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-rw-r--r--src/device/device_const.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/src/device/device_const.c b/src/device/device_const.c
index 2ce76c61e5..20afe7e445 100644
--- a/src/device/device_const.c
+++ b/src/device/device_const.c
@@ -7,6 +7,7 @@
#include <device/pci.h>
#include <device/pci_def.h>
#include <device/resource.h>
+#include <fw_config.h>
/** Linked list of ALL devices */
DEVTREE_CONST struct device *DEVTREE_CONST all_devices = &dev_root;
@@ -383,3 +384,16 @@ DEVTREE_CONST struct device *dev_bus_each_child(const struct bus *parent,
return dev;
}
+
+bool is_dev_enabled(const struct device *dev)
+{
+ if (!dev)
+ return false;
+
+ /* For stages with immutable device tree, first check if device is disabled because of
+ fw_config probing. In these stages, dev->enabled does not reflect the true state of a
+ device that uses fw_config probing. */
+ if (DEVTREE_EARLY && !fw_config_probe_dev(dev, NULL))
+ return false;
+ return dev->enabled;
+}