linsknife

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How tos.img work in tegra platform?

Technical details about Nvidia tegra TK1 TOS.img Trusty TEE t124 bootloader

Someone can not build the tlk. https://forums.developer.nvidia.com/t/build-failing-for-tlk-for-jetson-tx2/53778

I did built it success. use the older branch with a lk file replacement to fix the header generation error.

My device is xiaomi MIPAD1 mocha device. even I got the tos.img, it can not works on the device.

[09:29:40:644] [0000.000] [TegraBoot] (version V9.2.4.0.KXFCNEK)␍␊
[09:29:40:644] [0000.005] Processing in cold boot mode␍␊
[09:29:40:723] [0000.054] VBAT LINE 8e V 4115␍␊
[09:29:40:723] [0000.057] Battery Voltage: 4115 mV␍␊
[09:29:40:723] [0000.060] Battery charge sufficient␍␊
[09:29:40:723] [0000.064] Override BCT configs␍␊
[09:29:40:723] [0000.067] NvBootEmcReadMrr+++␍␊
[09:29:40:723] [0000.069] NvBootEmcReadMrr---␍␊
[09:29:40:723] [0000.072] ManufactureID: 0x01, Revision_ID1: 0x03,                 Revision_ID2: 0x00, MemoryDensity: 0x1b␍␊
[09:29:40:723] [0000.081] SDRAM size: 2048M␍␊
[09:29:40:723] [0000.084] New SdramIndex 3 to be initialised␍␊
[09:29:40:723] [0000.088] RamDumpCarveOut=0xfd700000,  RamDumperFlag=0x0␍␊
[09:29:40:723] [0000.093] Reset mc/emc module␍␊
[09:29:40:723] [0000.096] SDRAM size: 2048M␍␊
[09:29:40:743] [0000.099] Sdram initialization is successful ␍␊
[09:29:40:855] [0000.226] Bootloader downloaded successfully.␍␊
[09:29:40:899] [0000.230] BoardId: 1780␍␊
[09:29:40:899] [0000.233] Initializing next stage binary with entry address 0x80108000 ␍␊
[09:29:40:899] [0000.239] Vpr Carveout Base=0x100000000 Size=0x000000000␍␊
[09:29:40:899] [0000.244] Tsec Carveout Base=0x0fe000000 Size=0x002000000␍␊
[09:29:40:899] [0000.249] Lp0 Carveout Base=0x0fdfff000 Size=0x000001000␍␊
[09:29:40:899] [0000.254] SecureOs Carveout Base=0x0fda00000 Size=0x000400000␍␊
[09:29:40:899] [0000.260] Xusb Carveout Base=0x0fd800000 Size=0x000200000␍␊
[09:29:40:899] [0000.265] RamDump Carveout Base=0x0fd700000 Size=0x000100000␍␊
[09:29:40:946] [0000.270] RamDumpCarveOut=0xfd700000,  RamDumperFlag=0xf000caf3␍␊
[09:29:40:946] [0000.276] Last reboot was clean, booting normally!␍␊
[09:29:40:946] [0000.281] WB0 code length 2896 ␍␊
[09:29:40:946] [0000.284] Image length 61440␍␊
[09:29:40:946] [0000.288] Loading and Validation of Secure OS Successful.␍␊
[09:29:40:946] [0000.293] ␍␊
[09:29:40:946] ␍␊
[09:29:40:946] Assert on NvTbootLoadBinary:227: (EKS_MAXIMUM_CODE_SIZE % BYTES_PER_SECTOR) == 0␍␊
[09:29:40:946] [0000.303] PMU BoardId: 1736␍␊
[09:29:40:946] [0000.305] CPU power rail is up ␍␊
[09:29:40:946] [0000.308] Performing RAM repair␍␊
[09:29:40:946] [0000.311] CPU clock init successful ␍␊
[09:29:40:946] [0000.315] Tegraboot started after 280503 us␍␊
[09:29:40:997] [0000.318] Basic modules init took 286622 us␍␊
[09:29:40:997] [0000.322] Next stage binary read took 951 us␍␊
[09:29:40:997] [0000.326] Carveout took -962 us␍␊
[09:29:40:997] [0000.329] CPU initialization took 35007 us␍␊
[09:29:40:997] [0000.333] Total time taken by TegraBoot 321618 us␍␊
[09:29:40:997] ␍␊
[09:29:40:997] [0000.338] Powering up CPU & Halting co-processor ␍␊
[09:29:40:997] ␍␊
[09:29:40:997] data abort, halting␍␊
[09:29:40:997] r0  0x00000000 r1  0x00000000 r2  0x00000fe0 r3  0x00000000␍␊
[09:29:40:997] r4  0x00000000 r5  0x00000000 r6  0x4a600000 r7  0x48004e6c␍␊
[09:29:40:997] r8  0x48018548 r9  0xfda10000 r10 0x48018544 r11 0x00000000␍␊
[09:29:41:018] r12 0x00000000 usp 0x48018400 ulr 0xa3008010 pc  0x48001684␍␊
[09:29:41:018] spsr 0x600001d3␍␊

If someone need the technical details, ask here.

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