mirror of
https://github.com/Atmosphere-NX/Atmosphere.git
synced 2024-12-05 01:52:19 +00:00
104 lines
3.4 KiB
Text
104 lines
3.4 KiB
Text
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exosphere, storage requirements:
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Nonvolatile memory:
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0xE000
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Volatile memory: 0x2000
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Physical Address Space:
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-0x7C010000-0x7C012000 - boot code/volatile memory
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-0x7C012000-0x7C01E000 - program region
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-0x7C01E000-0x7C01F000 - global data/context
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-0x7C01F000-0x7C020000 - L2/L3 page table
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-0x7C020000-0x7C040000 - Mariko-only program region
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-0x7C040000-0x7C048000 - Mariko-only program stack
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-0x7C048000-0x7C050000 - Reserved Mariko TZRAM (SE context carveouts, etc)
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Virtual Address Space:
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L1: 0x40 bytes.
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L1 Entries:
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-0 (0x000000000-0x040000000): Empty
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-1 (0x040000000-0x080000000): Identity Mapping/Empty
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-2 (0x080000000-0x0C0000000): DRAM Mapping/Empty
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-3 (0x0C0000000-0x100000000): DRAM Mapping/Empty
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-4 (0x100000000-0x140000000): Empty
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-5 (0x140000000-0x180000000): Empty
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-6 (0x180000000-0x1C0000000): Empty
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-7 (0x1C0000000-0x200000000): Virtual Region
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L2 Page and L3 page are both0x7C01F000
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L2 Entries:
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-0x040000000 (Identity IRAM Table)
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- Entry Used: 0x000
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-0x07C000000 (Identity TZRAM Table)
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- Entry Used: 0x1E0
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-0x1F0000000 (Virtual Region Table)
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- Entry Used: 0x180
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L3 Entries:
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- Identity TZRAM mapping (0x7C010000-0x7C020000)
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- Entry Used: 0x010-0x01F
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- Identity IRAM mapping (0x40020000-0x40040000)
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- Entry Used: 0x020-0x03F
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- Virtual Device region (0x1F0040000-0x1F0080000)
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- Entry Used: 0x040-0x07F
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- Read Only TZRAM Alias (0x1F00A0000-0x1F00B0000)
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- Entry Used: 0x0A0-0x0AF
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- Program region (0x1F00C0000-0x1F00CC000)
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- Entry Used: 0x0C0-0x0CB
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- Mariko Program region (0x1F00D0000-0x1F00F0000)
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- Entry Used: 0x0D0-0x0EF
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- Mariko Program stack (0x1F00F4000-0x1F00FC000)
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- Entry Used: 0x0F4-0x0FB
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- Secure DRAM Storage (0x1F0100000-0x1F0110000)
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- Entry Used: 0x100-0x10F
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- Debug DRAM Storage (0x1F0110000-0x1F0114000)
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- Entry Used: 0x110-0x113
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- SC7 IRAM Work Space (0x1F0120000-0x1F0130000)
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- Entry Used: 0x120-0x12F
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- SC7 IRAM Firmware (0x1F0140000-0x1F0141000)
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- Entry Used: 0x140-0x140
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- Debug Code (0x1F0150000-0x1F0154000)
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- Entry Used: 0x150-0x153
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- Reserved For Debug (0x1F0160000-0x1F0170000)
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- Entry Used: 0x160-0x16F
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- Boot Code (0x1F01C0000-0x1F01C2000)
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- Entry Used: 0x1C0-0x1C1
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- AMS IRAM Page (0x1F01F2000-0x1F01F2000)
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- Entry Used: 0x1F2-0x1F2
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- AMS User Page (0x1F01F4000-0x1F01F4000)
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- Entry Used: 0x1F4-0x1F4
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- SMC User Page (0x1F01F6000-0x1F01F6000)
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- Entry Used: 0x1F6-0x1F6
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- Volatile (Data) (0x1F01F8000-0x1F01F9000)
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- Entry Used: 0x1F8-0x1F8
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- Volatile (Stacks) (0x1F01FA000-0x1F01FB000)
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- Entry Used: 0x1FA-0x1FA
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- Global Data (0x1F01FC000-0x1F01FD000)
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NV Global Data needs:
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Exosphere + Emummc Config (<=0x200)
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Boot Config[0x400]
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RSA Context(0x100)
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Old Device Keys[0x20][0x10];
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Old Master Keys[0x20][0x10];
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Imported Rsa Keys[4][0x200];
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CPU Ctx[4][0x100];
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Total: 0x1700
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Global Data Page (accessible via X18):
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0x000-0x200: Exosphere Config
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0x200-0x400: Emummc Config
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0x400-0x800: Sealed AES Keys
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0x800-0xC00: Boot Config
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0xC00-0xFFF: CPU contexts. Can be replaced, but this fits exactly so minimizes program space waste.
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Volatile Global Data needs:
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Random Cache 0x400 bytes
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