b26: S17 safe-logger baked

tools/sbl_uni.py

@@ -367,6 +367,11 @@ def main():
     # S10 stublet (10B @0x08006C88, b23): rollback-exit router.
     # movw/movt ip + bx ip to sbl_main 0x802f6a3.
     mu.mem_write(0x08006C88, bytes.fromhex("4ff2a36cc0f6020c6047"))
+    # S17 safe-logger (50B @0x08006CF0, b26): print r1-string via
+    # UARTDM-TF only if r1 in rodata [0x804B800,0x8058000); pop-return.
+    mu.mem_write(0x08006CF0, bytes.fromhex(
+        "4bf60003c0f60403994211d348f20003c0f605039942"
+        "0bd210b54ff20003c0f28a730c4614f8010b08b11867fae710bd7047"))
     # PBL version-table fabrication (b23): [0x080528D0] = STUBV so the
     # rollback query's blx calls maze (returns 0 = versions OK).
     W32(0x080528D0, STUBV)
@@ -430,7 +435,7 @@ def main():
     # --- end parity ---
     # stub range is readonly on HW/QEMU: ignore SBL heap-clobber writes,
     # keep maze/stublets intact (restore-on-write with reentrancy guard)
-    STUB_LO, STUB_HI = 0x080068C0, 0x08006CF0  # +S7/S9/S10/S16 + banner
+    STUB_LO, STUB_HI = 0x080068C0, 0x08006D30  # +S7/S9/S10/S16/S17
     stub_snap = bytes(mu.mem_read(STUB_LO, STUB_HI - STUB_LO))
     _inww = [False]
     _swn = [0]