From 5f71ed09aca5d9f001ff29be11294880ba725a14 Mon Sep 17 00:00:00 2001
From: graham sanderson <graham.sanderson@raspberrypi.com>
Date: Tue, 19 Nov 2024 20:05:08 -0600
Subject: [PATCH] fix incorrect disassembly of MOV rx_fifo

---
 tools/pioasm/pio_disassembler.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/tools/pioasm/pio_disassembler.cpp b/tools/pioasm/pio_disassembler.cpp
index eb1f4268c..2a34796d0 100644
--- a/tools/pioasm/pio_disassembler.cpp
+++ b/tools/pioasm/pio_disassembler.cpp
@@ -90,8 +90,8 @@ std::string disassemble(uint inst, uint sideset_bits_including_opt, bool sideset
                     invalid = true;
                 } else {
                     std::string index;
-                    if (arg2 & 8) index = "y";
-                    else          index = std::to_string(arg2 & 7);
+                    if (arg2 & 8) index = std::to_string(arg2 & 3);
+                    else          index = "y";
                     std::string guts = "";
                     op("mov");
                     if (arg1 & 4) {