8
−
| CMD error
+
| [[#TSEC_SCP_CMD|TSEC_SCP_CMD]] register is enabled
 
|-
 
|-
−
| 20
+
| 10
−
| Single step
+
| LOAD interface is active
 
|-
 
|-
−
| 24
+
| 14
−
| RND called
+
| AES controller is active
 
|-
 
|-
−
| 28
+
| 16
−
| Timeout
+
| RND controller is active
 
|}
 
|}
   −
Used for getting the status of crypto IRQs.
+
Contains the status of the crypto controllers and interfaces.
   −
=== TSEC_SCP_IRQMASK ===
+
=== TSEC_SCP_STAT1 ===
 
{| class="wikitable" border="1"
 
{| class="wikitable" border="1"
 
!  Bits
 
!  Bits
 
!  Description
 
!  Description
 
|-
 
|-
−
| 0
+
| 0-1
−
| RND ready
+
| Signature comparison result
 +
0: None
 +
1: Running
 +
2: Failed
 +
3: Succeeded
 +
|-
 +
| 4
 +
| LOAD interface is running in HS mode
 +
|-
 +
| 6
 +
| LOAD interface is ready
 
|-
 
|-
 
| 8
 
| 8
−
| ACL error
+
| STORE interface is running in HS mode
 +
|-
 +
| 10
 +
| STORE interface received a valid instruction
 +
|-
 +
| 12
 +
| CMD interface is running in HS mode
 +
|-
 +
| 14
 +
| CMD interface received a valid instruction
 +
|}
 +
 
 +
Contains the status of the last authentication attempt and other miscellaneous statuses.
 +
 
 +
=== TSEC_SCP_STAT2 ===
 +
{| class="wikitable" border="1"
 +
!  Bits
 +
!  Description
 +
|-
 +
| 0-4
 +
| Current SEQ opcode
 +
|-
 +
| 5-9
 +
| Current CMD opcode
 +
|-
 +
| 10-14
 +
| Pending CMD opcode
 +
|-
 +
| 15-16
 +
| AES operation
 +
0: Encryption
 +
1: Decryption
 +
2: Key expansion
 +
3: Key reverse expansion
 
|-
 
|-
−
| 12
+
| 24
−
| SEC error
+
| Unknown
−
|-
+
|-
−
| 16
+
| 25
−
| CMD error
+
| STORE operation is stalled
−
|-
+
|-
−
| 20
+
| 26
−
| Single step
+
| LOAD operation is stalled
−
|-
+
|-
−
| 24
+
| 27
−
| RND called
+
| RND operation is stalled
−
|-
+
|-
−
| 28
+
| 28
−
| Timeout
+
| Unknown
−
|}
+
|-
−
 
+
| 29
−
Used for getting the value of the mask for crypto IRQs.
+
| AES operation is stalled
−
 
+
|}
−
=== TSEC_SCP_ACL_ERR ===
+
 
−
{| class="wikitable" border="1"
+
Contains the status of crypto operations.
−
!  Bits
+
 
−
!  Description
+
=== TSEC_SCP_RND_STAT0 ===
−
|-
+
{| class="wikitable" border="1"
−
| 0
+
!  Bits
−
| Writing to a crypto register without the correct ACL
+
!  Description
−
|-
+
|-
−
| 4
+
| 0
−
| Reading from a crypto register without the correct ACL
+
| RND controller is ready
−
|-
+
|-
−
| 8
+
| 4-7
−
| Invalid ACL change (cchmod)
+
| Unknown
 +
|-
 +
| 8-11
 +
| Unknown
 +
|-
 +
| 16
 +
| Unknown
 +
|-
 +
| 20
 +
| Unknown
 +
|}
 +
 
 +
=== TSEC_SCP_RND_STAT1 ===
 +
{| class="wikitable" border="1"
 +
!  Bits
 +
!  Description
 +
|-
 +
| 0-15
 +
| Unknown
 +
|-
 +
| 16-31
 +
| Unknown
 +
|}
 +
 
 +
=== TSEC_SCP_IRQSTAT ===
 +
{| class="wikitable" border="1"
 +
!  Bits
 +
!  Description
 +
|-
 +
| 0
 +
| RND ready
 +
|-
 +
| 8
 +
| ACL error
 +
|-
 +
| 12
 +
| SEC error
 +
|-
 +
| 16
 +
| CMD error
 +
|-
 +
| 20
 +
| Single step
 +
|-
 +
| 24
 +
| RND operation
 +
|-
 +
| 28
 +
| Timeout
 +
|}
 +
 
 +
Used for getting the status of crypto IRQs.
 +
 
 +
=== TSEC_SCP_IRQMASK ===
 +
{| class="wikitable" border="1"
 +
!  Bits
 +
!  Description
 +
|-
 +
| 0
 +
| RND ready
 +
|-
 +
| 8
 +
| ACL error
 +
|-
 +
| 12
 +
| SEC error
 +
|-
 +
| 16
 +
| CMD error
 +
|-
 +
| 20
 +
| Single step
 +
|-
 +
| 24
 +
| RND operation
 +
|-
 +
| 28
 +
| Timeout
 +
|}
 +
 
 +
Used for getting the value of the mask for crypto IRQs.
 +
 
 +
=== TSEC_SCP_ACL_ERR ===
 +
{| class="wikitable" border="1"
 +
!  Bits
 +
!  Description
 +
|-
 +
| 0
 +
| Writing to a crypto register without the correct ACL
 +
|-
 +
| 4
 +
| Reading from a crypto register without the correct ACL
 +
|-
 +
| 8
 +
| Invalid ACL change (cchmod)
 +
|-
 +
| 31
 +
| ACL error occurred
 +
|}
 +
 
 +
Contains information on errors generated by the [[#TSEC_SCP_IRQSTAT|ACL error]] IRQ.
 +
 
 +
=== TSEC_SCP_SEC_ERR ===
 +
{| class="wikitable" border="1"
 +
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| ACL error occurred
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| SEC error occurred
 
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Contains information on errors generated by the [[#TSEC_SCP_IRQSTAT|ACL error]] IRQ.
      
=== TSEC_SCP_CMD_ERR ===
 
=== TSEC_SCP_CMD_ERR ===
Line 2,961: Line 3,169:  
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| Insecure signature (csigenc, csigclr or csigauth)
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| Forbidden signature operation (csigenc, csigclr or csigauth in NS mode)
 
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| Invalid signature (csigauth in HS mode)
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| Invalid signature operation (csigauth in HS mode)
 
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Retrieved from "https://switchbrew.org/wiki/Special:MobileDiff/9635"

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