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-rw-r--r--target/linux/kirkwood/config-3.181
-rw-r--r--target/linux/kirkwood/config-4.31
-rw-r--r--target/linux/kirkwood/patches-3.18/100-find_active_root.patch61
-rw-r--r--target/linux/kirkwood/patches-4.3/100-find_active_root.patch61
4 files changed, 124 insertions, 0 deletions
diff --git a/target/linux/kirkwood/config-3.18 b/target/linux/kirkwood/config-3.18
index b936ba948b..17b2819830 100644
--- a/target/linux/kirkwood/config-3.18
+++ b/target/linux/kirkwood/config-3.18
@@ -189,6 +189,7 @@ CONFIG_LZO_DECOMPRESS=y
CONFIG_MACH_KIRKWOOD=y
CONFIG_MACH_MVEBU_ANY=y
# CONFIG_MACH_NETXBIG is not set
+CONFIG_MANGLE_BOOTARGS=y
CONFIG_MDIO_BOARDINFO=y
CONFIG_MIGHT_HAVE_PCI=y
CONFIG_MMC=y
diff --git a/target/linux/kirkwood/config-4.3 b/target/linux/kirkwood/config-4.3
index 86eace5d39..1e68af5acf 100644
--- a/target/linux/kirkwood/config-4.3
+++ b/target/linux/kirkwood/config-4.3
@@ -197,6 +197,7 @@ CONFIG_MAC80211_STA_HASH_MAX_SIZE=0
CONFIG_MACH_KIRKWOOD=y
CONFIG_MACH_MVEBU_ANY=y
# CONFIG_MACH_NETXBIG is not set
+CONFIG_MANGLE_BOOTARGS=y
CONFIG_MDIO_BOARDINFO=y
CONFIG_MIGHT_HAVE_PCI=y
CONFIG_MMC=y
diff --git a/target/linux/kirkwood/patches-3.18/100-find_active_root.patch b/target/linux/kirkwood/patches-3.18/100-find_active_root.patch
new file mode 100644
index 0000000000..e32b6089d1
--- /dev/null
+++ b/target/linux/kirkwood/patches-3.18/100-find_active_root.patch
@@ -0,0 +1,61 @@
+The WRT1900AC among other Linksys routers uses a dual-firmware layout.
+Dynamically rename the active partition to "ubi".
+
+Signed-off-by: Imre Kaloz <kaloz@openwrt.org>
+
+--- a/drivers/mtd/ofpart.c
++++ b/drivers/mtd/ofpart.c
+@@ -25,12 +25,15 @@ static bool node_has_compatible(struct d
+ return of_get_property(pp, "compatible", NULL);
+ }
+
++static int mangled_rootblock;
++
+ static int parse_ofpart_partitions(struct mtd_info *master,
+ struct mtd_partition **pparts,
+ struct mtd_part_parser_data *data)
+ {
+ struct device_node *node;
+ const char *partname;
++ const char *owrtpart = "ubi";
+ struct device_node *pp;
+ int nr_parts, i;
+
+@@ -78,9 +81,15 @@ static int parse_ofpart_partitions(struc
+ (*pparts)[i].offset = of_read_number(reg, a_cells);
+ (*pparts)[i].size = of_read_number(reg + a_cells, s_cells);
+
+- partname = of_get_property(pp, "label", &len);
+- if (!partname)
+- partname = of_get_property(pp, "name", &len);
++ if (mangled_rootblock && (i == mangled_rootblock)) {
++ partname = owrtpart;
++ } else {
++ partname = of_get_property(pp, "label", &len);
++
++ if (!partname)
++ partname = of_get_property(pp, "name", &len);
++ }
++
+ (*pparts)[i].name = partname;
+
+ if (of_get_property(pp, "read-only", &len))
+@@ -178,6 +187,18 @@ static int __init ofpart_parser_init(voi
+ return 0;
+ }
+
++static int __init active_root(char *str)
++{
++ get_option(&str, &mangled_rootblock);
++
++ if (!mangled_rootblock)
++ return 1;
++
++ return 1;
++}
++
++__setup("mangled_rootblock=", active_root);
++
+ static void __exit ofpart_parser_exit(void)
+ {
+ deregister_mtd_parser(&ofpart_parser);
diff --git a/target/linux/kirkwood/patches-4.3/100-find_active_root.patch b/target/linux/kirkwood/patches-4.3/100-find_active_root.patch
new file mode 100644
index 0000000000..e32b6089d1
--- /dev/null
+++ b/target/linux/kirkwood/patches-4.3/100-find_active_root.patch
@@ -0,0 +1,61 @@
+The WRT1900AC among other Linksys routers uses a dual-firmware layout.
+Dynamically rename the active partition to "ubi".
+
+Signed-off-by: Imre Kaloz <kaloz@openwrt.org>
+
+--- a/drivers/mtd/ofpart.c
++++ b/drivers/mtd/ofpart.c
+@@ -25,12 +25,15 @@ static bool node_has_compatible(struct d
+ return of_get_property(pp, "compatible", NULL);
+ }
+
++static int mangled_rootblock;
++
+ static int parse_ofpart_partitions(struct mtd_info *master,
+ struct mtd_partition **pparts,
+ struct mtd_part_parser_data *data)
+ {
+ struct device_node *node;
+ const char *partname;
++ const char *owrtpart = "ubi";
+ struct device_node *pp;
+ int nr_parts, i;
+
+@@ -78,9 +81,15 @@ static int parse_ofpart_partitions(struc
+ (*pparts)[i].offset = of_read_number(reg, a_cells);
+ (*pparts)[i].size = of_read_number(reg + a_cells, s_cells);
+
+- partname = of_get_property(pp, "label", &len);
+- if (!partname)
+- partname = of_get_property(pp, "name", &len);
++ if (mangled_rootblock && (i == mangled_rootblock)) {
++ partname = owrtpart;
++ } else {
++ partname = of_get_property(pp, "label", &len);
++
++ if (!partname)
++ partname = of_get_property(pp, "name", &len);
++ }
++
+ (*pparts)[i].name = partname;
+
+ if (of_get_property(pp, "read-only", &len))
+@@ -178,6 +187,18 @@ static int __init ofpart_parser_init(voi
+ return 0;
+ }
+
++static int __init active_root(char *str)
++{
++ get_option(&str, &mangled_rootblock);
++
++ if (!mangled_rootblock)
++ return 1;
++
++ return 1;
++}
++
++__setup("mangled_rootblock=", active_root);
++
+ static void __exit ofpart_parser_exit(void)
+ {
+ deregister_mtd_parser(&ofpart_parser);