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void ega_check_cursor(void)
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void ega_check_cursor(void)
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{
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{
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    if (ega_cursor < SCREEN)
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    if (ega_cursor < SCREEN)
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        return;
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        return;
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    memcopy((void *)PA2KA(VIDEORAM),(void *)(PA2KA(VIDEORAM) + ROW*2), (SCREEN - ROW)*2); //swaped
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    memcpy((void *)PA2KA(VIDEORAM), (void *)(PA2KA(VIDEORAM) + ROW*2), (SCREEN - ROW)*2);
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    memsetw(PA2KA(VIDEORAM) + (SCREEN - ROW)*2, ROW, 0x0720);
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    memsetw(PA2KA(VIDEORAM) + (SCREEN - ROW)*2, ROW, 0x0720);
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    ega_cursor = ega_cursor - ROW;
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    ega_cursor = ega_cursor - ROW;
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}
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}
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void ega_putchar(const char ch)
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void ega_putchar(const char ch)