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Re: [Qemu-devel] PMON2000 compilation and kernel question


From: Andrew Randrianasulu
Subject: Re: [Qemu-devel] PMON2000 compilation and kernel question
Date: Thu, 7 Mar 2019 01:31:55 +0300
User-agent: KMail/1.9.10

> To find out if the compiled firmware does something different with the GPU 
> chip you can enable ati-vga traces with -trace enable="ati*" that should 
> print register accesses (there's also a define for even more debug messages 
> in ati_int.h). You could compare those to see if the binary does something 
> else with the GPU.


hm, did this, used 'diff -y' for comparing output. It seems my version does a 
lot more 

> address@hidden:ati_mm_write 4 0x16c0  <- 0x3
> address@hidden:ati_mm_read 4 0xe40  -> 0x40
> address@hidden:ati_mm_write 4 0x1434  <- 0x900000
> address@hidden:ati_mm_write 4 0x1438  <- 0x800000
> address@hidden:ati_mm_write 4 0x143c  <- 0x1500280
> address@hidden:ati_mm_read 4 0xe40  -> 0x40
> address@hidden:ati_mm_read 4 0xe40  -> 0x40
> address@hidden:ati_mm_read 4 0x342c  -> 0x0
> address@hidden:ati_mm_write 4 0x342c  <- 0xf
> address@hidden:ati_mm_read 4 0x342c  -> 0x0
> address@hidden:ati_mm_read 4 0xe40  -> 0x40
> address@hidden:ati_mm_write 4 0x146c  <- 0x12cc30f0
> address@hidden:ati_mm_write 4 0x16cc  <- 0xffffffff


I just booted pmon and asked it for help ('h' in PMON> prompt)
then hit space few times.

But then my version have some more commands....

Attachment: diff_between_pmon2e_and_my_hw.log
Description: Text Data


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