diff options
Diffstat (limited to 'include/fdtdec.h')
| -rw-r--r-- | include/fdtdec.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/include/fdtdec.h b/include/fdtdec.h index 8b24deb..99cb353 100644 --- a/include/fdtdec.h +++ b/include/fdtdec.h @@ -649,4 +649,15 @@ int fdt_get_named_resource(const void *fdt, int node, const char *property, const char *prop_names, const char *name, struct fdt_resource *res); +/** + * Look at the reg property of a device node that represents a PCI device + * and parse the bus, device and function number from it. + * + * @param fdt FDT blob + * @param node node to examine + * @param bdf returns bus, device, function triplet + * @return 0 if ok, negative on error + */ +int fdtdec_pci_get_bdf(const void *fdt, int node, int *bdf); + #endif |