[PATCH v4 1/3] sysboot: add zboot support to boot x86 Linux kernel image

[Kory Maincent]

Add "zboot" command to the list of supported boot in the label_boot
function.

Signed-off-by: Kory Maincent <kory.maincent at bootlin.com>
Reviewed-by: Simon Glass <sjg at chromium.org>
---

Change since v1:
 - Modify comment.

Change since v2:
 - Update do_zboot to do_zboot_parent function to follow the patch:
   5588e776b0

Change since v3:
 - Follow review from Simon Glass
 - Add clean-up paches

 cmd/pxe_utils.c   | 4 ++++
 include/command.h | 3 +++
 2 files changed, 7 insertions(+)

diff --git a/cmd/pxe_utils.c b/cmd/pxe_utils.c
index 3526a651d7..b788ee9576 100644
--- a/cmd/pxe_utils.c
+++ b/cmd/pxe_utils.c
@@ -657,6 +657,10 @@ static int label_boot(struct cmd_tbl *cmdtp, struct pxe_label *label)
 	/* Try booting a Image */
 	else
 		do_bootz(cmdtp, 0, bootm_argc, bootm_argv);
+#elif IS_ENABLED(CONFIG_CMD_ZBOOT)
+	/* Try booting an x86_64 Linux kernel image */
+	else
+		do_zboot_parent(cmdtp, 0, bootm_argc, bootm_argv, NULL);
 #endif
 	unmap_sysmem(buf);
 
diff --git a/include/command.h b/include/command.h
index e229bf2825..45d59f92d2 100644
--- a/include/command.h
+++ b/include/command.h
@@ -165,6 +165,9 @@ extern int do_bootz(struct cmd_tbl *cmdtp, int flag, int argc,
 extern int do_booti(struct cmd_tbl *cmdtp, int flag, int argc,
 		    char *const argv[]);
 
+int do_zboot_parent(struct cmd_tbl *cmdtp, int flag, int argc,
+		    char *const argv[], int *repeatable);
+
 extern int common_diskboot(struct cmd_tbl *cmdtp, const char *intf, int argc,
 			   char *const argv[]);
 
-- 
2.17.1