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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.
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9 changed files with 108 additions and 35 deletions
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@ -213,6 +213,8 @@ static dword handle(RegisterDump& regs, dword function, dword arg1, dword arg2,
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return current->gui$set_window_rect((int)arg1, (const GUI_Rect*)arg2);
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case Syscall::SC_gui_get_window_rect:
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return current->gui$get_window_rect((int)arg1, (GUI_Rect*)arg2);
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case Syscall::SC_read_tsc:
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return current->sys$read_tsc((dword*)arg1, (dword*)arg2);
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default:
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kprintf("<%u> int0x80: Unknown function %u requested {%x, %x, %x}\n", current->pid(), function, arg1, arg2, arg3);
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break;
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