* MMU
| MMUToLoadStore1Type (l_out) | LoadStore1ToMMUType (l_in) |
| MMUToDCacheType     (d_out) | DCacheToMMUType     (d_in) |
| MMUToICacheType NC  (i_out) | None                       |

* DCache
| DCacheToLoadStore1Type (d_out) | LoadStore1ToDCacheType (d_in) |
| DCacheToMMUType (m_out)        | MMUToDCacheType (m_in)        |
| WBMasterOut (wb_out)           | WBSlaveOut (wb_in)            |
| stall_out                      | None                          |

* Loadstore1 -- microwatt only
| Loadstore1ToMmuType (m_out)       | MmuToLoadstore1Type (m_in)          |
| Loadstore1ToDcacheType (d_out)    | DcacheToLoadstore1Type (d_in)       |
| Loadstore1ToWritebackType (l_out) | Execute1ToLoadstore1Type (l_in)     |
| Loadstore1ToExecute1Type (e_out)  | None                                |