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[efi] Split efi_usb_path() out to a separate function

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Provide efi_usb_path() as a standalone function, to allow for reuse by
the USB mass storage driver.

Signed-off-by: Michael Brown <mcb30@ipxe.org>
This commit is contained in:
Michael Brown
2020-10-16 15:07:14 +01:00
parent 2091288eaa
commit 87e39a9c93
4 changed files with 89 additions and 54 deletions
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3
src/include/ipxe/efi/efi_path.h
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@@ -13,9 +13,12 @@ FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
#include <ipxe/efi/efi.h>
#include <ipxe/efi/Protocol/DevicePath.h>
struct usb_function;
extern EFI_DEVICE_PATH_PROTOCOL *
efi_path_end ( EFI_DEVICE_PATH_PROTOCOL *path );
extern size_t efi_path_len ( EFI_DEVICE_PATH_PROTOCOL *path );
extern EFI_DEVICE_PATH_PROTOCOL * efi_usb_path ( struct usb_function *func );
extern EFI_DEVICE_PATH_PROTOCOL * efi_describe ( struct interface *interface );
#define efi_describe_TYPE( object_type ) \

6
src/include/ipxe/efi/efi_usb.h
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@@ -17,10 +17,8 @@
struct efi_usb_device {
/** Name */
const char *name;
/** The underlying USB device */
struct usb_device *usb;
/** The underlying EFI device */
struct efi_device *efidev;
/** The underlying USB function */
struct usb_function *func;
/** Configuration descriptor */
struct usb_configuration_descriptor *config;
/** Supported languages */