diff options
Diffstat (limited to 'src/device')
-rw-r--r-- | src/device/device_const.c | 14 |
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; +} |