RTL8169: Difference between revisions

RTL8169 (view source)

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Revision as of 08:52, 9 February 2009 (view source) Combuster (talk \| contribs) (→‎Full Reset Example: no discussions inside an article, please) ← Older edit		Revision as of 21:40, 25 February 2009 (view source) osdev>Computafreak m (Slight grammar correction; code slightly reformatted to make what's happening clearer) Newer edit →
Line 9: === Get the MAC Address === First ~~thing's~~things first, we need to get the NIC's physical MAC address. Normally we should go through the EEPROM to access the MAC address, but in this case we will take a shortcut and obtain the address from the MAC0-6 registers. The MAC registers start at offset 0x00 and should be accessed in 8-bit segments. ex: char i; for (i = 0; i < 6; i++) { { mac_address[i] = inportb(ioaddr + i);} /ioaddr is the base address obtainable from the PCI device configuration space./ } === Reset the Chip ===