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[PATCH v3 02/14] hw/arm/armv7m: Ensure requested CPU type implements ARM
From: |
Philippe Mathieu-Daudé |
Subject: |
[PATCH v3 02/14] hw/arm/armv7m: Ensure requested CPU type implements ARM_FEATURE_M |
Date: |
Wed, 10 Jan 2024 20:53:16 +0100 |
ARMV7M container can only accept M-profile CPU types.
Check requested type is valid once to allow further simplifications.
Suggested-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
---
hw/arm/armv7m.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/hw/arm/armv7m.c b/hw/arm/armv7m.c
index d239468558..8900730e53 100644
--- a/hw/arm/armv7m.c
+++ b/hw/arm/armv7m.c
@@ -300,6 +300,10 @@ static void armv7m_realize(DeviceState *dev, Error **errp)
error_propagate(errp, err);
return;
}
+ if (!arm_feature(&s->cpu->env, ARM_FEATURE_M)) {
+ error_setg(errp, "armv7m: CPU must be of Cortex-M family");
+ return;
+ }
cpudev = DEVICE(s->cpu);
object_property_set_link(OBJECT(s->cpu), "memory", OBJECT(&s->container),
--
2.41.0
- [PATCH v3 00/14] hw/arm: Prefer arm_feature() over object_property_find(), Philippe Mathieu-Daudé, 2024/01/10
- [PATCH v3 01/14] hw/arm/armv7m: Introduce cpudev variable in armv7m_realize(), Philippe Mathieu-Daudé, 2024/01/10
- [PATCH v3 02/14] hw/arm/armv7m: Ensure requested CPU type implements ARM_FEATURE_M,
Philippe Mathieu-Daudé <=
- [PATCH v3 03/14] hw/arm/armv7m: Move code setting 'start-powered-off' property around, Philippe Mathieu-Daudé, 2024/01/10
- [PATCH v3 04/14] hw/arm/armv7m: Always set 'init-nsvtor' property for Cortex-M CPUs, Philippe Mathieu-Daudé, 2024/01/10
- [PATCH v3 05/14] hw/arm: Prefer arm_feature(M_SECURITY) over object_property_find(), Philippe Mathieu-Daudé, 2024/01/10
- [PATCH v3 06/14] hw/arm: Prefer arm_feature(THUMB_DSP) over object_property_find(dsp), Philippe Mathieu-Daudé, 2024/01/10
- [PATCH v3 07/14] hw/arm: Prefer arm_feature(V7) over object_property_find(pmsav7-dregion), Philippe Mathieu-Daudé, 2024/01/10
- [PATCH v3 08/14] hw/arm: Prefer arm_feature(EL3) over object_property_find(has_el3), Philippe Mathieu-Daudé, 2024/01/10
- [PATCH v3 09/14] hw/arm: Prefer arm_feature(EL2) over object_property_find(has_el2), Philippe Mathieu-Daudé, 2024/01/10