efi_loader: rename struct efi_initrd_dp to efi_lo_dp_prefix

As we now also store device-tree device-paths in load options rename
struct efi_initrd_dp to efi_lo_dp_prefix.

Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>

5 files changed, 17 insertions, 7 deletions

diff --git a/cmd/eficonfig.c b/cmd/eficonfig.c
index 6108b42..bea09e4 100644
--- a/cmd/eficonfig.c
+++ b/cmd/eficonfig.c
@@ -1401,7 +1401,7 @@ static efi_status_t eficonfig_edit_boot_option(u16 *varname, struct eficonfig_bo
 	struct efi_device_path *initrd_device_dp = NULL;
 	struct efi_device_path *fdt_device_dp = NULL;
 
-	const struct efi_initrd_dp initrd_prefix = {
+	const struct efi_lo_dp_prefix initrd_prefix = {
 		.vendor = {
 			{
 			DEVICE_PATH_TYPE_MEDIA_DEVICE,
@@ -1417,7 +1417,7 @@ static efi_status_t eficonfig_edit_boot_option(u16 *varname, struct eficonfig_bo
 		}
 	};
 
-	const struct efi_initrd_dp fdt_prefix = {
+	const struct efi_lo_dp_prefix fdt_prefix = {
 		.vendor = {
 			{
 			DEVICE_PATH_TYPE_MEDIA_DEVICE,
diff --git a/cmd/efidebug.c b/cmd/efidebug.c
index 0830591..1a191eb 100644
--- a/cmd/efidebug.c
+++ b/cmd/efidebug.c
@@ -684,7 +684,7 @@ struct efi_device_path *create_lo_dp_part(const char *dev, const char *part,
 	struct efi_device_path *dp = NULL;
 	const struct efi_device_path *dp_prefix;
 	efi_status_t ret;
-	const struct efi_initrd_dp fdt_dp = {
+	const struct efi_lo_dp_prefix fdt_dp = {
 		.vendor = {
 			{
 			DEVICE_PATH_TYPE_MEDIA_DEVICE,
@@ -699,7 +699,7 @@ struct efi_device_path *create_lo_dp_part(const char *dev, const char *part,
 			sizeof(fdt_dp.end),
 		}
 	};
-	const struct efi_initrd_dp initrd_dp = {
+	const struct efi_lo_dp_prefix initrd_dp = {
 		.vendor = {
 			{
 			DEVICE_PATH_TYPE_MEDIA_DEVICE,
diff --git a/include/efi_load_initrd.h b/include/efi_load_initrd.h
index be5d5a7..9feafb1 100644
--- a/include/efi_load_initrd.h
+++ b/include/efi_load_initrd.h
@@ -18,7 +18,17 @@
 		 0xac, 0x74, 0xca, 0x55, 0x52, 0x31, 0xcc, 0x68)
 extern const efi_guid_t efi_lf2_initrd_guid;
 
-struct efi_initrd_dp {
+/**
+ * struct efi_lo_dp_prefix - separator device path used in load options
+ *
+ * We use vendor media device nodes in UEFI load options to separate
+ * the binary, initrd, and fdt device-paths. This structure contains
+ * the vendor media device node and an end node.
+ *
+ * @vendor:	vendor media device node
+ * @end:	end node
+ */
+struct efi_lo_dp_prefix {
 	struct efi_device_path_vendor vendor;
 	struct efi_device_path end;
 } __packed;
diff --git a/lib/efi_loader/efi_load_initrd.c b/lib/efi_loader/efi_load_initrd.c
index d911354..2350843 100644
--- a/lib/efi_loader/efi_load_initrd.c
+++ b/lib/efi_loader/efi_load_initrd.c
@@ -24,7 +24,7 @@ static const struct efi_load_file_protocol efi_lf2_protocol = {
  * Device path defined by Linux to identify the handle providing the
  * EFI_LOAD_FILE2_PROTOCOL used for loading the initial ramdisk.
  */
-static const struct efi_initrd_dp dp_lf2_handle = {
+static const struct efi_lo_dp_prefix dp_lf2_handle = {
 	.vendor = {
 		{
 		   DEVICE_PATH_TYPE_MEDIA_DEVICE,
diff --git a/lib/efi_loader/initrddump.c b/lib/efi_loader/initrddump.c
index 0004b6b..6151190 100644
--- a/lib/efi_loader/initrddump.c
+++ b/lib/efi_loader/initrddump.c
@@ -33,7 +33,7 @@ static bool nocolor;
  * Device path defined by Linux to identify the handle providing the
  * EFI_LOAD_FILE2_PROTOCOL used for loading the initial ramdisk.
  */
-static const struct efi_initrd_dp initrd_dp = {
+static const struct efi_lo_dp_prefix initrd_dp = {
 	.vendor = {
 		{
 		   DEVICE_PATH_TYPE_MEDIA_DEVICE,