sleirsgoevy

8 ms·

1.
by sleirsgoevy 9d ago
Looks like you know some internal details of the A53 cores, can you share the source?
2.
by sleirsgoevy 9d ago
x86_64 seems not to care much. I've had a UART mapped as normal memory, and it somehow still worked.
3.
by sleirsgoevy 9d ago
I don't even have a real heap there, only a primitive 1-page allocator for pagetables.
4.
by sleirsgoevy 9d ago
This just means that Apple is a big enough player for ARM to retroactively amend the standard. Does not mean that what Apple did was not a violation of then-standard tho.
5.
by sleirsgoevy 9d ago
No, that instruction does not read memory. That instruction is itself IN the inaccessible memory. It does not really matter how execution ended up in the HV in the first place. The misprediction happens due to having a branch-to-register in
6.
by sleirsgoevy 9d ago
Post author here. I wanted the code to be "as generic as possible", so I had to accept the possibility of some useful thing being at address 0.
7.
by sleirsgoevy 11mo ago
What about this idea? Make a movement among the devs who are willing to distribute "legitimately" (via Google Play or "authorized" sideload), to sign their apps with intentionally insecure private key. Then some commun
8.
by sleirsgoevy 11mo ago
Making every user to "verify" themselves with a government ID is a no-go, because government IDs are no more trustworthy than a toilet paper.
9.
by sleirsgoevy 11mo ago
The issue with government IDs is that they are, for all we know, not trustworthy, but everyone treats them like they are. And you know, I am not going to "verify" myself with Google with this kind of toilet paperwork. If Google de
10.
A theoretical way to circumvent Android developer verification(enaix.github.io)
196 points by sleirsgoevy 11mo ago|178 comments
11.
by sleirsgoevy 1y ago
The Linux kernel has even a way to determine whether the expression is compile-time, WITHOUT aborting compilation in either case. The trick is this (copied vebratim from Linux): #define __is_constexpr(x) (sizeof(int) == sizeof(*(8 ? ((void
12.
by sleirsgoevy 3y ago
Not really, it's garbage to the point that it only runs the X11 session, mutter can't even be compiled with Wayland support because it then tries to include some Linux-only header.
13.
by sleirsgoevy 3y ago
``` git clone https://github.com/irfanhakim-as/yuzu-mainline git fetch origin 537296095ab24eddcb196b5ef98004f91de9c8c2 ``` It seems that GitHub still serves the commit history through the existing forks of the repo. Ac