47 lines
1.2 KiB
C
47 lines
1.2 KiB
C
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/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Parsing command line, get the partitions information.
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*
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* Written by Cai Zhiyong <caizhiyong@huawei.com>
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*
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*/
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#ifndef CMDLINEPARSEH
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#define CMDLINEPARSEH
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#include <linux/blkdev.h>
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#include <linux/fs.h>
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#include <linux/slab.h>
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/* partition flags */
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#define PF_RDONLY 0x01 /* Device is read only */
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#define PF_POWERUP_LOCK 0x02 /* Always locked after reset */
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struct cmdline_subpart {
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char name[BDEVNAME_SIZE]; /* partition name, such as 'rootfs' */
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sector_t from;
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sector_t size;
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int flags;
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struct cmdline_subpart *next_subpart;
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};
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struct cmdline_parts {
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char name[BDEVNAME_SIZE]; /* block device, such as 'mmcblk0' */
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unsigned int nr_subparts;
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struct cmdline_subpart *subpart;
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struct cmdline_parts *next_parts;
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};
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void cmdline_parts_free(struct cmdline_parts **parts);
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int cmdline_parts_parse(struct cmdline_parts **parts, const char *cmdline);
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struct cmdline_parts *cmdline_parts_find(struct cmdline_parts *parts,
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const char *bdev);
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int cmdline_parts_set(struct cmdline_parts *parts, sector_t disk_size,
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int slot,
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int (*add_part)(int, struct cmdline_subpart *, void *),
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void *param);
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#endif /* CMDLINEPARSEH */
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