X-Git-Url: http://gitweb.hugovil.com/?a=blobdiff_plain;f=src%2Fmemory.c;h=c5b2acf51c7384776af89fe6b60ad346e27bebcd;hb=8d9b71ab3848729da1cf90a38a599be0b08cbb5c;hp=ac8bca5154cc0e01c145941ff75d3131a075e23c;hpb=84075f7a1709b2d05858dc5f866fb4e4eb385ce0;p=emu8051.git

diff --git a/src/memory.c b/src/memory.c
index ac8bca5..c5b2acf 100644
--- a/src/memory.c
+++ b/src/memory.c
@@ -70,6 +70,8 @@ memory_init(void)
 			log_err("%s", strerror(errno));
 			exit(1);
 		}
+
+		memset(m->buf, 0x00, m->size);
 	}
 }
 
@@ -183,6 +185,18 @@ stack_pop16(void)
 	return value;
 }
 
+/* Read a 16-bit address from PGM memory, starting at <base> offset */
+uint16_t
+pgm_read_addr16(uint16_t base)
+{
+	uint16_t addr;
+
+	addr = memory_read8(PGM_MEM_ID, base) << 8; /* MSB */
+	addr |= memory_read8(PGM_MEM_ID, base + 1); /* LSB */
+
+	return addr;
+}
+
 /* Dump memory */
 void
 DumpMem(char *Address, char *Asize, int memory_id)