dreamos82 / Dreamos64

My experiments with osdev... again

dreamos82/Dreamos64 Issues

_mmap_setup: is not mapping all the available memory
Updated 2 months ago
[TESTS] Tests should use the selected compiler
Closed 2 months ago
[VMM] Kernel is not building using 4k Pages
Closed 2 months ago
[FRAMEBUFFER] Implement scrolling for output
Updated 3 months ago
[KERNEL HEAP] The heap Should always use the VMM when possible
Updated 3 months ago1
[VMM] The tests should work for both page sizes 4k and 2M
Updated 4 months ago
[VMM] Drop support for small pages, and decide if worth to support both size of pages.
Closed 4 months ago1
[EXECUTABLES] Bootstrap
Updated 6 months ago
[VMM] Implement is_phyisical_address_mapped function that uses the direct map
Updated 6 months ago
[VMM] Implement unmap function that use the direct map
Closed 6 months ago1
[SYSCALL] Implement syscall for thread_exiting
Updated 6 months ago
[SYSCALLS] Implement syscall for mapping and unmapping memory
Updated 6 months ago
[SYSCALLS] Syscall layer bootstrap
Closed 6 months ago
Create macro pretty_log
Closed 7 months ago1
[USERMODE] Update threads and VMM to use the user mode flag when needed
Closed 7 months ago
[USERMODE] Create a test task to run in user mode
Closed 7 months ago
[PAGING MAPPING] Try to make the map_phys_to_vort function to not rely on recursion, but on direct map
Closed 8 months ago1
[USER MODE] Initialize data to be able to jump in user mode
Closed 9 months ago1
[BUILD] Add github workflow to test build with gcc and clang
Closed 9 months ago1
[FONT] Try to make the to use macros to handle PSF variables name
Updated 10 months ago
[VFS] Implement Array FS from DreamOS
Updated a year ago
[BUG] [VMM] Page fault when trying to access lower half mapped memory.
Closed a year ago
[VMM] Tasks should have their own VMM
Closed a year ago
[VMM] Pass current task vmm as parameter to vmm_* functions that needs it
Closed a year ago
[VMM] Function to free an allocated virtual address range
Updated a year ago
[VMM] Move vmm status information inside the VmmInfo structure
Closed a year ago
[VMM] vmm_init improvements and vmm flags parsing
Closed a year ago
[BUILD] Makefile: separate configuration from build part
Closed a year ago1
[FRAMEBUFFER] Colors not rendered correctly
Updated a year ago
[SCHEDULING] scheduler_delete_thread should delete the thread from the task too
Closed a year ago
[VMM] vmm_alloc, add expansion case
Closed a year ago
[SCHEDULING] The pml4 should be mapped in the higher half, not identity mapped.
Closed a year ago1
[VMM] Add function to get the direct map address of a given variable
Closed a year ago
[VMM] Some of the mapping functions are not using the flags specified
Closed a year ago1
[VMM] Virtual memory manager alloc
Closed a year ago1
[VMM] Virtual memory manager Bootstrap
Closed a year ago
[SCHEDULING] Create new virtual address space for a task
Closed a year ago
[SCHEDULING] Minor improvement in scheduler
Updated a year ago
[SCHEDULING] Remove task from queue when there are no more threads
Updated a year ago
[Scheduler] Replace array with linked list
Closed a year ago
[VFS] Implement read function
Closed a year ago
[VFS] Implement open and close functions and basic file descriptor structure
Closed 2 years ago
[VFS] Basic VFS structure
Closed 2 years ago1
[SCHEDULING] Complete task sturcture
Closed 2 years ago1
[SCHEDULING] Create a task when creating a thread
Closed 2 years ago1
[SCHEDULING] Implement spinlock
Closed 2 years ago
[SCHEDULING] Implement sleep function
Closed 2 years ago
vsprintf improvements
Updated 2 years ago
Implement RTC/Cmos clock
Closed 2 years ago
[SCHEDULING] Task termination
Closed 2 years ago1