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<
clever >
samueldr: recovery.bin has extra undocumented validation, and the rpi foundation isnt freely sharing that just yet (they said they would have to ask an engineer)
00:30
<
clever >
samueldr: i have successfully dumped the boot rom, and am attempting to decompile it, to see what kind of validation it has
00:36
<
clever >
6000023c: 03 fe 38 c0 00 04 v32mov HY(0++,0),0 REP8
00:36
<
clever >
Exception: vector80: Unsupported instruction.
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<
clever >
samueldr: ack!, now i need to implement vector opcodes!!
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<
clever >
i think this is going to operate on an 8x16 matrix, of 32bit ints...
00:38
<
clever >
and set all of them to 0?
00:45
<
clever >
the entire vector80 sub-type is un-implemented
01:44
<
clever >
samueldr: ooooooo, i just figured out what this function in the mask rom is doing, is basically just bzero, over a 128kbyte chunk of memory, using SIMD to write to 512 bytes in a single opcode
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<
gchristensen >
anyone knowthese people? emiller88, grw?
13:46
tilpner_ is now known as tilpner
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<
DigitalKiwi >
i suspect grw might know at least one of them
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