Nicholas Lau wulfboy-95

## advanced_conf-telnet.md

      
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                Anime4000
                / advanced_conf-telnet.md
            
            
              Last active
              February 17, 2024 06:09
            
              
                XPON SFP ONU (V2801F), XPON STICK ONU (TWCGPON657), RTL8672, RTL9601C1
              
          
    NOTE


This gist has been moved here: https://github.com/Anime4000/RTL9601C1 (Full Guide)
Open a issue to start a discussion


## code.py
# Copyright wulfboy_95 2022, All Rights Reserved.

# Copying and distribution of this file, with or without modification,
# are permitted in any medium without royalty provided the copyright
# notice and this notice are preserved.  This file is offered as-is,
# without any warranty.

import board
import keypad
import struct

## agx-coherency-and-tlbs.md

      
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                asahilina
                / agx-coherency-and-tlbs.md
            
            
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              December 17, 2023 01:01
            
          
    AGX coherency, caching, and TLBs

These are just some notes on my current understanding of the subtleties of the AGX memory model and the TLB/caching issues I'm seeing.
Hypervisor shenanigans

TLBI instructions do not broadcast to the GPU from EL1 with stage 2 translation enabled. That's it. That's what the bug was.
GPU side


## agx_buffers.md

      
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                asahilina
                / agx_buffers.md
            
            
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              November 16, 2022 07:01
            
              
                AGX buffers
              
          
    Legend:

(K)ernel or (U)ser
(S)hared or (P)rivate
(F)irmware or (G)PU or (X)Both

TVB Buffer heap:

Directly related to the buffer heap


(KSF): Buffer info struct (maybe should be KPF?)
(KSF): Block control pointers
(KSF): Use counter
	# Copyright wulfboy_95 2022, All Rights Reserved.

	# Copying and distribution of this file, with or without modification,
	# are permitted in any medium without royalty provided the copyright
	# notice and this notice are preserved. This file is offered as-is,
	# without any warranty.

	import board
	import keypad
	import struct