■AM437
root@HX-SDC:~# ./int64

normal 32-bit write on DDR
old_value=00000000
read_value=12345678

atomic 32-bit write on DDR
old_value=12345678
read_value=9abcdef0

normal 64-bit write on DDR
old_value=0000000000000000
read_value=123456789abcdef0

atomic 64-bit write on DDR
old_value=123456789abcdef0
read_value=0fedcba987654321

normal 32-bit write on MRAM
old_value=87654321
read_value=12345678

atomic 32-bit write on MRAM
old_value=12345678
read_value=9abcdef0

normal 64-bit write on MRAM
old_value=0fedcba99abcdef0
read_value=123456789abcdef0

atomic 64-bit write on MRAM
old_value=123456789abcdef0
read_value=0fedcba987654321

■AM572
root@HX-SDC:~# ./int64

normal 32-bit write on DDR
old_value=00000000
read_value=12345678

atomic 32-bit write on DDR
old_value=12345678
read_value=9abcdef0

normal 64-bit write on DDR
old_value=0000000000000000
read_value=123456789abcdef0

atomic 64-bit write on DDR
old_value=123456789abcdef0
read_value=0fedcba987654321

normal 32-bit write on MRAM
old_value=12345678
read_value=12345678

atomic 32-bit write on MRAM
old_value=12345678
<13>Feb  2 17:20:14 core_filter(2241): "int64" (PID 2241) was terminated by signal 7.
<13>Feb  2 17:20:14 core_filter(2241): Since ulimit for core file size (ulimit -c) is set to 0, no core dump file was created.
Bus error (core dumped)

*** kernel output generated hereafter ***
2000-02-02T17:20:14.744203+00:00 HX-SDC kernel: [ 3907.899248] Unhandled fault: asynchronous external abort (0x1211) at 0x00000000
2000-02-02T17:20:14.744292+00:00 HX-SDC kernel: [ 3907.899255] pgd = 2c9b0766
2000-02-02T17:20:14.744302+00:00 HX-SDC kernel: [ 3907.899258] [00000000] *pgd=ad19d003, *pmd=be2eb003