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2026-02-10 Tulio A M Mendesfix: replace hardcoded 0xC0000000 in pmm.c with hal_mm_... commit | commitdiff | tree | snapshot
2026-02-10 Tulio A M Mendesfix: replace hardcoded 0xC0000000 in syscall.c with... commit | commitdiff | tree | snapshot
2026-02-10 Tulio A M Mendesfix: wrap pci.c in #if x86 guard with stubs for other... commit | commitdiff | tree | snapshot
2026-02-10 Tulio A M Mendesfix: replace hardcoded 0xC0000000 in slab.c with hal_mm... commit | commitdiff | tree | snapshot
2026-02-10 Tulio A M Mendesfix: move VBE framebuffer VA from 0xD0000000 to 0xE0000000 commit | commitdiff | tree | snapshot
2026-02-10 Tulio A M Mendesfix: add rq_enqueue on wake in keyboard, tty, pty drivers commit | commitdiff | tree | snapshot
2026-02-10 Tulio A M MendesPOSIX Tiers 1-3: signals, brk/sbrk, nanosleep, raw... commit | commitdiff | tree | snapshot
2026-02-10 Tulio A M Mendesfix: heap coalesce early-return, process_create_kernel... commit | commitdiff | tree | snapshot
2026-02-10 Tulio A M Mendesdocs: update README, BUILD_GUIDE, and POSIX_ROADMAP... commit | commitdiff | tree | snapshot
2026-02-10 Tulio A M Mendesposix: generic readdir/getdents across all VFS (tmpfs... commit | commitdiff | tree | snapshot
2026-02-10 Tulio A M Mendesposix: add rename and rmdir syscalls (diskfs) commit | commitdiff | tree | snapshot
2026-02-10 Tulio A M Mendesposix: add openat, fstatat, unlinkat syscalls (AT_FDCWD) commit | commitdiff | tree | snapshot
2026-02-10 Tulio A M Mendesposix: add pipe2 and dup3 syscalls commit | commitdiff | tree | snapshot
2026-02-10 Tulio A M Mendesposix: add chdir/getcwd and relative path resolution commit | commitdiff | tree | snapshot
2026-02-10 Tulio A M Mendesposix: add fcntl(F_SETFL) O_NONBLOCK for pipes and... commit | commitdiff | tree | snapshot
2026-02-10 Tulio A M Mendesuser: add isatty smoke test via TCGETS commit | commitdiff | tree | snapshot
2026-02-10 Tulio A M Mendesvfs: add getdents syscall for diskfs directories commit | commitdiff | tree | snapshot
2026-02-10 Tulio A M Mendesdiskfs: add mkdir/unlink syscalls commit | commitdiff | tree | snapshot
2026-02-10 Tulio A M Mendesdiskfs: add hierarchical directories and migrate v2... commit | commitdiff | tree | snapshot
2026-02-10 Tulio A M Mendespersistfs: back /persist/counter by diskfs commit | commitdiff | tree | snapshot
2026-02-10 Tulio A M Mendesdiskfs: add minimal on-disk filesystem mounted at ... commit | commitdiff | tree | snapshot
2026-02-10 Tulio A M Mendesuaccess: recover from kernel page faults during copy_... commit | commitdiff | tree | snapshot
2026-02-09 Tulio A M Mendespty: add minimal /dev/ptmx and /dev/pts/0 commit | commitdiff | tree | snapshot
2026-02-09 Tulio A M Mendessignal: add SA_SIGINFO and sigaction ABI commit | commitdiff | tree | snapshot
2026-02-09 Tulio A M Mendesx86: deliver SIGSEGV on user page faults commit | commitdiff | tree | snapshot
2026-02-09 Tulio A M Mendesuser: add errno-based syscall wrappers commit | commitdiff | tree | snapshot
2026-02-09 Tulio A M Mendestools: avoid host macro collisions in user init (cppcheck) commit | commitdiff | tree | snapshot
2026-02-09 Tulio A M Mendesdocs: update POSIX roadmap with sigreturn commit | commitdiff | tree | snapshot
2026-02-09 Tulio A M Mendesx86: add sigreturn trampoline and fix execve stack... commit | commitdiff | tree | snapshot
2026-02-08 Tulio A M Mendesdocs: update POSIX roadmap and persistence notes commit | commitdiff | tree | snapshot
2026-02-08 Tulio A M Mendesstorage: add ATA PIO + persistfs mounted at /persist commit | commitdiff | tree | snapshot
2026-02-08 Tulio A M Mendestty: add basic job control (fg pgrp) + SIGTTIN/SIGTTOU commit | commitdiff | tree | snapshot
2026-02-08 Tulio A M Mendesx86/vmm+elf: fix user ELF mapping and PT access commit | commitdiff | tree | snapshot
2026-02-08 Tulio A M Mendescppcheck: const cleanups (full vfs api) commit | commitdiff | tree | snapshot
2026-02-08 Tulio A M Mendescppcheck: const cleanups (partial) commit | commitdiff | tree | snapshot
2026-02-08 Tulio A M Mendesx86: fix fork addr_space clone; add tty ioctl + session... commit | commitdiff | tree | snapshot
2026-02-08 Tulio A M Mendesposix: add select() syscall (minimal) commit | commitdiff | tree | snapshot
2026-02-08 Tulio A M Mendesx86: treat user page fault as SIGSEGV commit | commitdiff | tree | snapshot
2026-02-08 Tulio A M Mendesposix: add kill(SIGKILL) syscall commit | commitdiff | tree | snapshot
2026-02-08 Tulio A M Mendesposix: poll syscall (pipes + devfs tty/null) commit | commitdiff | tree | snapshot
2026-02-08 Tulio A M Mendesdocs: update POSIX/Unix status (errno, devfs, getppid... commit | commitdiff | tree | snapshot
2026-02-08 Tulio A M Mendesposix: standardize -errno in VFS/tmpfs/initrd commit | commitdiff | tree | snapshot
2026-02-08 Tulio A M Mendesposix: remove -1 returns from ELF loader commit | commitdiff | tree | snapshot
2026-02-08 Tulio A M Mendesposix: tighten uaccess + errno helpers commit | commitdiff | tree | snapshot
2026-02-08 Tulio A M Mendesposix: devfs with /dev/null and /dev/tty commit | commitdiff | tree | snapshot
2026-02-08 Tulio A M Mendesposix: standardize -errno returns commit | commitdiff | tree | snapshot
2026-02-08 Tulio A M Mendesposix: getppid syscall commit | commitdiff | tree | snapshot
2026-02-08 Tulio A M Mendesfix: prevent fork clone stack overflow commit | commitdiff | tree | snapshot
2026-02-08 Tulio A M Mendesposix: waitpid WNOHANG commit | commitdiff | tree | snapshot
2026-02-08 Tulio A M Mendesdocs: update POSIX/Unix feature status commit | commitdiff | tree | snapshot
2026-02-08 Tulio A M MendesD3: execve argv/envp userland test commit | commitdiff | tree | snapshot
2026-02-08 Tulio A M MendesD3: execve argv/envp stack + errno commit | commitdiff | tree | snapshot
2026-02-08 Tulio A M MendesD3: fork syscall + remove spawn commit | commitdiff | tree | snapshot
2026-02-08 Tulio A M MendesD3: dup/pipe/execve syscalls commit | commitdiff | tree | snapshot
2026-02-08 Tulio A M Mendesbuild: add scan-build and mkinitrd-asan targets commit | commitdiff | tree | snapshot
2026-02-08 Tulio A M Mendestests: fix ring3 write buffers and add sys_exit commit | commitdiff | tree | snapshot
2026-02-07 Tulio A M Mendeskernel: add overlayfs root (initrd+tmpfs) for writable / commit | commitdiff | tree | snapshot
2026-02-07 Tulio A M Mendeskernel: add console subsystem and kprintf (uart+vga) commit | commitdiff | tree | snapshot
2026-02-07 Tulio A M Mendessyscall: support write() to files (tmpfs test) commit | commitdiff | tree | snapshot
2026-02-07 Tulio A M Mendesfs: add mounts and basic tmpfs commit | commitdiff | tree | snapshot
2026-02-07 Tulio A M Mendesfs: add lseek/stat/fstat and minimal errno commit | commitdiff | tree | snapshot
2026-02-07 Tulio A M Mendesmm: add per-process address spaces (x86) commit | commitdiff | tree | snapshot
2026-02-07 Tulio A M Mendesproc: reap zombie children on waitpid commit | commitdiff | tree | snapshot
2026-02-07 Tulio A M Mendesuser/init: stress test waitpid with 100 children commit | commitdiff | tree | snapshot
2026-02-07 Tulio A M Mendesproc: add waitpid + exit status; add temporary spawn... commit | commitdiff | tree | snapshot
2026-02-07 Tulio A M Mendesdocs: update POSIX roadmap and current kernel features commit | commitdiff | tree | snapshot
2026-02-07 Tulio A M Mendestty: add canonical line discipline and wire fd 0/1/2 commit | commitdiff | tree | snapshot
2026-02-07 Tulio A M Mendestty: make stdin (fd 0) blocking via keyboard waiter commit | commitdiff | tree | snapshot
2026-02-07 Tulio A M Mendestty: add nonblocking stdin (fd 0) via ring buffer commit | commitdiff | tree | snapshot
2026-02-07 Tulio A M Mendesinitrd: switch to TAR USTAR with directory support commit | commitdiff | tree | snapshot
2026-02-07 Tulio A M Mendessyscall: add open/read/close and per-process fd table commit | commitdiff | tree | snapshot
2026-02-07 Tulio A M Mendesvfs: add basic path lookup (vfs_lookup) commit | commitdiff | tree | snapshot
2026-02-07 Tulio A M Mendeskernel: introduce init_start to manage initrd and users... commit | commitdiff | tree | snapshot
2026-02-07 Tulio A M Mendeskernel: move arch-specific init into arch_platform... commit | commitdiff | tree | snapshot
2026-02-07 Tulio A M Mendeskernel: move initrd mapping and usermode entry behind HAL commit | commitdiff | tree | snapshot
2026-02-07 Tulio A M Mendesrefactor: rename arch_start to arch_early_setup commit | commitdiff | tree | snapshot
2026-02-07 Tulio A M Mendesdocs: update README and translate build guide commit | commitdiff | tree | snapshot
2026-02-06 Tulio A M Mendesx86: enforce W^X-like user mappings (text RO after... commit | commitdiff | tree | snapshot
2026-02-06 Tulio A M Mendesx86: stabilize initrd/PMM and ring3 ELF bring-up commit | commitdiff | tree | snapshot
2026-02-06 Tulio A M Mendesdocs: update features/todo and build guide commit | commitdiff | tree | snapshot
2026-02-06 Tulio A M Mendesx86: enforce W^X and non-exec stack commit | commitdiff | tree | snapshot
2026-02-06 Tulio A M Mendeskernel: centralize user pointer access (uaccess) commit | commitdiff | tree | snapshot
2026-02-06 Tulio A M Mendesx86/usermode: add ring3 fault-injection tests for sys_write commit | commitdiff | tree | snapshot
2026-02-06 Tulio A M Mendesinitrd: remove placeholder read wrapper; ignore analysi... commit | commitdiff | tree | snapshot
2026-02-06 Tulio A M Mendessyscall: validate user pointers and copy buffers for... commit | commitdiff | tree | snapshot
2026-02-06 Tulio A M Mendesx86/usermode: add ring3 syscall smoke test commit | commitdiff | tree | snapshot
2026-02-06 Tulio A M Mendesx86/boot: shrink identity map to 16MB; map initrd via VMM commit | commitdiff | tree | snapshot
2026-02-06 Tulio A M Mendesx86/boot: reduce early identity map to 64MB commit | commitdiff | tree | snapshot
2026-02-06 Tulio A M Mendesshell: make panic command deterministic (ud2 on x86) commit | commitdiff | tree | snapshot
2026-02-06 Tulio A M Mendesboot: introduce arch_start() and generic boot_info... commit | commitdiff | tree | snapshot
2026-02-06 Tulio A M Mendessched: make early allocations safe under higher-half... commit | commitdiff | tree | snapshot
2026-02-06 Tulio A M Mendesmm/pmm: fix low memory reservations and speed up allocation commit | commitdiff | tree | snapshot
2026-02-06 Tulio A M Mendesx86/boot: expand early mappings and stabilize higher... commit | commitdiff | tree | snapshot
2026-02-06 Tulio A M Mendesbuild: keep ISO kernel in sync when generating grub... commit | commitdiff | tree | snapshot
2026-02-06 Tulio A M Mendesadd *.log on .gitignore commit | commitdiff | tree | snapshot
2026-02-06 Tulio A M Mendesadd iso/ on .gitignore commit | commitdiff | tree | snapshot
2026-02-06 Tulio A M Mendeskernel/mm: fix WSL build (cross-compiler guard, utils... commit | commitdiff | tree | snapshot
2026-02-06 Tulio A M Mendesx86: fix multiboot2 mmap tag and boot.S physical symbol... commit | commitdiff | tree | snapshot
2026-02-05 Tulio A M Mendeskernel: use hal_cpu_idle for idle loop commit | commitdiff | tree | snapshot
2026-02-05 Tulio A M Mendesmm: use hal_cpu_idle for heap corruption halts commit | commitdiff | tree | snapshot
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AdrOS - A Unix-like Operating System for hobby/academic study.