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803 bytes added ,  23:30, 7 March 2015
Line 146: Line 146:  
For the below instruction permissions: RO = memory is executable, while None = not-executable.
 
For the below instruction permissions: RO = memory is executable, while None = not-executable.
   −
===NATIVE_FIRM ARM9 kernel===
+
===NATIVE_FIRM/SAFE_MODE_FIRM ARM9 kernel===
 
{| class="wikitable" border="1"
 
{| class="wikitable" border="1"
 
|-
 
|-
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MPU regions 4-7 are disabled. Note that the entire ARM9-loader runs in SVC-mode.
 
MPU regions 4-7 are disabled. Note that the entire ARM9-loader runs in SVC-mode.
 +
 +
===TWL_FIRM/AGB_FIRM ARM9 kernel===
 +
{| class="wikitable" border="1"
 +
|-
 +
!  Region
 +
!  Address
 +
!  Size
 +
!  Privileged-mode data permissions
 +
!  User-mode data permissions
 +
!  Privileged-mode instruction permissions
 +
!  User-mode instruction permissions
 +
|-
 +
| 0
 +
| 0xFFFF0000
 +
| 32KB/0x8000
 +
| RO
 +
| None
 +
| RO
 +
| None
 +
|-
 +
| 1
 +
| 0x01FF8000
 +
| 32KB/0x8000
 +
| RW
 +
| RW
 +
| RO
 +
| RO
 +
|-
 +
| 2
 +
| 0x08000000
 +
| 1MB/0x100000. New3DS: 2MB/0x200000.
 +
| RW
 +
| RW
 +
| RO
 +
| RO
 +
|-
 +
| 3
 +
| 0x10000000
 +
| 2MB/0x200000.
 +
| RW
 +
| RW
 +
| None
 +
| None
 +
|-
 +
| 4
 +
| 0x1FF00000
 +
| 512KB/0x80000
 +
| RW
 +
| RW
 +
| None
 +
| None
 +
|-
 +
| 5
 +
| 0x20000000
 +
| 128MB/0x8000000. New3DS: 256MB/0x10000000.
 +
| RW
 +
| RW
 +
| None
 +
| None
 +
|-
 +
| 6
 +
| 0x08000000
 +
| 256KB/0x40000. New3DS: 128KB/0x20000
 +
| RW
 +
| None
 +
| RO
 +
| None
 +
|-
 +
| 7
 +
| 0x08080000
 +
| 128KB/0x20000
 +
| RW
 +
| RW
 +
| RO
 +
| RO
 +
|}
    
==ARM9 ITCM==
 
==ARM9 ITCM==

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