bootstd: Add support for bootflows

Add support for bootflows, including maintaining a list of them and
iterating to find them.

Signed-off-by: Simon Glass <sjg@chromium.org>

1 files changed, 10 insertions, 1 deletions

diff --git a/boot/bootdev-uclass.c b/boot/bootdev-uclass.c
index e0baeb82b1..1ede933c2f 100644
--- a/boot/bootdev-uclass.c
+++ b/boot/bootdev-uclass.c
@@ -10,6 +10,7 @@
 #include <dm.h>
 #include <bootdev.h>
 #include <bootflow.h>
+#include <bootmeth.h>
 #include <bootstd.h>
 #include <env.h>
 #include <fs.h>
@@ -130,6 +131,10 @@ int bootdev_find_in_blk(struct udevice *dev, struct udevice *blk,
 
 	bflow->part = iter->part;
 
+	ret = bootmeth_check(bflow->method, iter);
+	if (ret)
+		return log_msg_ret("check", ret);
+
 	/*
 	 * partition numbers start at 0 so this cannot succeed, but it can tell
 	 * us whether there is valid media there
@@ -171,6 +176,10 @@ int bootdev_find_in_blk(struct udevice *dev, struct udevice *blk,
 		bflow->state = BOOTFLOWST_FS;
 	}
 
+	ret = bootmeth_read_bootflow(bflow->method, bflow);
+	if (ret)
+		return log_msg_ret("method", ret);
+
 	return 0;
 }
 
@@ -445,7 +454,7 @@ void bootdev_clear_bootflows(struct udevice *dev)
 
 		bflow = list_first_entry(&ucp->bootflow_head, struct bootflow,
 					 bm_node);
-		/* later bootflow_remove(bflow); */
+		bootflow_remove(bflow);
 	}
 }