From 99636710b29fefb90ce8bec1294195654fe44783 Mon Sep 17 00:00:00 2001
From: Shupei Fan <dymarkfan@outlook.com>
Date: Wed, 18 Dec 2024 14:13:15 +0000
Subject: [PATCH] [difftest] fix a bug in memory map route

---
 difftest/dpi_t1rocketemu/src/interconnect.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/difftest/dpi_t1rocketemu/src/interconnect.rs b/difftest/dpi_t1rocketemu/src/interconnect.rs
index 363e5e7bb..206d805dc 100644
--- a/difftest/dpi_t1rocketemu/src/interconnect.rs
+++ b/difftest/dpi_t1rocketemu/src/interconnect.rs
@@ -180,7 +180,7 @@ impl AddressSpace {
     for (idx, dev) in self.devices.iter().enumerate() {
       let (base, size) = dev.base_and_size;
       if base <= addr && addr - base < size {
-        return if addr - base + len < size {
+        return if addr - base + len <= size {
           Some(idx)
         } else {
           None