support for reading word, writing line to storage, dirty cache eviction, cache load

1 files changed, 15 insertions, 2 deletions

diff --git a/inc/storage.h b/inc/storage.h
index a30e74d..fc93d7a 100644
--- a/inc/storage.h
+++ b/inc/storage.h
@@ -14,15 +14,22 @@ class Storage
 	virtual ~Storage() = default;
 
 	/**
-	 * Write `data` into `address`.
+	 * Write `data` word into `address`.
 	 * @param the source making the request.
 	 * @param the data (hexadecimal) to write.
 	 * @param the address to write to.
 	 * @return a status code reflecting the state of the request.
 	 */
 	virtual Response write(Accessor accessor, signed int data, int address) = 0;
+
+	/**
+	 * Write a data line to given address in this level of storage
+	 */
+	virtual Response write_line(Accessor accessor, std::array<signed int, LINE_SIZE> data_line, int address) = 0;
+
+	
 	/**
-	 * Get the data at `address`.
+	 * Get the data line at `address`.
 	 * @param the source making the request.
 	 * @param the address being accessed.
 	 * @return a status code reflecting the state of the request, and the
@@ -32,6 +39,12 @@ class Storage
 		Accessor accessor,
 		int address,
 		std::array<signed int, LINE_SIZE> &data) = 0;
+
+	/**
+	 * Read a word from given address in this level of storage
+	 */
+	virtual Response read_word(Accessor accessor, int address, signed int &data) = 0;
+	
 	/**
 	 * Sidedoor view of `lines` of memory starting at `base`.
 	 * @param The base line to start getting memory from.