George Hotz | Programming | tinygrad: RDNA3 assembly (for real) | ASMR | Positive stream :) | Part 2

Name: George Hotz | Programming | tinygrad: RDNA3 assembly (for real) | ASMR | Positive stream :) | Part 2
Uploaded: 2023-05-08T19:17:31Z
Channel: george hotz archive
Description: Date of stream 6 May 2023. from $1499 buy https://comma.ai/shop/comma-three Live-stream chat added as Subtitles/CC - English (Twitch Chat) - three-dot m...

george hotz archive · Beginner ·👁️ Computer Vision ·2y ago

Date of stream 6 May 2023. from $1499 buy https://comma.ai/shop/comma-three Live-stream chat added as Subtitles/CC - English (Twitch Chat) - three-dot menu icon - Show transcript Source files: - https://github.com/geohot/tinygrad Follow for notifications: - https://twitch.tv/georgehotz Support George: - https://twitch.tv/subs/georgehotz Chapters: 00:00:00 intro 00:00:15 RDNA3 instruction set architecture stream 00:00:30 absolute joy to work with AMD open source drivers 00:00:40 less then half time they crash, time machine 00:01:45 RDNA3 assembly syntax highlighters 00:02:28 pathlib, quiet pc…

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Chapters (47)

intro

0:15 RDNA3 instruction set architecture stream

0:30 absolute joy to work with AMD open source drivers

0:40 less then half time they crash, time machine

1:45 RDNA3 assembly syntax highlighters

2:28 pathlib, quiet pc

4:45 running shaders

5:55 assembly highlighting

7:15 v_dual_mov_b32

8:30 s_sendmsg

10:10 amd driver is lovely, works 95% of the time

12:00 power_dpm_force_performance_level

12:50 rocm sniffer segmentation fault

14:05 big font

14:20 what is sniffer doing

16:05 gpu doorbells

18:30 we are going to write our own simple driver

21:20 assembly language for RDNA3 runtime io controls

22:20 sigemptyset

25:40 sigsegv handler inside python

26:50 operating between a level kernel and userspace, doorbell

28:50 sigaction threads

32:25 killed by SIGSEGV

32:50 mojo source code

33:25 sa.sa_flags = SA_SIGINFO

36:42 rt_sigaction sa_restorer

37:15 sigemptyset

38:49 sigaction(SIGSEGV, &sa, NULL)

39:38 sigaction isn't being caught

41:10 rt_sigprocmask

41:37 example sigprocmask

43:00 Alex

43:30 sigprocmask example

45:10 Alex bringing ramen

46:25 removing LOG_LEVEL=5

47:00 Alex, chair

49:45 queue_type 1, dma queue

50:00 spindrift, tortellini, grateful for ramen

50:52 positive upbeat, negative stream before, advent of scala part 1

51:20 thank you ptim for gifting 10 subs

51:40 KFD_IOC_QUEUE_TYPE_SDMA

52:15 JacobsM1 gifted 5 subs

53:10 HSA Async Copy staged

54:10 DMACopy

54:25 Alex and George working on GPUs

55:00 Alex feeling GPU energy around George all the time

56:00 cobracob

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