kernel: move old firmware uimage splitter into separated patch
This will allow us to drop it in the future. This patch doesn't change the final mtdpart.c, it remains the same. Signed-off-by: Rafał Miłecki <zajec5@gmail.com> SVN-Revision: 43696
This commit is contained in:
parent
0fa857f3ba
commit
2b4fbeb6d4
14 changed files with 202 additions and 134 deletions
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@ -1,6 +1,6 @@
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--- a/drivers/mtd/Kconfig
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--- a/drivers/mtd/Kconfig
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+++ b/drivers/mtd/Kconfig
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+++ b/drivers/mtd/Kconfig
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@@ -12,6 +12,28 @@ menuconfig MTD
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@@ -12,6 +12,23 @@ menuconfig MTD
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if MTD
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if MTD
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@ -19,11 +19,6 @@
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+ depends on MTD_SPLIT_FIRMWARE
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+ depends on MTD_SPLIT_FIRMWARE
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+ default "firmware"
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+ default "firmware"
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+
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+
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+config MTD_UIMAGE_SPLIT
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+ bool "Enable split support for firmware partitions containing a uImage"
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+ depends on MTD_SPLIT_FIRMWARE
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+ default y
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+
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+endmenu
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+endmenu
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+
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+
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config MTD_TESTS
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config MTD_TESTS
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@ -120,47 +115,10 @@
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int mtd_del_partition(struct mtd_info *master, int partno)
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int mtd_del_partition(struct mtd_info *master, int partno)
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{
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{
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struct mtd_part *slave, *next;
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struct mtd_part *slave, *next;
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@@ -614,6 +628,74 @@ int mtd_del_partition(struct mtd_info *m
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@@ -614,6 +628,35 @@ int mtd_del_partition(struct mtd_info *m
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}
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}
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EXPORT_SYMBOL_GPL(mtd_del_partition);
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EXPORT_SYMBOL_GPL(mtd_del_partition);
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+static inline unsigned long
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+mtd_pad_erasesize(struct mtd_info *mtd, int offset, int len)
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+{
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+ unsigned long mask = mtd->erasesize - 1;
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+
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+ len += offset & mask;
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+ len = (len + mask) & ~mask;
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+ len -= offset & mask;
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+ return len;
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+}
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+
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+#define UBOOT_MAGIC 0x27051956
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+
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+static void split_uimage(struct mtd_info *master, struct mtd_part *part)
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+{
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+ struct {
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+ __be32 magic;
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+ __be32 pad[2];
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+ __be32 size;
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+ } hdr;
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+ size_t len;
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+
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+ if (mtd_read(master, part->offset, sizeof(hdr), &len, (void *) &hdr))
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+ return;
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+
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+ if (len != sizeof(hdr) || hdr.magic != cpu_to_be32(UBOOT_MAGIC))
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+ return;
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+
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+ len = be32_to_cpu(hdr.size) + 0x40;
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+ len = mtd_pad_erasesize(master, part->offset, len);
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+ if (len + master->erasesize > part->mtd.size)
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+ return;
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+
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+ __mtd_add_partition(master, "rootfs", part->offset + len,
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+ part->mtd.size - len, false);
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+}
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+
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+#ifdef CONFIG_MTD_SPLIT_FIRMWARE_NAME
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+#ifdef CONFIG_MTD_SPLIT_FIRMWARE_NAME
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+#define SPLIT_FIRMWARE_NAME CONFIG_MTD_SPLIT_FIRMWARE_NAME
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+#define SPLIT_FIRMWARE_NAME CONFIG_MTD_SPLIT_FIRMWARE_NAME
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+#else
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+#else
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@ -169,8 +127,6 @@
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+
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+
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+static void split_firmware(struct mtd_info *master, struct mtd_part *part)
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+static void split_firmware(struct mtd_info *master, struct mtd_part *part)
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+{
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+{
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+ if (config_enabled(CONFIG_MTD_UIMAGE_SPLIT))
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+ split_uimage(master, part);
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+}
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+}
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+
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+
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+void __weak arch_split_mtd_part(struct mtd_info *master, const char *name,
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+void __weak arch_split_mtd_part(struct mtd_info *master, const char *name,
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@ -195,7 +151,7 @@
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/*
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/*
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* This function, given a master MTD object and a partition table, creates
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* This function, given a master MTD object and a partition table, creates
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* and registers slave MTD objects which are bound to the master according to
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* and registers slave MTD objects which are bound to the master according to
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@@ -643,6 +725,7 @@ int add_mtd_partitions(struct mtd_info *
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@@ -643,6 +686,7 @@ int add_mtd_partitions(struct mtd_info *
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mutex_unlock(&mtd_partitions_mutex);
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mutex_unlock(&mtd_partitions_mutex);
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add_mtd_device(&slave->mtd);
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add_mtd_device(&slave->mtd);
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@ -11,7 +11,7 @@ Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
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--- a/drivers/mtd/mtdpart.c
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--- a/drivers/mtd/mtdpart.c
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+++ b/drivers/mtd/mtdpart.c
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+++ b/drivers/mtd/mtdpart.c
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@@ -755,6 +755,30 @@ static struct mtd_part_parser *get_parti
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@@ -716,6 +716,30 @@ static struct mtd_part_parser *get_parti
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#define put_partition_parser(p) do { module_put((p)->owner); } while (0)
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#define put_partition_parser(p) do { module_put((p)->owner); } while (0)
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@ -42,7 +42,7 @@ Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
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void register_mtd_parser(struct mtd_part_parser *p)
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void register_mtd_parser(struct mtd_part_parser *p)
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{
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{
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spin_lock(&part_parser_lock);
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spin_lock(&part_parser_lock);
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@@ -828,6 +852,38 @@ int parse_mtd_partitions(struct mtd_info
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@@ -789,6 +813,38 @@ int parse_mtd_partitions(struct mtd_info
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return ret;
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return ret;
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}
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}
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@ -35,23 +35,18 @@
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+ return nr_parts;
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+ return nr_parts;
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+}
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+}
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+
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+
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static inline unsigned long
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#ifdef CONFIG_MTD_SPLIT_FIRMWARE_NAME
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mtd_pad_erasesize(struct mtd_info *mtd, int offset, int len)
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#define SPLIT_FIRMWARE_NAME CONFIG_MTD_SPLIT_FIRMWARE_NAME
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{
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#else
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@@ -673,6 +704,12 @@ static void split_uimage(struct mtd_info
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@@ -636,6 +667,7 @@ EXPORT_SYMBOL_GPL(mtd_del_partition);
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static void split_firmware(struct mtd_info *master, struct mtd_part *part)
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static void split_firmware(struct mtd_info *master, struct mtd_part *part)
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{
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{
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+ int ret;
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+ run_parsers_by_type(part, MTD_PARSER_TYPE_FIRMWARE);
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+
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+ ret = run_parsers_by_type(part, MTD_PARSER_TYPE_FIRMWARE);
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+ if (ret > 0)
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+ return;
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+
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if (config_enabled(CONFIG_MTD_UIMAGE_SPLIT))
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split_uimage(master, part);
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}
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}
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@@ -689,6 +726,12 @@ static void mtd_partition_split(struct m
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void __weak arch_split_mtd_part(struct mtd_info *master, const char *name,
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@@ -650,6 +682,12 @@ static void mtd_partition_split(struct m
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if (rootfs_found)
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if (rootfs_found)
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return;
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return;
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@ -1,8 +1,8 @@
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--- a/drivers/mtd/Kconfig
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--- a/drivers/mtd/Kconfig
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+++ b/drivers/mtd/Kconfig
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+++ b/drivers/mtd/Kconfig
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@@ -32,6 +32,11 @@ config MTD_UIMAGE_SPLIT
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@@ -27,6 +27,11 @@ config MTD_SPLIT_FIRMWARE_NAME
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depends on MTD_SPLIT_FIRMWARE
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depends on MTD_SPLIT_FIRMWARE
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default y
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default "firmware"
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+config MTD_SPLIT
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+config MTD_SPLIT
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+ def_bool n
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+ def_bool n
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@ -18,7 +18,25 @@
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}
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}
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if (slave->offset == MTDPART_OFS_RETAIN) {
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if (slave->offset == MTDPART_OFS_RETAIN) {
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slave->offset = cur_offset;
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slave->offset = cur_offset;
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@@ -944,6 +942,24 @@ int mtd_is_partition(const struct mtd_in
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@@ -659,6 +657,17 @@ run_parsers_by_type(struct mtd_part *sla
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return nr_parts;
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}
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+static inline unsigned long
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+mtd_pad_erasesize(struct mtd_info *mtd, int offset, int len)
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+{
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+ unsigned long mask = mtd->erasesize - 1;
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+
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+ len += offset & mask;
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+ len = (len + mask) & ~mask;
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+ len -= offset & mask;
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+ return len;
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+}
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+
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#ifdef CONFIG_MTD_SPLIT_FIRMWARE_NAME
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#define SPLIT_FIRMWARE_NAME CONFIG_MTD_SPLIT_FIRMWARE_NAME
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#else
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@@ -900,6 +909,24 @@ int mtd_is_partition(const struct mtd_in
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}
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}
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EXPORT_SYMBOL_GPL(mtd_is_partition);
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EXPORT_SYMBOL_GPL(mtd_is_partition);
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@ -1,8 +1,8 @@
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--- a/drivers/mtd/Kconfig
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--- a/drivers/mtd/Kconfig
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+++ b/drivers/mtd/Kconfig
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+++ b/drivers/mtd/Kconfig
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@@ -32,6 +32,8 @@ config MTD_UIMAGE_SPLIT
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@@ -27,6 +27,8 @@ config MTD_SPLIT_FIRMWARE_NAME
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depends on MTD_SPLIT_FIRMWARE
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depends on MTD_SPLIT_FIRMWARE
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default y
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default "firmware"
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+source "drivers/mtd/mtdsplit/Kconfig"
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+source "drivers/mtd/mtdsplit/Kconfig"
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+
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+
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@ -0,0 +1,65 @@
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--- a/drivers/mtd/Kconfig
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+++ b/drivers/mtd/Kconfig
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@@ -27,6 +27,11 @@ config MTD_SPLIT_FIRMWARE_NAME
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depends on MTD_SPLIT_FIRMWARE
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default "firmware"
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+config MTD_UIMAGE_SPLIT
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+ bool "Enable split support for firmware partitions containing a uImage"
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+ depends on MTD_SPLIT_FIRMWARE
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+ default y
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+
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source "drivers/mtd/mtdsplit/Kconfig"
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config MTD_SPLIT
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--- a/drivers/mtd/mtdpart.c
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+++ b/drivers/mtd/mtdpart.c
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@@ -668,6 +668,32 @@ mtd_pad_erasesize(struct mtd_info *mtd,
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return len;
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}
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+#define UBOOT_MAGIC 0x27051956
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+
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+static void split_uimage(struct mtd_info *master, struct mtd_part *part)
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+{
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+ struct {
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+ __be32 magic;
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+ __be32 pad[2];
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+ __be32 size;
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+ } hdr;
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+ size_t len;
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+
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+ if (mtd_read(master, part->offset, sizeof(hdr), &len, (void *) &hdr))
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+ return;
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+
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+ if (len != sizeof(hdr) || hdr.magic != cpu_to_be32(UBOOT_MAGIC))
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+ return;
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+
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+ len = be32_to_cpu(hdr.size) + 0x40;
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+ len = mtd_pad_erasesize(master, part->offset, len);
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+ if (len + master->erasesize > part->mtd.size)
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+ return;
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+
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+ __mtd_add_partition(master, "rootfs", part->offset + len,
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+ part->mtd.size - len, false);
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+}
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+
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#ifdef CONFIG_MTD_SPLIT_FIRMWARE_NAME
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#define SPLIT_FIRMWARE_NAME CONFIG_MTD_SPLIT_FIRMWARE_NAME
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#else
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@@ -676,7 +702,14 @@ mtd_pad_erasesize(struct mtd_info *mtd,
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static void split_firmware(struct mtd_info *master, struct mtd_part *part)
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{
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- run_parsers_by_type(part, MTD_PARSER_TYPE_FIRMWARE);
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+ int ret;
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+
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+ ret = run_parsers_by_type(part, MTD_PARSER_TYPE_FIRMWARE);
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+ if (ret > 0)
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+ return;
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+
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+ if (config_enabled(CONFIG_MTD_UIMAGE_SPLIT))
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+ split_uimage(master, part);
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}
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void __weak arch_split_mtd_part(struct mtd_info *master, const char *name,
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@ -1,6 +1,6 @@
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--- a/drivers/mtd/Kconfig
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--- a/drivers/mtd/Kconfig
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+++ b/drivers/mtd/Kconfig
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+++ b/drivers/mtd/Kconfig
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@@ -12,6 +12,28 @@ menuconfig MTD
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@@ -12,6 +12,23 @@ menuconfig MTD
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if MTD
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if MTD
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@ -19,11 +19,6 @@
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+ depends on MTD_SPLIT_FIRMWARE
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+ depends on MTD_SPLIT_FIRMWARE
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+ default "firmware"
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+ default "firmware"
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+
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+
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+config MTD_UIMAGE_SPLIT
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+ bool "Enable split support for firmware partitions containing a uImage"
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+ depends on MTD_SPLIT_FIRMWARE
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+ default y
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+
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+endmenu
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+endmenu
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+
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+
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config MTD_TESTS
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config MTD_TESTS
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@ -120,47 +115,10 @@
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int mtd_del_partition(struct mtd_info *master, int partno)
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int mtd_del_partition(struct mtd_info *master, int partno)
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{
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{
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struct mtd_part *slave, *next;
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struct mtd_part *slave, *next;
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@@ -627,6 +641,74 @@ int mtd_del_partition(struct mtd_info *m
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@@ -627,6 +641,35 @@ int mtd_del_partition(struct mtd_info *m
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}
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}
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EXPORT_SYMBOL_GPL(mtd_del_partition);
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EXPORT_SYMBOL_GPL(mtd_del_partition);
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+static inline unsigned long
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+mtd_pad_erasesize(struct mtd_info *mtd, int offset, int len)
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+{
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+ unsigned long mask = mtd->erasesize - 1;
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+
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+ len += offset & mask;
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+ len = (len + mask) & ~mask;
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+ len -= offset & mask;
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+ return len;
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+}
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+
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+#define UBOOT_MAGIC 0x27051956
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+
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+static void split_uimage(struct mtd_info *master, struct mtd_part *part)
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+{
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+ struct {
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+ __be32 magic;
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+ __be32 pad[2];
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+ __be32 size;
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+ } hdr;
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+ size_t len;
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+
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+ if (mtd_read(master, part->offset, sizeof(hdr), &len, (void *) &hdr))
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+ return;
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+
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+ if (len != sizeof(hdr) || hdr.magic != cpu_to_be32(UBOOT_MAGIC))
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+ return;
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+
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+ len = be32_to_cpu(hdr.size) + 0x40;
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+ len = mtd_pad_erasesize(master, part->offset, len);
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+ if (len + master->erasesize > part->mtd.size)
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+ return;
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+
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+ __mtd_add_partition(master, "rootfs", part->offset + len,
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+ part->mtd.size - len, false);
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+}
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+
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+#ifdef CONFIG_MTD_SPLIT_FIRMWARE_NAME
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+#ifdef CONFIG_MTD_SPLIT_FIRMWARE_NAME
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+#define SPLIT_FIRMWARE_NAME CONFIG_MTD_SPLIT_FIRMWARE_NAME
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+#define SPLIT_FIRMWARE_NAME CONFIG_MTD_SPLIT_FIRMWARE_NAME
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+#else
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+#else
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@ -169,8 +127,6 @@
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+
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+
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+static void split_firmware(struct mtd_info *master, struct mtd_part *part)
|
+static void split_firmware(struct mtd_info *master, struct mtd_part *part)
|
||||||
+{
|
+{
|
||||||
+ if (config_enabled(CONFIG_MTD_UIMAGE_SPLIT))
|
|
||||||
+ split_uimage(master, part);
|
|
||||||
+}
|
+}
|
||||||
+
|
+
|
||||||
+void __weak arch_split_mtd_part(struct mtd_info *master, const char *name,
|
+void __weak arch_split_mtd_part(struct mtd_info *master, const char *name,
|
||||||
|
@ -195,7 +151,7 @@
|
||||||
/*
|
/*
|
||||||
* This function, given a master MTD object and a partition table, creates
|
* This function, given a master MTD object and a partition table, creates
|
||||||
* and registers slave MTD objects which are bound to the master according to
|
* and registers slave MTD objects which are bound to the master according to
|
||||||
@@ -656,6 +738,7 @@ int add_mtd_partitions(struct mtd_info *
|
@@ -656,6 +699,7 @@ int add_mtd_partitions(struct mtd_info *
|
||||||
mutex_unlock(&mtd_partitions_mutex);
|
mutex_unlock(&mtd_partitions_mutex);
|
||||||
|
|
||||||
add_mtd_device(&slave->mtd);
|
add_mtd_device(&slave->mtd);
|
||||||
|
|
|
@ -11,7 +11,7 @@ Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
|
||||||
|
|
||||||
--- a/drivers/mtd/mtdpart.c
|
--- a/drivers/mtd/mtdpart.c
|
||||||
+++ b/drivers/mtd/mtdpart.c
|
+++ b/drivers/mtd/mtdpart.c
|
||||||
@@ -768,6 +768,30 @@ static struct mtd_part_parser *get_parti
|
@@ -729,6 +729,30 @@ static struct mtd_part_parser *get_parti
|
||||||
|
|
||||||
#define put_partition_parser(p) do { module_put((p)->owner); } while (0)
|
#define put_partition_parser(p) do { module_put((p)->owner); } while (0)
|
||||||
|
|
||||||
|
@ -42,7 +42,7 @@ Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
|
||||||
void register_mtd_parser(struct mtd_part_parser *p)
|
void register_mtd_parser(struct mtd_part_parser *p)
|
||||||
{
|
{
|
||||||
spin_lock(&part_parser_lock);
|
spin_lock(&part_parser_lock);
|
||||||
@@ -841,6 +865,38 @@ int parse_mtd_partitions(struct mtd_info
|
@@ -802,6 +826,38 @@ int parse_mtd_partitions(struct mtd_info
|
||||||
return ret;
|
return ret;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
|
@ -35,23 +35,18 @@
|
||||||
+ return nr_parts;
|
+ return nr_parts;
|
||||||
+}
|
+}
|
||||||
+
|
+
|
||||||
static inline unsigned long
|
#ifdef CONFIG_MTD_SPLIT_FIRMWARE_NAME
|
||||||
mtd_pad_erasesize(struct mtd_info *mtd, int offset, int len)
|
#define SPLIT_FIRMWARE_NAME CONFIG_MTD_SPLIT_FIRMWARE_NAME
|
||||||
{
|
#else
|
||||||
@@ -686,6 +717,12 @@ static void split_uimage(struct mtd_info
|
@@ -649,6 +680,7 @@ EXPORT_SYMBOL_GPL(mtd_del_partition);
|
||||||
|
|
||||||
static void split_firmware(struct mtd_info *master, struct mtd_part *part)
|
static void split_firmware(struct mtd_info *master, struct mtd_part *part)
|
||||||
{
|
{
|
||||||
+ int ret;
|
+ run_parsers_by_type(part, MTD_PARSER_TYPE_FIRMWARE);
|
||||||
+
|
|
||||||
+ ret = run_parsers_by_type(part, MTD_PARSER_TYPE_FIRMWARE);
|
|
||||||
+ if (ret > 0)
|
|
||||||
+ return;
|
|
||||||
+
|
|
||||||
if (config_enabled(CONFIG_MTD_UIMAGE_SPLIT))
|
|
||||||
split_uimage(master, part);
|
|
||||||
}
|
}
|
||||||
@@ -702,6 +739,12 @@ static void mtd_partition_split(struct m
|
|
||||||
|
void __weak arch_split_mtd_part(struct mtd_info *master, const char *name,
|
||||||
|
@@ -663,6 +695,12 @@ static void mtd_partition_split(struct m
|
||||||
if (rootfs_found)
|
if (rootfs_found)
|
||||||
return;
|
return;
|
||||||
|
|
||||||
|
|
|
@ -1,8 +1,8 @@
|
||||||
--- a/drivers/mtd/Kconfig
|
--- a/drivers/mtd/Kconfig
|
||||||
+++ b/drivers/mtd/Kconfig
|
+++ b/drivers/mtd/Kconfig
|
||||||
@@ -32,6 +32,11 @@ config MTD_UIMAGE_SPLIT
|
@@ -27,6 +27,11 @@ config MTD_SPLIT_FIRMWARE_NAME
|
||||||
depends on MTD_SPLIT_FIRMWARE
|
depends on MTD_SPLIT_FIRMWARE
|
||||||
default y
|
default "firmware"
|
||||||
|
|
||||||
+config MTD_SPLIT
|
+config MTD_SPLIT
|
||||||
+ def_bool n
|
+ def_bool n
|
||||||
|
|
|
@ -18,7 +18,25 @@
|
||||||
}
|
}
|
||||||
if (slave->offset == MTDPART_OFS_RETAIN) {
|
if (slave->offset == MTDPART_OFS_RETAIN) {
|
||||||
slave->offset = cur_offset;
|
slave->offset = cur_offset;
|
||||||
@@ -957,6 +955,24 @@ int mtd_is_partition(const struct mtd_in
|
@@ -672,6 +670,17 @@ run_parsers_by_type(struct mtd_part *sla
|
||||||
|
return nr_parts;
|
||||||
|
}
|
||||||
|
|
||||||
|
+static inline unsigned long
|
||||||
|
+mtd_pad_erasesize(struct mtd_info *mtd, int offset, int len)
|
||||||
|
+{
|
||||||
|
+ unsigned long mask = mtd->erasesize - 1;
|
||||||
|
+
|
||||||
|
+ len += offset & mask;
|
||||||
|
+ len = (len + mask) & ~mask;
|
||||||
|
+ len -= offset & mask;
|
||||||
|
+ return len;
|
||||||
|
+}
|
||||||
|
+
|
||||||
|
#ifdef CONFIG_MTD_SPLIT_FIRMWARE_NAME
|
||||||
|
#define SPLIT_FIRMWARE_NAME CONFIG_MTD_SPLIT_FIRMWARE_NAME
|
||||||
|
#else
|
||||||
|
@@ -913,6 +922,24 @@ int mtd_is_partition(const struct mtd_in
|
||||||
}
|
}
|
||||||
EXPORT_SYMBOL_GPL(mtd_is_partition);
|
EXPORT_SYMBOL_GPL(mtd_is_partition);
|
||||||
|
|
||||||
|
|
|
@ -1,8 +1,8 @@
|
||||||
--- a/drivers/mtd/Kconfig
|
--- a/drivers/mtd/Kconfig
|
||||||
+++ b/drivers/mtd/Kconfig
|
+++ b/drivers/mtd/Kconfig
|
||||||
@@ -32,6 +32,8 @@ config MTD_UIMAGE_SPLIT
|
@@ -27,6 +27,8 @@ config MTD_SPLIT_FIRMWARE_NAME
|
||||||
depends on MTD_SPLIT_FIRMWARE
|
depends on MTD_SPLIT_FIRMWARE
|
||||||
default y
|
default "firmware"
|
||||||
|
|
||||||
+source "drivers/mtd/mtdsplit/Kconfig"
|
+source "drivers/mtd/mtdsplit/Kconfig"
|
||||||
+
|
+
|
||||||
|
|
|
@ -0,0 +1,65 @@
|
||||||
|
--- a/drivers/mtd/Kconfig
|
||||||
|
+++ b/drivers/mtd/Kconfig
|
||||||
|
@@ -27,6 +27,11 @@ config MTD_SPLIT_FIRMWARE_NAME
|
||||||
|
depends on MTD_SPLIT_FIRMWARE
|
||||||
|
default "firmware"
|
||||||
|
|
||||||
|
+config MTD_UIMAGE_SPLIT
|
||||||
|
+ bool "Enable split support for firmware partitions containing a uImage"
|
||||||
|
+ depends on MTD_SPLIT_FIRMWARE
|
||||||
|
+ default y
|
||||||
|
+
|
||||||
|
source "drivers/mtd/mtdsplit/Kconfig"
|
||||||
|
|
||||||
|
config MTD_SPLIT
|
||||||
|
--- a/drivers/mtd/mtdpart.c
|
||||||
|
+++ b/drivers/mtd/mtdpart.c
|
||||||
|
@@ -681,6 +681,32 @@ mtd_pad_erasesize(struct mtd_info *mtd,
|
||||||
|
return len;
|
||||||
|
}
|
||||||
|
|
||||||
|
+#define UBOOT_MAGIC 0x27051956
|
||||||
|
+
|
||||||
|
+static void split_uimage(struct mtd_info *master, struct mtd_part *part)
|
||||||
|
+{
|
||||||
|
+ struct {
|
||||||
|
+ __be32 magic;
|
||||||
|
+ __be32 pad[2];
|
||||||
|
+ __be32 size;
|
||||||
|
+ } hdr;
|
||||||
|
+ size_t len;
|
||||||
|
+
|
||||||
|
+ if (mtd_read(master, part->offset, sizeof(hdr), &len, (void *) &hdr))
|
||||||
|
+ return;
|
||||||
|
+
|
||||||
|
+ if (len != sizeof(hdr) || hdr.magic != cpu_to_be32(UBOOT_MAGIC))
|
||||||
|
+ return;
|
||||||
|
+
|
||||||
|
+ len = be32_to_cpu(hdr.size) + 0x40;
|
||||||
|
+ len = mtd_pad_erasesize(master, part->offset, len);
|
||||||
|
+ if (len + master->erasesize > part->mtd.size)
|
||||||
|
+ return;
|
||||||
|
+
|
||||||
|
+ __mtd_add_partition(master, "rootfs", part->offset + len,
|
||||||
|
+ part->mtd.size - len, false);
|
||||||
|
+}
|
||||||
|
+
|
||||||
|
#ifdef CONFIG_MTD_SPLIT_FIRMWARE_NAME
|
||||||
|
#define SPLIT_FIRMWARE_NAME CONFIG_MTD_SPLIT_FIRMWARE_NAME
|
||||||
|
#else
|
||||||
|
@@ -689,7 +715,14 @@ mtd_pad_erasesize(struct mtd_info *mtd,
|
||||||
|
|
||||||
|
static void split_firmware(struct mtd_info *master, struct mtd_part *part)
|
||||||
|
{
|
||||||
|
- run_parsers_by_type(part, MTD_PARSER_TYPE_FIRMWARE);
|
||||||
|
+ int ret;
|
||||||
|
+
|
||||||
|
+ ret = run_parsers_by_type(part, MTD_PARSER_TYPE_FIRMWARE);
|
||||||
|
+ if (ret > 0)
|
||||||
|
+ return;
|
||||||
|
+
|
||||||
|
+ if (config_enabled(CONFIG_MTD_UIMAGE_SPLIT))
|
||||||
|
+ split_uimage(master, part);
|
||||||
|
}
|
||||||
|
|
||||||
|
void __weak arch_split_mtd_part(struct mtd_info *master, const char *name,
|
Loading…
Reference in a new issue