#include "xf86.h"
#include "xf86_OSproc.h"
#include "xf86Resources.h"
#include "xf86_ansic.h"
#include "xf86PciInfo.h"
#include "xf86Pci.h"
#include "cyrix.h"
#include "shadowfb.h"
#include "servermd.h"
void
CYRIXRefreshArea(ScrnInfoPtr pScrn, int num, BoxPtr pbox)
{
CYRIXPrvPtr pCyrix = CYRIXPTR(pScrn);
int width, height, Bpp, FBPitch;
unsigned char *src, *dst;
Bpp = pScrn->bitsPerPixel >> 3;
FBPitch = BitmapBytePad(pScrn->displayWidth * pScrn->bitsPerPixel);
while(num--) {
width = (pbox->x2 - pbox->x1) * Bpp;
height = pbox->y2 - pbox->y1;
src = pCyrix->ShadowPtr + (pbox->y1 * pCyrix->ShadowPitch) +
(pbox->x1 * Bpp);
dst = pCyrix->FbBase + (pbox->y1 * FBPitch) + (pbox->x1 * Bpp);
while(height--) {
memcpy(dst, src, width);
dst += FBPitch;
src += pCyrix->ShadowPitch;
}
pbox++;
}
}
void
CYRIXPointerMoved(int index, int x, int y)
{
ScrnInfoPtr pScrn = xf86Screens[index];
CYRIXPrvPtr pCyrix = CYRIXPTR(pScrn);
int newX, newY;
if(pCyrix->Rotate == 1) {
newX = pScrn->pScreen->height - y - 1;
newY = x;
} else {
newX = y;
newY = pScrn->pScreen->width - x - 1;
}
(*pCyrix->PointerMoved)(index, newX, newY);
}
void
CYRIXRefreshArea8(ScrnInfoPtr pScrn, int num, BoxPtr pbox)
{
CYRIXPrvPtr pCyrix = CYRIXPTR(pScrn);
int count, width, height, y1, y2, dstPitch, srcPitch;
CARD8 *dstPtr, *srcPtr, *src;
CARD32 *dst;
dstPitch = pScrn->displayWidth;
srcPitch = -pCyrix->Rotate * pCyrix->ShadowPitch;
while(num--) {
width = pbox->x2 - pbox->x1;
y1 = pbox->y1 & ~3;
y2 = (pbox->y2 + 3) & ~3;
height = (y2 - y1) >> 2;
if(pCyrix->Rotate == 1) {
dstPtr = pCyrix->FbBase +
(pbox->x1 * dstPitch) + pScrn->virtualX - y2;
srcPtr = pCyrix->ShadowPtr + ((1 - y2) * srcPitch) + pbox->x1;
} else {
dstPtr = pCyrix->FbBase +
((pScrn->virtualY - pbox->x2) * dstPitch) + y1;
srcPtr = pCyrix->ShadowPtr + (y1 * srcPitch) + pbox->x2 - 1;
}
while(width--) {
src = srcPtr;
dst = (CARD32*)dstPtr;
count = height;
while(count--) {
*(dst++) = src[0] | (src[srcPitch] << 8) |
(src[srcPitch * 2] << 16) |
(src[srcPitch * 3] << 24);
src += srcPitch * 4;
}
srcPtr += pCyrix->Rotate;
dstPtr += dstPitch;
}
pbox++;
}
}
void
CYRIXRefreshArea16(ScrnInfoPtr pScrn, int num, BoxPtr pbox)
{
CYRIXPrvPtr pCyrix = CYRIXPTR(pScrn);
int count, width, height, y1, y2, dstPitch, srcPitch;
CARD16 *dstPtr, *srcPtr, *src;
CARD32 *dst;
dstPitch = pScrn->displayWidth;
srcPitch = -pCyrix->Rotate * pCyrix->ShadowPitch >> 1;
while(num--) {
width = pbox->x2 - pbox->x1;
y1 = pbox->y1 & ~1;
y2 = (pbox->y2 + 1) & ~1;
height = (y2 - y1) >> 1;
if(pCyrix->Rotate == 1) {
dstPtr = (CARD16*)pCyrix->FbBase +
(pbox->x1 * dstPitch) + pScrn->virtualX - y2;
srcPtr = (CARD16*)pCyrix->ShadowPtr +
((1 - y2) * srcPitch) + pbox->x1;
} else {
dstPtr = (CARD16*)pCyrix->FbBase +
((pScrn->virtualY - pbox->x2) * dstPitch) + y1;
srcPtr = (CARD16*)pCyrix->ShadowPtr +
(y1 * srcPitch) + pbox->x2 - 1;
}
while(width--) {
src = srcPtr;
dst = (CARD32*)dstPtr;
count = height;
while(count--) {
*(dst++) = src[0] | (src[srcPitch] << 16);
src += srcPitch * 2;
}
srcPtr += pCyrix->Rotate;
dstPtr += dstPitch;
}
pbox++;
}
}