maze struct ptrs odd (blx stays Thumb)

2026-09-11 08:40:06 +00:00
parent 40943bbd51
commit 2087cba49c
1 changed files with 4 additions and 3 deletions
@@ -466,9 +466,10 @@ static void saimaa_machine_init(MachineState *machine)
            w = S + 8;
            cpu_physical_memory_write(S, &w, 4);
            /* [struct+4] is another fn ptr (e.g. 0x801b72e ldr r3,[r0,#4]
-             * with r0 = maze S via POOLS redirect); point at STUB too */
-            cpu_physical_memory_write(S + 4, &STUB, 4);
-            cpu_physical_memory_write(S + 8, &STUB, 4);
+             * with r0 = maze S via POOLS redirect); point at STUB too.
+             * NOTE: ODD (STUBV) — blx to even would switch to ARM! */
+            cpu_physical_memory_write(S + 4, &STUBV, 4);
+            cpu_physical_memory_write(S + 8, &STUBV, 4);
            {
                /* from qemu/maze.S: mailbox logger + lr-range guard.
                 * Bad lr (not 0x08xxxxxx) spins with IRQs off instead of