| branch | RCL_3 |
| changeset 257 | 3e88ff8f41d5 |
| parent 256 | c1f20ce4abcf |
| 256:c1f20ce4abcf | 257:3e88ff8f41d5 |
|---|---|
713 if(l1type==2 || l1type==3 || l1type==4) |
713 if(l1type==2 || l1type==3 || l1type==4) |
714 { |
714 { |
715 // we have an L1 data cache... |
715 // we have an L1 data cache... |
716 TUint32 csir = InternalCache::SizeIdRegister(0,0); |
716 TUint32 csir = InternalCache::SizeIdRegister(0,0); |
717 TUint sets = ((csir>>13)&0x7fff)+1; |
717 TUint sets = ((csir>>13)&0x7fff)+1; |
718 TUint ways = ((csir>>3)&0x3ff); |
718 TUint ways = ((csir>>3)&0x3ff)+1; |
719 ways+=1; |
|
720 TUint lineSizeShift = (csir&7)+4; |
719 TUint lineSizeShift = (csir&7)+4; |
721 // assume L1 data cache is VIPT and alias checks broken and so we need data cache colouring... |
720 // assume L1 data cache is VIPT and alias checks broken and so we need data cache colouring... |
722 dColourCount = (sets<<lineSizeShift)>>KPageShift; |
721 dColourCount = (sets<<lineSizeShift)>>KPageShift; |
723 if(l1type==4) // unified cache, so set instruction cache colour as well... |
722 if(l1type==4) // unified cache, so set instruction cache colour as well... |
724 iColourCount = (sets<<lineSizeShift)>>KPageShift; |
723 iColourCount = (sets<<lineSizeShift)>>KPageShift; |
728 if(l1type==1 || l1type==3) |
727 if(l1type==1 || l1type==3) |
729 { |
728 { |
730 // we have a separate L1 instruction cache... |
729 // we have a separate L1 instruction cache... |
731 TUint32 csir = InternalCache::SizeIdRegister(1,0); |
730 TUint32 csir = InternalCache::SizeIdRegister(1,0); |
732 TUint sets = ((csir>>13)&0x7fff)+1; |
731 TUint sets = ((csir>>13)&0x7fff)+1; |
733 TUint ways = ((csir>>3)&0x3ff); |
732 TUint ways = ((csir>>3)&0x3ff)+1; |
734 ways+=1; |
|
735 TUint lineSizeShift = (csir&7)+4; |
733 TUint lineSizeShift = (csir&7)+4; |
736 iColourCount = (sets<<lineSizeShift)>>KPageShift; |
734 iColourCount = (sets<<lineSizeShift)>>KPageShift; |
737 __KTRACE_OPT2(KBOOT,KMMU,Kern::Printf("L1ICache = 0x%x,0x%x,%d colourCount=%d",sets,ways,lineSizeShift,(sets<<lineSizeShift)>>KPageShift)); |
735 __KTRACE_OPT2(KBOOT,KMMU,Kern::Printf("L1ICache = 0x%x,0x%x,%d colourCount=%d",sets,ways,lineSizeShift,(sets<<lineSizeShift)>>KPageShift)); |
738 } |
736 } |
739 } |
737 } |