mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-11-09 07:42:49 +02:00
d2419b25b6
This is required for Actiontec PK5000 devices. Path from Daniel Gimpelevich. git-svn-id: svn://svn.openwrt.org/openwrt/trunk@33753 3c298f89-4303-0410-b956-a3cf2f4a3e73
119 lines
3.4 KiB
Diff
119 lines
3.4 KiB
Diff
--- a/drivers/mtd/ar7part.c
|
|
+++ b/drivers/mtd/ar7part.c
|
|
@@ -29,11 +29,14 @@
|
|
#include <linux/magic.h>
|
|
#include <linux/module.h>
|
|
|
|
+#include <asm/mach-ar7/prom.h>
|
|
+
|
|
#define AR7_PARTS 4
|
|
#define ROOT_OFFSET 0xe0000
|
|
|
|
#define LOADER_MAGIC1 le32_to_cpu(0xfeedfa42)
|
|
#define LOADER_MAGIC2 le32_to_cpu(0xfeed1281)
|
|
+#define LOADER_MAGIC3 le32_to_cpu(0x434d4d4c)
|
|
|
|
#ifndef SQUASHFS_MAGIC
|
|
#define SQUASHFS_MAGIC 0x73717368
|
|
@@ -45,12 +48,16 @@ struct ar7_bin_rec {
|
|
unsigned int address;
|
|
};
|
|
|
|
+int create_titan_partitions(struct mtd_info *master,
|
|
+ struct mtd_partition **pparts,
|
|
+ struct mtd_part_parser_data *data);
|
|
+
|
|
static int create_mtd_partitions(struct mtd_info *master,
|
|
struct mtd_partition **pparts,
|
|
struct mtd_part_parser_data *data)
|
|
{
|
|
struct ar7_bin_rec header;
|
|
- unsigned int offset;
|
|
+ unsigned int offset, mtd_start, mtd_end;
|
|
size_t len;
|
|
unsigned int pre_size = master->erasesize, post_size = 0;
|
|
unsigned int root_offset = ROOT_OFFSET;
|
|
@@ -58,6 +65,16 @@ static int create_mtd_partitions(struct
|
|
int retries = 10;
|
|
struct mtd_partition *ar7_parts;
|
|
|
|
+ const char *prom_str = prom_getenv("ProductID");
|
|
+ char mtd_name[] = "mtd1";
|
|
+ if(prom_str &&
|
|
+ (strcmp(prom_str, "CYWL")==0 ||
|
|
+ strcmp(prom_str, "CYWM")==0 ||
|
|
+ strcmp(prom_str, "CYLM")==0 ||
|
|
+ strcmp(prom_str, "CYLL")==0)){
|
|
+ return create_titan_partitions(master, pparts, data);
|
|
+ }
|
|
+
|
|
ar7_parts = kzalloc(sizeof(*ar7_parts) * AR7_PARTS, GFP_KERNEL);
|
|
if (!ar7_parts)
|
|
return -ENOMEM;
|
|
@@ -86,34 +103,39 @@ static int create_mtd_partitions(struct
|
|
|
|
pre_size = offset;
|
|
|
|
- if (!ar7_parts[1].offset) {
|
|
- ar7_parts[1].offset = master->size - master->erasesize;
|
|
- post_size = master->erasesize;
|
|
- }
|
|
-
|
|
switch (header.checksum) {
|
|
- case LOADER_MAGIC1:
|
|
- while (header.length) {
|
|
- offset += sizeof(header) + header.length;
|
|
- mtd_read(master, offset, sizeof(header), &len,
|
|
- (uint8_t *)&header);
|
|
- }
|
|
- root_offset = offset + sizeof(header) + 4;
|
|
- break;
|
|
case LOADER_MAGIC2:
|
|
+ for (retries = 0; retries <= 9; retries++) {
|
|
+ mtd_name[3] = '0' + retries;
|
|
+ prom_str = prom_getenv(mtd_name);
|
|
+ if (prom_str == NULL)
|
|
+ continue;
|
|
+ sscanf(prom_str, "%i,%i", &mtd_start, &mtd_end);
|
|
+ if (pre_size == (mtd_start & 0x1ffffff)) {
|
|
+ ar7_parts[1].offset = mtd_end &= 0x1ffffff;
|
|
+ ar7_parts[1].size = post_size = master->size - mtd_end;
|
|
+ break;
|
|
+ }
|
|
+ }
|
|
+ case LOADER_MAGIC1:
|
|
+ root_offset = (header.checksum == LOADER_MAGIC1) ? 4 : 0;
|
|
while (header.length) {
|
|
offset += sizeof(header) + header.length;
|
|
mtd_read(master, offset, sizeof(header), &len,
|
|
(uint8_t *)&header);
|
|
}
|
|
- root_offset = offset + sizeof(header) + 4 + 0xff;
|
|
- root_offset &= ~(uint32_t)0xff;
|
|
+ root_offset += offset + sizeof(header);
|
|
break;
|
|
default:
|
|
printk(KERN_WARNING "Unknown magic: %08x\n", header.checksum);
|
|
break;
|
|
}
|
|
|
|
+ if (!ar7_parts[1].offset) {
|
|
+ post_size = master->erasesize;
|
|
+ ar7_parts[1].offset = master->size - post_size;
|
|
+ }
|
|
+
|
|
mtd_read(master, root_offset, sizeof(header), &len, (u8 *)&header);
|
|
if (header.checksum != SQUASHFS_MAGIC) {
|
|
root_offset += master->erasesize - 1;
|
|
--- a/drivers/mtd/titanpart.c
|
|
+++ b/drivers/mtd/titanpart.c
|
|
@@ -149,7 +149,7 @@ static void titan_add_partition(char * e
|
|
}
|
|
int create_titan_partitions(struct mtd_info *master,
|
|
struct mtd_partition **pparts,
|
|
- unsigned long origin)
|
|
+ struct mtd_part_parser_data *data)
|
|
{
|
|
struct nsp_img_hdr_head hdr;
|
|
struct nsp_img_hdr_section_info sect_info;
|