VOID
LlbFwVideoGetDisplaySize(OUT PULONG Width,
OUT PULONG Height,
OUT PULONG Depth)
{
/* Query static settings */
*Width = LlbHwGetScreenWidth() / 8;
*Height = LlbHwGetScreenHeight() / 16;
/* Depth is always 16 bpp */
*Depth = 16;
}
VOID
NTAPI
LlbVideoClearScreen(IN BOOLEAN OsLoader)
{
ULONG ScreenSize, p;
ULONG BackColor;
PUSHORT VideoBuffer;
/* Get frame buffer and reset cursor position */
VideoBuffer = LlbHwGetFrameBuffer();
ScreenCursor = 0;
/* Backcolor on this machine */
if (OsLoader)
{
/* Black */
BackColor = 0;
}
else
{
/* Deep blue */
#ifdef BLUE_SCREEN
BackColor = LlbHwVideoCreateColor(14, 0, 82);
#else
BackColor = LlbHwVideoCreateColor(0, 0, 0);
#endif
BackColor = (BackColor << 16) | BackColor;
}
/* Screen size on this machine */
ScreenSize = LlbHwGetScreenWidth() * LlbHwGetScreenHeight();
/* Clear the screen with the given color */
for (p = 0; p < ScreenSize * 2; p += 4)
{
*(PULONG)((PCHAR)VideoBuffer + p) = BackColor;
}
}
