55 lines
1.3 KiB
C
55 lines
1.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* Copyright 2014 Broadcom Corporation.
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*/
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#include <part.h>
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#include <sparse_format.h>
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#define ROUNDUP(x, y) (((x) + ((y) - 1)) & ~((y) - 1))
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struct sparse_storage {
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lbaint_t blksz;
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lbaint_t start;
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lbaint_t size;
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void *priv;
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lbaint_t (*write)(struct sparse_storage *info,
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lbaint_t blk,
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lbaint_t blkcnt,
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const void *buffer);
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lbaint_t (*read)(struct sparse_storage *info,
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lbaint_t blk,
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lbaint_t blkcnt,
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const void *buffer);
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lbaint_t (*reserve)(struct sparse_storage *info,
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lbaint_t blk,
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lbaint_t blkcnt);
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void (*mssg)(const char *str, char *response);
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};
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static inline int is_sparse_image(void *buf)
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{
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sparse_header_t *s_header = (sparse_header_t *)buf;
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if ((le32_to_cpu(s_header->magic) == SPARSE_HEADER_MAGIC) &&
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(le16_to_cpu(s_header->major_version) == 1))
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return 1;
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return 0;
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}
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int write_sparse_image(struct sparse_storage *info, const char *part_name,
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void *data, char *response);
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int read_sparse_image(struct sparse_storage *info, const char *part_name,
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void *data, char *response);
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#ifdef CONFIG_ARCH_NOVATEK
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unsigned int write_spimg_on_dfu(struct sparse_storage *info, const char *part_name,
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void *data, char *response, unsigned int data_size);
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#endif
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