Terminal: Redraw entire line if any of its characters are dirty.

This means we only have to do one fill_rect() per line and the whole process
ends up being ~10% faster than before.

Also added a read_tsc() syscall to give userspace access to the TSC.
This commit is contained in:
Andreas Kling 2019-01-25 02:09:29 +01:00
commit 267a903dd0
Notes: sideshowbarker 2024-07-19 15:57:27 +09:00
9 changed files with 108 additions and 35 deletions

View file

@ -70,6 +70,7 @@
__ENUMERATE_SYSCALL(select) \
__ENUMERATE_SYSCALL(unlink) \
__ENUMERATE_SYSCALL(poll) \
__ENUMERATE_SYSCALL(read_tsc) \
__ENUMERATE_SYSCALL(gui_create_window) \
__ENUMERATE_SYSCALL(gui_destroy_window) \
__ENUMERATE_SYSCALL(gui_get_window_backing_store) \