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41 lines
693 B
41 lines
693 B
8 years ago
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#include <stdint.h>
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#include <stdlib.h>
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#include <string.h>
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#include <flash.h>
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#include <macros.h>
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#include <fs/block.h>
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#include <fs/part.h>
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struct part_hdr {
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char magic[8];
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char rsv[24];
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} __attribute__((packed));
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struct part_entry {
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char label[16];
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uint32_t start, end;
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uint32_t flags;
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uint32_t rsv;
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} __attribute__((packed));
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#define PART_MAGIC "FL-PART\x7f"
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int part_create(struct flash_dev *dev)
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{
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struct part_hdr hdr;
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if (block_is_erased(dev, 0, 4 * KIB) != 0 &&
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flash_erase(dev, 0, 4 * KIB) != 0)
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return -1;
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memset(&hdr, 0, sizeof hdr);
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memcpy(hdr.magic, PART_MAGIC, sizeof hdr.magic);
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if (flash_write(dev, 0, &hdr, sizeof hdr) != 0)
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return -1;
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return 0;
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}
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