forked from M-Labs/zynq-rs
46 lines
1.1 KiB
Rust
46 lines
1.1 KiB
Rust
pub mod id;
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use id::{identify_phy, PhyIdentifier};
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pub trait PhyAccess {
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fn read_phy(&mut self, addr: u8, reg: u8) -> u16;
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fn write_phy(&mut self, addr: u8, reg: u8, data: u16);
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}
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pub enum Phy {
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Marvel88E1116R,
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Rtl8211E,
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}
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const OUI_MARVEL: u32 = 0x005043;
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const OUI_REALTEK: u32 = 0x000732;
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impl Phy {
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/// Probe all addresses on MDIO for a known PHY
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pub fn find<PA: PhyAccess>(pa: &mut PA) -> Option<(u8, Phy)> {
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for addr in 1..32 {
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match identify_phy(pa, addr) {
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Some(PhyIdentifier {
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oui: OUI_MARVEL,
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model: 36,
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..
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}) => return Some((addr, Phy::Marvel88E1116R)),
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Some(PhyIdentifier {
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oui: OUI_REALTEK,
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model: 0b010001,
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rev: 0b0101,
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}) => return Some((addr, Phy::Rtl8211E)),
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_ => {}
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}
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}
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None
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}
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pub fn name(&self) -> &'static str {
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match self {
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Phy::Marvel88E1116R => &"Marvel 88E1116R",
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Phy::Rtl8211E => &"RTL8211E",
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}
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}
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}
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