Running mxsboot on a big-endian system produces a sd image which
cannot be started by the i.MX28 ROM. It complains on the debug
uart as following:
0x8020a009
0x80502008
0x8020a009
0x80502008
...
Enforcing all fields within the BCB to little-endian make
the image bootable again.
Signed-off-by: Michael Heimpold <[email protected]>
---
tools/mxsboot.c | 19 ++++++++++---------
1 file changed, 10 insertions(+), 9 deletions(-)
diff --git a/tools/mxsboot.c b/tools/mxsboot.c
index 185b327..8284e95 100644
--- a/tools/mxsboot.c
+++ b/tools/mxsboot.c
@@ -7,6 +7,7 @@
* SPDX-License-Identifier: GPL-2.0+
*/
+#include <endian.h>
#include <fcntl.h>
#include <sys/stat.h>
#include <sys/types.h>
@@ -569,15 +570,15 @@ static int mx28_create_sd_image(int infd, int outfd)
cb = (struct mx28_sd_config_block *)buf;
- cb->signature = 0x00112233;
- cb->primary_boot_tag = 0x1;
- cb->secondary_boot_tag = 0x1;
- cb->num_copies = 1;
- cb->drv_info[0].chip_num = 0x0;
- cb->drv_info[0].drive_type = 0x0;
- cb->drv_info[0].tag = 0x1;
- cb->drv_info[0].first_sector_number = sd_sector + 4;
- cb->drv_info[0].sector_count = (size - 4) / 512;
+ cb->signature = htole32(0x00112233);
+ cb->primary_boot_tag = htole32(0x1);
+ cb->secondary_boot_tag = htole32(0x1);
+ cb->num_copies = htole32(1);
+ cb->drv_info[0].chip_num = htole32(0x0);
+ cb->drv_info[0].drive_type = htole32(0x0);
+ cb->drv_info[0].tag = htole32(0x1);
+ cb->drv_info[0].first_sector_number = htole32(sd_sector + 4);
+ cb->drv_info[0].sector_count = htole32((size - 4) / 512);
wr_size = write(outfd, buf, size);
if (wr_size != size) {
--
1.7.10.4
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