add gmac0 read mac form eeprom,pcie30x1

hc

2023-11-22 d0a428a6556ea5a006e22e28b0b1cd037885fe20

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-detach
defaultroute
nocrtscts
lock
noauth
lcp-echo-interval 5
lcp-echo-failure 3
usepeerdns
115200
local
asyncmap 0