[U-Boot] [PATCH] pxe: Fix pxe boot with FIT image

Wenbin song wenbin.song at nxp.com
Thu Aug 4 09:44:50 CEST 2016


From: York Sun <york.sun at nxp.com>

When FIT image is used, a single image provides kernel, device
tree and optionally ramdisk. Argc and argv need to be adjusted
to support this.

Signed-off-by: York Sun <york.sun at nxp.com>
---
 cmd/pxe.c | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/cmd/pxe.c b/cmd/pxe.c
index 9434a18..0a07f14 100644
--- a/cmd/pxe.c
+++ b/cmd/pxe.c
@@ -620,7 +620,7 @@ static int label_boot(cmd_tbl_t *cmdtp, struct pxe_label *label)
 	char initrd_str[22];
 	char mac_str[29] = "";
 	char ip_str[68] = "";
-	int bootm_argc = 3;
+	int bootm_argc = 2;
 	int len = 0;
 	ulong kernel_addr;
 	void *buf;
@@ -652,8 +652,6 @@ static int label_boot(cmd_tbl_t *cmdtp, struct pxe_label *label)
 		strcpy(bootm_argv[2], getenv("ramdisk_addr_r"));
 		strcat(bootm_argv[2], ":");
 		strcat(bootm_argv[2], getenv("filesize"));
-	} else {
-		bootm_argv[2] = "-";
 	}
 
 	if (get_relfile_envaddr(cmdtp, label->kernel, "kernel_addr_r") < 0) {
@@ -785,8 +783,11 @@ static int label_boot(cmd_tbl_t *cmdtp, struct pxe_label *label)
 	if (!bootm_argv[3])
 		bootm_argv[3] = getenv("fdt_addr");
 
-	if (bootm_argv[3])
+	if (bootm_argv[3]) {
+		if (!bootm_argv[2])
+			bootm_argv[2] = "-";
 		bootm_argc = 4;
+	}
 
 	kernel_addr = genimg_get_kernel_addr(bootm_argv[1]);
 	buf = map_sysmem(kernel_addr, 0);
-- 
2.1.0.27.g96db324



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