[U-Boot] [PATCH] tools: mksunxiboot: Fix problems on big endian systems
Hans de Goede
hdegoede at redhat.com
Mon Feb 16 20:40:19 CET 2015
Hi,
On 08-02-15 06:05, Siarhei Siamashka wrote:
> Now my PS3 can be also used to build u-boot for sunxi devices.
>
> Signed-off-by: Siarhei Siamashka <siarhei.siamashka at gmail.com>
Thanks, applied to u-boot-sunxi/next and included in the pull-req
which I've just send out.
Regards,
Hans
> ---
> tools/mksunxiboot.c | 14 ++++++++------
> 1 file changed, 8 insertions(+), 6 deletions(-)
>
> diff --git a/tools/mksunxiboot.c b/tools/mksunxiboot.c
> index 1f0fbae..0035f6e 100644
> --- a/tools/mksunxiboot.c
> +++ b/tools/mksunxiboot.c
> @@ -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;
> }
>
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