Add 24 bit flat mode support for DS80C390 to assembler and linker

[fw/sdcc] / as / mcs51 / lkihx.c

diff --git a/as/mcs51/lkihx.c b/as/mcs51/lkihx.c
index d849c1651b61063111d747f4f241d73fc43ed316..77d7b9acac7881c085de6f95d32dea3b692d02ea 100644 (file)
--- a/as/mcs51/lkihx.c
+++ b/as/mcs51/lkihx.c
@@ -132,3 +132,36 @@ ihx(i)
                fprintf(ofp, ":00000001FF\n");
        }
 }
+
+/*)Function    ihxEntendedLinearAddress(i)
+ *
+ *             addr_t  i               16 bit extended linear address.
+ *
+ *     The function ihxEntendedLinearAddress() writes an extended
+ *     linear address record (type 04) to the output file.
+ *
+ *     local variables:
+ *             addr_t  chksum          byte checksum
+ *
+ *     global variables:
+ *             FILE *  ofp             output file handle
+ *
+ *     functions called:
+ *             int     fprintf()       c_library
+ *
+ *     side effects:
+ *             The data is output to the file defined by ofp.
+ */
+VOID
+ihxEntendedLinearAddress(addr_t a)
+{
+    addr_t     chksum;
+  
+    /* The checksum is the complement of the bytes in the
+     * record: the 2 is record length, 4 is the extended linear
+     * address record type, plus the two address bytes.
+     */ 
+    chksum = 2 + 4 + (a & 0xff) + ((a >> 8) & 0xff);    
+    
+    fprintf(ofp, ":02000004%04X%02X\n", a & 0xffff, (-chksum) & 0xff);
+}
\ No newline at end of file