hw/acpi: Introduce acpi_builtin() helper

acpi_builtin() can be used to check at runtime whether
the ACPI subsystem is built in a qemu-system binary.

Reviewed-by: Ani Sinha <anisinha@redhat.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-Id: <20250307223949.54040-3-philmd@linaro.org>

1 files changed, 5 insertions, 0 deletions

diff --git a/hw/acpi/acpi-stub.c b/hw/acpi/acpi-stub.c
index e268ce9b1a..790bf509e5 100644
--- a/hw/acpi/acpi-stub.c
+++ b/hw/acpi/acpi-stub.c
@@ -25,3 +25,8 @@ void acpi_table_add(const QemuOpts *opts, Error **errp)
 {
     g_assert_not_reached();
 }
+
+bool acpi_builtin(void)
+{
+    return false;
+}