mirror of
https://github.com/reactos/reactos.git
synced 2024-11-01 12:26:32 +00:00
120 lines
2.5 KiB
C
120 lines
2.5 KiB
C
/*
|
|
* PROJECT: ReactOS Boot Loader
|
|
* LICENSE: BSD - See COPYING.ARM in the top level directory
|
|
* FILE: boot/armllb/fw.c
|
|
* PURPOSE: LLB Firmware Routines (accessible by OS Loader)
|
|
* PROGRAMMERS: ReactOS Portable Systems Group
|
|
*/
|
|
|
|
#include "precomp.h"
|
|
|
|
USHORT ColorPalette[16][3] =
|
|
{
|
|
{0x00, 0x00, 0x00},
|
|
{0x00, 0x00, 0xAA},
|
|
{0x00, 0xAA, 0x00},
|
|
{0x00, 0xAA, 0xAA},
|
|
{0xAA, 0x00, 0x00},
|
|
{0xAA, 0x00, 0xAA},
|
|
{0xAA, 0x55, 0x00},
|
|
{0xAA, 0xAA, 0xAA},
|
|
{0x55, 0x55, 0x55},
|
|
{0x55, 0x55, 0xFF},
|
|
{0x55, 0xFF, 0x55},
|
|
{0x55, 0xFF, 0xFF},
|
|
{0xFF, 0x55, 0x55},
|
|
{0xFF, 0x55, 0xFF},
|
|
{0xFF, 0xFF, 0x55},
|
|
{0xFF, 0xFF, 0xFF},
|
|
};
|
|
|
|
VOID
|
|
LlbFwPutChar(INT Ch)
|
|
{
|
|
/* Just call directly the video function */
|
|
LlbVideoPutChar(Ch);
|
|
|
|
/* DEBUG ONLY */
|
|
LlbSerialPutChar(Ch);
|
|
}
|
|
|
|
BOOLEAN
|
|
LlbFwKbHit(VOID)
|
|
{
|
|
/* Check RX buffer */
|
|
return LlbHwKbdReady();
|
|
}
|
|
|
|
INT
|
|
LlbFwGetCh(VOID)
|
|
{
|
|
/* Return the key pressed */
|
|
#ifdef _ZOOM2_
|
|
return LlbKeypadGetChar();
|
|
#else
|
|
return LlbKeyboardGetChar();
|
|
#endif
|
|
}
|
|
|
|
ULONG
|
|
LlbFwVideoSetDisplayMode(IN PCHAR DisplayModeName,
|
|
IN BOOLEAN Init)
|
|
{
|
|
/* Return text mode */
|
|
return 0;
|
|
}
|
|
|
|
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
|
|
LlbFwVideoClearScreen(IN UCHAR Attr)
|
|
{
|
|
/* Clear the screen */
|
|
LlbVideoClearScreen(TRUE);
|
|
}
|
|
|
|
VOID
|
|
LlbFwVideoPutChar(IN INT c,
|
|
IN UCHAR Attr,
|
|
IN ULONG X,
|
|
IN ULONG Y)
|
|
{
|
|
ULONG Color, BackColor;
|
|
PUSHORT Buffer;
|
|
|
|
/* Convert EGA index to color used by hardware */
|
|
Color = LlbHwVideoCreateColor(ColorPalette[Attr & 0xF][0],
|
|
ColorPalette[Attr & 0xF][1],
|
|
ColorPalette[Attr & 0xF][2]);
|
|
BackColor = LlbHwVideoCreateColor(ColorPalette[Attr >> 4][0],
|
|
ColorPalette[Attr >> 4][1],
|
|
ColorPalette[Attr >> 4][2]);
|
|
|
|
/* Compute buffer address */
|
|
Buffer = (PUSHORT)LlbHwGetFrameBuffer() + (LlbHwGetScreenWidth() * (Y * 16)) + (X * 8);
|
|
|
|
/* Draw it */
|
|
LlbVideoDrawChar(c, Buffer, Color, BackColor);
|
|
}
|
|
|
|
|
|
TIMEINFO*
|
|
LlbFwGetTime(VOID)
|
|
{
|
|
/* Call existing function */
|
|
return LlbGetTime();
|
|
}
|
|
|
|
/* EOF */
|