Exclude jtag2updi sib memory

src/avr.c

@@ -1601,13 +1601,15 @@ Memtable avr_mem_order[100] = {
 
 #include "dryrun.h"
 #include "jtag3.h"
+#include "jtagmkII.h"
 #define is_type(pgm, what) ((pgm)->initpgm == what ## _initpgm)
 
 // Whether a memory is an exception that shouldn't be there for this particular i/face
 int avr_mem_exclude(const PROGRAMMER *pgm, const AVRPART *p, const AVRMEM *mem) {
   return
     is_type(pgm, dryrun)? 0:    // Never exclude dryrun memories
-    // jtag3 cannot read beyond addr 6 on classic prodsig, so excluse memories in prodsig/sigrow
+    (mem_is_sib(mem) && is_type(pgm, jtagmkII_updi)) || // jtag2updi cannot deal with sib
+    // jtag3 cannot read beyond addr 6 on classic prodsig, so exclude memories in prodsig/sigrow
     (is_type(pgm, jtag3) && mem_is_in_sigrow(mem) && is_classic(p) && both_jtag(pgm, p)) ||
     // Classic part usersig memories cannot be read/written using ISP
     (mem_is_usersig(mem) && is_classic(p) && both_isp(pgm, p));