[U-Boot-Users] [PATCH 1/3 u-boot-fdt] Improve error messages, more informative.

[Jerry Van Baren <gvb.uboot@gmail.com>]

Print more than the raw libfdt error message strings.  This is especially
useful for cluing in the user when the bootm command aborts due to
blob problems.

Signed-off-by: Gerald Van Baren <vanbaren@cideas.com>
---

For review...

 common/fdt_support.c |   27 ++++++++++++++-------------
 1 files changed, 14 insertions(+), 13 deletions(-)

diff --git a/common/fdt_support.c b/common/fdt_support.c
index 69099c4..bcdc415 100644
--- a/common/fdt_support.c
+++ b/common/fdt_support.c
@@ -67,7 +67,7 @@ int fdt_chosen(void *fdt, ulong initrd_start, ulong initrd_end, int force)
 			return err;
 		}
 		if (used >= total) {
-			printf("fdt_chosen: no room in the reserved map (%d of %d)\n",
+			printf("WARNING fdt_chosen: no room in the reserved map (%d of %d)\n",
 				used, total);
 			return -1;
 		}
@@ -110,7 +110,7 @@ int fdt_chosen(void *fdt, ulong initrd_start, ulong initrd_end, int force)
 		 */
 		nodeoffset = fdt_add_subnode(fdt, 0, "chosen");
 		if (nodeoffset < 0) {
-			printf("libfdt: %s\n", fdt_strerror(nodeoffset));
+			printf("WARNING fdt_chosen: could not create the \"/chosen node\" (libfdt error %s).\n", fdt_strerror(nodeoffset));
 			return nodeoffset;
 		}
 	}
@@ -122,22 +122,22 @@ int fdt_chosen(void *fdt, ulong initrd_start, ulong initrd_end, int force)
 	if (str != NULL) {
 		err = fdt_setprop(fdt, nodeoffset, "bootargs", str, strlen(str)+1);
 		if (err < 0)
-			printf("libfdt: %s\n", fdt_strerror(err));
+			printf("WARNING fdt_chosen: could not set \"bootargs\" (libfdt error %s).\n", fdt_strerror(err));
 	}
 	if (initrd_start && initrd_end) {
 		tmp = __cpu_to_be32(initrd_start);
 		err = fdt_setprop(fdt, nodeoffset, "linux,initrd-start", &tmp, sizeof(tmp));
 		if (err < 0)
-			printf("libfdt: %s\n", fdt_strerror(err));
+			printf("WARNING fdt_chosen: could not set \"linux,initrd-start\" (libfdt error %s).\n", fdt_strerror(err));
 		tmp = __cpu_to_be32(initrd_end);
 		err = fdt_setprop(fdt, nodeoffset, "linux,initrd-end", &tmp, sizeof(tmp));
 		if (err < 0)
-			printf("libfdt: %s\n", fdt_strerror(err));
+			printf("WARNING fdt_chosen: could not set \"linux,initrd-end\" (libfdt error %s).\n", fdt_strerror(err));
 	}
 #ifdef OF_STDOUT_PATH
 	err = fdt_setprop(fdt, nodeoffset, "linux,stdout-path", OF_STDOUT_PATH, strlen(OF_STDOUT_PATH)+1);
 	if (err < 0)
-		printf("libfdt: %s\n", fdt_strerror(err));
+		printf("WARNING fdt_chosen: could not set \"linux,stdout-path\" (libfdt error %s).\n", fdt_strerror(err));
 #endif
 
 	nodeoffset = fdt_path_offset (fdt, "/cpus");
@@ -145,7 +145,7 @@ int fdt_chosen(void *fdt, ulong initrd_start, ulong initrd_end, int force)
 		clock = cpu_to_be32(bd->bi_intfreq);
 		err = fdt_setprop(fdt, nodeoffset, "clock-frequency", &clock, 4);
 		if (err < 0)
-			printf("libfdt: %s\n", fdt_strerror(err));
+			printf("WARNING fdt_chosen: could not set \"clock-frequency\" (libfdt error %s).\n", fdt_strerror(err));
 	}
 #ifdef OF_TBCLK
 	nodeoffset = fdt_path_offset (fdt, "/cpus/" OF_CPU "/timebase-frequency");
@@ -153,7 +153,7 @@ int fdt_chosen(void *fdt, ulong initrd_start, ulong initrd_end, int force)
 		clock = cpu_to_be32(OF_TBCLK);
 		err = fdt_setprop(fdt, nodeoffset, "clock-frequency", &clock, 4);
 		if (err < 0)
-			printf("libfdt: %s\n", fdt_strerror(err));
+			printf("WARNING fdt_chosen: could not set \"clock-frequency\" (libfdt error %s).\n", fdt_strerror(err));
 	}
 #endif
 	return err;
@@ -198,7 +198,7 @@ int fdt_env(void *fdt)
 	 */
 	nodeoffset = fdt_add_subnode(fdt, 0, "u-boot-env");
 	if (nodeoffset < 0) {
-		printf("libfdt: %s\n", fdt_strerror(nodeoffset));
+		printf("WARNING fdt_env: could not create the \"/u-boot-env node\" (libfdt error %s).\n", fdt_strerror(nodeoffset));
 		return nodeoffset;
 	}
 
@@ -226,7 +226,7 @@ int fdt_env(void *fdt)
 			continue;
 		err = fdt_setprop(fdt, nodeoffset, lval, rval, strlen(rval)+1);
 		if (err < 0) {
-			printf("libfdt: %s\n", fdt_strerror(err));
+			printf("WARNING fdt_env: could not set \"%s\" (libfdt error %s).\n", lval, fdt_strerror(err));
 			return err;
 		}
 	}
@@ -318,6 +318,7 @@ int fdt_bd_t(void *fdt)
 	 */
 	nodeoffset = fdt_add_subnode(fdt, 0, "bd_t");
 	if (nodeoffset < 0) {
+		printf("WARNING fdt_bd_t: could not create the \"/bd_t node\" (libfdt error %s).\n", fdt_strerror(nodeoffset));
 		printf("libfdt: %s\n", fdt_strerror(nodeoffset));
 		return nodeoffset;
 	}
@@ -328,17 +329,17 @@ int fdt_bd_t(void *fdt)
 		tmp = cpu_to_be32(getenv("bootargs"));
 		err = fdt_setprop(fdt, nodeoffset, bd_map[i].name, &tmp, sizeof(tmp));
 		if (err < 0)
-			printf("libfdt: %s\n", fdt_strerror(err));
+			printf("WARNING fdt_bd_t: could not set \"%s\" (libfdt error %s).\n", bd_map[i].name, fdt_strerror(err));
 	}
 	/*
 	 * Add a couple of oddball entries...
 	 */
 	err = fdt_setprop(fdt, nodeoffset, "enetaddr", &bd->bi_enetaddr, 6);
 	if (err < 0)
-		printf("libfdt: %s\n", fdt_strerror(err));
+		printf("WARNING fdt_bd_t: could not set \"enetaddr\" (libfdt error %s).\n", fdt_strerror(err));
 	err = fdt_setprop(fdt, nodeoffset, "ethspeed", &bd->bi_ethspeed, 4);
 	if (err < 0)
-		printf("libfdt: %s\n", fdt_strerror(err));
+		printf("WARNING fdt_bd_t: could not set \"ethspeed\" (libfdt error %s).\n", fdt_strerror(err));
 
 	return 0;
 }
-- 
1.4.4.4