X-Git-Url: http://gitweb.hugovil.com/?a=blobdiff_plain;f=src%2Fmemory.h;h=c8761e9f0028ddf0423173dcd40fbbb270584ba5;hb=82819ebb72819f4a39c5a9aa95fbb2cef22d510f;hp=4166da9d6b8d292702aaae866063bdefc4f19a99;hpb=c862545432cff44e3d64614662c224732534bfd6;p=emu8051.git

diff --git a/src/memory.h b/src/memory.h
index 4166da9..c8761e9 100644
--- a/src/memory.h
+++ b/src/memory.h
@@ -24,22 +24,60 @@
 
 #include <sys/types.h>
 
-#define PGM_MEM_SIZE 65536
-#define INT_MEM_SIZE 256 /* IRAM = Direct addresses $00 to $7F
-			  * SFR  = Direct addresses $80 to $FF */
-#define EXT_MEM_SIZE 65536
-
-enum {
-  PGM_MEM_ID,
-  INT_MEM_ID,
-  EXT_MEM_ID
+#define PGM_MEM_MAX_SIZE 65536
+/*
+ *   Direct addressing $00 to $7F = IRAM (8051)
+ *   Direct addressing $80 to $FF = SFR  (8051)
+ * Indirect addressing $80 to $FF = IRAM (8052)
+ */
+#define INT_MEM_MAX_SIZE   256
+#define EXT_MEM_MAX_SIZE 65536
+
+#define PGM_MEM_DEFAULT_SIZE 8192
+#define EXT_MEM_DEFAULT_SIZE 1024
+
+enum mem_id_t {
+	PGM_MEM_ID,
+	INT_MEM_ID,
+	EXT_MEM_ID,
+	MEM_ID_COUNT
 };
 
 void
-memory_write8(int memory_id, unsigned long address, u_int8_t value);
+memory_init(void);
+
+void
+memory_clear(enum mem_id_t id);
+
+void
+memory_write8(enum mem_id_t id, unsigned long address, u_int8_t value);
+
+void
+memory_sfr_write8(unsigned long address, u_int8_t value);
+
+void
+memory_sfr_write_dptr(u_int16_t value);
+
+u_int8_t
+memory_read8(enum mem_id_t id, unsigned long address);
 
 u_int8_t
-memory_read8(int memory_id, unsigned long address);
+memory_sfr_read8(unsigned long address);
+
+u_int16_t
+memory_sfr_read_dptr(void);
+
+void
+stack_push8(uint8_t value);
+
+void
+stack_push16(uint16_t value);
+
+uint8_t
+stack_pop8(void);
+
+uint16_t
+stack_pop16(void);
 
 void
 DumpMem(char *Address, char *Asize, int memory_id);