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authorJonas Gorski <jogo@openwrt.org>2012-02-02 08:23:54 +0000
committerJonas Gorski <jogo@openwrt.org>2012-02-02 08:23:54 +0000
commiteca9950f63ec4491a7bd6138174ac08595184e1b (patch)
treea21d36b4e93a079ce234258a3a82b97dd82c10bf /target/linux/generic/patches-3.3/421-redboot_boardconfig.patch
parentc336de3d85efb1a1150825870b7cbff4f7a65366 (diff)
downloadmtk-20170518-eca9950f63ec4491a7bd6138174ac08595184e1b.zip
mtk-20170518-eca9950f63ec4491a7bd6138174ac08595184e1b.tar.gz
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kernel: add preliminary support for linux 3.3
Based on 3.3-rc2 SVN-Revision: 29986
Diffstat (limited to 'target/linux/generic/patches-3.3/421-redboot_boardconfig.patch')
-rw-r--r--target/linux/generic/patches-3.3/421-redboot_boardconfig.patch60
1 files changed, 60 insertions, 0 deletions
diff --git a/target/linux/generic/patches-3.3/421-redboot_boardconfig.patch b/target/linux/generic/patches-3.3/421-redboot_boardconfig.patch
new file mode 100644
index 0000000..db8377b
--- /dev/null
+++ b/target/linux/generic/patches-3.3/421-redboot_boardconfig.patch
@@ -0,0 +1,60 @@
+--- a/drivers/mtd/redboot.c
++++ b/drivers/mtd/redboot.c
+@@ -30,6 +30,8 @@
+ #include <linux/mtd/partitions.h>
+ #include <linux/module.h>
+
++#define BOARD_CONFIG_PART "boardconfig"
++
+ struct fis_image_desc {
+ unsigned char name[16]; // Null terminated name
+ uint32_t flash_base; // Address within FLASH of image
+@@ -60,6 +62,7 @@ static int parse_redboot_partitions(stru
+ struct mtd_partition **pparts,
+ struct mtd_part_parser_data *data)
+ {
++ unsigned long max_offset = 0;
+ int nrparts = 0;
+ struct fis_image_desc *buf;
+ struct mtd_partition *parts;
+@@ -227,14 +230,14 @@ static int parse_redboot_partitions(stru
+ }
+ }
+ #endif
+- parts = kzalloc(sizeof(*parts)*nrparts + nulllen + namelen, GFP_KERNEL);
++ parts = kzalloc(sizeof(*parts) * (nrparts + 1) + nulllen + namelen + sizeof(BOARD_CONFIG_PART), GFP_KERNEL);
+
+ if (!parts) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+- nullname = (char *)&parts[nrparts];
++ nullname = (char *)&parts[nrparts + 1];
+ #ifdef CONFIG_MTD_REDBOOT_PARTS_UNALLOCATED
+ if (nulllen > 0) {
+ strcpy(nullname, nullstring);
+@@ -253,6 +256,8 @@ static int parse_redboot_partitions(stru
+ }
+ #endif
+ for ( ; i<nrparts; i++) {
++ if(max_offset < buf[i].flash_base + buf[i].size)
++ max_offset = buf[i].flash_base + buf[i].size;
+ parts[i].size = fl->img->size;
+ parts[i].offset = fl->img->flash_base;
+ parts[i].name = names;
+@@ -286,6 +291,14 @@ static int parse_redboot_partitions(stru
+ fl = fl->next;
+ kfree(tmp_fl);
+ }
++ if(master->size - max_offset >= master->erasesize)
++ {
++ parts[nrparts].size = master->size - max_offset;
++ parts[nrparts].offset = max_offset;
++ parts[nrparts].name = names;
++ strcpy(names, BOARD_CONFIG_PART);
++ nrparts++;
++ }
+ ret = nrparts;
+ *pparts = parts;
+ out: