Each partition may belong to an image, which has a name. That name can be useful for debugging as it helps identify where the partition came from.
Signed-off-by: Brandon Maier brandon.maier@collins.com ---
tools/zynqmpimage.c | 48 ++++++++++++++++++++++++++++++++++++++++++++ tools/zynqmpimage.h | 49 +++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 97 insertions(+)
diff --git a/tools/zynqmpimage.c b/tools/zynqmpimage.c index 307edd63ebb..4db9877127e 100644 --- a/tools/zynqmpimage.c +++ b/tools/zynqmpimage.c @@ -135,6 +135,53 @@ static int zynqmpimage_verify_header(unsigned char *ptr, int image_size, return 0; }
+static struct image_header * +find_partition_image(const struct zynqmp_header *zynqhdr, + const struct partition_header *ph) +{ + struct partition_header *ph_walk; + struct image_header *ih; + int i; + + for_each_zynqmp_image(zynqhdr, ih) { + for_each_zynqmp_part_in_image(zynqhdr, i, ph_walk, ih) { + if (ph == ph_walk) + return ih; + } + } + + return NULL; +} + +static void print_partition_name(const struct zynqmp_header *zynqhdr, + const struct partition_header *ph) +{ + const struct image_header *ih; + size_t word_len; + char *name; + int i; + + ih = find_partition_image(zynqhdr, ph); + if (!ih) + return; + + /* Name is stored in big-endian words, find the terminating word and + * byte-swap into a new buffer + */ + word_len = strlen((char *)ih->image_name); + word_len = ALIGN(word_len + 1, 4); + + name = calloc(1, word_len); + if (!name) + return; + + for (i = 0; i < word_len / 4; i++) + ((uint32_t *)name)[i] = uswap_32(ih->image_name[i]); + + printf(" Image name : %s\n", name); + free(name); +} + static void print_partition(const void *ptr, const struct partition_header *ph) { uint32_t attr = le32_to_cpu(ph->attributes); @@ -163,6 +210,7 @@ static void print_partition(const void *ptr, const struct partition_header *ph) dest_cpus[(attr & PART_ATTR_DEST_CPU_MASK) >> 8], dest_devs[(attr & PART_ATTR_DEST_DEVICE_MASK) >> 4]);
+ print_partition_name(ptr, ph); printf(" Offset : 0x%08x\n", le32_to_cpu(ph->offset) * 4); printf(" Size : %lu (0x%lx) bytes\n", len, len); if (len != len_unenc) diff --git a/tools/zynqmpimage.h b/tools/zynqmpimage.h index 32be0d125fd..7c47dc0763b 100644 --- a/tools/zynqmpimage.h +++ b/tools/zynqmpimage.h @@ -51,6 +51,14 @@ struct image_header_table { uint32_t checksum; /* 0x3c */ };
+struct image_header { + uint32_t next_image_header_offset; /* 0x00 */ + uint32_t corresponding_partition_header; /* 0x04 */ + uint32_t __reserved1; /* 0x08 */ + uint32_t partition_count; /* 0x0c */ + uint32_t image_name[]; /* 0x10 */ +}; + #define PART_ATTR_VEC_LOCATION 0x800000 #define PART_ATTR_BS_BLOCK_SIZE_MASK 0x700000 #define PART_ATTR_BS_BLOCK_SIZE_DEFAULT 0x000000 @@ -193,4 +201,45 @@ static inline size_t zynqmp_part_count(const struct zynqmp_header *zynqhdr) zynqmp_part_first(_zynqhdr), \ zynqmp_part_count(_zynqhdr))
+static inline struct partition_header * +zynqmp_part_in_image_first(const struct zynqmp_header *zynqhdr, + const struct image_header *ih) +{ + return zynqmp_get_offset(zynqhdr, ih->corresponding_partition_header); +} + +static inline size_t zynqmp_part_in_image_count(const struct image_header *ih) +{ + return le32_to_cpu(ih->partition_count); +} + +#define for_each_zynqmp_part_in_image(_zynqhdr, _iter, _ph, _ih) \ + _for_each_zynqmp_part(_zynqhdr, _iter, _ph, \ + zynqmp_part_in_image_first(_zynqhdr, _ih), \ + zynqmp_part_in_image_count(_ih)) + +static inline struct image_header * +zynqmp_image_first(const struct zynqmp_header *zynqhdr) +{ + struct image_header_table *iht; + + iht = zynqmp_get_iht(zynqhdr); + if (!iht) + return NULL; + + return zynqmp_get_offset(zynqhdr, iht->image_header_offset); +} + +static inline struct image_header * +zynqmp_image_next(const struct zynqmp_header *zynqhdr, + const struct image_header *ih) +{ + return zynqmp_get_offset(zynqhdr, ih->next_image_header_offset); +} + +#define for_each_zynqmp_image(_zynqhdr, _ih) \ + for (_ih = zynqmp_image_first(_zynqhdr); \ + _ih; \ + _ih = zynqmp_image_next(_zynqhdr, _ih)) + #endif /* _ZYNQMPIMAGE_H_ */