Commit Graph

49 Commits

Author SHA1 Message Date
Matheus 3c3dfc8f39 vmm: address space forking 2022-09-19 18:42:05 -03:00
Matheus 2ab048c322 scheduler: pid allocation, thread queueing function and a few fixes 2022-09-19 18:41:25 -03:00
Matheus ce217ea8d8 fd: table cloning func 2022-09-19 18:37:21 -03:00
Matheus 41d6e7230e fd: new abstraction 2022-09-18 16:21:45 -03:00
Matheus 2848544ff0 scheduler: a bunch of fixes and a few changes
transferred memory context from proc to thread, fixed bugs relating to blocking, made getnext() wait till something is ready to run
2022-09-09 18:18:22 -03:00
Matheus c91e3cd12d ps2kbd: initial implementation 2022-09-08 18:06:17 -03:00
Matheus 2586acc14f keyboard: stub 2022-09-07 16:11:24 -03:00
Matheus 20249b07b2 Events: stub 2022-09-04 14:44:12 -03:00
Matheus 2f8c8fc8e3 ELF: don't change the cpu context 2022-09-04 14:42:59 -03:00
Matheus 56bee8be77 VFS: dot entries 2022-08-28 16:28:11 -03:00
Matheus edba446ba4 ELF: refactor loader 2022-08-27 20:27:14 -03:00
Matheus 9c6ce452f8 /dev/console 2022-08-20 15:15:10 -03:00
Matheus f7e5b5ba67 proper limine terminal interface 2022-08-20 14:16:26 -03:00
Matheus b3b5981f7a isatty syscall 2022-08-20 12:47:23 -03:00
Matheus f04d4b5a31 page allocator for alloc() 2022-08-19 22:11:06 -03:00
Matheus 098b2f5691 open syscall 2022-08-19 20:03:38 -03:00
Matheus 1d3405ba10 file decriptors 2022-08-19 18:01:32 -03:00
Matheus 4de0ff2556 gettid syscall, fix issues with vmm and mmap syscall 2022-08-18 22:12:51 -03:00
Matheus da99da2b36 arch_ctl syscall
it controls architecture specific things such as the GSBASE in x86_64
2022-08-18 20:42:03 -03:00
Matheus 0984a6458d fix several issues relating to elf and registers and add mmap 2022-08-18 17:53:09 -03:00
Matheus fc6d0000c5 added auxv to elf stack setup
the needed ones for rtdl; AT_NULL, AT_PHDR, AT_ENTRY, AT_PHNUM, AT_PHENT
2022-08-16 22:06:18 -03:00
Matheus 432e85b837 system calls 2022-08-15 21:52:57 -03:00
Matheus 261d7d3743 elf loading and userland 2022-08-14 20:19:38 -03:00
Matheus 33a516a611 user thread/process and elf loader stub 2022-08-13 23:16:34 -03:00
Matheus e7f4245c6d kernel threads
kernel threads and preemptive multitasking
2022-08-13 15:26:12 -03:00
Matheus ac5339453b per cpu timer queue 2022-08-12 22:11:59 -03:00
Matheus ab2bd69481 semaphores 2022-08-12 16:35:27 -03:00
Matheus c565bc006f apic ipis, scheduler stub, crappy and slow tlb shootdown 2022-08-09 23:53:39 -03:00
Matheus b2d8e5a166 devman initial implementation 2022-08-07 17:53:31 -03:00
Matheus 7ec69a219c devfs initial implementation 2022-08-07 17:33:49 -03:00
Matheus bdc19f90ef vfs and tmpfs read 2022-08-07 13:13:42 -03:00
Matheus ea8f21fb71 add tmpfs writing, vfs node tree dumping and fix some stupid issues 2022-08-04 20:49:59 -03:00
Matheus 479c51ec52 Initrd parsing and more VFS funcs.
Finished the initrd_parse() function for now and added vfs_open(), vfs_close() and vfs_write()
2022-08-04 19:31:10 -03:00
Matheus 947f4b4a06 initrd stub 2022-08-03 23:38:56 -03:00
Matheus 6ae75a9e99 create and mkdir funcs
file and directory creation functions for both the vfs and tmpfs
2022-08-03 22:05:11 -03:00
Matheus 2419b2e9e0 vfs filesystem mounting 2022-08-02 22:14:32 -03:00
Matheus 151235694d VFS stub 2022-07-30 22:51:07 -03:00
Matheus 61d1e17599 Initial slab implementation 2022-07-29 14:42:06 -03:00
Matheus 0f1222dd6d move spinlock.h
the implementation is more arch specific than anything. it has been placed under arch/include
2022-07-27 22:17:24 -03:00
Matheus ed866b05a9 vmm_cacheheader firstfree
keep track of the first free entry of each cache to make searching quicker
2022-07-27 20:44:34 -03:00
Matheus 940c39c0de finish the vmm 2022-07-27 20:31:56 -03:00
Matheus f1d3126990 Add a WIP VMM
As of now the VMM (pretty much a doubly linked list of regions) supports allocating and demand paging. still no deallocation though so if you allocate something you can't free it yet :')
2022-07-27 00:39:55 -03:00
Matheus 81d7e7e84f pmm_hhdmfree()
we had a pmm_hhdmalloc() but not a pmm_hhdmfree(), so that interface function is now implemented
2022-07-25 22:15:40 -03:00
Matheus 2d7dca8b8a pmm changes 2022-07-23 19:16:59 -03:00
Matheus 4d0d6347ad finish pmm 2022-07-23 13:52:09 -03:00
Matheus 1a509d02cf pmm stub 2022-07-23 01:06:12 -03:00
Matheus 21f353778d spinlock change
add a pause instruction in order to not completely demolish the system bus in a lock
2022-07-23 00:13:01 -03:00
Matheus 8f24f480b1 spinlocks 2022-07-22 18:30:13 -03:00
Matheus b44469a3e1 Initial commit 2022-07-21 22:50:12 -03:00