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tools: mksunxiboot: Fix problems on big endian systems

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Now my PS3 can be also used to build u-boot for sunxi devices.

Signed-off-by: Siarhei Siamashka <siarhei.siamashka@gmail.com>
Acked-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
This commit is contained in:
Siarhei Siamashka 2015-02-08 07:05:27 +02:00 committed by Hans de Goede
parent b1b912ddf3
commit c924e2a803
1 changed files with 8 additions and 6 deletions
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14
tools/mksunxiboot.c
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@ -43,19 +43,19 @@ int gen_check_sum(struct boot_file_head *head_p)
uint32_t i;
uint32_t sum;
length = head_p->length;
length = le32_to_cpu(head_p->length);
if ((length & 0x3) != 0) /* must 4-byte-aligned */
return -1;
buf = (uint32_t *)head_p;
head_p->check_sum = STAMP_VALUE; /* fill stamp */
head_p->check_sum = cpu_to_le32(STAMP_VALUE); /* fill stamp */
loop = length >> 2;
/* calculate the sum */
for (i = 0, sum = 0; i < loop; i++)
sum += buf[i];
sum += le32_to_cpu(buf[i]);
/* write back check sum */
head_p->check_sum = sum;
head_p->check_sum = cpu_to_le32(sum);
return 0;
}
@ -125,10 +125,12 @@ int main(int argc, char *argv[])
memcpy(img.header.magic, BOOT0_MAGIC, 8); /* no '0' termination */
img.header.length =
ALIGN(file_size + sizeof(struct boot_file_head), BLOCK_SIZE);
img.header.b_instruction = cpu_to_le32(img.header.b_instruction);
img.header.length = cpu_to_le32(img.header.length);
gen_check_sum(&img.header);
count = write(fd_out, &img, img.header.length);
if (count != img.header.length) {
count = write(fd_out, &img, le32_to_cpu(img.header.length));
if (count != le32_to_cpu(img.header.length)) {
perror("Writing output");
return EXIT_FAILURE;
}