diff options
Diffstat (limited to 'inc/cache.h')
| -rw-r--r-- | inc/cache.h | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/inc/cache.h b/inc/cache.h index 3b16ca1..ef9c9e4 100644 --- a/inc/cache.h +++ b/inc/cache.h @@ -42,6 +42,27 @@ class Cache : public Storage private: /** + * Helper for all access methods. + * Calls `request_handler` when `accessor` is allowed to complete its + * request cycle. + * @param the source making the request + * @param the address to write to + * @param the function to call when an access should be completed + */ + Response process( + Accessor accessor, + int address, + std::function<void(int index, int offset)> request_handler); + /** + * Returns OK if `accessor` is allowed to complete its request this cycle. + * Handles cache misses, wait times, and setting the current accessor this + * storage is serving. + * @param the accessor asking for a resource + * @return whether or not the access can be carried out this function call. + */ + Response is_access_cleared(Accessor accessor, int address); + /** + * Helper for access_cleared. * Fetches `address` from a lower level of storage if it is not already * present. If it is not, temporarily sets the is_blocked attribute of this * cache level to true, and the victim line is chosen/written back. |