void
xf86OSInitVidMem(VidMemInfoPtr pVidMem)
{
pVidMem->linearSupported = TRUE;
#ifdef __alpha__
if (axpSystem == -1) {
axpSystem = lnxGetAXP();
if ((needSparse = (_bus_base_sparse() > 0))) {
hae_thresh = xf86AXPParams[axpSystem].hae_thresh;
hae_mask = xf86AXPParams[axpSystem].hae_mask;
}
bus_base = _bus_base();
}
if (needSparse) {
xf86Msg(X_INFO,"Machine needs sparse mapping\n");
pVidMem->mapMem = mapVidMemSparse;
pVidMem->unmapMem = unmapVidMemSparse;
} else {
xf86Msg(X_INFO,"Machine type has 8/16 bit access\n");
pVidMem->mapMem = mapVidMem;
pVidMem->unmapMem = unmapVidMem;
}
#else
pVidMem->mapMem = mapVidMem;
pVidMem->unmapMem = unmapVidMem;
#endif /* __alpha__ */
#ifdef HAS_MTRR_SUPPORT
pVidMem->setWC = setWC;
pVidMem->undoWC = undoWC;
#endif
pVidMem->initialised = TRUE;
}
void
xf86OSInitVidMem(VidMemInfoPtr pVidMem)
{
pVidMem->linearSupported = TRUE;
#ifdef __alpha__
if (axpSystem == -1) {
axpSystem = lnxGetAXP();
if ((needSparse = (_bus_base_sparse() > 0))) {
hae_thresh = xf86AXPParams[axpSystem].hae_thresh;
hae_mask = xf86AXPParams[axpSystem].hae_mask;
sparse_size = xf86AXPParams[axpSystem].size;
}
bus_base = _bus_base();
}
if (isJensen) {
# ifndef JENSEN_SUPPORT
FatalError("Jensen is not supported any more\n"
"If you are intereseted in fixing Jensen support\n"
"please contact [email protected]\n");
# else
xf86Msg(X_INFO,"Machine type is Jensen\n");
pVidMem->mapMem = mapVidMemJensen;
pVidMem->unmapMem = unmapVidMemJensen;
# endif /* JENSEN_SUPPORT */
} else if (needSparse) {
xf86Msg(X_INFO,"Machine needs sparse mapping\n");
pVidMem->mapMem = mapVidMemSparse;
pVidMem->unmapMem = unmapVidMemSparse;
} else {
xf86Msg(X_INFO,"Machine type has 8/16 bit access\n");
pVidMem->mapMem = mapVidMem;
pVidMem->unmapMem = unmapVidMem;
}
#else
pVidMem->mapMem = mapVidMem;
pVidMem->unmapMem = unmapVidMem;
#endif /* __alpha__ */
#ifdef HAS_MTRR_SUPPORT
pVidMem->setWC = setWC;
pVidMem->undoWC = undoWC;
#endif
pVidMem->initialised = TRUE;
}