cpu/mtrr/generic.c

89 struct mtrr_state_type mtrr_state;
90 EXPORT_SYMBOL_GPL(mtrr_state);
137 	struct mtrr_var_range *mtrr = mtrr_state.var_ranges + reg;
356 	if (mtrr_state.enabled & MTRR_STATE_MTRR_FIXED_ENABLED) {
363 		type = mtrr_state.fixed_ranges[0];
370 			if (mtrr_state.fixed_ranges[i] != type) {
373 				type = mtrr_state.fixed_ranges[i];
405 	if (!mtrr_state.enabled || !new_size) {
418 		mtrr_state.enabled = 0;
475 			mtrr_state.var_ranges[i] = var[i];
479 	mtrr_state.def_type = def_type;
480 	mtrr_state.enabled |= MTRR_STATE_MTRR_ENABLED;
525 	if (!(mtrr_state.enabled & MTRR_STATE_MTRR_ENABLED))
536 			type = type_merge(type, mtrr_state.def_type, uniform);
550 		type = type_merge(type, mtrr_state.def_type, uniform);
569 	vr = mtrr_state.var_ranges;
595 		get_fixed_ranges(mtrr_state.fixed_ranges);
647 		mtrr_attrib_to_str(mtrr_state.def_type));
648 	if (mtrr_state.have_fixed) {
650 			((mtrr_state.enabled & MTRR_STATE_MTRR_ENABLED) &&
651 			 (mtrr_state.enabled & MTRR_STATE_MTRR_FIXED_ENABLED)) ?
653 		print_fixed(0x00000, 0x10000, mtrr_state.fixed_ranges + 0);
656 				    mtrr_state.fixed_ranges + (i + 1) * 8);
659 				    mtrr_state.fixed_ranges + (i + 3) * 8);
665 		mtrr_state.enabled & MTRR_STATE_MTRR_ENABLED ? "en" : "dis");
669 		if (mtrr_state.var_ranges[i].mask_lo & MTRR_PHYSMASK_V)
673 				mtrr_state.var_ranges[i].base_hi,
674 				mtrr_state.var_ranges[i].base_lo >> 12,
676 				mtrr_state.var_ranges[i].mask_hi,
677 				mtrr_state.var_ranges[i].mask_lo >> 12,
678 				mtrr_attrib_to_str(mtrr_state.var_ranges[i].base_lo &
694 	vrs = mtrr_state.var_ranges;
697 	mtrr_state.have_fixed = lo & MTRR_CAP_FIX;
701 	if (mtrr_state.have_fixed)
702 		get_fixed_ranges(mtrr_state.fixed_ranges);
705 	mtrr_state.def_type = lo & MTRR_DEF_TYPE_TYPE;
706 	mtrr_state.enabled = (lo & MTRR_DEF_TYPE_ENABLE) >> MTRR_STATE_SHIFT;
724 	return !!(mtrr_state.enabled & MTRR_STATE_MTRR_ENABLED);
813 	 * get_mtrr doesn't need to update mtrr_state, also it could be called
924 		if (set_mtrr_var_ranges(i, &mtrr_state.var_ranges[i]))
928 	if (mtrr_state.have_fixed && set_fixed_ranges(mtrr_state.fixed_ranges))
935 	if ((deftype_lo & MTRR_DEF_TYPE_TYPE) != mtrr_state.def_type ||
936 	    ((deftype_lo & MTRR_DEF_TYPE_ENABLE) >> MTRR_STATE_SHIFT) != mtrr_state.enabled) {
939 			     mtrr_state.def_type |
940 			     (mtrr_state.enabled << MTRR_STATE_SHIFT);
993 	vr = &mtrr_state.var_ranges[reg];