From: Philippe Mathieu-Daudé <philmd@linaro.org>
Date: Wed, 25 Jun 2025 21:59:49 +0000 (+0200)
Subject: hw/mips: Restrict ITU to TCG
X-Git-Tag: v10.1.0-rc0~17^2~9
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=63e7af2035242dda6e2460f4eadbbe6f58c67614;p=thirdparty%2Fqemu.git

hw/mips: Restrict ITU to TCG

MIPS Inter-Thread Communication Unit is implemented using
TCG. Check for TCG both in Kconfig and CPS source.

Fixes: 2321d971b6f ("hw/mips: Add dependency MIPS_CPS -> MIPS_ITU")
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20250702164953.18579-1-philmd@linaro.org>
---

diff --git a/hw/mips/Kconfig b/hw/mips/Kconfig
index b09c89a017..f84fffcd32 100644
--- a/hw/mips/Kconfig
+++ b/hw/mips/Kconfig
@@ -76,7 +76,7 @@ config LOONGSON3V
 
 config MIPS_CPS
     bool
-    select MIPS_ITU
+    select MIPS_ITU if TCG
 
 config MIPS_BOSTON
     bool
diff --git a/hw/mips/cps.c b/hw/mips/cps.c
index 2a3ba3f58d..e47695e2b0 100644
--- a/hw/mips/cps.c
+++ b/hw/mips/cps.c
@@ -24,7 +24,7 @@
 #include "hw/mips/mips.h"
 #include "hw/qdev-clock.h"
 #include "hw/qdev-properties.h"
-#include "system/kvm.h"
+#include "system/tcg.h"
 #include "system/reset.h"
 
 qemu_irq get_cps_irq(MIPSCPSState *s, int pin_number)
@@ -59,7 +59,7 @@ static bool cpu_mips_itu_supported(CPUMIPSState *env)
 {
     bool is_mt = (env->CP0_Config5 & (1 << CP0C5_VP)) || ase_mt_available(env);
 
-    return is_mt && !kvm_enabled();
+    return is_mt && tcg_enabled();
 }
 
 static void mips_cps_realize(DeviceState *dev, Error **errp)
diff --git a/hw/misc/Kconfig b/hw/misc/Kconfig
index c27285b47a..4e35657468 100644
--- a/hw/misc/Kconfig
+++ b/hw/misc/Kconfig
@@ -119,6 +119,7 @@ config STM32L4X5_RCC
 
 config MIPS_ITU
     bool
+    depends on TCG
 
 config MPS2_FPGAIO
     bool