dm: core: Add option to configure an offset for the address translation

[people/ms/u-boot.git] / include / part.h

diff --git a/include/part.h b/include/part.h
index 53532dcd6120a5959ddcc5f133f5f3f0a6466df6..720a867783c41f89b9d1fa6d22cdca56ac9d1c1c 100644 (file)
--- a/include/part.h
+++ b/include/part.h
@@ -93,6 +93,9 @@ typedef struct disk_partition {
 #ifdef CONFIG_PARTITION_UUIDS
        char    uuid[37];       /* filesystem UUID as string, if exists */
 #endif
+#ifdef CONFIG_PARTITION_TYPE_GUID
+       char    type_guid[37];  /* type GUID as string, if exists       */
+#endif
 } disk_partition_t;
 
 /* Misc _get_dev functions */
@@ -103,6 +106,7 @@ block_dev_desc_t* sata_get_dev(int dev);
 block_dev_desc_t* scsi_get_dev(int dev);
 block_dev_desc_t* usb_stor_get_dev(int dev);
 block_dev_desc_t* mmc_get_dev(int dev);
+int mmc_select_hwpart(int dev_num, int hwpart);
 block_dev_desc_t* systemace_get_dev(int dev);
 block_dev_desc_t* mg_disk_get_dev(int dev);
 block_dev_desc_t *host_get_dev(int dev);
@@ -126,6 +130,7 @@ static inline block_dev_desc_t* sata_get_dev(int dev) { return NULL; }
 static inline block_dev_desc_t* scsi_get_dev(int dev) { return NULL; }
 static inline block_dev_desc_t* usb_stor_get_dev(int dev) { return NULL; }
 static inline block_dev_desc_t* mmc_get_dev(int dev) { return NULL; }
+static inline int mmc_select_hwpart(int dev_num, int hwpart) { return -1; }
 static inline block_dev_desc_t* systemace_get_dev(int dev) { return NULL; }
 static inline block_dev_desc_t* mg_disk_get_dev(int dev) { return NULL; }
 static inline block_dev_desc_t *host_get_dev(int dev) { return NULL; }
@@ -178,6 +183,17 @@ int   test_part_amiga (block_dev_desc_t *dev_desc);
 #include <part_efi.h>
 /* disk/part_efi.c */
 int get_partition_info_efi (block_dev_desc_t * dev_desc, int part, disk_partition_t *info);
+/**
+ * get_partition_info_efi_by_name() - Find the specified GPT partition table entry
+ *
+ * @param dev_desc - block device descriptor
+ * @param gpt_name - the specified table entry name
+ * @param info - returns the disk partition info
+ *
+ * @return - '0' on match, '-1' on no match, otherwise error
+ */
+int get_partition_info_efi_by_name(block_dev_desc_t *dev_desc,
+       const char *name, disk_partition_t *info);
 void print_part_efi (block_dev_desc_t *dev_desc);
 int   test_part_efi (block_dev_desc_t *dev_desc);
 
@@ -231,6 +247,61 @@ int gpt_fill_header(block_dev_desc_t *dev_desc, gpt_header *gpt_h,
  */
 int gpt_restore(block_dev_desc_t *dev_desc, char *str_disk_guid,
                disk_partition_t *partitions, const int parts_count);
+
+/**
+ * is_valid_gpt_buf() - Ensure that the Primary GPT information is valid
+ *
+ * @param dev_desc - block device descriptor
+ * @param buf - buffer which contains the MBR and Primary GPT info
+ *
+ * @return - '0' on success, otherwise error
+ */
+int is_valid_gpt_buf(block_dev_desc_t *dev_desc, void *buf);
+
+/**
+ * write_mbr_and_gpt_partitions() - write MBR, Primary GPT and Backup GPT
+ *
+ * @param dev_desc - block device descriptor
+ * @param buf - buffer which contains the MBR and Primary GPT info
+ *
+ * @return - '0' on success, otherwise error
+ */
+int write_mbr_and_gpt_partitions(block_dev_desc_t *dev_desc, void *buf);
+
+/**
+ * gpt_verify_headers() - Function to read and CRC32 check of the GPT's header
+ *                        and partition table entries (PTE)
+ *
+ * As a side effect if sets gpt_head and gpt_pte so they point to GPT data.
+ *
+ * @param dev_desc - block device descriptor
+ * @param gpt_head - pointer to GPT header data read from medium
+ * @param gpt_pte - pointer to GPT partition table enties read from medium
+ *
+ * @return - '0' on success, otherwise error
+ */
+int gpt_verify_headers(block_dev_desc_t *dev_desc, gpt_header *gpt_head,
+                      gpt_entry **gpt_pte);
+
+/**
+ * gpt_verify_partitions() - Function to check if partitions' name, start and
+ *                           size correspond to '$partitions' env variable
+ *
+ * This function checks if on medium stored GPT data is in sync with information
+ * provided in '$partitions' environment variable. Specificially, name, start
+ * and size of the partition is checked.
+ *
+ * @param dev_desc - block device descriptor
+ * @param partitions - partition data read from '$partitions' env variable
+ * @param parts - number of partitions read from '$partitions' env variable
+ * @param gpt_head - pointer to GPT header data read from medium
+ * @param gpt_pte - pointer to GPT partition table enties read from medium
+ *
+ * @return - '0' on success, otherwise error
+ */
+int gpt_verify_partitions(block_dev_desc_t *dev_desc,
+                         disk_partition_t *partitions, int parts,
+                         gpt_header *gpt_head, gpt_entry **gpt_pte);
 #endif
 
 #endif /* _PART_H */