From b4ee10f0990fdc75e4b0a1fcd2ded45992219beb Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Hugo=20H=C3=B6rnquist?= <hugo@hornquist.se>
Date: Mon, 27 Jan 2020 12:53:04 +0100
Subject: Mon, 27 Jan 2020 12:53:04 +0100

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 create mode 100644 Pintos.wiki

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+Omregga inte i webreg
+Typ på torsdag
+
+- maila filippe [sic?] angående status
+- Gör gammla eller nya labbar
+
+- lab 0 uppdaterad
+- Lab3 delad i 3
+
+- fler kodexempel
+
+----------------------------------------
+
+- 29 mars lab deadline
+- labbar lämnas kanske inte via gitlab
+
+== Tekniskt om pintos ==
+
+- Return från syscall ligger i `f->eax`
+- `f->esp` is the stack of the calling process
+- The syscall number is ath the top, then the arguments
+- `0xCC` means that memmory was `free()`d 
+- `backtrace kernel [ hexcode ] ...`
+- gdb `x/{5w,s}` examine...?
+
+== Debug ==
+{{{
+# Stand in src/userprog/build
+pintos-mkdisk fs.dsk 2 # make disk
+pintos --qemu -- -f -q # format disk
+pintos --qemu -p local-file -a file-in-pintos -- -q
+
+pintos --qemu --gdb -- run printf
+pintos-gdb src/userprog/build/kernel.o
+(gdb) target remote localhost:1234
+}}}
+
+ttps://www.ida.liu.se/~TDDB68/labs/Lab1.pdf
+
+
+=== Filer ===
+
+- `pintos/src/lib/user/syscal.{h,c}` :: The syscall wrapper
+- `userprog/syscall.{h,c}`           :: Implement syscalls here
+- `threads/thread.{h,c}`             :: Implement something here
+- `threads/interrupt.{h,c}`          :: Important structures
+- `lib/syscal-nr.h`                  :: Syscall numbers
+- `filesys/filesys.{h,c}`            :: Pintos file system
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