From: Bernhard Beschow <shentey@gmail.com>
Date: Sun, 15 Jun 2025 11:20:36 +0000 (+0200)
Subject: rust: pl011: Add missing logging to match C version
X-Git-Tag: v10.1.0-rc0~48^2~10
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b783601d1a3b3fd468035baf0ce2ead166e0abdc;p=thirdparty%2Fqemu.git

rust: pl011: Add missing logging to match C version

Co-developed-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Bernhard Beschow <shentey@gmail.com>
Link: https://lore.kernel.org/r/20250615112037.11992-4-shentey@gmail.com
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---

diff --git a/rust/hw/char/pl011/src/device.rs b/rust/hw/char/pl011/src/device.rs
index 92dc295540e..5b53f2649f1 100644
--- a/rust/hw/char/pl011/src/device.rs
+++ b/rust/hw/char/pl011/src/device.rs
@@ -305,6 +305,12 @@ impl PL011Registers {
     }
 
     fn write_data_register(&mut self, value: u32) -> bool {
+        if !self.control.enable_uart() {
+            log_mask_ln!(Log::GuestError, "PL011 data written to disabled UART");
+        }
+        if !self.control.enable_transmit() {
+            log_mask_ln!(Log::GuestError, "PL011 data written to disabled TX UART");
+        }
         // interrupts always checked
         let _ = self.loopback_tx(value.into());
         self.int_level |= Interrupt::TX;