hw/sd/sdcard: Use Load/Store API to fill some CID/CSD registers The ld/st API helps noticing CID or CSD bytes refer to the same field. Multi-bytes fields are stored MSB first in CID / CSD. Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org> Reviewed-by: Cédric Le Goater <clg@redhat.com> Tested-by: Cédric Le Goater <clg@redhat.com> Message-Id: <20240621080554.18986-7-philmd@linaro.org>