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Post AtSSMo4gwcTdigYDMe by [email protected] |
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More posts by [email protected] |
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Post #ApUk7UZUkTbwgfzLLk by [email protected] |
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I'm trying to boot #plan9 1e (1992). Using entirely #FreeSoftware.It has a … |
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Post #ApUkrpYn2t8L6Skqci by [email protected] |
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But remember how we used to have a bunch of bootloaders and kernels that were #… |
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Post #ApUlKvrcgg6T3HRMR6 by [email protected] |
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But depending on my `fdconfig.sys` I either get it in a boot-loop (IDK if from … |
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Post #AqHnQHTDVFwwAGjscS by [email protected] |
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@lukeshu There are a number of open source emulators available. qemu should be … |
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Post #AtQZL9xWuzkaNRRWMq by [email protected] |
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After spending some time in ghidra mapping addresses to lines of code:The boot-… |
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Post #AtQZLA5KRzzMld5kWW by [email protected] |
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... and it's after the scheduler has started :(I was really expecting it to… |
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Post #AtQZLAB06uWf3DkHMe by [email protected] |
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And I'm evidently confused about how the memory map is set up. I seem to ha… |
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Post #AtQZLAHjhruhO6terY by [email protected] |
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"return 0 if OK, -1 if bullshit" |
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Post #AtQZLANlLSjZgniTFw by [email protected] |
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So I figured out yesterday that `BOOT` is not defined (as in `#ifdef BOOT`). Bu… |
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Post #AtQZLAVur9Fw65Wyxs by [email protected] |
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Besides the fact that I've mostly been dealing with ARM for the last few mo… |
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Post #AtQZLAd0QmvYS4qe12 by [email protected] |
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Why is #ghidra's memory map editor so difficult to use?Like if I can see wh… |
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Post #AtQZLAjO3420lrpjxg by [email protected] |
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So from the kernel's initialization, I have figured out exactly which regio… |
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Post #AtQZLApPgeqt4YeYM4 by [email protected] |
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The memory map now indeed makes sense in ghidra! And the gap between data and B… |
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Post #AtQZLAv5LZOBM9J5CC by [email protected] |
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And I got to the login screen!...by trying to single-step to find the crash. I … |
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Post #AtQZLB0l0TvTdjxc2K by [email protected] |
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But now it's hanging at "fs..." |
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Post #AtQZLB6me4kLwQmQQi by [email protected] |
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So somehow I didn't know about #qemu `-d in_asm`, which is letting me final… |
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Post #AtQZLBjmJ5wFtN1ZD6 by [email protected] |
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in the kernel:char Egreg[] = "it's a thermal problem";in userspac… |
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Post #AtSSMo4gwcTdigYDMe by [email protected] |
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So a INT=0x18 (which is supposed to be reserved???) is happening inside of runp… |
