diff options
Diffstat (limited to 'src/interface')
| -rw-r--r-- | src/interface/efi/efi_path.c | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/src/interface/efi/efi_path.c b/src/interface/efi/efi_path.c index 3c8a3be..8636c96 100644 --- a/src/interface/efi/efi_path.c +++ b/src/interface/efi/efi_path.c @@ -24,6 +24,7 @@ #include <ipxe/netdevice.h> #include <ipxe/vlan.h> #include <ipxe/uri.h> +#include <ipxe/aoe.h> #include <ipxe/usb.h> #include <ipxe/efi/efi.h> #include <ipxe/efi/efi_driver.h> @@ -221,6 +222,52 @@ EFI_DEVICE_PATH_PROTOCOL * efi_uri_path ( struct uri *uri ) { } /** + * Construct EFI device path for AoE device + * + * @v aoedev AoE device + * @ret path EFI device path, or NULL on error + */ +EFI_DEVICE_PATH_PROTOCOL * efi_aoe_path ( struct aoe_device *aoedev ) { + struct { + SATA_DEVICE_PATH sata; + EFI_DEVICE_PATH_PROTOCOL end; + } satapath; + EFI_DEVICE_PATH_PROTOCOL *netpath; + EFI_DEVICE_PATH_PROTOCOL *path; + + /* Get network device path */ + netpath = efi_netdev_path ( aoedev->netdev ); + if ( ! netpath ) + goto err_netdev; + + /* Construct SATA path */ + memset ( &satapath, 0, sizeof ( satapath ) ); + satapath.sata.Header.Type = MESSAGING_DEVICE_PATH; + satapath.sata.Header.SubType = MSG_SATA_DP; + satapath.sata.Header.Length[0] = sizeof ( satapath.sata ); + satapath.sata.HBAPortNumber = aoedev->major; + satapath.sata.PortMultiplierPortNumber = aoedev->minor; + satapath.end.Type = END_DEVICE_PATH_TYPE; + satapath.end.SubType = END_ENTIRE_DEVICE_PATH_SUBTYPE; + satapath.end.Length[0] = sizeof ( satapath.end ); + + /* Construct overall device path */ + path = efi_paths ( netpath, &satapath, NULL ); + if ( ! path ) + goto err_paths; + + /* Free temporary paths */ + free ( netpath ); + + return path; + + err_paths: + free ( netpath ); + err_netdev: + return NULL; +} + +/** * Construct EFI device path for USB function * * @v func USB function |