* (C) Copyright 2000-2004
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
+ * SPDX-License-Identifier: GPL-2.0+
*/
#ifndef _PART_H
#define _PART_H
+#include <ide.h>
typedef struct block_dev_desc {
int if_type; /* type of the interface */
- int dev; /* device number */
- unsigned char part_type; /* partition type */
+ int dev; /* device number */
+ unsigned char part_type; /* partition type */
unsigned char target; /* target SCSI ID */
unsigned char lun; /* target LUN */
unsigned char type; /* device type */
#ifdef CONFIG_LBA48
unsigned char lba48; /* device can use 48bit addr (ATA/ATAPI v7) */
#endif
- unsigned long lba; /* number of blocks */
+ lbaint_t lba; /* number of blocks */
unsigned long blksz; /* block size */
- unsigned char vendor[40]; /* IDE model, SCSI Vendor */
- unsigned char product[20]; /* IDE Serial no, SCSI product */
- unsigned char revision[8]; /* firmware revision */
+ int log2blksz; /* for convenience: log2(blksz) */
+ char vendor [40+1]; /* IDE model, SCSI Vendor */
+ char product[20+1]; /* IDE Serial no, SCSI product */
+ char revision[8+1]; /* firmware revision */
unsigned long (*block_read)(int dev,
- unsigned long start,
- unsigned long blkcnt,
- unsigned long *buffer);
+ lbaint_t start,
+ lbaint_t blkcnt,
+ void *buffer);
+ unsigned long (*block_write)(int dev,
+ lbaint_t start,
+ lbaint_t blkcnt,
+ const void *buffer);
+ unsigned long (*block_erase)(int dev,
+ lbaint_t start,
+ lbaint_t blkcnt);
+ void *priv; /* driver private struct pointer */
}block_dev_desc_t;
+#define BLOCK_CNT(size, block_dev_desc) (PAD_COUNT(size, block_dev_desc->blksz))
+#define PAD_TO_BLOCKSIZE(size, block_dev_desc) \
+ (PAD_SIZE(size, block_dev_desc->blksz))
+#define LOG2(x) (((x & 0xaaaaaaaa) ? 1 : 0) + ((x & 0xcccccccc) ? 2 : 0) + \
+ ((x & 0xf0f0f0f0) ? 4 : 0) + ((x & 0xff00ff00) ? 8 : 0) + \
+ ((x & 0xffff0000) ? 16 : 0))
+#define LOG2_INVALID(type) ((type)((sizeof(type)<<3)-1))
+
/* Interface types: */
#define IF_TYPE_UNKNOWN 0
#define IF_TYPE_IDE 1
#define IF_TYPE_USB 4
#define IF_TYPE_DOC 5
#define IF_TYPE_MMC 6
+#define IF_TYPE_SD 7
+#define IF_TYPE_SATA 8
/* Part types */
#define PART_TYPE_UNKNOWN 0x00
#define PART_TYPE_DOS 0x02
#define PART_TYPE_ISO 0x03
#define PART_TYPE_AMIGA 0x04
+#define PART_TYPE_EFI 0x05
/*
* Type string for U-Boot bootable partitions
#define DEV_TYPE_OPDISK 0x07 /* optical disk */
typedef struct disk_partition {
- ulong start; /* # of first block in partition */
- ulong size; /* number of blocks in partition */
+ lbaint_t start; /* # of first block in partition */
+ lbaint_t size; /* number of blocks in partition */
ulong blksz; /* block size in bytes */
uchar name[32]; /* partition name */
uchar type[32]; /* string type description */
+ int bootable; /* Active/Bootable flag is set */
+#ifdef CONFIG_PARTITION_UUIDS
+ char uuid[37]; /* filesystem UUID as string, if exists */
+#endif
} disk_partition_t;
+/* Misc _get_dev functions */
+#ifdef CONFIG_PARTITIONS
+block_dev_desc_t *get_dev(const char *ifname, int dev);
+block_dev_desc_t* ide_get_dev(int dev);
+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);
+block_dev_desc_t* systemace_get_dev(int dev);
+block_dev_desc_t* mg_disk_get_dev(int dev);
+
/* disk/part.c */
int get_partition_info (block_dev_desc_t * dev_desc, int part, disk_partition_t *info);
void print_part (block_dev_desc_t *dev_desc);
void init_part (block_dev_desc_t *dev_desc);
void dev_print(block_dev_desc_t *dev_desc);
+int get_device(const char *ifname, const char *dev_str,
+ block_dev_desc_t **dev_desc);
+int get_device_and_partition(const char *ifname, const char *dev_part_str,
+ block_dev_desc_t **dev_desc,
+ disk_partition_t *info, int allow_whole_dev);
+#else
+static inline block_dev_desc_t *get_dev(const char *ifname, int dev)
+{ return NULL; }
+static inline block_dev_desc_t* ide_get_dev(int dev) { return NULL; }
+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 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 int get_partition_info (block_dev_desc_t * dev_desc, int part,
+ disk_partition_t *info) { return -1; }
+static inline void print_part (block_dev_desc_t *dev_desc) {}
+static inline void init_part (block_dev_desc_t *dev_desc) {}
+static inline void dev_print(block_dev_desc_t *dev_desc) {}
+static inline int get_device(const char *ifname, const char *dev_str,
+ block_dev_desc_t **dev_desc)
+{ return -1; }
+static inline int get_device_and_partition(const char *ifname,
+ const char *dev_part_str,
+ block_dev_desc_t **dev_desc,
+ disk_partition_t *info,
+ int allow_whole_dev)
+{ *dev_desc = NULL; return -1; }
+#endif
#ifdef CONFIG_MAC_PARTITION
/* disk/part_mac.c */
int test_part_amiga (block_dev_desc_t *dev_desc);
#endif
+#ifdef CONFIG_EFI_PARTITION
+#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);
+void print_part_efi (block_dev_desc_t *dev_desc);
+int test_part_efi (block_dev_desc_t *dev_desc);
+
+/**
+ * write_gpt_table() - Write the GUID Partition Table to disk
+ *
+ * @param dev_desc - block device descriptor
+ * @param gpt_h - pointer to GPT header representation
+ * @param gpt_e - pointer to GPT partition table entries
+ *
+ * @return - zero on success, otherwise error
+ */
+int write_gpt_table(block_dev_desc_t *dev_desc,
+ gpt_header *gpt_h, gpt_entry *gpt_e);
+
+/**
+ * gpt_fill_pte(): Fill the GPT partition table entry
+ *
+ * @param gpt_h - GPT header representation
+ * @param gpt_e - GPT partition table entries
+ * @param partitions - list of partitions
+ * @param parts - number of partitions
+ *
+ * @return zero on success
+ */
+int gpt_fill_pte(gpt_header *gpt_h, gpt_entry *gpt_e,
+ disk_partition_t *partitions, int parts);
+
+/**
+ * gpt_fill_header(): Fill the GPT header
+ *
+ * @param dev_desc - block device descriptor
+ * @param gpt_h - GPT header representation
+ * @param str_guid - disk guid string representation
+ * @param parts_count - number of partitions
+ *
+ * @return - error on str_guid conversion error
+ */
+int gpt_fill_header(block_dev_desc_t *dev_desc, gpt_header *gpt_h,
+ char *str_guid, int parts_count);
+
+/**
+ * gpt_restore(): Restore GPT partition table
+ *
+ * @param dev_desc - block device descriptor
+ * @param str_disk_guid - disk GUID
+ * @param partitions - list of partitions
+ * @param parts - number of partitions
+ *
+ * @return zero on success
+ */
+int gpt_restore(block_dev_desc_t *dev_desc, char *str_disk_guid,
+ disk_partition_t *partitions, const int parts_count);
+#endif
+
#endif /* _PART_H */