diff --git a/src/include/ipxe/aoe.h b/src/include/ipxe/aoe.h index a51044d15..14d11c5cb 100644 --- a/src/include/ipxe/aoe.h +++ b/src/include/ipxe/aoe.h @@ -15,6 +15,8 @@ FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include #include #include +#include +#include /** An AoE config command */ struct aoecfg { @@ -109,6 +111,35 @@ struct aoehdr { /** Maximum number of sectors per packet */ #define AOE_MAX_COUNT 2 +/** An AoE device */ +struct aoe_device { + /** Reference counter */ + struct refcnt refcnt; + + /** Network device */ + struct net_device *netdev; + /** ATA command issuing interface */ + struct interface ata; + + /** Major number */ + uint16_t major; + /** Minor number */ + uint8_t minor; + /** Target MAC address */ + uint8_t target[MAX_LL_ADDR_LEN]; + + /** Saved timeout value */ + unsigned long timeout; + + /** Configuration command interface */ + struct interface config; + /** Device is configued */ + int configured; + + /** ACPI descriptor */ + struct acpi_descriptor desc; +}; + /** AoE boot firmware table signature */ #define ABFT_SIG ACPI_SIGNATURE ( 'a', 'B', 'F', 'T' ) diff --git a/src/include/ipxe/efi/efi_path.h b/src/include/ipxe/efi/efi_path.h index b27441d07..3921fcee2 100644 --- a/src/include/ipxe/efi/efi_path.h +++ b/src/include/ipxe/efi/efi_path.h @@ -15,6 +15,7 @@ FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); struct net_device; struct uri; +struct aoe_device; struct usb_function; extern EFI_DEVICE_PATH_PROTOCOL * @@ -24,6 +25,7 @@ extern EFI_DEVICE_PATH_PROTOCOL * efi_paths ( EFI_DEVICE_PATH_PROTOCOL *first, ... ); extern EFI_DEVICE_PATH_PROTOCOL * efi_netdev_path ( struct net_device *netdev ); extern EFI_DEVICE_PATH_PROTOCOL * efi_uri_path ( struct uri *uri ); +extern EFI_DEVICE_PATH_PROTOCOL * efi_aoe_path ( struct aoe_device *aoedev ); extern EFI_DEVICE_PATH_PROTOCOL * efi_usb_path ( struct usb_function *func ); extern EFI_DEVICE_PATH_PROTOCOL * efi_describe ( struct interface *interface ); diff --git a/src/interface/efi/efi_path.c b/src/interface/efi/efi_path.c index 3c8a3be57..8636c965b 100644 --- a/src/interface/efi/efi_path.c +++ b/src/interface/efi/efi_path.c @@ -24,6 +24,7 @@ #include #include #include +#include #include #include #include @@ -220,6 +221,52 @@ EFI_DEVICE_PATH_PROTOCOL * efi_uri_path ( struct uri *uri ) { return path; } +/** + * 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 * diff --git a/src/net/aoe.c b/src/net/aoe.c index 3a6611d04..e785e8979 100644 --- a/src/net/aoe.c +++ b/src/net/aoe.c @@ -42,6 +42,7 @@ FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include #include #include +#include #include /** @file @@ -68,35 +69,6 @@ static LIST_HEAD ( aoe_devices ); /** List of active AoE commands */ static LIST_HEAD ( aoe_commands ); -/** An AoE device */ -struct aoe_device { - /** Reference counter */ - struct refcnt refcnt; - - /** Network device */ - struct net_device *netdev; - /** ATA command issuing interface */ - struct interface ata; - - /** Major number */ - uint16_t major; - /** Minor number */ - uint8_t minor; - /** Target MAC address */ - uint8_t target[MAX_LL_ADDR_LEN]; - - /** Saved timeout value */ - unsigned long timeout; - - /** Configuration command interface */ - struct interface config; - /** Device is configued */ - int configured; - - /** ACPI descriptor */ - struct acpi_descriptor desc; -}; - /** An AoE command */ struct aoe_command { /** Reference count */ @@ -811,6 +783,7 @@ static struct interface_operation aoedev_ata_op[] = { INTF_OP ( acpi_describe, struct aoe_device *, aoedev_describe ), INTF_OP ( identify_device, struct aoe_device *, aoedev_identify_device ), + EFI_INTF_OP ( efi_describe, struct aoe_device *, efi_aoe_path ), }; /** AoE device ATA interface descriptor */