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-rw-r--r--src/core/arm/mmu/wb.h63
1 files changed, 63 insertions, 0 deletions
diff --git a/src/core/arm/mmu/wb.h b/src/core/arm/mmu/wb.h
new file mode 100644
index 000000000..8fb7de946
--- /dev/null
+++ b/src/core/arm/mmu/wb.h
@@ -0,0 +1,63 @@
+#ifndef _MMU_WB_H_
+#define _MMU_WB_H_
+
+typedef struct wb_entry_s
+{
+ ARMword pa; //phy_addr
+ ARMbyte *data; //data
+ int nb; //number byte to write
+} wb_entry_t;
+
+typedef struct wb_s
+{
+ int num; //number of wb_entry
+ int nb; //number of byte of each entry
+ int first; //
+ int last; //
+ int used; //
+ wb_entry_t *entrys;
+} wb_s;
+
+typedef struct wb_desc_s
+{
+ int num;
+ int nb;
+} wb_desc_t;
+
+/* wb_init
+ * @wb_t :wb_t to init
+ * @num :num of entrys
+ * @nw :num of word of each entry
+ *
+ * $ -1:error
+ * 0:ok
+ * */
+int mmu_wb_init (wb_s * wb_t, int num, int nb);
+
+
+/* wb_exit
+ * @wb_t :wb_t to exit
+ * */
+void mmu_wb_exit (wb_s * wb);
+
+
+/* wb_write_bytes :put bytess in Write Buffer
+ * @state: ARMul_State
+ * @wb_t: write buffer
+ * @pa: physical address
+ * @data: data ptr
+ * @n number of byte to write
+ *
+ * Note: write buffer merge is not implemented, can be done late
+ * */
+void
+mmu_wb_write_bytess (ARMul_State * state, wb_s * wb_t, ARMword pa,
+ ARMbyte * data, int n);
+
+
+/* wb_drain_all
+ * @wb_t wb_t to drain
+ * */
+void mmu_wb_drain_all (ARMul_State * state, wb_s * wb_t);
+
+#endif /*_MMU_WB_H_*/