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authorDaniel Golle <daniel@makrotopia.org>2021-07-12 16:54:45 +0100
committerDaniel Golle <daniel@makrotopia.org>2021-07-20 04:11:05 +0100
commit8d633bf9f71e52aaefa917c83ab8e71622253e74 (patch)
tree43c75ffdb085e8facdc594fd704a6cad7fc86dd2 /target/linux/generic
parent932366fdd97090f909cec2c5f1dffeebd2806998 (diff)
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kernel: make uImage.FIT partition parser work on MBR partitions
Introduce new partition type 0x2e representing uImage.FIT and trigger FIT partition parser on partitions having that type. Signed-off-by: Daniel Golle <daniel@makrotopia.org>
Diffstat (limited to 'target/linux/generic')
-rw-r--r--target/linux/generic/files/block/partitions/fit.c4
-rw-r--r--target/linux/generic/hack-5.10/410-block-fit-partition-parser.patch36
2 files changed, 38 insertions, 2 deletions
diff --git a/target/linux/generic/files/block/partitions/fit.c b/target/linux/generic/files/block/partitions/fit.c
index 823ee715de..27e44a4af4 100644
--- a/target/linux/generic/files/block/partitions/fit.c
+++ b/target/linux/generic/files/block/partitions/fit.c
@@ -189,8 +189,8 @@ int parse_fit_partitions(struct parsed_partitions *state, u64 fit_start_sector,
image_description = fdt_getprop(fit, node, FIT_DESC_PROP, &image_description_len);
- printk(KERN_DEBUG "FIT: %16s sub-image 0x%08x - 0x%08x \"%s\" %s%s%s\n",
- image_type, image_pos, image_pos + image_len, image_name,
+ printk(KERN_DEBUG "FIT: %16s sub-image 0x%08x..0x%08x \"%s\" %s%s%s\n",
+ image_type, image_pos, image_pos + image_len - 1, image_name,
image_description?"(":"", image_description?:"", image_description?") ":"");
if (strcmp(image_type, FIT_FILESYSTEM_PROP))
diff --git a/target/linux/generic/hack-5.10/410-block-fit-partition-parser.patch b/target/linux/generic/hack-5.10/410-block-fit-partition-parser.patch
index 2528f3afa1..6c2132e85e 100644
--- a/target/linux/generic/hack-5.10/410-block-fit-partition-parser.patch
+++ b/target/linux/generic/hack-5.10/410-block-fit-partition-parser.patch
@@ -217,3 +217,39 @@
set_capacity(gd, ((u64)new->size * tr->blksize) >> 9);
+--- a/block/partitions/msdos.c
++++ b/block/partitions/msdos.c
+@@ -565,6 +565,15 @@ static void parse_minix(struct parsed_pa
+ #endif /* CONFIG_MINIX_SUBPARTITION */
+ }
+
++static void parse_fit_mbr(struct parsed_partitions *state,
++ sector_t offset, sector_t size, int origin)
++{
++#ifdef CONFIG_FIT_PARTITION
++ u32 extra_slot = 64;
++ (void) parse_fit_partitions(state, offset, size, &extra_slot, 1);
++#endif /* CONFIG_FIT_PARTITION */
++}
++
+ static struct {
+ unsigned char id;
+ void (*parse)(struct parsed_partitions *, sector_t, sector_t, int);
+@@ -576,6 +585,7 @@ static struct {
+ {UNIXWARE_PARTITION, parse_unixware},
+ {SOLARIS_X86_PARTITION, parse_solaris_x86},
+ {NEW_SOLARIS_X86_PARTITION, parse_solaris_x86},
++ {FIT_PARTITION, parse_fit_mbr},
+ {0, NULL},
+ };
+
+--- a/include/linux/msdos_partition.h
++++ b/include/linux/msdos_partition.h
+@@ -31,6 +31,7 @@ enum msdos_sys_ind {
+ LINUX_LVM_PARTITION = 0x8e,
+ LINUX_RAID_PARTITION = 0xfd, /* autodetect RAID partition */
+
++ FIT_PARTITION = 0x2e, /* U-Boot uImage.FIT */
+ SOLARIS_X86_PARTITION = 0x82, /* also Linux swap partitions */
+ NEW_SOLARIS_X86_PARTITION = 0xbf,
+