add stmac read mac form eeprom

hc

2023-12-09 b22da3d8526a935aa31e086e63f60ff3246cb61c

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# From https://www.kernel.org/pub/linux/utils/boot/syslinux/sha256sums.asc
sha256    26d3986d2bea109d5dc0e4f8c4822a459276cf021125e8c9f23c3cca5d8c850e    syslinux-6.03.tar.xz