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Fix IHEX firmware generation/loading

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Fix both the IHEX firmware generation (len field always null, and EOF
marker a byte too short) and loading (struct ihex_binrec needs to be
packed to reflect the on-disk structure).

Signed-off-by: Marc Zyngier <maz@misterjones.org>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
This commit is contained in:
Marc Zyngier 2008-08-02 19:12:23 +02:00 committed by David Woodhouse
parent f1136d022a
commit 85ebd00334
2 changed files with 4 additions and 4 deletions
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6
firmware/ihex2fw.c
View File

@ -250,19 +250,19 @@ static void file_record(struct ihex_binrec *record)
static int output_records(int outfd)
{
unsigned char zeroes[5] = {0, 0, 0, 0, 0};
unsigned char zeroes[6] = {0, 0, 0, 0, 0, 0};
struct ihex_binrec *p = records;
while (p) {
uint16_t writelen = (p->len + 9) & ~3;
p->addr = htonl(p->addr);
p->len = htonl(p->len);
p->len = htons(p->len);
write(outfd, &p->addr, writelen);
p = p->next;
}
/* EOF record is zero length, since we don't bother to represent
the type field in the binary version */
write(outfd, zeroes, 5);
write(outfd, zeroes, 6);
return 0;
}

2
include/linux/ihex.h
View File

@ -18,7 +18,7 @@ struct ihex_binrec {
__be32 addr;
__be16 len;
uint8_t data[0];
} __attribute__((aligned(4)));
} __attribute__((packed));
/* Find the next record, taking into account the 4-byte alignment */
static inline const struct ihex_binrec *