hw/block/pflash_cfi02: Use the ldst API in pflash_read()
The load/store API eases code review.
Signed-off-by: Stephen Checkoway <stephen.checkoway@oberlin.edu>
Message-Id: <
20190426162624.55977-3-stephen.checkoway@oberlin.edu>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Tested-by: Philippe Mathieu-Daudé <philmd@redhat.com>
[PMD: Extracted from bigger patch, simplified tracing]
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>