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- 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
- @@ -25,6 +25,8 @@ 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)
- @@ -32,6 +34,7 @@ static int parse_ofpart_partitions(struc
- struct device_node *mtd_node;
- struct device_node *ofpart_node;
- const char *partname;
- + const char *owrtpart = "ubi";
- struct device_node *pp;
- int nr_parts, i, ret = 0;
- bool dedicated = true;
- @@ -110,9 +113,15 @@ 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))
- @@ -215,6 +224,18 @@ 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);
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